The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2006 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package android.widget; |
| 18 | |
Gilles Debunne | 78996c9 | 2010-10-12 16:01:47 -0700 | [diff] [blame] | 19 | import android.R; |
Dianne Hackborn | 1040dc4 | 2010-08-26 22:11:06 -0700 | [diff] [blame] | 20 | import android.content.ClipData; |
Gilles Debunne | f170a34 | 2010-11-11 11:08:59 -0800 | [diff] [blame] | 21 | import android.content.ClipData.Item; |
Gilles Debunne | 64e54a6 | 2010-09-07 19:07:17 -0700 | [diff] [blame] | 22 | import android.content.ClipboardManager; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 23 | import android.content.Context; |
Gilles Debunne | e90bed1 | 2011-08-30 14:28:27 -0700 | [diff] [blame] | 24 | import android.content.Intent; |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 25 | import android.content.pm.PackageManager; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 26 | import android.content.res.ColorStateList; |
| 27 | import android.content.res.Resources; |
| 28 | import android.content.res.TypedArray; |
| 29 | import android.content.res.XmlResourceParser; |
| 30 | import android.graphics.Canvas; |
Gilles Debunne | 12d91ce | 2010-12-10 11:36:29 -0800 | [diff] [blame] | 31 | import android.graphics.Color; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 32 | import android.graphics.Paint; |
| 33 | import android.graphics.Path; |
| 34 | import android.graphics.Rect; |
| 35 | import android.graphics.RectF; |
| 36 | import android.graphics.Typeface; |
| 37 | import android.graphics.drawable.Drawable; |
Gilles Debunne | 64e54a6 | 2010-09-07 19:07:17 -0700 | [diff] [blame] | 38 | import android.inputmethodservice.ExtractEditText; |
Dianne Hackborn | 23fdaf6 | 2010-08-06 12:16:55 -0700 | [diff] [blame] | 39 | import android.net.Uri; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 40 | import android.os.Bundle; |
| 41 | import android.os.Handler; |
svetoslavganov | 75986cf | 2009-05-14 22:28:01 -0700 | [diff] [blame] | 42 | import android.os.Message; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 43 | import android.os.Parcel; |
| 44 | import android.os.Parcelable; |
| 45 | import android.os.SystemClock; |
Gilles Debunne | e90bed1 | 2011-08-30 14:28:27 -0700 | [diff] [blame] | 46 | import android.provider.Settings; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 47 | import android.text.BoringLayout; |
| 48 | import android.text.DynamicLayout; |
| 49 | import android.text.Editable; |
| 50 | import android.text.GetChars; |
| 51 | import android.text.GraphicsOperations; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 52 | import android.text.InputFilter; |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 53 | import android.text.InputType; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 54 | import android.text.Layout; |
| 55 | import android.text.ParcelableSpan; |
| 56 | import android.text.Selection; |
| 57 | import android.text.SpanWatcher; |
| 58 | import android.text.Spannable; |
svetoslavganov | 75986cf | 2009-05-14 22:28:01 -0700 | [diff] [blame] | 59 | import android.text.SpannableString; |
Gilles Debunne | 214a862 | 2011-04-26 15:44:37 -0700 | [diff] [blame] | 60 | import android.text.SpannableStringBuilder; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 61 | import android.text.Spanned; |
| 62 | import android.text.SpannedString; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 63 | import android.text.StaticLayout; |
Doug Felt | cb379120 | 2011-07-07 11:57:48 -0700 | [diff] [blame] | 64 | import android.text.TextDirectionHeuristic; |
| 65 | import android.text.TextDirectionHeuristics; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 66 | import android.text.TextPaint; |
| 67 | import android.text.TextUtils; |
Adam Powell | 282e377 | 2011-08-30 16:51:11 -0700 | [diff] [blame] | 68 | import android.text.TextUtils.TruncateAt; |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 69 | import android.text.TextWatcher; |
Adam Powell | 7f8f79a | 2011-07-07 18:35:54 -0700 | [diff] [blame] | 70 | import android.text.method.AllCapsTransformationMethod; |
Gilles Debunne | 86b9c78 | 2010-11-11 10:43:48 -0800 | [diff] [blame] | 71 | import android.text.method.ArrowKeyMovementMethod; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 72 | import android.text.method.DateKeyListener; |
| 73 | import android.text.method.DateTimeKeyListener; |
| 74 | import android.text.method.DialerKeyListener; |
| 75 | import android.text.method.DigitsKeyListener; |
| 76 | import android.text.method.KeyListener; |
| 77 | import android.text.method.LinkMovementMethod; |
| 78 | import android.text.method.MetaKeyKeyListener; |
| 79 | import android.text.method.MovementMethod; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 80 | import android.text.method.PasswordTransformationMethod; |
| 81 | import android.text.method.SingleLineTransformationMethod; |
| 82 | import android.text.method.TextKeyListener; |
svetoslavganov | 75986cf | 2009-05-14 22:28:01 -0700 | [diff] [blame] | 83 | import android.text.method.TimeKeyListener; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 84 | import android.text.method.TransformationMethod; |
Adam Powell | 7f8f79a | 2011-07-07 18:35:54 -0700 | [diff] [blame] | 85 | import android.text.method.TransformationMethod2; |
Gilles Debunne | 214a862 | 2011-04-26 15:44:37 -0700 | [diff] [blame] | 86 | import android.text.method.WordIterator; |
Gilles Debunne | f3895ed | 2010-12-21 12:53:58 -0800 | [diff] [blame] | 87 | import android.text.style.ClickableSpan; |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 88 | import android.text.style.EasyEditSpan; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 89 | import android.text.style.ParagraphStyle; |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 90 | import android.text.style.SpellCheckSpan; |
Gilles Debunne | 28294cc | 2011-08-24 12:02:05 -0700 | [diff] [blame] | 91 | import android.text.style.SuggestionRangeSpan; |
Gilles Debunne | 2037b82 | 2011-04-22 13:07:33 -0700 | [diff] [blame] | 92 | import android.text.style.SuggestionSpan; |
Gilles Debunne | 214a862 | 2011-04-26 15:44:37 -0700 | [diff] [blame] | 93 | import android.text.style.TextAppearanceSpan; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 94 | import android.text.style.URLSpan; |
| 95 | import android.text.style.UpdateAppearance; |
| 96 | import android.text.util.Linkify; |
| 97 | import android.util.AttributeSet; |
Gilles Debunne | 6934044 | 2011-03-31 13:37:51 -0700 | [diff] [blame] | 98 | import android.util.DisplayMetrics; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 99 | import android.util.FloatMath; |
svetoslavganov | 75986cf | 2009-05-14 22:28:01 -0700 | [diff] [blame] | 100 | import android.util.Log; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 101 | import android.util.TypedValue; |
Gilles Debunne | 27113f8 | 2010-08-23 12:09:14 -0700 | [diff] [blame] | 102 | import android.view.ActionMode; |
Gilles Debunne | f4dceb1 | 2010-12-01 15:54:20 -0800 | [diff] [blame] | 103 | import android.view.ActionMode.Callback; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 104 | import android.view.ContextMenu; |
Gilles Debunne | f170a34 | 2010-11-11 11:08:59 -0800 | [diff] [blame] | 105 | import android.view.DragEvent; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 106 | import android.view.Gravity; |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 107 | import android.view.HapticFeedbackConstants; |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 108 | import android.view.KeyCharacterMap; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 109 | import android.view.KeyEvent; |
| 110 | import android.view.LayoutInflater; |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 111 | import android.view.Menu; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 112 | import android.view.MenuItem; |
| 113 | import android.view.MotionEvent; |
| 114 | import android.view.View; |
Gilles Debunne | 65f6041 | 2010-10-15 16:18:35 -0700 | [diff] [blame] | 115 | import android.view.ViewConfiguration; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 116 | import android.view.ViewDebug; |
Adam Powell | 8c8293b | 2010-10-12 14:45:12 -0700 | [diff] [blame] | 117 | import android.view.ViewGroup; |
Gilles Debunne | 27113f8 | 2010-08-23 12:09:14 -0700 | [diff] [blame] | 118 | import android.view.ViewGroup.LayoutParams; |
Adam Powell | abcbb1a | 2010-10-04 21:12:19 -0700 | [diff] [blame] | 119 | import android.view.ViewParent; |
Gilles Debunne | 3784a7f | 2011-07-15 13:49:38 -0700 | [diff] [blame] | 120 | import android.view.ViewRootImpl; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 121 | import android.view.ViewTreeObserver; |
Gilles Debunne | cbfbb52 | 2010-10-07 16:57:31 -0700 | [diff] [blame] | 122 | import android.view.WindowManager; |
svetoslavganov | 75986cf | 2009-05-14 22:28:01 -0700 | [diff] [blame] | 123 | import android.view.accessibility.AccessibilityEvent; |
| 124 | import android.view.accessibility.AccessibilityManager; |
Svetoslav Ganov | 8643aa0 | 2011-04-20 12:12:33 -0700 | [diff] [blame] | 125 | import android.view.accessibility.AccessibilityNodeInfo; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 126 | import android.view.animation.AnimationUtils; |
| 127 | import android.view.inputmethod.BaseInputConnection; |
| 128 | import android.view.inputmethod.CompletionInfo; |
Gilles Debunne | cf9cf2f | 2010-12-08 17:43:58 -0800 | [diff] [blame] | 129 | import android.view.inputmethod.CorrectionInfo; |
svetoslavganov | 75986cf | 2009-05-14 22:28:01 -0700 | [diff] [blame] | 130 | import android.view.inputmethod.EditorInfo; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 131 | import android.view.inputmethod.ExtractedText; |
| 132 | import android.view.inputmethod.ExtractedTextRequest; |
| 133 | import android.view.inputmethod.InputConnection; |
| 134 | import android.view.inputmethod.InputMethodManager; |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 135 | import android.widget.AdapterView.OnItemClickListener; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 136 | import android.widget.RemoteViews.RemoteView; |
| 137 | |
Gilles Debunne | 2237829 | 2011-08-12 10:38:52 -0700 | [diff] [blame] | 138 | import com.android.internal.util.FastMath; |
| 139 | import com.android.internal.widget.EditableInputConnection; |
| 140 | |
| 141 | import org.xmlpull.v1.XmlPullParserException; |
| 142 | |
Gilles Debunne | 27113f8 | 2010-08-23 12:09:14 -0700 | [diff] [blame] | 143 | import java.io.IOException; |
| 144 | import java.lang.ref.WeakReference; |
Gilles Debunne | 214a862 | 2011-04-26 15:44:37 -0700 | [diff] [blame] | 145 | import java.text.BreakIterator; |
Gilles Debunne | 27113f8 | 2010-08-23 12:09:14 -0700 | [diff] [blame] | 146 | import java.util.ArrayList; |
Luca Zanolin | e3f89c0 | 2011-08-01 09:55:17 +0100 | [diff] [blame] | 147 | import java.util.Arrays; |
| 148 | import java.util.Comparator; |
| 149 | import java.util.HashMap; |
Gilles Debunne | 27113f8 | 2010-08-23 12:09:14 -0700 | [diff] [blame] | 150 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 151 | /** |
| 152 | * Displays text to the user and optionally allows them to edit it. A TextView |
| 153 | * is a complete text editor, however the basic class is configured to not |
| 154 | * allow editing; see {@link EditText} for a subclass that configures the text |
| 155 | * view for editing. |
| 156 | * |
| 157 | * <p> |
| 158 | * <b>XML attributes</b> |
| 159 | * <p> |
| 160 | * See {@link android.R.styleable#TextView TextView Attributes}, |
| 161 | * {@link android.R.styleable#View View Attributes} |
| 162 | * |
| 163 | * @attr ref android.R.styleable#TextView_text |
| 164 | * @attr ref android.R.styleable#TextView_bufferType |
| 165 | * @attr ref android.R.styleable#TextView_hint |
| 166 | * @attr ref android.R.styleable#TextView_textColor |
| 167 | * @attr ref android.R.styleable#TextView_textColorHighlight |
| 168 | * @attr ref android.R.styleable#TextView_textColorHint |
Romain Guy | d6a463a | 2009-05-21 23:10:10 -0700 | [diff] [blame] | 169 | * @attr ref android.R.styleable#TextView_textAppearance |
| 170 | * @attr ref android.R.styleable#TextView_textColorLink |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 171 | * @attr ref android.R.styleable#TextView_textSize |
| 172 | * @attr ref android.R.styleable#TextView_textScaleX |
| 173 | * @attr ref android.R.styleable#TextView_typeface |
| 174 | * @attr ref android.R.styleable#TextView_textStyle |
| 175 | * @attr ref android.R.styleable#TextView_cursorVisible |
| 176 | * @attr ref android.R.styleable#TextView_maxLines |
| 177 | * @attr ref android.R.styleable#TextView_maxHeight |
| 178 | * @attr ref android.R.styleable#TextView_lines |
| 179 | * @attr ref android.R.styleable#TextView_height |
| 180 | * @attr ref android.R.styleable#TextView_minLines |
| 181 | * @attr ref android.R.styleable#TextView_minHeight |
| 182 | * @attr ref android.R.styleable#TextView_maxEms |
| 183 | * @attr ref android.R.styleable#TextView_maxWidth |
| 184 | * @attr ref android.R.styleable#TextView_ems |
| 185 | * @attr ref android.R.styleable#TextView_width |
| 186 | * @attr ref android.R.styleable#TextView_minEms |
| 187 | * @attr ref android.R.styleable#TextView_minWidth |
| 188 | * @attr ref android.R.styleable#TextView_gravity |
| 189 | * @attr ref android.R.styleable#TextView_scrollHorizontally |
| 190 | * @attr ref android.R.styleable#TextView_password |
| 191 | * @attr ref android.R.styleable#TextView_singleLine |
| 192 | * @attr ref android.R.styleable#TextView_selectAllOnFocus |
| 193 | * @attr ref android.R.styleable#TextView_includeFontPadding |
| 194 | * @attr ref android.R.styleable#TextView_maxLength |
| 195 | * @attr ref android.R.styleable#TextView_shadowColor |
| 196 | * @attr ref android.R.styleable#TextView_shadowDx |
| 197 | * @attr ref android.R.styleable#TextView_shadowDy |
| 198 | * @attr ref android.R.styleable#TextView_shadowRadius |
| 199 | * @attr ref android.R.styleable#TextView_autoLink |
| 200 | * @attr ref android.R.styleable#TextView_linksClickable |
| 201 | * @attr ref android.R.styleable#TextView_numeric |
| 202 | * @attr ref android.R.styleable#TextView_digits |
| 203 | * @attr ref android.R.styleable#TextView_phoneNumber |
| 204 | * @attr ref android.R.styleable#TextView_inputMethod |
| 205 | * @attr ref android.R.styleable#TextView_capitalize |
| 206 | * @attr ref android.R.styleable#TextView_autoText |
| 207 | * @attr ref android.R.styleable#TextView_editable |
Romain Guy | d6a463a | 2009-05-21 23:10:10 -0700 | [diff] [blame] | 208 | * @attr ref android.R.styleable#TextView_freezesText |
| 209 | * @attr ref android.R.styleable#TextView_ellipsize |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 210 | * @attr ref android.R.styleable#TextView_drawableTop |
| 211 | * @attr ref android.R.styleable#TextView_drawableBottom |
| 212 | * @attr ref android.R.styleable#TextView_drawableRight |
| 213 | * @attr ref android.R.styleable#TextView_drawableLeft |
Romain Guy | d6a463a | 2009-05-21 23:10:10 -0700 | [diff] [blame] | 214 | * @attr ref android.R.styleable#TextView_drawablePadding |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 215 | * @attr ref android.R.styleable#TextView_lineSpacingExtra |
| 216 | * @attr ref android.R.styleable#TextView_lineSpacingMultiplier |
| 217 | * @attr ref android.R.styleable#TextView_marqueeRepeatLimit |
Romain Guy | d6a463a | 2009-05-21 23:10:10 -0700 | [diff] [blame] | 218 | * @attr ref android.R.styleable#TextView_inputType |
| 219 | * @attr ref android.R.styleable#TextView_imeOptions |
| 220 | * @attr ref android.R.styleable#TextView_privateImeOptions |
| 221 | * @attr ref android.R.styleable#TextView_imeActionLabel |
| 222 | * @attr ref android.R.styleable#TextView_imeActionId |
| 223 | * @attr ref android.R.styleable#TextView_editorExtras |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 224 | */ |
| 225 | @RemoteView |
| 226 | public class TextView extends View implements ViewTreeObserver.OnPreDrawListener { |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 227 | static final String LOG_TAG = "TextView"; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 228 | static final boolean DEBUG_EXTRACT = false; |
Gilles Debunne | b7012e84 | 2011-02-24 15:40:38 -0800 | [diff] [blame] | 229 | |
Romain Guy | 8b55f37 | 2010-08-18 17:10:07 -0700 | [diff] [blame] | 230 | private static final int PRIORITY = 100; |
Gilles Debunne | 3dbf55c | 2010-12-16 10:31:51 -0800 | [diff] [blame] | 231 | private int mCurrentAlpha = 255; |
Adam Powell | 879fb6b | 2010-09-20 11:23:56 -0700 | [diff] [blame] | 232 | |
Adam Powell | abcbb1a | 2010-10-04 21:12:19 -0700 | [diff] [blame] | 233 | final int[] mTempCoords = new int[2]; |
| 234 | Rect mTempRect; |
Adam Powell | 879fb6b | 2010-09-20 11:23:56 -0700 | [diff] [blame] | 235 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 236 | private ColorStateList mTextColor; |
| 237 | private int mCurTextColor; |
| 238 | private ColorStateList mHintTextColor; |
| 239 | private ColorStateList mLinkTextColor; |
| 240 | private int mCurHintTextColor; |
| 241 | private boolean mFreezesText; |
| 242 | private boolean mFrozenWithFocus; |
| 243 | private boolean mTemporaryDetach; |
Romain Guy | a440b00 | 2010-02-24 15:57:54 -0800 | [diff] [blame] | 244 | private boolean mDispatchTemporaryDetach; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 245 | |
Gilles Debunne | 0eb704c | 2010-11-30 12:50:54 -0800 | [diff] [blame] | 246 | private boolean mDiscardNextActionUp = false; |
| 247 | private boolean mIgnoreActionUpEvent = false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 248 | |
| 249 | private Editable.Factory mEditableFactory = Editable.Factory.getInstance(); |
| 250 | private Spannable.Factory mSpannableFactory = Spannable.Factory.getInstance(); |
| 251 | |
| 252 | private float mShadowRadius, mShadowDx, mShadowDy; |
| 253 | |
| 254 | private static final int PREDRAW_NOT_REGISTERED = 0; |
| 255 | private static final int PREDRAW_PENDING = 1; |
| 256 | private static final int PREDRAW_DONE = 2; |
| 257 | private int mPreDrawState = PREDRAW_NOT_REGISTERED; |
| 258 | |
| 259 | private TextUtils.TruncateAt mEllipsize = null; |
| 260 | |
| 261 | // Enum for the "typeface" XML parameter. |
| 262 | // TODO: How can we get this from the XML instead of hardcoding it here? |
| 263 | private static final int SANS = 1; |
| 264 | private static final int SERIF = 2; |
| 265 | private static final int MONOSPACE = 3; |
| 266 | |
| 267 | // Bitfield for the "numeric" XML parameter. |
| 268 | // TODO: How can we get this from the XML instead of hardcoding it here? |
| 269 | private static final int SIGNED = 2; |
| 270 | private static final int DECIMAL = 4; |
| 271 | |
| 272 | class Drawables { |
| 273 | final Rect mCompoundRect = new Rect(); |
Fabrice Di Meglio | a3b6b95 | 2011-06-29 16:44:43 -0700 | [diff] [blame] | 274 | Drawable mDrawableTop, mDrawableBottom, mDrawableLeft, mDrawableRight, |
| 275 | mDrawableStart, mDrawableEnd; |
| 276 | int mDrawableSizeTop, mDrawableSizeBottom, mDrawableSizeLeft, mDrawableSizeRight, |
| 277 | mDrawableSizeStart, mDrawableSizeEnd; |
| 278 | int mDrawableWidthTop, mDrawableWidthBottom, mDrawableHeightLeft, mDrawableHeightRight, |
| 279 | mDrawableHeightStart, mDrawableHeightEnd; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 280 | int mDrawablePadding; |
| 281 | } |
| 282 | private Drawables mDrawables; |
| 283 | |
| 284 | private CharSequence mError; |
| 285 | private boolean mErrorWasChanged; |
The Android Open Source Project | 1059253 | 2009-03-18 17:39:46 -0700 | [diff] [blame] | 286 | private ErrorPopup mPopup; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 287 | /** |
| 288 | * This flag is set if the TextView tries to display an error before it |
| 289 | * is attached to the window (so its position is still unknown). |
| 290 | * It causes the error to be shown later, when onAttachedToWindow() |
| 291 | * is called. |
| 292 | */ |
| 293 | private boolean mShowErrorAfterAttach; |
| 294 | |
| 295 | private CharWrapper mCharWrapper = null; |
| 296 | |
| 297 | private boolean mSelectionMoved = false; |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 298 | private boolean mTouchFocusSelected = false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 299 | |
| 300 | private Marquee mMarquee; |
| 301 | private boolean mRestartMarquee; |
| 302 | |
| 303 | private int mMarqueeRepeatLimit = 3; |
| 304 | |
| 305 | class InputContentType { |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 306 | int imeOptions = EditorInfo.IME_NULL; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 307 | String privateImeOptions; |
| 308 | CharSequence imeActionLabel; |
| 309 | int imeActionId; |
| 310 | Bundle extras; |
| 311 | OnEditorActionListener onEditorActionListener; |
| 312 | boolean enterDown; |
| 313 | } |
| 314 | InputContentType mInputContentType; |
| 315 | |
| 316 | class InputMethodState { |
| 317 | Rect mCursorRectInWindow = new Rect(); |
| 318 | RectF mTmpRectF = new RectF(); |
| 319 | float[] mTmpOffset = new float[2]; |
| 320 | ExtractedTextRequest mExtracting; |
| 321 | final ExtractedText mTmpExtracted = new ExtractedText(); |
| 322 | int mBatchEditNesting; |
| 323 | boolean mCursorChanged; |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 324 | boolean mSelectionModeChanged; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 325 | boolean mContentChanged; |
| 326 | int mChangedStart, mChangedEnd, mChangedDelta; |
| 327 | } |
| 328 | InputMethodState mInputMethodState; |
| 329 | |
Gilles Debunne | f75c97e | 2011-02-10 16:09:53 -0800 | [diff] [blame] | 330 | private int mTextSelectHandleLeftRes; |
| 331 | private int mTextSelectHandleRightRes; |
| 332 | private int mTextSelectHandleRes; |
Adam Powell | fbb3b47 | 2010-10-06 21:04:35 -0700 | [diff] [blame] | 333 | |
Gilles Debunne | 6934044 | 2011-03-31 13:37:51 -0700 | [diff] [blame] | 334 | private int mTextEditSuggestionItemLayout; |
| 335 | private SuggestionsPopupWindow mSuggestionsPopupWindow; |
Gilles Debunne | 214a862 | 2011-04-26 15:44:37 -0700 | [diff] [blame] | 336 | private SuggestionRangeSpan mSuggestionRangeSpan; |
Gilles Debunne | 6934044 | 2011-03-31 13:37:51 -0700 | [diff] [blame] | 337 | |
Gilles Debunne | f75c97e | 2011-02-10 16:09:53 -0800 | [diff] [blame] | 338 | private int mCursorDrawableRes; |
| 339 | private final Drawable[] mCursorDrawable = new Drawable[2]; |
| 340 | private int mCursorCount; // Actual current number of used mCursorDrawable: 0, 1 or 2 |
| 341 | |
| 342 | private Drawable mSelectHandleLeft; |
| 343 | private Drawable mSelectHandleRight; |
| 344 | private Drawable mSelectHandleCenter; |
Adam Powell | b08013c | 2010-09-16 16:28:11 -0700 | [diff] [blame] | 345 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 346 | // Global listener that detects changes in the global position of the TextView |
| 347 | private PositionListener mPositionListener; |
| 348 | |
Gilles Debunne | 3bca69b | 2011-05-23 18:20:22 -0700 | [diff] [blame] | 349 | private float mLastDownPositionX, mLastDownPositionY; |
Gilles Debunne | f4dceb1 | 2010-12-01 15:54:20 -0800 | [diff] [blame] | 350 | private Callback mCustomSelectionActionModeCallback; |
Gilles Debunne | 9948ad7 | 2010-11-24 14:00:46 -0800 | [diff] [blame] | 351 | |
Gilles Debunne | aa85a4c | 2010-12-06 18:27:17 -0800 | [diff] [blame] | 352 | private final int mSquaredTouchSlopDistance; |
Gilles Debunne | c01f3fe | 2010-12-22 17:07:36 -0800 | [diff] [blame] | 353 | // Set when this TextView gained focus with some text selected. Will start selection mode. |
| 354 | private boolean mCreatedWithASelection = false; |
Gilles Debunne | aa85a4c | 2010-12-06 18:27:17 -0800 | [diff] [blame] | 355 | |
Gilles Debunne | c59269f | 2011-04-22 11:46:09 -0700 | [diff] [blame] | 356 | private WordIterator mWordIterator; |
| 357 | |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 358 | private SpellChecker mSpellChecker; |
| 359 | |
Doug Felt | c0ccf0c | 2011-06-23 16:13:18 -0700 | [diff] [blame] | 360 | // The alignment to pass to Layout, or null if not resolved. |
| 361 | private Layout.Alignment mLayoutAlignment; |
| 362 | |
| 363 | // The default value for mTextAlign. |
| 364 | private TextAlign mTextAlign = TextAlign.INHERIT; |
| 365 | |
| 366 | private static enum TextAlign { |
| 367 | INHERIT, GRAVITY, TEXT_START, TEXT_END, CENTER, VIEW_START, VIEW_END; |
| 368 | } |
| 369 | |
Fabrice Di Meglio | f66fdad | 2011-07-19 13:08:47 -0700 | [diff] [blame] | 370 | private boolean mResolvedDrawables = false; |
Fabrice Di Meglio | a3b6b95 | 2011-06-29 16:44:43 -0700 | [diff] [blame] | 371 | |
Adam Powell | 282e377 | 2011-08-30 16:51:11 -0700 | [diff] [blame] | 372 | /** |
| 373 | * On some devices the fading edges add a performance penalty if used |
| 374 | * extensively in the same layout. This mode indicates how the marquee |
| 375 | * is currently being shown, if applicable. (mEllipsize will == MARQUEE) |
| 376 | */ |
| 377 | private int mMarqueeFadeMode = MARQUEE_FADE_NORMAL; |
| 378 | |
| 379 | /** |
| 380 | * When mMarqueeFadeMode is not MARQUEE_FADE_NORMAL, this stores |
| 381 | * the layout that should be used when the mode switches. |
| 382 | */ |
| 383 | private Layout mSavedMarqueeModeLayout; |
| 384 | |
| 385 | /** |
| 386 | * Draw marquee text with fading edges as usual |
| 387 | */ |
| 388 | private static final int MARQUEE_FADE_NORMAL = 0; |
| 389 | |
| 390 | /** |
| 391 | * Draw marquee text as ellipsize end while inactive instead of with the fade. |
| 392 | * (Useful for devices where the fade can be expensive if overdone) |
| 393 | */ |
| 394 | private static final int MARQUEE_FADE_SWITCH_SHOW_ELLIPSIS = 1; |
| 395 | |
| 396 | /** |
| 397 | * Draw marquee text with fading edges because it is currently active/animating. |
| 398 | */ |
| 399 | private static final int MARQUEE_FADE_SWITCH_SHOW_FADE = 2; |
| 400 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 401 | /* |
| 402 | * Kick-start the font cache for the zygote process (to pay the cost of |
| 403 | * initializing freetype for our default font only once). |
| 404 | */ |
| 405 | static { |
| 406 | Paint p = new Paint(); |
| 407 | p.setAntiAlias(true); |
| 408 | // We don't care about the result, just the side-effect of measuring. |
| 409 | p.measureText("H"); |
| 410 | } |
| 411 | |
| 412 | /** |
| 413 | * Interface definition for a callback to be invoked when an action is |
| 414 | * performed on the editor. |
| 415 | */ |
| 416 | public interface OnEditorActionListener { |
| 417 | /** |
| 418 | * Called when an action is being performed. |
| 419 | * |
| 420 | * @param v The view that was clicked. |
| 421 | * @param actionId Identifier of the action. This will be either the |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 422 | * identifier you supplied, or {@link EditorInfo#IME_NULL |
| 423 | * EditorInfo.IME_NULL} if being called due to the enter key |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 424 | * being pressed. |
| 425 | * @param event If triggered by an enter key, this is the event; |
| 426 | * otherwise, this is null. |
| 427 | * @return Return true if you have consumed the action, else false. |
| 428 | */ |
| 429 | boolean onEditorAction(TextView v, int actionId, KeyEvent event); |
| 430 | } |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 431 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 432 | public TextView(Context context) { |
| 433 | this(context, null); |
| 434 | } |
| 435 | |
| 436 | public TextView(Context context, |
| 437 | AttributeSet attrs) { |
| 438 | this(context, attrs, com.android.internal.R.attr.textViewStyle); |
| 439 | } |
| 440 | |
Gilles Debunne | e15b358 | 2010-06-16 15:17:21 -0700 | [diff] [blame] | 441 | @SuppressWarnings("deprecation") |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 442 | public TextView(Context context, |
| 443 | AttributeSet attrs, |
| 444 | int defStyle) { |
| 445 | super(context, attrs, defStyle); |
| 446 | mText = ""; |
| 447 | |
| 448 | mTextPaint = new TextPaint(Paint.ANTI_ALIAS_FLAG); |
Eric Fischer | a9f1dd0 | 2009-08-12 15:00:10 -0700 | [diff] [blame] | 449 | mTextPaint.density = getResources().getDisplayMetrics().density; |
Dianne Hackborn | afa7896 | 2009-09-28 17:33:54 -0700 | [diff] [blame] | 450 | mTextPaint.setCompatibilityScaling( |
| 451 | getResources().getCompatibilityInfo().applicationScale); |
Gilles Debunne | 8cbb4c6 | 2011-01-24 12:33:56 -0800 | [diff] [blame] | 452 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 453 | // If we get the paint from the skin, we should set it to left, since |
| 454 | // the layout always wants it to be left. |
| 455 | // mTextPaint.setTextAlign(Paint.Align.LEFT); |
| 456 | |
| 457 | mHighlightPaint = new Paint(Paint.ANTI_ALIAS_FLAG); |
Dianne Hackborn | afa7896 | 2009-09-28 17:33:54 -0700 | [diff] [blame] | 458 | mHighlightPaint.setCompatibilityScaling( |
| 459 | getResources().getCompatibilityInfo().applicationScale); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 460 | |
| 461 | mMovement = getDefaultMovementMethod(); |
| 462 | mTransformation = null; |
| 463 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 464 | int textColorHighlight = 0; |
| 465 | ColorStateList textColor = null; |
| 466 | ColorStateList textColorHint = null; |
| 467 | ColorStateList textColorLink = null; |
| 468 | int textSize = 15; |
| 469 | int typefaceIndex = -1; |
| 470 | int styleIndex = -1; |
Adam Powell | 7f8f79a | 2011-07-07 18:35:54 -0700 | [diff] [blame] | 471 | boolean allCaps = false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 472 | |
Dianne Hackborn | ab0f485 | 2011-09-12 16:59:06 -0700 | [diff] [blame] | 473 | final Resources.Theme theme = context.getTheme(); |
| 474 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 475 | /* |
| 476 | * Look the appearance up without checking first if it exists because |
| 477 | * almost every TextView has one and it greatly simplifies the logic |
| 478 | * to be able to parse the appearance first and then let specific tags |
| 479 | * for this View override it. |
| 480 | */ |
Dianne Hackborn | ab0f485 | 2011-09-12 16:59:06 -0700 | [diff] [blame] | 481 | TypedArray a = theme.obtainStyledAttributes( |
| 482 | attrs, com.android.internal.R.styleable.TextViewAppearance, defStyle, 0); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 483 | TypedArray appearance = null; |
Dianne Hackborn | ab0f485 | 2011-09-12 16:59:06 -0700 | [diff] [blame] | 484 | int ap = a.getResourceId( |
| 485 | com.android.internal.R.styleable.TextViewAppearance_textAppearance, -1); |
| 486 | a.recycle(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 487 | if (ap != -1) { |
Dianne Hackborn | ab0f485 | 2011-09-12 16:59:06 -0700 | [diff] [blame] | 488 | appearance = theme.obtainStyledAttributes( |
| 489 | ap, com.android.internal.R.styleable.TextAppearance); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 490 | } |
| 491 | if (appearance != null) { |
| 492 | int n = appearance.getIndexCount(); |
| 493 | for (int i = 0; i < n; i++) { |
| 494 | int attr = appearance.getIndex(i); |
| 495 | |
| 496 | switch (attr) { |
| 497 | case com.android.internal.R.styleable.TextAppearance_textColorHighlight: |
| 498 | textColorHighlight = appearance.getColor(attr, textColorHighlight); |
| 499 | break; |
| 500 | |
| 501 | case com.android.internal.R.styleable.TextAppearance_textColor: |
| 502 | textColor = appearance.getColorStateList(attr); |
| 503 | break; |
| 504 | |
| 505 | case com.android.internal.R.styleable.TextAppearance_textColorHint: |
| 506 | textColorHint = appearance.getColorStateList(attr); |
| 507 | break; |
| 508 | |
| 509 | case com.android.internal.R.styleable.TextAppearance_textColorLink: |
| 510 | textColorLink = appearance.getColorStateList(attr); |
| 511 | break; |
| 512 | |
| 513 | case com.android.internal.R.styleable.TextAppearance_textSize: |
| 514 | textSize = appearance.getDimensionPixelSize(attr, textSize); |
| 515 | break; |
| 516 | |
| 517 | case com.android.internal.R.styleable.TextAppearance_typeface: |
| 518 | typefaceIndex = appearance.getInt(attr, -1); |
| 519 | break; |
| 520 | |
| 521 | case com.android.internal.R.styleable.TextAppearance_textStyle: |
| 522 | styleIndex = appearance.getInt(attr, -1); |
| 523 | break; |
Adam Powell | 7f8f79a | 2011-07-07 18:35:54 -0700 | [diff] [blame] | 524 | |
| 525 | case com.android.internal.R.styleable.TextAppearance_textAllCaps: |
| 526 | allCaps = appearance.getBoolean(attr, false); |
| 527 | break; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 528 | } |
| 529 | } |
| 530 | |
| 531 | appearance.recycle(); |
| 532 | } |
| 533 | |
| 534 | boolean editable = getDefaultEditable(); |
| 535 | CharSequence inputMethod = null; |
| 536 | int numeric = 0; |
| 537 | CharSequence digits = null; |
| 538 | boolean phone = false; |
| 539 | boolean autotext = false; |
| 540 | int autocap = -1; |
| 541 | int buffertype = 0; |
| 542 | boolean selectallonfocus = false; |
| 543 | Drawable drawableLeft = null, drawableTop = null, drawableRight = null, |
Fabrice Di Meglio | a3b6b95 | 2011-06-29 16:44:43 -0700 | [diff] [blame] | 544 | drawableBottom = null, drawableStart = null, drawableEnd = null; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 545 | int drawablePadding = 0; |
| 546 | int ellipsize = -1; |
Gilles Debunne | f95449d | 2010-11-05 13:54:13 -0700 | [diff] [blame] | 547 | boolean singleLine = false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 548 | int maxlength = -1; |
| 549 | CharSequence text = ""; |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 550 | CharSequence hint = null; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 551 | int shadowcolor = 0; |
| 552 | float dx = 0, dy = 0, r = 0; |
| 553 | boolean password = false; |
| 554 | int inputType = EditorInfo.TYPE_NULL; |
| 555 | |
Dianne Hackborn | ab0f485 | 2011-09-12 16:59:06 -0700 | [diff] [blame] | 556 | a = theme.obtainStyledAttributes( |
| 557 | attrs, com.android.internal.R.styleable.TextView, defStyle, 0); |
| 558 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 559 | int n = a.getIndexCount(); |
| 560 | for (int i = 0; i < n; i++) { |
| 561 | int attr = a.getIndex(i); |
| 562 | |
| 563 | switch (attr) { |
| 564 | case com.android.internal.R.styleable.TextView_editable: |
| 565 | editable = a.getBoolean(attr, editable); |
| 566 | break; |
| 567 | |
| 568 | case com.android.internal.R.styleable.TextView_inputMethod: |
| 569 | inputMethod = a.getText(attr); |
| 570 | break; |
| 571 | |
| 572 | case com.android.internal.R.styleable.TextView_numeric: |
| 573 | numeric = a.getInt(attr, numeric); |
| 574 | break; |
| 575 | |
| 576 | case com.android.internal.R.styleable.TextView_digits: |
| 577 | digits = a.getText(attr); |
| 578 | break; |
| 579 | |
| 580 | case com.android.internal.R.styleable.TextView_phoneNumber: |
| 581 | phone = a.getBoolean(attr, phone); |
| 582 | break; |
| 583 | |
| 584 | case com.android.internal.R.styleable.TextView_autoText: |
| 585 | autotext = a.getBoolean(attr, autotext); |
| 586 | break; |
| 587 | |
| 588 | case com.android.internal.R.styleable.TextView_capitalize: |
| 589 | autocap = a.getInt(attr, autocap); |
| 590 | break; |
| 591 | |
| 592 | case com.android.internal.R.styleable.TextView_bufferType: |
| 593 | buffertype = a.getInt(attr, buffertype); |
| 594 | break; |
| 595 | |
| 596 | case com.android.internal.R.styleable.TextView_selectAllOnFocus: |
| 597 | selectallonfocus = a.getBoolean(attr, selectallonfocus); |
| 598 | break; |
| 599 | |
| 600 | case com.android.internal.R.styleable.TextView_autoLink: |
| 601 | mAutoLinkMask = a.getInt(attr, 0); |
| 602 | break; |
| 603 | |
| 604 | case com.android.internal.R.styleable.TextView_linksClickable: |
| 605 | mLinksClickable = a.getBoolean(attr, true); |
| 606 | break; |
| 607 | |
| 608 | case com.android.internal.R.styleable.TextView_drawableLeft: |
| 609 | drawableLeft = a.getDrawable(attr); |
| 610 | break; |
| 611 | |
| 612 | case com.android.internal.R.styleable.TextView_drawableTop: |
| 613 | drawableTop = a.getDrawable(attr); |
| 614 | break; |
| 615 | |
| 616 | case com.android.internal.R.styleable.TextView_drawableRight: |
| 617 | drawableRight = a.getDrawable(attr); |
| 618 | break; |
| 619 | |
| 620 | case com.android.internal.R.styleable.TextView_drawableBottom: |
| 621 | drawableBottom = a.getDrawable(attr); |
| 622 | break; |
| 623 | |
Fabrice Di Meglio | a3b6b95 | 2011-06-29 16:44:43 -0700 | [diff] [blame] | 624 | case com.android.internal.R.styleable.TextView_drawableStart: |
| 625 | drawableStart = a.getDrawable(attr); |
| 626 | break; |
| 627 | |
| 628 | case com.android.internal.R.styleable.TextView_drawableEnd: |
| 629 | drawableEnd = a.getDrawable(attr); |
| 630 | break; |
| 631 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 632 | case com.android.internal.R.styleable.TextView_drawablePadding: |
| 633 | drawablePadding = a.getDimensionPixelSize(attr, drawablePadding); |
| 634 | break; |
| 635 | |
| 636 | case com.android.internal.R.styleable.TextView_maxLines: |
| 637 | setMaxLines(a.getInt(attr, -1)); |
| 638 | break; |
| 639 | |
| 640 | case com.android.internal.R.styleable.TextView_maxHeight: |
| 641 | setMaxHeight(a.getDimensionPixelSize(attr, -1)); |
| 642 | break; |
| 643 | |
| 644 | case com.android.internal.R.styleable.TextView_lines: |
| 645 | setLines(a.getInt(attr, -1)); |
| 646 | break; |
| 647 | |
| 648 | case com.android.internal.R.styleable.TextView_height: |
| 649 | setHeight(a.getDimensionPixelSize(attr, -1)); |
| 650 | break; |
| 651 | |
| 652 | case com.android.internal.R.styleable.TextView_minLines: |
| 653 | setMinLines(a.getInt(attr, -1)); |
| 654 | break; |
| 655 | |
| 656 | case com.android.internal.R.styleable.TextView_minHeight: |
| 657 | setMinHeight(a.getDimensionPixelSize(attr, -1)); |
| 658 | break; |
| 659 | |
| 660 | case com.android.internal.R.styleable.TextView_maxEms: |
| 661 | setMaxEms(a.getInt(attr, -1)); |
| 662 | break; |
| 663 | |
| 664 | case com.android.internal.R.styleable.TextView_maxWidth: |
| 665 | setMaxWidth(a.getDimensionPixelSize(attr, -1)); |
| 666 | break; |
| 667 | |
| 668 | case com.android.internal.R.styleable.TextView_ems: |
| 669 | setEms(a.getInt(attr, -1)); |
| 670 | break; |
| 671 | |
| 672 | case com.android.internal.R.styleable.TextView_width: |
| 673 | setWidth(a.getDimensionPixelSize(attr, -1)); |
| 674 | break; |
| 675 | |
| 676 | case com.android.internal.R.styleable.TextView_minEms: |
| 677 | setMinEms(a.getInt(attr, -1)); |
| 678 | break; |
| 679 | |
| 680 | case com.android.internal.R.styleable.TextView_minWidth: |
| 681 | setMinWidth(a.getDimensionPixelSize(attr, -1)); |
| 682 | break; |
| 683 | |
| 684 | case com.android.internal.R.styleable.TextView_gravity: |
| 685 | setGravity(a.getInt(attr, -1)); |
| 686 | break; |
| 687 | |
| 688 | case com.android.internal.R.styleable.TextView_hint: |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 689 | hint = a.getText(attr); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 690 | break; |
| 691 | |
| 692 | case com.android.internal.R.styleable.TextView_text: |
| 693 | text = a.getText(attr); |
| 694 | break; |
| 695 | |
| 696 | case com.android.internal.R.styleable.TextView_scrollHorizontally: |
| 697 | if (a.getBoolean(attr, false)) { |
| 698 | setHorizontallyScrolling(true); |
| 699 | } |
| 700 | break; |
| 701 | |
| 702 | case com.android.internal.R.styleable.TextView_singleLine: |
| 703 | singleLine = a.getBoolean(attr, singleLine); |
| 704 | break; |
| 705 | |
| 706 | case com.android.internal.R.styleable.TextView_ellipsize: |
| 707 | ellipsize = a.getInt(attr, ellipsize); |
| 708 | break; |
| 709 | |
| 710 | case com.android.internal.R.styleable.TextView_marqueeRepeatLimit: |
| 711 | setMarqueeRepeatLimit(a.getInt(attr, mMarqueeRepeatLimit)); |
| 712 | break; |
| 713 | |
| 714 | case com.android.internal.R.styleable.TextView_includeFontPadding: |
| 715 | if (!a.getBoolean(attr, true)) { |
| 716 | setIncludeFontPadding(false); |
| 717 | } |
| 718 | break; |
| 719 | |
| 720 | case com.android.internal.R.styleable.TextView_cursorVisible: |
| 721 | if (!a.getBoolean(attr, true)) { |
| 722 | setCursorVisible(false); |
| 723 | } |
| 724 | break; |
| 725 | |
| 726 | case com.android.internal.R.styleable.TextView_maxLength: |
| 727 | maxlength = a.getInt(attr, -1); |
| 728 | break; |
| 729 | |
| 730 | case com.android.internal.R.styleable.TextView_textScaleX: |
| 731 | setTextScaleX(a.getFloat(attr, 1.0f)); |
| 732 | break; |
| 733 | |
| 734 | case com.android.internal.R.styleable.TextView_freezesText: |
| 735 | mFreezesText = a.getBoolean(attr, false); |
| 736 | break; |
| 737 | |
| 738 | case com.android.internal.R.styleable.TextView_shadowColor: |
| 739 | shadowcolor = a.getInt(attr, 0); |
| 740 | break; |
| 741 | |
| 742 | case com.android.internal.R.styleable.TextView_shadowDx: |
| 743 | dx = a.getFloat(attr, 0); |
| 744 | break; |
| 745 | |
| 746 | case com.android.internal.R.styleable.TextView_shadowDy: |
| 747 | dy = a.getFloat(attr, 0); |
| 748 | break; |
| 749 | |
| 750 | case com.android.internal.R.styleable.TextView_shadowRadius: |
| 751 | r = a.getFloat(attr, 0); |
| 752 | break; |
| 753 | |
| 754 | case com.android.internal.R.styleable.TextView_enabled: |
| 755 | setEnabled(a.getBoolean(attr, isEnabled())); |
| 756 | break; |
| 757 | |
| 758 | case com.android.internal.R.styleable.TextView_textColorHighlight: |
| 759 | textColorHighlight = a.getColor(attr, textColorHighlight); |
| 760 | break; |
| 761 | |
| 762 | case com.android.internal.R.styleable.TextView_textColor: |
| 763 | textColor = a.getColorStateList(attr); |
| 764 | break; |
| 765 | |
| 766 | case com.android.internal.R.styleable.TextView_textColorHint: |
| 767 | textColorHint = a.getColorStateList(attr); |
| 768 | break; |
| 769 | |
| 770 | case com.android.internal.R.styleable.TextView_textColorLink: |
| 771 | textColorLink = a.getColorStateList(attr); |
| 772 | break; |
| 773 | |
| 774 | case com.android.internal.R.styleable.TextView_textSize: |
| 775 | textSize = a.getDimensionPixelSize(attr, textSize); |
| 776 | break; |
| 777 | |
| 778 | case com.android.internal.R.styleable.TextView_typeface: |
| 779 | typefaceIndex = a.getInt(attr, typefaceIndex); |
| 780 | break; |
| 781 | |
| 782 | case com.android.internal.R.styleable.TextView_textStyle: |
| 783 | styleIndex = a.getInt(attr, styleIndex); |
| 784 | break; |
| 785 | |
| 786 | case com.android.internal.R.styleable.TextView_password: |
| 787 | password = a.getBoolean(attr, password); |
| 788 | break; |
| 789 | |
| 790 | case com.android.internal.R.styleable.TextView_lineSpacingExtra: |
| 791 | mSpacingAdd = a.getDimensionPixelSize(attr, (int) mSpacingAdd); |
| 792 | break; |
| 793 | |
| 794 | case com.android.internal.R.styleable.TextView_lineSpacingMultiplier: |
| 795 | mSpacingMult = a.getFloat(attr, mSpacingMult); |
| 796 | break; |
| 797 | |
| 798 | case com.android.internal.R.styleable.TextView_inputType: |
| 799 | inputType = a.getInt(attr, mInputType); |
| 800 | break; |
| 801 | |
| 802 | case com.android.internal.R.styleable.TextView_imeOptions: |
| 803 | if (mInputContentType == null) { |
| 804 | mInputContentType = new InputContentType(); |
| 805 | } |
| 806 | mInputContentType.imeOptions = a.getInt(attr, |
| 807 | mInputContentType.imeOptions); |
| 808 | break; |
| 809 | |
| 810 | case com.android.internal.R.styleable.TextView_imeActionLabel: |
| 811 | if (mInputContentType == null) { |
| 812 | mInputContentType = new InputContentType(); |
| 813 | } |
| 814 | mInputContentType.imeActionLabel = a.getText(attr); |
| 815 | break; |
| 816 | |
| 817 | case com.android.internal.R.styleable.TextView_imeActionId: |
| 818 | if (mInputContentType == null) { |
| 819 | mInputContentType = new InputContentType(); |
| 820 | } |
| 821 | mInputContentType.imeActionId = a.getInt(attr, |
| 822 | mInputContentType.imeActionId); |
| 823 | break; |
| 824 | |
| 825 | case com.android.internal.R.styleable.TextView_privateImeOptions: |
| 826 | setPrivateImeOptions(a.getString(attr)); |
| 827 | break; |
| 828 | |
| 829 | case com.android.internal.R.styleable.TextView_editorExtras: |
| 830 | try { |
| 831 | setInputExtras(a.getResourceId(attr, 0)); |
| 832 | } catch (XmlPullParserException e) { |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 833 | Log.w(LOG_TAG, "Failure reading input extras", e); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 834 | } catch (IOException e) { |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 835 | Log.w(LOG_TAG, "Failure reading input extras", e); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 836 | } |
| 837 | break; |
Adam Powell | b08013c | 2010-09-16 16:28:11 -0700 | [diff] [blame] | 838 | |
Gilles Debunne | f75c97e | 2011-02-10 16:09:53 -0800 | [diff] [blame] | 839 | case com.android.internal.R.styleable.TextView_textCursorDrawable: |
| 840 | mCursorDrawableRes = a.getResourceId(attr, 0); |
| 841 | break; |
| 842 | |
Adam Powell | b08013c | 2010-09-16 16:28:11 -0700 | [diff] [blame] | 843 | case com.android.internal.R.styleable.TextView_textSelectHandleLeft: |
| 844 | mTextSelectHandleLeftRes = a.getResourceId(attr, 0); |
| 845 | break; |
| 846 | |
| 847 | case com.android.internal.R.styleable.TextView_textSelectHandleRight: |
| 848 | mTextSelectHandleRightRes = a.getResourceId(attr, 0); |
| 849 | break; |
| 850 | |
| 851 | case com.android.internal.R.styleable.TextView_textSelectHandle: |
| 852 | mTextSelectHandleRes = a.getResourceId(attr, 0); |
| 853 | break; |
Gilles Debunne | 7b9652b | 2010-10-26 16:27:12 -0700 | [diff] [blame] | 854 | |
Gilles Debunne | 6934044 | 2011-03-31 13:37:51 -0700 | [diff] [blame] | 855 | case com.android.internal.R.styleable.TextView_textEditSuggestionItemLayout: |
| 856 | mTextEditSuggestionItemLayout = a.getResourceId(attr, 0); |
| 857 | break; |
| 858 | |
Gilles Debunne | 86b9c78 | 2010-11-11 10:43:48 -0800 | [diff] [blame] | 859 | case com.android.internal.R.styleable.TextView_textIsSelectable: |
| 860 | mTextIsSelectable = a.getBoolean(attr, false); |
| 861 | break; |
Gilles Debunne | f3a135b | 2011-05-23 16:28:47 -0700 | [diff] [blame] | 862 | |
Adam Powell | 7f8f79a | 2011-07-07 18:35:54 -0700 | [diff] [blame] | 863 | case com.android.internal.R.styleable.TextView_textAllCaps: |
| 864 | allCaps = a.getBoolean(attr, false); |
| 865 | break; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 866 | } |
| 867 | } |
| 868 | a.recycle(); |
| 869 | |
| 870 | BufferType bufferType = BufferType.EDITABLE; |
| 871 | |
Gilles Debunne | d7483bf | 2010-11-10 10:47:45 -0800 | [diff] [blame] | 872 | final int variation = |
| 873 | inputType & (EditorInfo.TYPE_MASK_CLASS | EditorInfo.TYPE_MASK_VARIATION); |
| 874 | final boolean passwordInputType = variation |
| 875 | == (EditorInfo.TYPE_CLASS_TEXT | EditorInfo.TYPE_TEXT_VARIATION_PASSWORD); |
| 876 | final boolean webPasswordInputType = variation |
| 877 | == (EditorInfo.TYPE_CLASS_TEXT | EditorInfo.TYPE_TEXT_VARIATION_WEB_PASSWORD); |
Ken Wakasa | 82d731a | 2010-12-24 23:42:41 +0900 | [diff] [blame] | 878 | final boolean numberPasswordInputType = variation |
| 879 | == (EditorInfo.TYPE_CLASS_NUMBER | EditorInfo.TYPE_NUMBER_VARIATION_PASSWORD); |
Gilles Debunne | d7483bf | 2010-11-10 10:47:45 -0800 | [diff] [blame] | 880 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 881 | if (inputMethod != null) { |
Gilles Debunne | e15b358 | 2010-06-16 15:17:21 -0700 | [diff] [blame] | 882 | Class<?> c; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 883 | |
| 884 | try { |
| 885 | c = Class.forName(inputMethod.toString()); |
| 886 | } catch (ClassNotFoundException ex) { |
| 887 | throw new RuntimeException(ex); |
| 888 | } |
| 889 | |
| 890 | try { |
| 891 | mInput = (KeyListener) c.newInstance(); |
| 892 | } catch (InstantiationException ex) { |
| 893 | throw new RuntimeException(ex); |
| 894 | } catch (IllegalAccessException ex) { |
| 895 | throw new RuntimeException(ex); |
| 896 | } |
| 897 | try { |
| 898 | mInputType = inputType != EditorInfo.TYPE_NULL |
| 899 | ? inputType |
| 900 | : mInput.getInputType(); |
| 901 | } catch (IncompatibleClassChangeError e) { |
| 902 | mInputType = EditorInfo.TYPE_CLASS_TEXT; |
| 903 | } |
| 904 | } else if (digits != null) { |
| 905 | mInput = DigitsKeyListener.getInstance(digits.toString()); |
Dianne Hackborn | 7ed6ee5 | 2009-09-10 18:41:28 -0700 | [diff] [blame] | 906 | // If no input type was specified, we will default to generic |
| 907 | // text, since we can't tell the IME about the set of digits |
| 908 | // that was selected. |
| 909 | mInputType = inputType != EditorInfo.TYPE_NULL |
| 910 | ? inputType : EditorInfo.TYPE_CLASS_TEXT; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 911 | } else if (inputType != EditorInfo.TYPE_NULL) { |
| 912 | setInputType(inputType, true); |
Gilles Debunne | 91a08cf | 2010-11-08 17:34:49 -0800 | [diff] [blame] | 913 | // If set, the input type overrides what was set using the deprecated singleLine flag. |
| 914 | singleLine = !isMultilineInputType(inputType); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 915 | } else if (phone) { |
| 916 | mInput = DialerKeyListener.getInstance(); |
Dianne Hackborn | 49a1a9b5 | 2009-03-24 20:06:11 -0700 | [diff] [blame] | 917 | mInputType = inputType = EditorInfo.TYPE_CLASS_PHONE; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 918 | } else if (numeric != 0) { |
| 919 | mInput = DigitsKeyListener.getInstance((numeric & SIGNED) != 0, |
| 920 | (numeric & DECIMAL) != 0); |
| 921 | inputType = EditorInfo.TYPE_CLASS_NUMBER; |
| 922 | if ((numeric & SIGNED) != 0) { |
| 923 | inputType |= EditorInfo.TYPE_NUMBER_FLAG_SIGNED; |
| 924 | } |
| 925 | if ((numeric & DECIMAL) != 0) { |
| 926 | inputType |= EditorInfo.TYPE_NUMBER_FLAG_DECIMAL; |
| 927 | } |
| 928 | mInputType = inputType; |
| 929 | } else if (autotext || autocap != -1) { |
| 930 | TextKeyListener.Capitalize cap; |
| 931 | |
| 932 | inputType = EditorInfo.TYPE_CLASS_TEXT; |
Gilles Debunne | f95449d | 2010-11-05 13:54:13 -0700 | [diff] [blame] | 933 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 934 | switch (autocap) { |
| 935 | case 1: |
| 936 | cap = TextKeyListener.Capitalize.SENTENCES; |
| 937 | inputType |= EditorInfo.TYPE_TEXT_FLAG_CAP_SENTENCES; |
| 938 | break; |
| 939 | |
| 940 | case 2: |
| 941 | cap = TextKeyListener.Capitalize.WORDS; |
| 942 | inputType |= EditorInfo.TYPE_TEXT_FLAG_CAP_WORDS; |
| 943 | break; |
| 944 | |
| 945 | case 3: |
| 946 | cap = TextKeyListener.Capitalize.CHARACTERS; |
| 947 | inputType |= EditorInfo.TYPE_TEXT_FLAG_CAP_CHARACTERS; |
| 948 | break; |
| 949 | |
| 950 | default: |
| 951 | cap = TextKeyListener.Capitalize.NONE; |
| 952 | break; |
| 953 | } |
| 954 | |
| 955 | mInput = TextKeyListener.getInstance(autotext, cap); |
| 956 | mInputType = inputType; |
Gilles Debunne | 86b9c78 | 2010-11-11 10:43:48 -0800 | [diff] [blame] | 957 | } else if (mTextIsSelectable) { |
| 958 | // Prevent text changes from keyboard. |
| 959 | mInputType = EditorInfo.TYPE_NULL; |
| 960 | mInput = null; |
| 961 | bufferType = BufferType.SPANNABLE; |
Gilles Debunne | cbcb345 | 2010-12-17 15:31:02 -0800 | [diff] [blame] | 962 | // Required to request focus while in touch mode. |
| 963 | setFocusableInTouchMode(true); |
Gilles Debunne | 86b9c78 | 2010-11-11 10:43:48 -0800 | [diff] [blame] | 964 | // So that selection can be changed using arrow keys and touch is handled. |
| 965 | setMovementMethod(ArrowKeyMovementMethod.getInstance()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 966 | } else if (editable) { |
| 967 | mInput = TextKeyListener.getInstance(); |
| 968 | mInputType = EditorInfo.TYPE_CLASS_TEXT; |
| 969 | } else { |
| 970 | mInput = null; |
| 971 | |
| 972 | switch (buffertype) { |
| 973 | case 0: |
| 974 | bufferType = BufferType.NORMAL; |
| 975 | break; |
| 976 | case 1: |
| 977 | bufferType = BufferType.SPANNABLE; |
| 978 | break; |
| 979 | case 2: |
| 980 | bufferType = BufferType.EDITABLE; |
| 981 | break; |
| 982 | } |
| 983 | } |
| 984 | |
Gilles Debunne | d7483bf | 2010-11-10 10:47:45 -0800 | [diff] [blame] | 985 | // mInputType has been set from inputType, possibly modified by mInputMethod. |
| 986 | // Specialize mInputType to [web]password if we have a text class and the original input |
| 987 | // type was a password. |
| 988 | if ((mInputType & EditorInfo.TYPE_MASK_CLASS) == EditorInfo.TYPE_CLASS_TEXT) { |
| 989 | if (password || passwordInputType) { |
Leon Scroggins | b5ce0e0 | 2010-11-01 13:20:24 -0400 | [diff] [blame] | 990 | mInputType = (mInputType & ~(EditorInfo.TYPE_MASK_VARIATION)) |
Gilles Debunne | d7483bf | 2010-11-10 10:47:45 -0800 | [diff] [blame] | 991 | | EditorInfo.TYPE_TEXT_VARIATION_PASSWORD; |
Leon Scroggins | b5ce0e0 | 2010-11-01 13:20:24 -0400 | [diff] [blame] | 992 | } |
Gilles Debunne | d7483bf | 2010-11-10 10:47:45 -0800 | [diff] [blame] | 993 | if (webPasswordInputType) { |
| 994 | mInputType = (mInputType & ~(EditorInfo.TYPE_MASK_VARIATION)) |
| 995 | | EditorInfo.TYPE_TEXT_VARIATION_WEB_PASSWORD; |
| 996 | } |
Ken Wakasa | 82d731a | 2010-12-24 23:42:41 +0900 | [diff] [blame] | 997 | } else if ((mInputType & EditorInfo.TYPE_MASK_CLASS) == EditorInfo.TYPE_CLASS_NUMBER) { |
| 998 | if (numberPasswordInputType) { |
| 999 | mInputType = (mInputType & ~(EditorInfo.TYPE_MASK_VARIATION)) |
| 1000 | | EditorInfo.TYPE_NUMBER_VARIATION_PASSWORD; |
| 1001 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1002 | } |
| 1003 | |
| 1004 | if (selectallonfocus) { |
| 1005 | mSelectAllOnFocus = true; |
| 1006 | |
| 1007 | if (bufferType == BufferType.NORMAL) |
| 1008 | bufferType = BufferType.SPANNABLE; |
| 1009 | } |
| 1010 | |
| 1011 | setCompoundDrawablesWithIntrinsicBounds( |
| 1012 | drawableLeft, drawableTop, drawableRight, drawableBottom); |
Fabrice Di Meglio | a3b6b95 | 2011-06-29 16:44:43 -0700 | [diff] [blame] | 1013 | setRelativeDrawablesIfNeeded(drawableStart, drawableEnd); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1014 | setCompoundDrawablePadding(drawablePadding); |
| 1015 | |
Gilles Debunne | a3ae4a0 | 2010-12-13 17:22:39 -0800 | [diff] [blame] | 1016 | // Same as setSingleLine(), but make sure the transformation method and the maximum number |
Gilles Debunne | 066460f | 2010-12-15 17:31:51 -0800 | [diff] [blame] | 1017 | // of lines of height are unchanged for multi-line TextViews. |
Gilles Debunne | d7483bf | 2010-11-10 10:47:45 -0800 | [diff] [blame] | 1018 | setInputTypeSingleLine(singleLine); |
Gilles Debunne | 066460f | 2010-12-15 17:31:51 -0800 | [diff] [blame] | 1019 | applySingleLine(singleLine, singleLine, singleLine); |
Gilles Debunne | d7483bf | 2010-11-10 10:47:45 -0800 | [diff] [blame] | 1020 | |
Gilles Debunne | 91a08cf | 2010-11-08 17:34:49 -0800 | [diff] [blame] | 1021 | if (singleLine && mInput == null && ellipsize < 0) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1022 | ellipsize = 3; // END |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1023 | } |
| 1024 | |
| 1025 | switch (ellipsize) { |
| 1026 | case 1: |
| 1027 | setEllipsize(TextUtils.TruncateAt.START); |
| 1028 | break; |
| 1029 | case 2: |
| 1030 | setEllipsize(TextUtils.TruncateAt.MIDDLE); |
| 1031 | break; |
| 1032 | case 3: |
| 1033 | setEllipsize(TextUtils.TruncateAt.END); |
| 1034 | break; |
| 1035 | case 4: |
Adam Powell | 282e377 | 2011-08-30 16:51:11 -0700 | [diff] [blame] | 1036 | if (ViewConfiguration.get(context).isFadingMarqueeEnabled()) { |
| 1037 | setHorizontalFadingEdgeEnabled(true); |
| 1038 | mMarqueeFadeMode = MARQUEE_FADE_NORMAL; |
| 1039 | } else { |
| 1040 | setHorizontalFadingEdgeEnabled(false); |
| 1041 | mMarqueeFadeMode = MARQUEE_FADE_SWITCH_SHOW_ELLIPSIS; |
| 1042 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1043 | setEllipsize(TextUtils.TruncateAt.MARQUEE); |
| 1044 | break; |
| 1045 | } |
| 1046 | |
| 1047 | setTextColor(textColor != null ? textColor : ColorStateList.valueOf(0xFF000000)); |
| 1048 | setHintTextColor(textColorHint); |
| 1049 | setLinkTextColor(textColorLink); |
| 1050 | if (textColorHighlight != 0) { |
| 1051 | setHighlightColor(textColorHighlight); |
| 1052 | } |
| 1053 | setRawTextSize(textSize); |
| 1054 | |
Adam Powell | 7f8f79a | 2011-07-07 18:35:54 -0700 | [diff] [blame] | 1055 | if (allCaps) { |
| 1056 | setTransformationMethod(new AllCapsTransformationMethod(getContext())); |
| 1057 | } |
| 1058 | |
Ken Wakasa | 82d731a | 2010-12-24 23:42:41 +0900 | [diff] [blame] | 1059 | if (password || passwordInputType || webPasswordInputType || numberPasswordInputType) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1060 | setTransformationMethod(PasswordTransformationMethod.getInstance()); |
| 1061 | typefaceIndex = MONOSPACE; |
Gilles Debunne | d7483bf | 2010-11-10 10:47:45 -0800 | [diff] [blame] | 1062 | } else if ((mInputType & (EditorInfo.TYPE_MASK_CLASS | EditorInfo.TYPE_MASK_VARIATION)) |
| 1063 | == (EditorInfo.TYPE_CLASS_TEXT | EditorInfo.TYPE_TEXT_VARIATION_PASSWORD)) { |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 1064 | typefaceIndex = MONOSPACE; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1065 | } |
| 1066 | |
| 1067 | setTypefaceByIndex(typefaceIndex, styleIndex); |
| 1068 | |
| 1069 | if (shadowcolor != 0) { |
| 1070 | setShadowLayer(r, dx, dy, shadowcolor); |
| 1071 | } |
| 1072 | |
| 1073 | if (maxlength >= 0) { |
| 1074 | setFilters(new InputFilter[] { new InputFilter.LengthFilter(maxlength) }); |
| 1075 | } else { |
| 1076 | setFilters(NO_FILTERS); |
| 1077 | } |
| 1078 | |
| 1079 | setText(text, bufferType); |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 1080 | if (hint != null) setHint(hint); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1081 | |
| 1082 | /* |
| 1083 | * Views are not normally focusable unless specified to be. |
| 1084 | * However, TextViews that have input or movement methods *are* |
| 1085 | * focusable by default. |
| 1086 | */ |
| 1087 | a = context.obtainStyledAttributes(attrs, |
| 1088 | com.android.internal.R.styleable.View, |
| 1089 | defStyle, 0); |
| 1090 | |
| 1091 | boolean focusable = mMovement != null || mInput != null; |
| 1092 | boolean clickable = focusable; |
| 1093 | boolean longClickable = focusable; |
| 1094 | |
| 1095 | n = a.getIndexCount(); |
| 1096 | for (int i = 0; i < n; i++) { |
| 1097 | int attr = a.getIndex(i); |
| 1098 | |
| 1099 | switch (attr) { |
| 1100 | case com.android.internal.R.styleable.View_focusable: |
| 1101 | focusable = a.getBoolean(attr, focusable); |
| 1102 | break; |
| 1103 | |
| 1104 | case com.android.internal.R.styleable.View_clickable: |
| 1105 | clickable = a.getBoolean(attr, clickable); |
| 1106 | break; |
| 1107 | |
| 1108 | case com.android.internal.R.styleable.View_longClickable: |
| 1109 | longClickable = a.getBoolean(attr, longClickable); |
| 1110 | break; |
| 1111 | } |
| 1112 | } |
| 1113 | a.recycle(); |
| 1114 | |
| 1115 | setFocusable(focusable); |
| 1116 | setClickable(clickable); |
| 1117 | setLongClickable(longClickable); |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 1118 | |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 1119 | prepareCursorControllers(); |
Gilles Debunne | aa85a4c | 2010-12-06 18:27:17 -0800 | [diff] [blame] | 1120 | |
| 1121 | final ViewConfiguration viewConfiguration = ViewConfiguration.get(context); |
| 1122 | final int touchSlop = viewConfiguration.getScaledTouchSlop(); |
| 1123 | mSquaredTouchSlopDistance = touchSlop * touchSlop; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1124 | } |
| 1125 | |
| 1126 | private void setTypefaceByIndex(int typefaceIndex, int styleIndex) { |
| 1127 | Typeface tf = null; |
| 1128 | switch (typefaceIndex) { |
| 1129 | case SANS: |
| 1130 | tf = Typeface.SANS_SERIF; |
| 1131 | break; |
| 1132 | |
| 1133 | case SERIF: |
| 1134 | tf = Typeface.SERIF; |
| 1135 | break; |
| 1136 | |
| 1137 | case MONOSPACE: |
| 1138 | tf = Typeface.MONOSPACE; |
| 1139 | break; |
| 1140 | } |
| 1141 | |
| 1142 | setTypeface(tf, styleIndex); |
| 1143 | } |
| 1144 | |
Fabrice Di Meglio | a3b6b95 | 2011-06-29 16:44:43 -0700 | [diff] [blame] | 1145 | private void setRelativeDrawablesIfNeeded(Drawable start, Drawable end) { |
| 1146 | boolean hasRelativeDrawables = (start != null) || (end != null); |
| 1147 | if (hasRelativeDrawables) { |
| 1148 | Drawables dr = mDrawables; |
| 1149 | if (dr == null) { |
| 1150 | mDrawables = dr = new Drawables(); |
| 1151 | } |
| 1152 | final Rect compoundRect = dr.mCompoundRect; |
| 1153 | int[] state = getDrawableState(); |
| 1154 | if (start != null) { |
| 1155 | start.setBounds(0, 0, start.getIntrinsicWidth(), start.getIntrinsicHeight()); |
| 1156 | start.setState(state); |
| 1157 | start.copyBounds(compoundRect); |
| 1158 | start.setCallback(this); |
| 1159 | |
| 1160 | dr.mDrawableStart = start; |
| 1161 | dr.mDrawableSizeStart = compoundRect.width(); |
| 1162 | dr.mDrawableHeightStart = compoundRect.height(); |
| 1163 | } else { |
| 1164 | dr.mDrawableSizeStart = dr.mDrawableHeightStart = 0; |
| 1165 | } |
| 1166 | if (end != null) { |
| 1167 | end.setBounds(0, 0, end.getIntrinsicWidth(), end.getIntrinsicHeight()); |
| 1168 | end.setState(state); |
| 1169 | end.copyBounds(compoundRect); |
| 1170 | end.setCallback(this); |
| 1171 | |
| 1172 | dr.mDrawableEnd = end; |
| 1173 | dr.mDrawableSizeEnd = compoundRect.width(); |
| 1174 | dr.mDrawableHeightEnd = compoundRect.height(); |
| 1175 | } else { |
| 1176 | dr.mDrawableSizeEnd = dr.mDrawableHeightEnd = 0; |
| 1177 | } |
| 1178 | } |
| 1179 | } |
| 1180 | |
Janos Levai | 042856c | 2010-10-15 02:53:58 +0300 | [diff] [blame] | 1181 | @Override |
| 1182 | public void setEnabled(boolean enabled) { |
| 1183 | if (enabled == isEnabled()) { |
| 1184 | return; |
| 1185 | } |
| 1186 | |
| 1187 | if (!enabled) { |
| 1188 | // Hide the soft input if the currently active TextView is disabled |
| 1189 | InputMethodManager imm = InputMethodManager.peekInstance(); |
| 1190 | if (imm != null && imm.isActive(this)) { |
| 1191 | imm.hideSoftInputFromWindow(getWindowToken(), 0); |
| 1192 | } |
| 1193 | } |
| 1194 | super.setEnabled(enabled); |
Gilles Debunne | bb588da | 2011-07-11 18:26:19 -0700 | [diff] [blame] | 1195 | prepareCursorControllers(); |
Janos Levai | 042856c | 2010-10-15 02:53:58 +0300 | [diff] [blame] | 1196 | } |
| 1197 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1198 | /** |
| 1199 | * Sets the typeface and style in which the text should be displayed, |
| 1200 | * and turns on the fake bold and italic bits in the Paint if the |
| 1201 | * Typeface that you provided does not have all the bits in the |
| 1202 | * style that you specified. |
| 1203 | * |
| 1204 | * @attr ref android.R.styleable#TextView_typeface |
| 1205 | * @attr ref android.R.styleable#TextView_textStyle |
| 1206 | */ |
| 1207 | public void setTypeface(Typeface tf, int style) { |
| 1208 | if (style > 0) { |
| 1209 | if (tf == null) { |
| 1210 | tf = Typeface.defaultFromStyle(style); |
| 1211 | } else { |
| 1212 | tf = Typeface.create(tf, style); |
| 1213 | } |
| 1214 | |
| 1215 | setTypeface(tf); |
| 1216 | // now compute what (if any) algorithmic styling is needed |
| 1217 | int typefaceStyle = tf != null ? tf.getStyle() : 0; |
| 1218 | int need = style & ~typefaceStyle; |
| 1219 | mTextPaint.setFakeBoldText((need & Typeface.BOLD) != 0); |
| 1220 | mTextPaint.setTextSkewX((need & Typeface.ITALIC) != 0 ? -0.25f : 0); |
| 1221 | } else { |
| 1222 | mTextPaint.setFakeBoldText(false); |
| 1223 | mTextPaint.setTextSkewX(0); |
| 1224 | setTypeface(tf); |
| 1225 | } |
| 1226 | } |
| 1227 | |
| 1228 | /** |
| 1229 | * Subclasses override this to specify that they have a KeyListener |
| 1230 | * by default even if not specifically called for in the XML options. |
| 1231 | */ |
| 1232 | protected boolean getDefaultEditable() { |
| 1233 | return false; |
| 1234 | } |
| 1235 | |
| 1236 | /** |
| 1237 | * Subclasses override this to specify a default movement method. |
| 1238 | */ |
| 1239 | protected MovementMethod getDefaultMovementMethod() { |
| 1240 | return null; |
| 1241 | } |
| 1242 | |
| 1243 | /** |
| 1244 | * Return the text the TextView is displaying. If setText() was called with |
| 1245 | * an argument of BufferType.SPANNABLE or BufferType.EDITABLE, you can cast |
| 1246 | * the return value from this method to Spannable or Editable, respectively. |
| 1247 | * |
| 1248 | * Note: The content of the return value should not be modified. If you want |
| 1249 | * a modifiable one, you should make your own copy first. |
| 1250 | */ |
| 1251 | @ViewDebug.CapturedViewProperty |
| 1252 | public CharSequence getText() { |
| 1253 | return mText; |
| 1254 | } |
| 1255 | |
| 1256 | /** |
| 1257 | * Returns the length, in characters, of the text managed by this TextView |
| 1258 | */ |
| 1259 | public int length() { |
| 1260 | return mText.length(); |
| 1261 | } |
| 1262 | |
| 1263 | /** |
| 1264 | * Return the text the TextView is displaying as an Editable object. If |
| 1265 | * the text is not editable, null is returned. |
| 1266 | * |
| 1267 | * @see #getText |
| 1268 | */ |
| 1269 | public Editable getEditableText() { |
| 1270 | return (mText instanceof Editable) ? (Editable)mText : null; |
| 1271 | } |
| 1272 | |
| 1273 | /** |
| 1274 | * @return the height of one standard line in pixels. Note that markup |
| 1275 | * within the text can cause individual lines to be taller or shorter |
| 1276 | * than this height, and the layout may contain additional first- |
| 1277 | * or last-line padding. |
| 1278 | */ |
| 1279 | public int getLineHeight() { |
Gilles Debunne | 96e6b8b | 2010-12-14 13:43:45 -0800 | [diff] [blame] | 1280 | return FastMath.round(mTextPaint.getFontMetricsInt(null) * mSpacingMult + mSpacingAdd); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1281 | } |
| 1282 | |
| 1283 | /** |
| 1284 | * @return the Layout that is currently being used to display the text. |
| 1285 | * This can be null if the text or width has recently changes. |
| 1286 | */ |
| 1287 | public final Layout getLayout() { |
| 1288 | return mLayout; |
| 1289 | } |
| 1290 | |
| 1291 | /** |
| 1292 | * @return the current key listener for this TextView. |
| 1293 | * This will frequently be null for non-EditText TextViews. |
| 1294 | */ |
| 1295 | public final KeyListener getKeyListener() { |
| 1296 | return mInput; |
| 1297 | } |
| 1298 | |
| 1299 | /** |
| 1300 | * Sets the key listener to be used with this TextView. This can be null |
| 1301 | * to disallow user input. Note that this method has significant and |
| 1302 | * subtle interactions with soft keyboards and other input method: |
| 1303 | * see {@link KeyListener#getInputType() KeyListener.getContentType()} |
| 1304 | * for important details. Calling this method will replace the current |
| 1305 | * content type of the text view with the content type returned by the |
| 1306 | * key listener. |
| 1307 | * <p> |
| 1308 | * Be warned that if you want a TextView with a key listener or movement |
| 1309 | * method not to be focusable, or if you want a TextView without a |
| 1310 | * key listener or movement method to be focusable, you must call |
| 1311 | * {@link #setFocusable} again after calling this to get the focusability |
| 1312 | * back the way you want it. |
| 1313 | * |
| 1314 | * @attr ref android.R.styleable#TextView_numeric |
| 1315 | * @attr ref android.R.styleable#TextView_digits |
| 1316 | * @attr ref android.R.styleable#TextView_phoneNumber |
| 1317 | * @attr ref android.R.styleable#TextView_inputMethod |
| 1318 | * @attr ref android.R.styleable#TextView_capitalize |
| 1319 | * @attr ref android.R.styleable#TextView_autoText |
| 1320 | */ |
| 1321 | public void setKeyListener(KeyListener input) { |
| 1322 | setKeyListenerOnly(input); |
| 1323 | fixFocusableAndClickableSettings(); |
| 1324 | |
| 1325 | if (input != null) { |
| 1326 | try { |
| 1327 | mInputType = mInput.getInputType(); |
| 1328 | } catch (IncompatibleClassChangeError e) { |
| 1329 | mInputType = EditorInfo.TYPE_CLASS_TEXT; |
| 1330 | } |
Gilles Debunne | d7483bf | 2010-11-10 10:47:45 -0800 | [diff] [blame] | 1331 | // Change inputType, without affecting transformation. |
| 1332 | // No need to applySingleLine since mSingleLine is unchanged. |
| 1333 | setInputTypeSingleLine(mSingleLine); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1334 | } else { |
| 1335 | mInputType = EditorInfo.TYPE_NULL; |
| 1336 | } |
| 1337 | |
| 1338 | InputMethodManager imm = InputMethodManager.peekInstance(); |
| 1339 | if (imm != null) imm.restartInput(this); |
| 1340 | } |
| 1341 | |
| 1342 | private void setKeyListenerOnly(KeyListener input) { |
| 1343 | mInput = input; |
| 1344 | if (mInput != null && !(mText instanceof Editable)) |
| 1345 | setText(mText); |
| 1346 | |
| 1347 | setFilters((Editable) mText, mFilters); |
| 1348 | } |
| 1349 | |
| 1350 | /** |
| 1351 | * @return the movement method being used for this TextView. |
| 1352 | * This will frequently be null for non-EditText TextViews. |
| 1353 | */ |
| 1354 | public final MovementMethod getMovementMethod() { |
| 1355 | return mMovement; |
| 1356 | } |
| 1357 | |
| 1358 | /** |
| 1359 | * Sets the movement method (arrow key handler) to be used for |
| 1360 | * this TextView. This can be null to disallow using the arrow keys |
| 1361 | * to move the cursor or scroll the view. |
| 1362 | * <p> |
| 1363 | * Be warned that if you want a TextView with a key listener or movement |
| 1364 | * method not to be focusable, or if you want a TextView without a |
| 1365 | * key listener or movement method to be focusable, you must call |
| 1366 | * {@link #setFocusable} again after calling this to get the focusability |
| 1367 | * back the way you want it. |
| 1368 | */ |
| 1369 | public final void setMovementMethod(MovementMethod movement) { |
| 1370 | mMovement = movement; |
| 1371 | |
| 1372 | if (mMovement != null && !(mText instanceof Spannable)) |
| 1373 | setText(mText); |
| 1374 | |
| 1375 | fixFocusableAndClickableSettings(); |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 1376 | |
Gilles Debunne | baaace5 | 2010-10-01 15:47:13 -0700 | [diff] [blame] | 1377 | // SelectionModifierCursorController depends on textCanBeSelected, which depends on mMovement |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 1378 | prepareCursorControllers(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1379 | } |
| 1380 | |
| 1381 | private void fixFocusableAndClickableSettings() { |
| 1382 | if ((mMovement != null) || mInput != null) { |
| 1383 | setFocusable(true); |
| 1384 | setClickable(true); |
| 1385 | setLongClickable(true); |
| 1386 | } else { |
| 1387 | setFocusable(false); |
| 1388 | setClickable(false); |
| 1389 | setLongClickable(false); |
| 1390 | } |
| 1391 | } |
| 1392 | |
| 1393 | /** |
| 1394 | * @return the current transformation method for this TextView. |
| 1395 | * This will frequently be null except for single-line and password |
| 1396 | * fields. |
| 1397 | */ |
| 1398 | public final TransformationMethod getTransformationMethod() { |
| 1399 | return mTransformation; |
| 1400 | } |
| 1401 | |
| 1402 | /** |
| 1403 | * Sets the transformation that is applied to the text that this |
| 1404 | * TextView is displaying. |
| 1405 | * |
| 1406 | * @attr ref android.R.styleable#TextView_password |
| 1407 | * @attr ref android.R.styleable#TextView_singleLine |
| 1408 | */ |
| 1409 | public final void setTransformationMethod(TransformationMethod method) { |
| 1410 | if (method == mTransformation) { |
| 1411 | // Avoid the setText() below if the transformation is |
| 1412 | // the same. |
| 1413 | return; |
| 1414 | } |
| 1415 | if (mTransformation != null) { |
| 1416 | if (mText instanceof Spannable) { |
| 1417 | ((Spannable) mText).removeSpan(mTransformation); |
| 1418 | } |
| 1419 | } |
| 1420 | |
| 1421 | mTransformation = method; |
| 1422 | |
Adam Powell | 7f8f79a | 2011-07-07 18:35:54 -0700 | [diff] [blame] | 1423 | if (method instanceof TransformationMethod2) { |
| 1424 | TransformationMethod2 method2 = (TransformationMethod2) method; |
| 1425 | mAllowTransformationLengthChange = !mTextIsSelectable && !(mText instanceof Editable); |
| 1426 | method2.setLengthChangesAllowed(mAllowTransformationLengthChange); |
| 1427 | } else { |
| 1428 | mAllowTransformationLengthChange = false; |
| 1429 | } |
| 1430 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1431 | setText(mText); |
| 1432 | } |
| 1433 | |
| 1434 | /** |
| 1435 | * Returns the top padding of the view, plus space for the top |
| 1436 | * Drawable if any. |
| 1437 | */ |
| 1438 | public int getCompoundPaddingTop() { |
| 1439 | final Drawables dr = mDrawables; |
| 1440 | if (dr == null || dr.mDrawableTop == null) { |
| 1441 | return mPaddingTop; |
| 1442 | } else { |
| 1443 | return mPaddingTop + dr.mDrawablePadding + dr.mDrawableSizeTop; |
| 1444 | } |
| 1445 | } |
| 1446 | |
| 1447 | /** |
| 1448 | * Returns the bottom padding of the view, plus space for the bottom |
| 1449 | * Drawable if any. |
| 1450 | */ |
| 1451 | public int getCompoundPaddingBottom() { |
| 1452 | final Drawables dr = mDrawables; |
| 1453 | if (dr == null || dr.mDrawableBottom == null) { |
| 1454 | return mPaddingBottom; |
| 1455 | } else { |
| 1456 | return mPaddingBottom + dr.mDrawablePadding + dr.mDrawableSizeBottom; |
| 1457 | } |
| 1458 | } |
| 1459 | |
| 1460 | /** |
| 1461 | * Returns the left padding of the view, plus space for the left |
| 1462 | * Drawable if any. |
| 1463 | */ |
| 1464 | public int getCompoundPaddingLeft() { |
| 1465 | final Drawables dr = mDrawables; |
| 1466 | if (dr == null || dr.mDrawableLeft == null) { |
| 1467 | return mPaddingLeft; |
| 1468 | } else { |
| 1469 | return mPaddingLeft + dr.mDrawablePadding + dr.mDrawableSizeLeft; |
| 1470 | } |
| 1471 | } |
| 1472 | |
| 1473 | /** |
| 1474 | * Returns the right padding of the view, plus space for the right |
| 1475 | * Drawable if any. |
| 1476 | */ |
| 1477 | public int getCompoundPaddingRight() { |
| 1478 | final Drawables dr = mDrawables; |
| 1479 | if (dr == null || dr.mDrawableRight == null) { |
| 1480 | return mPaddingRight; |
| 1481 | } else { |
| 1482 | return mPaddingRight + dr.mDrawablePadding + dr.mDrawableSizeRight; |
| 1483 | } |
| 1484 | } |
| 1485 | |
| 1486 | /** |
Fabrice Di Meglio | a3b6b95 | 2011-06-29 16:44:43 -0700 | [diff] [blame] | 1487 | * Returns the start padding of the view, plus space for the start |
| 1488 | * Drawable if any. |
| 1489 | * |
| 1490 | * @hide |
| 1491 | */ |
| 1492 | public int getCompoundPaddingStart() { |
| 1493 | resolveDrawables(); |
| 1494 | switch(getResolvedLayoutDirection()) { |
| 1495 | default: |
| 1496 | case LAYOUT_DIRECTION_LTR: |
| 1497 | return getCompoundPaddingLeft(); |
| 1498 | case LAYOUT_DIRECTION_RTL: |
| 1499 | return getCompoundPaddingRight(); |
| 1500 | } |
| 1501 | } |
| 1502 | |
| 1503 | /** |
| 1504 | * Returns the end padding of the view, plus space for the end |
| 1505 | * Drawable if any. |
| 1506 | * |
| 1507 | * @hide |
| 1508 | */ |
| 1509 | public int getCompoundPaddingEnd() { |
| 1510 | resolveDrawables(); |
| 1511 | switch(getResolvedLayoutDirection()) { |
| 1512 | default: |
| 1513 | case LAYOUT_DIRECTION_LTR: |
| 1514 | return getCompoundPaddingRight(); |
| 1515 | case LAYOUT_DIRECTION_RTL: |
| 1516 | return getCompoundPaddingLeft(); |
| 1517 | } |
| 1518 | } |
| 1519 | |
| 1520 | /** |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1521 | * Returns the extended top padding of the view, including both the |
| 1522 | * top Drawable if any and any extra space to keep more than maxLines |
| 1523 | * of text from showing. It is only valid to call this after measuring. |
| 1524 | */ |
| 1525 | public int getExtendedPaddingTop() { |
| 1526 | if (mMaxMode != LINES) { |
| 1527 | return getCompoundPaddingTop(); |
| 1528 | } |
| 1529 | |
| 1530 | if (mLayout.getLineCount() <= mMaximum) { |
| 1531 | return getCompoundPaddingTop(); |
| 1532 | } |
| 1533 | |
| 1534 | int top = getCompoundPaddingTop(); |
| 1535 | int bottom = getCompoundPaddingBottom(); |
| 1536 | int viewht = getHeight() - top - bottom; |
| 1537 | int layoutht = mLayout.getLineTop(mMaximum); |
| 1538 | |
| 1539 | if (layoutht >= viewht) { |
| 1540 | return top; |
| 1541 | } |
| 1542 | |
| 1543 | final int gravity = mGravity & Gravity.VERTICAL_GRAVITY_MASK; |
| 1544 | if (gravity == Gravity.TOP) { |
| 1545 | return top; |
| 1546 | } else if (gravity == Gravity.BOTTOM) { |
| 1547 | return top + viewht - layoutht; |
| 1548 | } else { // (gravity == Gravity.CENTER_VERTICAL) |
| 1549 | return top + (viewht - layoutht) / 2; |
| 1550 | } |
| 1551 | } |
| 1552 | |
| 1553 | /** |
| 1554 | * Returns the extended bottom padding of the view, including both the |
| 1555 | * bottom Drawable if any and any extra space to keep more than maxLines |
| 1556 | * of text from showing. It is only valid to call this after measuring. |
| 1557 | */ |
| 1558 | public int getExtendedPaddingBottom() { |
| 1559 | if (mMaxMode != LINES) { |
| 1560 | return getCompoundPaddingBottom(); |
| 1561 | } |
| 1562 | |
| 1563 | if (mLayout.getLineCount() <= mMaximum) { |
| 1564 | return getCompoundPaddingBottom(); |
| 1565 | } |
| 1566 | |
| 1567 | int top = getCompoundPaddingTop(); |
| 1568 | int bottom = getCompoundPaddingBottom(); |
| 1569 | int viewht = getHeight() - top - bottom; |
| 1570 | int layoutht = mLayout.getLineTop(mMaximum); |
| 1571 | |
| 1572 | if (layoutht >= viewht) { |
| 1573 | return bottom; |
| 1574 | } |
| 1575 | |
| 1576 | final int gravity = mGravity & Gravity.VERTICAL_GRAVITY_MASK; |
| 1577 | if (gravity == Gravity.TOP) { |
| 1578 | return bottom + viewht - layoutht; |
| 1579 | } else if (gravity == Gravity.BOTTOM) { |
| 1580 | return bottom; |
| 1581 | } else { // (gravity == Gravity.CENTER_VERTICAL) |
| 1582 | return bottom + (viewht - layoutht) / 2; |
| 1583 | } |
| 1584 | } |
| 1585 | |
| 1586 | /** |
| 1587 | * Returns the total left padding of the view, including the left |
| 1588 | * Drawable if any. |
| 1589 | */ |
| 1590 | public int getTotalPaddingLeft() { |
| 1591 | return getCompoundPaddingLeft(); |
| 1592 | } |
| 1593 | |
| 1594 | /** |
| 1595 | * Returns the total right padding of the view, including the right |
| 1596 | * Drawable if any. |
| 1597 | */ |
| 1598 | public int getTotalPaddingRight() { |
| 1599 | return getCompoundPaddingRight(); |
| 1600 | } |
| 1601 | |
| 1602 | /** |
Fabrice Di Meglio | a3b6b95 | 2011-06-29 16:44:43 -0700 | [diff] [blame] | 1603 | * Returns the total start padding of the view, including the start |
| 1604 | * Drawable if any. |
| 1605 | * |
| 1606 | * @hide |
| 1607 | */ |
| 1608 | public int getTotalPaddingStart() { |
| 1609 | return getCompoundPaddingStart(); |
| 1610 | } |
| 1611 | |
| 1612 | /** |
| 1613 | * Returns the total end padding of the view, including the end |
| 1614 | * Drawable if any. |
| 1615 | * |
| 1616 | * @hide |
| 1617 | */ |
| 1618 | public int getTotalPaddingEnd() { |
| 1619 | return getCompoundPaddingEnd(); |
| 1620 | } |
| 1621 | |
| 1622 | /** |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1623 | * Returns the total top padding of the view, including the top |
| 1624 | * Drawable if any, the extra space to keep more than maxLines |
| 1625 | * from showing, and the vertical offset for gravity, if any. |
| 1626 | */ |
| 1627 | public int getTotalPaddingTop() { |
| 1628 | return getExtendedPaddingTop() + getVerticalOffset(true); |
| 1629 | } |
| 1630 | |
| 1631 | /** |
| 1632 | * Returns the total bottom padding of the view, including the bottom |
| 1633 | * Drawable if any, the extra space to keep more than maxLines |
| 1634 | * from showing, and the vertical offset for gravity, if any. |
| 1635 | */ |
| 1636 | public int getTotalPaddingBottom() { |
| 1637 | return getExtendedPaddingBottom() + getBottomVerticalOffset(true); |
| 1638 | } |
| 1639 | |
| 1640 | /** |
| 1641 | * Sets the Drawables (if any) to appear to the left of, above, |
| 1642 | * to the right of, and below the text. Use null if you do not |
| 1643 | * want a Drawable there. The Drawables must already have had |
| 1644 | * {@link Drawable#setBounds} called. |
| 1645 | * |
| 1646 | * @attr ref android.R.styleable#TextView_drawableLeft |
| 1647 | * @attr ref android.R.styleable#TextView_drawableTop |
| 1648 | * @attr ref android.R.styleable#TextView_drawableRight |
| 1649 | * @attr ref android.R.styleable#TextView_drawableBottom |
| 1650 | */ |
| 1651 | public void setCompoundDrawables(Drawable left, Drawable top, |
| 1652 | Drawable right, Drawable bottom) { |
| 1653 | Drawables dr = mDrawables; |
| 1654 | |
| 1655 | final boolean drawables = left != null || top != null |
| 1656 | || right != null || bottom != null; |
| 1657 | |
| 1658 | if (!drawables) { |
| 1659 | // Clearing drawables... can we free the data structure? |
| 1660 | if (dr != null) { |
| 1661 | if (dr.mDrawablePadding == 0) { |
| 1662 | mDrawables = null; |
| 1663 | } else { |
| 1664 | // We need to retain the last set padding, so just clear |
| 1665 | // out all of the fields in the existing structure. |
Romain Guy | 48540eb | 2009-05-19 16:44:57 -0700 | [diff] [blame] | 1666 | if (dr.mDrawableLeft != null) dr.mDrawableLeft.setCallback(null); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1667 | dr.mDrawableLeft = null; |
Romain Guy | 48540eb | 2009-05-19 16:44:57 -0700 | [diff] [blame] | 1668 | if (dr.mDrawableTop != null) dr.mDrawableTop.setCallback(null); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1669 | dr.mDrawableTop = null; |
Romain Guy | 48540eb | 2009-05-19 16:44:57 -0700 | [diff] [blame] | 1670 | if (dr.mDrawableRight != null) dr.mDrawableRight.setCallback(null); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1671 | dr.mDrawableRight = null; |
Romain Guy | 48540eb | 2009-05-19 16:44:57 -0700 | [diff] [blame] | 1672 | if (dr.mDrawableBottom != null) dr.mDrawableBottom.setCallback(null); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1673 | dr.mDrawableBottom = null; |
| 1674 | dr.mDrawableSizeLeft = dr.mDrawableHeightLeft = 0; |
| 1675 | dr.mDrawableSizeRight = dr.mDrawableHeightRight = 0; |
| 1676 | dr.mDrawableSizeTop = dr.mDrawableWidthTop = 0; |
| 1677 | dr.mDrawableSizeBottom = dr.mDrawableWidthBottom = 0; |
| 1678 | } |
| 1679 | } |
| 1680 | } else { |
| 1681 | if (dr == null) { |
| 1682 | mDrawables = dr = new Drawables(); |
| 1683 | } |
| 1684 | |
Romain Guy | 48540eb | 2009-05-19 16:44:57 -0700 | [diff] [blame] | 1685 | if (dr.mDrawableLeft != left && dr.mDrawableLeft != null) { |
| 1686 | dr.mDrawableLeft.setCallback(null); |
| 1687 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1688 | dr.mDrawableLeft = left; |
Romain Guy | 8e618e5 | 2010-03-08 12:18:20 -0800 | [diff] [blame] | 1689 | |
| 1690 | if (dr.mDrawableTop != top && dr.mDrawableTop != null) { |
Romain Guy | 48540eb | 2009-05-19 16:44:57 -0700 | [diff] [blame] | 1691 | dr.mDrawableTop.setCallback(null); |
| 1692 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1693 | dr.mDrawableTop = top; |
Romain Guy | 8e618e5 | 2010-03-08 12:18:20 -0800 | [diff] [blame] | 1694 | |
| 1695 | if (dr.mDrawableRight != right && dr.mDrawableRight != null) { |
Romain Guy | 48540eb | 2009-05-19 16:44:57 -0700 | [diff] [blame] | 1696 | dr.mDrawableRight.setCallback(null); |
| 1697 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1698 | dr.mDrawableRight = right; |
Romain Guy | 8e618e5 | 2010-03-08 12:18:20 -0800 | [diff] [blame] | 1699 | |
| 1700 | if (dr.mDrawableBottom != bottom && dr.mDrawableBottom != null) { |
Romain Guy | 48540eb | 2009-05-19 16:44:57 -0700 | [diff] [blame] | 1701 | dr.mDrawableBottom.setCallback(null); |
| 1702 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1703 | dr.mDrawableBottom = bottom; |
| 1704 | |
| 1705 | final Rect compoundRect = dr.mCompoundRect; |
Romain Guy | 48540eb | 2009-05-19 16:44:57 -0700 | [diff] [blame] | 1706 | int[] state; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1707 | |
| 1708 | state = getDrawableState(); |
| 1709 | |
| 1710 | if (left != null) { |
| 1711 | left.setState(state); |
| 1712 | left.copyBounds(compoundRect); |
Romain Guy | 48540eb | 2009-05-19 16:44:57 -0700 | [diff] [blame] | 1713 | left.setCallback(this); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1714 | dr.mDrawableSizeLeft = compoundRect.width(); |
| 1715 | dr.mDrawableHeightLeft = compoundRect.height(); |
| 1716 | } else { |
| 1717 | dr.mDrawableSizeLeft = dr.mDrawableHeightLeft = 0; |
| 1718 | } |
| 1719 | |
| 1720 | if (right != null) { |
| 1721 | right.setState(state); |
| 1722 | right.copyBounds(compoundRect); |
Romain Guy | 48540eb | 2009-05-19 16:44:57 -0700 | [diff] [blame] | 1723 | right.setCallback(this); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1724 | dr.mDrawableSizeRight = compoundRect.width(); |
| 1725 | dr.mDrawableHeightRight = compoundRect.height(); |
| 1726 | } else { |
| 1727 | dr.mDrawableSizeRight = dr.mDrawableHeightRight = 0; |
| 1728 | } |
| 1729 | |
| 1730 | if (top != null) { |
| 1731 | top.setState(state); |
| 1732 | top.copyBounds(compoundRect); |
Romain Guy | 48540eb | 2009-05-19 16:44:57 -0700 | [diff] [blame] | 1733 | top.setCallback(this); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1734 | dr.mDrawableSizeTop = compoundRect.height(); |
| 1735 | dr.mDrawableWidthTop = compoundRect.width(); |
| 1736 | } else { |
| 1737 | dr.mDrawableSizeTop = dr.mDrawableWidthTop = 0; |
| 1738 | } |
| 1739 | |
| 1740 | if (bottom != null) { |
| 1741 | bottom.setState(state); |
| 1742 | bottom.copyBounds(compoundRect); |
Romain Guy | 48540eb | 2009-05-19 16:44:57 -0700 | [diff] [blame] | 1743 | bottom.setCallback(this); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1744 | dr.mDrawableSizeBottom = compoundRect.height(); |
| 1745 | dr.mDrawableWidthBottom = compoundRect.width(); |
| 1746 | } else { |
| 1747 | dr.mDrawableSizeBottom = dr.mDrawableWidthBottom = 0; |
| 1748 | } |
| 1749 | } |
| 1750 | |
| 1751 | invalidate(); |
| 1752 | requestLayout(); |
| 1753 | } |
| 1754 | |
| 1755 | /** |
| 1756 | * Sets the Drawables (if any) to appear to the left of, above, |
| 1757 | * to the right of, and below the text. Use 0 if you do not |
| 1758 | * want a Drawable there. The Drawables' bounds will be set to |
| 1759 | * their intrinsic bounds. |
| 1760 | * |
| 1761 | * @param left Resource identifier of the left Drawable. |
| 1762 | * @param top Resource identifier of the top Drawable. |
| 1763 | * @param right Resource identifier of the right Drawable. |
| 1764 | * @param bottom Resource identifier of the bottom Drawable. |
| 1765 | * |
| 1766 | * @attr ref android.R.styleable#TextView_drawableLeft |
| 1767 | * @attr ref android.R.styleable#TextView_drawableTop |
| 1768 | * @attr ref android.R.styleable#TextView_drawableRight |
| 1769 | * @attr ref android.R.styleable#TextView_drawableBottom |
| 1770 | */ |
| 1771 | public void setCompoundDrawablesWithIntrinsicBounds(int left, int top, int right, int bottom) { |
| 1772 | final Resources resources = getContext().getResources(); |
| 1773 | setCompoundDrawablesWithIntrinsicBounds(left != 0 ? resources.getDrawable(left) : null, |
| 1774 | top != 0 ? resources.getDrawable(top) : null, |
| 1775 | right != 0 ? resources.getDrawable(right) : null, |
| 1776 | bottom != 0 ? resources.getDrawable(bottom) : null); |
| 1777 | } |
| 1778 | |
| 1779 | /** |
| 1780 | * Sets the Drawables (if any) to appear to the left of, above, |
| 1781 | * to the right of, and below the text. Use null if you do not |
| 1782 | * want a Drawable there. The Drawables' bounds will be set to |
| 1783 | * their intrinsic bounds. |
| 1784 | * |
| 1785 | * @attr ref android.R.styleable#TextView_drawableLeft |
| 1786 | * @attr ref android.R.styleable#TextView_drawableTop |
| 1787 | * @attr ref android.R.styleable#TextView_drawableRight |
| 1788 | * @attr ref android.R.styleable#TextView_drawableBottom |
| 1789 | */ |
| 1790 | public void setCompoundDrawablesWithIntrinsicBounds(Drawable left, Drawable top, |
| 1791 | Drawable right, Drawable bottom) { |
| 1792 | |
| 1793 | if (left != null) { |
| 1794 | left.setBounds(0, 0, left.getIntrinsicWidth(), left.getIntrinsicHeight()); |
| 1795 | } |
| 1796 | if (right != null) { |
| 1797 | right.setBounds(0, 0, right.getIntrinsicWidth(), right.getIntrinsicHeight()); |
| 1798 | } |
| 1799 | if (top != null) { |
| 1800 | top.setBounds(0, 0, top.getIntrinsicWidth(), top.getIntrinsicHeight()); |
| 1801 | } |
| 1802 | if (bottom != null) { |
| 1803 | bottom.setBounds(0, 0, bottom.getIntrinsicWidth(), bottom.getIntrinsicHeight()); |
| 1804 | } |
| 1805 | setCompoundDrawables(left, top, right, bottom); |
| 1806 | } |
| 1807 | |
| 1808 | /** |
Fabrice Di Meglio | a3b6b95 | 2011-06-29 16:44:43 -0700 | [diff] [blame] | 1809 | * Sets the Drawables (if any) to appear to the start of, above, |
| 1810 | * to the end of, and below the text. Use null if you do not |
| 1811 | * want a Drawable there. The Drawables must already have had |
| 1812 | * {@link Drawable#setBounds} called. |
| 1813 | * |
| 1814 | * @attr ref android.R.styleable#TextView_drawableStart |
| 1815 | * @attr ref android.R.styleable#TextView_drawableTop |
| 1816 | * @attr ref android.R.styleable#TextView_drawableEnd |
| 1817 | * @attr ref android.R.styleable#TextView_drawableBottom |
| 1818 | * |
| 1819 | * @hide |
| 1820 | */ |
| 1821 | public void setCompoundDrawablesRelative(Drawable start, Drawable top, |
| 1822 | Drawable end, Drawable bottom) { |
| 1823 | Drawables dr = mDrawables; |
| 1824 | |
| 1825 | final boolean drawables = start != null || top != null |
| 1826 | || end != null || bottom != null; |
| 1827 | |
| 1828 | if (!drawables) { |
| 1829 | // Clearing drawables... can we free the data structure? |
| 1830 | if (dr != null) { |
| 1831 | if (dr.mDrawablePadding == 0) { |
| 1832 | mDrawables = null; |
| 1833 | } else { |
| 1834 | // We need to retain the last set padding, so just clear |
| 1835 | // out all of the fields in the existing structure. |
| 1836 | if (dr.mDrawableStart != null) dr.mDrawableStart.setCallback(null); |
| 1837 | dr.mDrawableStart = null; |
| 1838 | if (dr.mDrawableTop != null) dr.mDrawableTop.setCallback(null); |
| 1839 | dr.mDrawableTop = null; |
| 1840 | if (dr.mDrawableEnd != null) dr.mDrawableEnd.setCallback(null); |
| 1841 | dr.mDrawableEnd = null; |
| 1842 | if (dr.mDrawableBottom != null) dr.mDrawableBottom.setCallback(null); |
| 1843 | dr.mDrawableBottom = null; |
| 1844 | dr.mDrawableSizeStart = dr.mDrawableHeightStart = 0; |
| 1845 | dr.mDrawableSizeEnd = dr.mDrawableHeightEnd = 0; |
| 1846 | dr.mDrawableSizeTop = dr.mDrawableWidthTop = 0; |
| 1847 | dr.mDrawableSizeBottom = dr.mDrawableWidthBottom = 0; |
| 1848 | } |
| 1849 | } |
| 1850 | } else { |
| 1851 | if (dr == null) { |
| 1852 | mDrawables = dr = new Drawables(); |
| 1853 | } |
| 1854 | |
| 1855 | if (dr.mDrawableStart != start && dr.mDrawableStart != null) { |
| 1856 | dr.mDrawableStart.setCallback(null); |
| 1857 | } |
| 1858 | dr.mDrawableStart = start; |
| 1859 | |
| 1860 | if (dr.mDrawableTop != top && dr.mDrawableTop != null) { |
| 1861 | dr.mDrawableTop.setCallback(null); |
| 1862 | } |
| 1863 | dr.mDrawableTop = top; |
| 1864 | |
| 1865 | if (dr.mDrawableEnd != end && dr.mDrawableEnd != null) { |
| 1866 | dr.mDrawableEnd.setCallback(null); |
| 1867 | } |
| 1868 | dr.mDrawableEnd = end; |
| 1869 | |
| 1870 | if (dr.mDrawableBottom != bottom && dr.mDrawableBottom != null) { |
| 1871 | dr.mDrawableBottom.setCallback(null); |
| 1872 | } |
| 1873 | dr.mDrawableBottom = bottom; |
| 1874 | |
| 1875 | final Rect compoundRect = dr.mCompoundRect; |
| 1876 | int[] state; |
| 1877 | |
| 1878 | state = getDrawableState(); |
| 1879 | |
| 1880 | if (start != null) { |
| 1881 | start.setState(state); |
| 1882 | start.copyBounds(compoundRect); |
| 1883 | start.setCallback(this); |
| 1884 | dr.mDrawableSizeStart = compoundRect.width(); |
| 1885 | dr.mDrawableHeightStart = compoundRect.height(); |
| 1886 | } else { |
| 1887 | dr.mDrawableSizeStart = dr.mDrawableHeightStart = 0; |
| 1888 | } |
| 1889 | |
| 1890 | if (end != null) { |
| 1891 | end.setState(state); |
| 1892 | end.copyBounds(compoundRect); |
| 1893 | end.setCallback(this); |
| 1894 | dr.mDrawableSizeEnd = compoundRect.width(); |
| 1895 | dr.mDrawableHeightEnd = compoundRect.height(); |
| 1896 | } else { |
| 1897 | dr.mDrawableSizeEnd = dr.mDrawableHeightEnd = 0; |
| 1898 | } |
| 1899 | |
| 1900 | if (top != null) { |
| 1901 | top.setState(state); |
| 1902 | top.copyBounds(compoundRect); |
| 1903 | top.setCallback(this); |
| 1904 | dr.mDrawableSizeTop = compoundRect.height(); |
| 1905 | dr.mDrawableWidthTop = compoundRect.width(); |
| 1906 | } else { |
| 1907 | dr.mDrawableSizeTop = dr.mDrawableWidthTop = 0; |
| 1908 | } |
| 1909 | |
| 1910 | if (bottom != null) { |
| 1911 | bottom.setState(state); |
| 1912 | bottom.copyBounds(compoundRect); |
| 1913 | bottom.setCallback(this); |
| 1914 | dr.mDrawableSizeBottom = compoundRect.height(); |
| 1915 | dr.mDrawableWidthBottom = compoundRect.width(); |
| 1916 | } else { |
| 1917 | dr.mDrawableSizeBottom = dr.mDrawableWidthBottom = 0; |
| 1918 | } |
| 1919 | } |
| 1920 | |
| 1921 | resolveDrawables(); |
| 1922 | invalidate(); |
| 1923 | requestLayout(); |
| 1924 | } |
| 1925 | |
| 1926 | /** |
| 1927 | * Sets the Drawables (if any) to appear to the start of, above, |
| 1928 | * to the end of, and below the text. Use 0 if you do not |
| 1929 | * want a Drawable there. The Drawables' bounds will be set to |
| 1930 | * their intrinsic bounds. |
| 1931 | * |
| 1932 | * @param start Resource identifier of the start Drawable. |
| 1933 | * @param top Resource identifier of the top Drawable. |
| 1934 | * @param end Resource identifier of the end Drawable. |
| 1935 | * @param bottom Resource identifier of the bottom Drawable. |
| 1936 | * |
| 1937 | * @attr ref android.R.styleable#TextView_drawableStart |
| 1938 | * @attr ref android.R.styleable#TextView_drawableTop |
| 1939 | * @attr ref android.R.styleable#TextView_drawableEnd |
| 1940 | * @attr ref android.R.styleable#TextView_drawableBottom |
| 1941 | * |
| 1942 | * @hide |
| 1943 | */ |
| 1944 | public void setCompoundDrawablesRelativeWithIntrinsicBounds(int start, int top, int end, |
| 1945 | int bottom) { |
| 1946 | resetResolvedDrawables(); |
| 1947 | final Resources resources = getContext().getResources(); |
| 1948 | setCompoundDrawablesRelativeWithIntrinsicBounds( |
| 1949 | start != 0 ? resources.getDrawable(start) : null, |
| 1950 | top != 0 ? resources.getDrawable(top) : null, |
| 1951 | end != 0 ? resources.getDrawable(end) : null, |
| 1952 | bottom != 0 ? resources.getDrawable(bottom) : null); |
| 1953 | } |
| 1954 | |
| 1955 | /** |
| 1956 | * Sets the Drawables (if any) to appear to the start of, above, |
| 1957 | * to the end of, and below the text. Use null if you do not |
| 1958 | * want a Drawable there. The Drawables' bounds will be set to |
| 1959 | * their intrinsic bounds. |
| 1960 | * |
| 1961 | * @attr ref android.R.styleable#TextView_drawableStart |
| 1962 | * @attr ref android.R.styleable#TextView_drawableTop |
| 1963 | * @attr ref android.R.styleable#TextView_drawableEnd |
| 1964 | * @attr ref android.R.styleable#TextView_drawableBottom |
| 1965 | * |
| 1966 | * @hide |
| 1967 | */ |
| 1968 | public void setCompoundDrawablesRelativeWithIntrinsicBounds(Drawable start, Drawable top, |
| 1969 | Drawable end, Drawable bottom) { |
| 1970 | |
| 1971 | resetResolvedDrawables(); |
| 1972 | if (start != null) { |
| 1973 | start.setBounds(0, 0, start.getIntrinsicWidth(), start.getIntrinsicHeight()); |
| 1974 | } |
| 1975 | if (end != null) { |
| 1976 | end.setBounds(0, 0, end.getIntrinsicWidth(), end.getIntrinsicHeight()); |
| 1977 | } |
| 1978 | if (top != null) { |
| 1979 | top.setBounds(0, 0, top.getIntrinsicWidth(), top.getIntrinsicHeight()); |
| 1980 | } |
| 1981 | if (bottom != null) { |
| 1982 | bottom.setBounds(0, 0, bottom.getIntrinsicWidth(), bottom.getIntrinsicHeight()); |
| 1983 | } |
| 1984 | setCompoundDrawablesRelative(start, top, end, bottom); |
| 1985 | } |
| 1986 | |
| 1987 | /** |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1988 | * Returns drawables for the left, top, right, and bottom borders. |
| 1989 | */ |
| 1990 | public Drawable[] getCompoundDrawables() { |
| 1991 | final Drawables dr = mDrawables; |
| 1992 | if (dr != null) { |
| 1993 | return new Drawable[] { |
| 1994 | dr.mDrawableLeft, dr.mDrawableTop, dr.mDrawableRight, dr.mDrawableBottom |
| 1995 | }; |
| 1996 | } else { |
| 1997 | return new Drawable[] { null, null, null, null }; |
| 1998 | } |
| 1999 | } |
| 2000 | |
| 2001 | /** |
Fabrice Di Meglio | a3b6b95 | 2011-06-29 16:44:43 -0700 | [diff] [blame] | 2002 | * Returns drawables for the start, top, end, and bottom borders. |
| 2003 | * |
| 2004 | * @hide |
| 2005 | */ |
| 2006 | public Drawable[] getCompoundDrawablesRelative() { |
| 2007 | final Drawables dr = mDrawables; |
| 2008 | if (dr != null) { |
| 2009 | return new Drawable[] { |
| 2010 | dr.mDrawableStart, dr.mDrawableTop, dr.mDrawableEnd, dr.mDrawableBottom |
| 2011 | }; |
| 2012 | } else { |
| 2013 | return new Drawable[] { null, null, null, null }; |
| 2014 | } |
| 2015 | } |
| 2016 | |
| 2017 | /** |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2018 | * Sets the size of the padding between the compound drawables and |
| 2019 | * the text. |
| 2020 | * |
| 2021 | * @attr ref android.R.styleable#TextView_drawablePadding |
| 2022 | */ |
| 2023 | public void setCompoundDrawablePadding(int pad) { |
| 2024 | Drawables dr = mDrawables; |
| 2025 | if (pad == 0) { |
| 2026 | if (dr != null) { |
| 2027 | dr.mDrawablePadding = pad; |
| 2028 | } |
| 2029 | } else { |
| 2030 | if (dr == null) { |
| 2031 | mDrawables = dr = new Drawables(); |
| 2032 | } |
| 2033 | dr.mDrawablePadding = pad; |
| 2034 | } |
| 2035 | |
| 2036 | invalidate(); |
| 2037 | requestLayout(); |
| 2038 | } |
| 2039 | |
| 2040 | /** |
| 2041 | * Returns the padding between the compound drawables and the text. |
| 2042 | */ |
| 2043 | public int getCompoundDrawablePadding() { |
| 2044 | final Drawables dr = mDrawables; |
| 2045 | return dr != null ? dr.mDrawablePadding : 0; |
| 2046 | } |
| 2047 | |
| 2048 | @Override |
| 2049 | public void setPadding(int left, int top, int right, int bottom) { |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 2050 | if (left != mPaddingLeft || |
| 2051 | right != mPaddingRight || |
| 2052 | top != mPaddingTop || |
| 2053 | bottom != mPaddingBottom) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2054 | nullLayouts(); |
| 2055 | } |
| 2056 | |
| 2057 | // the super call will requestLayout() |
| 2058 | super.setPadding(left, top, right, bottom); |
| 2059 | invalidate(); |
| 2060 | } |
| 2061 | |
| 2062 | /** |
| 2063 | * Gets the autolink mask of the text. See {@link |
| 2064 | * android.text.util.Linkify#ALL Linkify.ALL} and peers for |
| 2065 | * possible values. |
| 2066 | * |
| 2067 | * @attr ref android.R.styleable#TextView_autoLink |
| 2068 | */ |
| 2069 | public final int getAutoLinkMask() { |
| 2070 | return mAutoLinkMask; |
| 2071 | } |
| 2072 | |
| 2073 | /** |
| 2074 | * Sets the text color, size, style, hint color, and highlight color |
| 2075 | * from the specified TextAppearance resource. |
| 2076 | */ |
| 2077 | public void setTextAppearance(Context context, int resid) { |
| 2078 | TypedArray appearance = |
| 2079 | context.obtainStyledAttributes(resid, |
| 2080 | com.android.internal.R.styleable.TextAppearance); |
| 2081 | |
| 2082 | int color; |
| 2083 | ColorStateList colors; |
| 2084 | int ts; |
| 2085 | |
| 2086 | color = appearance.getColor(com.android.internal.R.styleable.TextAppearance_textColorHighlight, 0); |
| 2087 | if (color != 0) { |
| 2088 | setHighlightColor(color); |
| 2089 | } |
| 2090 | |
| 2091 | colors = appearance.getColorStateList(com.android.internal.R.styleable. |
| 2092 | TextAppearance_textColor); |
| 2093 | if (colors != null) { |
| 2094 | setTextColor(colors); |
| 2095 | } |
| 2096 | |
| 2097 | ts = appearance.getDimensionPixelSize(com.android.internal.R.styleable. |
| 2098 | TextAppearance_textSize, 0); |
| 2099 | if (ts != 0) { |
| 2100 | setRawTextSize(ts); |
| 2101 | } |
| 2102 | |
| 2103 | colors = appearance.getColorStateList(com.android.internal.R.styleable. |
| 2104 | TextAppearance_textColorHint); |
| 2105 | if (colors != null) { |
| 2106 | setHintTextColor(colors); |
| 2107 | } |
| 2108 | |
| 2109 | colors = appearance.getColorStateList(com.android.internal.R.styleable. |
| 2110 | TextAppearance_textColorLink); |
| 2111 | if (colors != null) { |
| 2112 | setLinkTextColor(colors); |
| 2113 | } |
| 2114 | |
| 2115 | int typefaceIndex, styleIndex; |
| 2116 | |
| 2117 | typefaceIndex = appearance.getInt(com.android.internal.R.styleable. |
| 2118 | TextAppearance_typeface, -1); |
| 2119 | styleIndex = appearance.getInt(com.android.internal.R.styleable. |
| 2120 | TextAppearance_textStyle, -1); |
| 2121 | |
| 2122 | setTypefaceByIndex(typefaceIndex, styleIndex); |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 2123 | |
Adam Powell | 7f8f79a | 2011-07-07 18:35:54 -0700 | [diff] [blame] | 2124 | if (appearance.getBoolean(com.android.internal.R.styleable.TextAppearance_textAllCaps, |
| 2125 | false)) { |
| 2126 | setTransformationMethod(new AllCapsTransformationMethod(getContext())); |
| 2127 | } |
| 2128 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2129 | appearance.recycle(); |
| 2130 | } |
| 2131 | |
| 2132 | /** |
| 2133 | * @return the size (in pixels) of the default text size in this TextView. |
| 2134 | */ |
| 2135 | public float getTextSize() { |
| 2136 | return mTextPaint.getTextSize(); |
| 2137 | } |
| 2138 | |
| 2139 | /** |
| 2140 | * Set the default text size to the given value, interpreted as "scaled |
| 2141 | * pixel" units. This size is adjusted based on the current density and |
| 2142 | * user font size preference. |
| 2143 | * |
| 2144 | * @param size The scaled pixel size. |
| 2145 | * |
| 2146 | * @attr ref android.R.styleable#TextView_textSize |
| 2147 | */ |
| 2148 | @android.view.RemotableViewMethod |
| 2149 | public void setTextSize(float size) { |
| 2150 | setTextSize(TypedValue.COMPLEX_UNIT_SP, size); |
| 2151 | } |
| 2152 | |
| 2153 | /** |
| 2154 | * Set the default text size to a given unit and value. See {@link |
| 2155 | * TypedValue} for the possible dimension units. |
| 2156 | * |
| 2157 | * @param unit The desired dimension unit. |
| 2158 | * @param size The desired size in the given units. |
| 2159 | * |
| 2160 | * @attr ref android.R.styleable#TextView_textSize |
| 2161 | */ |
| 2162 | public void setTextSize(int unit, float size) { |
| 2163 | Context c = getContext(); |
| 2164 | Resources r; |
| 2165 | |
| 2166 | if (c == null) |
| 2167 | r = Resources.getSystem(); |
| 2168 | else |
| 2169 | r = c.getResources(); |
| 2170 | |
| 2171 | setRawTextSize(TypedValue.applyDimension( |
| 2172 | unit, size, r.getDisplayMetrics())); |
| 2173 | } |
| 2174 | |
| 2175 | private void setRawTextSize(float size) { |
| 2176 | if (size != mTextPaint.getTextSize()) { |
| 2177 | mTextPaint.setTextSize(size); |
| 2178 | |
| 2179 | if (mLayout != null) { |
| 2180 | nullLayouts(); |
| 2181 | requestLayout(); |
| 2182 | invalidate(); |
| 2183 | } |
| 2184 | } |
| 2185 | } |
| 2186 | |
| 2187 | /** |
| 2188 | * @return the extent by which text is currently being stretched |
| 2189 | * horizontally. This will usually be 1. |
| 2190 | */ |
| 2191 | public float getTextScaleX() { |
| 2192 | return mTextPaint.getTextScaleX(); |
| 2193 | } |
| 2194 | |
| 2195 | /** |
| 2196 | * Sets the extent by which text should be stretched horizontally. |
| 2197 | * |
| 2198 | * @attr ref android.R.styleable#TextView_textScaleX |
| 2199 | */ |
| 2200 | @android.view.RemotableViewMethod |
| 2201 | public void setTextScaleX(float size) { |
| 2202 | if (size != mTextPaint.getTextScaleX()) { |
Romain Guy | 939151f | 2009-04-08 14:22:40 -0700 | [diff] [blame] | 2203 | mUserSetTextScaleX = true; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2204 | mTextPaint.setTextScaleX(size); |
| 2205 | |
| 2206 | if (mLayout != null) { |
| 2207 | nullLayouts(); |
| 2208 | requestLayout(); |
| 2209 | invalidate(); |
| 2210 | } |
| 2211 | } |
| 2212 | } |
| 2213 | |
| 2214 | /** |
| 2215 | * Sets the typeface and style in which the text should be displayed. |
| 2216 | * Note that not all Typeface families actually have bold and italic |
| 2217 | * variants, so you may need to use |
| 2218 | * {@link #setTypeface(Typeface, int)} to get the appearance |
| 2219 | * that you actually want. |
| 2220 | * |
| 2221 | * @attr ref android.R.styleable#TextView_typeface |
| 2222 | * @attr ref android.R.styleable#TextView_textStyle |
| 2223 | */ |
| 2224 | public void setTypeface(Typeface tf) { |
| 2225 | if (mTextPaint.getTypeface() != tf) { |
| 2226 | mTextPaint.setTypeface(tf); |
| 2227 | |
| 2228 | if (mLayout != null) { |
| 2229 | nullLayouts(); |
| 2230 | requestLayout(); |
| 2231 | invalidate(); |
| 2232 | } |
| 2233 | } |
| 2234 | } |
| 2235 | |
| 2236 | /** |
| 2237 | * @return the current typeface and style in which the text is being |
| 2238 | * displayed. |
| 2239 | */ |
| 2240 | public Typeface getTypeface() { |
| 2241 | return mTextPaint.getTypeface(); |
| 2242 | } |
| 2243 | |
| 2244 | /** |
| 2245 | * Sets the text color for all the states (normal, selected, |
| 2246 | * focused) to be this color. |
| 2247 | * |
| 2248 | * @attr ref android.R.styleable#TextView_textColor |
| 2249 | */ |
| 2250 | @android.view.RemotableViewMethod |
| 2251 | public void setTextColor(int color) { |
| 2252 | mTextColor = ColorStateList.valueOf(color); |
| 2253 | updateTextColors(); |
| 2254 | } |
| 2255 | |
| 2256 | /** |
| 2257 | * Sets the text color. |
| 2258 | * |
| 2259 | * @attr ref android.R.styleable#TextView_textColor |
| 2260 | */ |
| 2261 | public void setTextColor(ColorStateList colors) { |
| 2262 | if (colors == null) { |
| 2263 | throw new NullPointerException(); |
| 2264 | } |
| 2265 | |
| 2266 | mTextColor = colors; |
| 2267 | updateTextColors(); |
| 2268 | } |
| 2269 | |
| 2270 | /** |
| 2271 | * Return the set of text colors. |
| 2272 | * |
| 2273 | * @return Returns the set of text colors. |
| 2274 | */ |
| 2275 | public final ColorStateList getTextColors() { |
| 2276 | return mTextColor; |
| 2277 | } |
| 2278 | |
| 2279 | /** |
| 2280 | * <p>Return the current color selected for normal text.</p> |
| 2281 | * |
| 2282 | * @return Returns the current text color. |
| 2283 | */ |
| 2284 | public final int getCurrentTextColor() { |
| 2285 | return mCurTextColor; |
| 2286 | } |
| 2287 | |
| 2288 | /** |
| 2289 | * Sets the color used to display the selection highlight. |
| 2290 | * |
| 2291 | * @attr ref android.R.styleable#TextView_textColorHighlight |
| 2292 | */ |
| 2293 | @android.view.RemotableViewMethod |
| 2294 | public void setHighlightColor(int color) { |
| 2295 | if (mHighlightColor != color) { |
| 2296 | mHighlightColor = color; |
| 2297 | invalidate(); |
| 2298 | } |
| 2299 | } |
| 2300 | |
| 2301 | /** |
| 2302 | * Gives the text a shadow of the specified radius and color, the specified |
| 2303 | * distance from its normal position. |
| 2304 | * |
| 2305 | * @attr ref android.R.styleable#TextView_shadowColor |
| 2306 | * @attr ref android.R.styleable#TextView_shadowDx |
| 2307 | * @attr ref android.R.styleable#TextView_shadowDy |
| 2308 | * @attr ref android.R.styleable#TextView_shadowRadius |
| 2309 | */ |
| 2310 | public void setShadowLayer(float radius, float dx, float dy, int color) { |
| 2311 | mTextPaint.setShadowLayer(radius, dx, dy, color); |
| 2312 | |
| 2313 | mShadowRadius = radius; |
| 2314 | mShadowDx = dx; |
| 2315 | mShadowDy = dy; |
| 2316 | |
| 2317 | invalidate(); |
| 2318 | } |
| 2319 | |
| 2320 | /** |
| 2321 | * @return the base paint used for the text. Please use this only to |
| 2322 | * consult the Paint's properties and not to change them. |
| 2323 | */ |
| 2324 | public TextPaint getPaint() { |
| 2325 | return mTextPaint; |
| 2326 | } |
| 2327 | |
| 2328 | /** |
| 2329 | * Sets the autolink mask of the text. See {@link |
| 2330 | * android.text.util.Linkify#ALL Linkify.ALL} and peers for |
| 2331 | * possible values. |
| 2332 | * |
| 2333 | * @attr ref android.R.styleable#TextView_autoLink |
| 2334 | */ |
| 2335 | @android.view.RemotableViewMethod |
| 2336 | public final void setAutoLinkMask(int mask) { |
| 2337 | mAutoLinkMask = mask; |
| 2338 | } |
| 2339 | |
| 2340 | /** |
| 2341 | * Sets whether the movement method will automatically be set to |
| 2342 | * {@link LinkMovementMethod} if {@link #setAutoLinkMask} has been |
| 2343 | * set to nonzero and links are detected in {@link #setText}. |
| 2344 | * The default is true. |
| 2345 | * |
| 2346 | * @attr ref android.R.styleable#TextView_linksClickable |
| 2347 | */ |
| 2348 | @android.view.RemotableViewMethod |
| 2349 | public final void setLinksClickable(boolean whether) { |
| 2350 | mLinksClickable = whether; |
| 2351 | } |
| 2352 | |
| 2353 | /** |
| 2354 | * Returns whether the movement method will automatically be set to |
| 2355 | * {@link LinkMovementMethod} if {@link #setAutoLinkMask} has been |
| 2356 | * set to nonzero and links are detected in {@link #setText}. |
| 2357 | * The default is true. |
| 2358 | * |
| 2359 | * @attr ref android.R.styleable#TextView_linksClickable |
| 2360 | */ |
| 2361 | public final boolean getLinksClickable() { |
| 2362 | return mLinksClickable; |
| 2363 | } |
| 2364 | |
| 2365 | /** |
| 2366 | * Returns the list of URLSpans attached to the text |
| 2367 | * (by {@link Linkify} or otherwise) if any. You can call |
| 2368 | * {@link URLSpan#getURL} on them to find where they link to |
| 2369 | * or use {@link Spanned#getSpanStart} and {@link Spanned#getSpanEnd} |
| 2370 | * to find the region of the text they are attached to. |
| 2371 | */ |
| 2372 | public URLSpan[] getUrls() { |
| 2373 | if (mText instanceof Spanned) { |
| 2374 | return ((Spanned) mText).getSpans(0, mText.length(), URLSpan.class); |
| 2375 | } else { |
| 2376 | return new URLSpan[0]; |
| 2377 | } |
| 2378 | } |
| 2379 | |
| 2380 | /** |
| 2381 | * Sets the color of the hint text. |
| 2382 | * |
| 2383 | * @attr ref android.R.styleable#TextView_textColorHint |
| 2384 | */ |
| 2385 | @android.view.RemotableViewMethod |
| 2386 | public final void setHintTextColor(int color) { |
| 2387 | mHintTextColor = ColorStateList.valueOf(color); |
| 2388 | updateTextColors(); |
| 2389 | } |
| 2390 | |
| 2391 | /** |
| 2392 | * Sets the color of the hint text. |
| 2393 | * |
| 2394 | * @attr ref android.R.styleable#TextView_textColorHint |
| 2395 | */ |
| 2396 | public final void setHintTextColor(ColorStateList colors) { |
| 2397 | mHintTextColor = colors; |
| 2398 | updateTextColors(); |
| 2399 | } |
| 2400 | |
| 2401 | /** |
| 2402 | * <p>Return the color used to paint the hint text.</p> |
| 2403 | * |
| 2404 | * @return Returns the list of hint text colors. |
| 2405 | */ |
| 2406 | public final ColorStateList getHintTextColors() { |
| 2407 | return mHintTextColor; |
| 2408 | } |
| 2409 | |
| 2410 | /** |
| 2411 | * <p>Return the current color selected to paint the hint text.</p> |
| 2412 | * |
| 2413 | * @return Returns the current hint text color. |
| 2414 | */ |
| 2415 | public final int getCurrentHintTextColor() { |
| 2416 | return mHintTextColor != null ? mCurHintTextColor : mCurTextColor; |
| 2417 | } |
| 2418 | |
| 2419 | /** |
| 2420 | * Sets the color of links in the text. |
| 2421 | * |
| 2422 | * @attr ref android.R.styleable#TextView_textColorLink |
| 2423 | */ |
| 2424 | @android.view.RemotableViewMethod |
| 2425 | public final void setLinkTextColor(int color) { |
| 2426 | mLinkTextColor = ColorStateList.valueOf(color); |
| 2427 | updateTextColors(); |
| 2428 | } |
| 2429 | |
| 2430 | /** |
| 2431 | * Sets the color of links in the text. |
| 2432 | * |
| 2433 | * @attr ref android.R.styleable#TextView_textColorLink |
| 2434 | */ |
| 2435 | public final void setLinkTextColor(ColorStateList colors) { |
| 2436 | mLinkTextColor = colors; |
| 2437 | updateTextColors(); |
| 2438 | } |
| 2439 | |
| 2440 | /** |
| 2441 | * <p>Returns the color used to paint links in the text.</p> |
| 2442 | * |
| 2443 | * @return Returns the list of link text colors. |
| 2444 | */ |
| 2445 | public final ColorStateList getLinkTextColors() { |
| 2446 | return mLinkTextColor; |
| 2447 | } |
| 2448 | |
| 2449 | /** |
| 2450 | * Sets the horizontal alignment of the text and the |
| 2451 | * vertical gravity that will be used when there is extra space |
| 2452 | * in the TextView beyond what is required for the text itself. |
| 2453 | * |
| 2454 | * @see android.view.Gravity |
| 2455 | * @attr ref android.R.styleable#TextView_gravity |
| 2456 | */ |
| 2457 | public void setGravity(int gravity) { |
Fabrice Di Meglio | 6a03640 | 2011-05-23 14:43:23 -0700 | [diff] [blame] | 2458 | if ((gravity & Gravity.RELATIVE_HORIZONTAL_GRAVITY_MASK) == 0) { |
Fabrice Di Meglio | 9e3b002 | 2011-06-06 16:30:29 -0700 | [diff] [blame] | 2459 | gravity |= Gravity.START; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2460 | } |
| 2461 | if ((gravity & Gravity.VERTICAL_GRAVITY_MASK) == 0) { |
| 2462 | gravity |= Gravity.TOP; |
| 2463 | } |
| 2464 | |
| 2465 | boolean newLayout = false; |
| 2466 | |
Fabrice Di Meglio | 6a03640 | 2011-05-23 14:43:23 -0700 | [diff] [blame] | 2467 | if ((gravity & Gravity.RELATIVE_HORIZONTAL_GRAVITY_MASK) != |
| 2468 | (mGravity & Gravity.RELATIVE_HORIZONTAL_GRAVITY_MASK)) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2469 | newLayout = true; |
| 2470 | } |
| 2471 | |
| 2472 | if (gravity != mGravity) { |
| 2473 | invalidate(); |
| 2474 | } |
| 2475 | |
| 2476 | mGravity = gravity; |
| 2477 | |
| 2478 | if (mLayout != null && newLayout) { |
| 2479 | // XXX this is heavy-handed because no actual content changes. |
| 2480 | int want = mLayout.getWidth(); |
| 2481 | int hintWant = mHintLayout == null ? 0 : mHintLayout.getWidth(); |
| 2482 | |
| 2483 | makeNewLayout(want, hintWant, UNKNOWN_BORING, UNKNOWN_BORING, |
| 2484 | mRight - mLeft - getCompoundPaddingLeft() - |
| 2485 | getCompoundPaddingRight(), true); |
| 2486 | } |
| 2487 | } |
| 2488 | |
| 2489 | /** |
| 2490 | * Returns the horizontal and vertical alignment of this TextView. |
| 2491 | * |
| 2492 | * @see android.view.Gravity |
| 2493 | * @attr ref android.R.styleable#TextView_gravity |
| 2494 | */ |
| 2495 | public int getGravity() { |
| 2496 | return mGravity; |
| 2497 | } |
| 2498 | |
| 2499 | /** |
| 2500 | * @return the flags on the Paint being used to display the text. |
| 2501 | * @see Paint#getFlags |
| 2502 | */ |
| 2503 | public int getPaintFlags() { |
| 2504 | return mTextPaint.getFlags(); |
| 2505 | } |
| 2506 | |
| 2507 | /** |
| 2508 | * Sets flags on the Paint being used to display the text and |
| 2509 | * reflows the text if they are different from the old flags. |
| 2510 | * @see Paint#setFlags |
| 2511 | */ |
| 2512 | @android.view.RemotableViewMethod |
| 2513 | public void setPaintFlags(int flags) { |
| 2514 | if (mTextPaint.getFlags() != flags) { |
| 2515 | mTextPaint.setFlags(flags); |
| 2516 | |
| 2517 | if (mLayout != null) { |
| 2518 | nullLayouts(); |
| 2519 | requestLayout(); |
| 2520 | invalidate(); |
| 2521 | } |
| 2522 | } |
| 2523 | } |
| 2524 | |
| 2525 | /** |
| 2526 | * Sets whether the text should be allowed to be wider than the |
| 2527 | * View is. If false, it will be wrapped to the width of the View. |
| 2528 | * |
| 2529 | * @attr ref android.R.styleable#TextView_scrollHorizontally |
| 2530 | */ |
| 2531 | public void setHorizontallyScrolling(boolean whether) { |
Gilles Debunne | 2237829 | 2011-08-12 10:38:52 -0700 | [diff] [blame] | 2532 | if (mHorizontallyScrolling != whether) { |
| 2533 | mHorizontallyScrolling = whether; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2534 | |
Gilles Debunne | 2237829 | 2011-08-12 10:38:52 -0700 | [diff] [blame] | 2535 | if (mLayout != null) { |
| 2536 | nullLayouts(); |
| 2537 | requestLayout(); |
| 2538 | invalidate(); |
| 2539 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2540 | } |
| 2541 | } |
| 2542 | |
| 2543 | /** |
Gilles Debunne | a3ae4a0 | 2010-12-13 17:22:39 -0800 | [diff] [blame] | 2544 | * Makes the TextView at least this many lines tall. |
| 2545 | * |
| 2546 | * Setting this value overrides any other (minimum) height setting. A single line TextView will |
| 2547 | * set this value to 1. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2548 | * |
| 2549 | * @attr ref android.R.styleable#TextView_minLines |
| 2550 | */ |
| 2551 | @android.view.RemotableViewMethod |
| 2552 | public void setMinLines(int minlines) { |
| 2553 | mMinimum = minlines; |
| 2554 | mMinMode = LINES; |
| 2555 | |
| 2556 | requestLayout(); |
| 2557 | invalidate(); |
| 2558 | } |
| 2559 | |
| 2560 | /** |
Gilles Debunne | a3ae4a0 | 2010-12-13 17:22:39 -0800 | [diff] [blame] | 2561 | * Makes the TextView at least this many pixels tall. |
| 2562 | * |
| 2563 | * Setting this value overrides any other (minimum) number of lines setting. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2564 | * |
| 2565 | * @attr ref android.R.styleable#TextView_minHeight |
| 2566 | */ |
| 2567 | @android.view.RemotableViewMethod |
| 2568 | public void setMinHeight(int minHeight) { |
| 2569 | mMinimum = minHeight; |
| 2570 | mMinMode = PIXELS; |
| 2571 | |
| 2572 | requestLayout(); |
| 2573 | invalidate(); |
| 2574 | } |
| 2575 | |
| 2576 | /** |
Gilles Debunne | a3ae4a0 | 2010-12-13 17:22:39 -0800 | [diff] [blame] | 2577 | * Makes the TextView at most this many lines tall. |
| 2578 | * |
| 2579 | * Setting this value overrides any other (maximum) height setting. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2580 | * |
| 2581 | * @attr ref android.R.styleable#TextView_maxLines |
| 2582 | */ |
| 2583 | @android.view.RemotableViewMethod |
| 2584 | public void setMaxLines(int maxlines) { |
| 2585 | mMaximum = maxlines; |
| 2586 | mMaxMode = LINES; |
| 2587 | |
| 2588 | requestLayout(); |
| 2589 | invalidate(); |
| 2590 | } |
| 2591 | |
| 2592 | /** |
Gilles Debunne | a3ae4a0 | 2010-12-13 17:22:39 -0800 | [diff] [blame] | 2593 | * Makes the TextView at most this many pixels tall. This option is mutually exclusive with the |
| 2594 | * {@link #setMaxLines(int)} method. |
| 2595 | * |
| 2596 | * Setting this value overrides any other (maximum) number of lines setting. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2597 | * |
| 2598 | * @attr ref android.R.styleable#TextView_maxHeight |
| 2599 | */ |
| 2600 | @android.view.RemotableViewMethod |
| 2601 | public void setMaxHeight(int maxHeight) { |
| 2602 | mMaximum = maxHeight; |
| 2603 | mMaxMode = PIXELS; |
| 2604 | |
| 2605 | requestLayout(); |
| 2606 | invalidate(); |
| 2607 | } |
| 2608 | |
| 2609 | /** |
Gilles Debunne | a3ae4a0 | 2010-12-13 17:22:39 -0800 | [diff] [blame] | 2610 | * Makes the TextView exactly this many lines tall. |
| 2611 | * |
| 2612 | * Note that setting this value overrides any other (minimum / maximum) number of lines or |
| 2613 | * height setting. A single line TextView will set this value to 1. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2614 | * |
| 2615 | * @attr ref android.R.styleable#TextView_lines |
| 2616 | */ |
| 2617 | @android.view.RemotableViewMethod |
| 2618 | public void setLines(int lines) { |
| 2619 | mMaximum = mMinimum = lines; |
| 2620 | mMaxMode = mMinMode = LINES; |
| 2621 | |
| 2622 | requestLayout(); |
| 2623 | invalidate(); |
| 2624 | } |
| 2625 | |
| 2626 | /** |
| 2627 | * Makes the TextView exactly this many pixels tall. |
| 2628 | * You could do the same thing by specifying this number in the |
| 2629 | * LayoutParams. |
| 2630 | * |
Gilles Debunne | a3ae4a0 | 2010-12-13 17:22:39 -0800 | [diff] [blame] | 2631 | * Note that setting this value overrides any other (minimum / maximum) number of lines or |
| 2632 | * height setting. |
| 2633 | * |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2634 | * @attr ref android.R.styleable#TextView_height |
| 2635 | */ |
| 2636 | @android.view.RemotableViewMethod |
| 2637 | public void setHeight(int pixels) { |
| 2638 | mMaximum = mMinimum = pixels; |
| 2639 | mMaxMode = mMinMode = PIXELS; |
| 2640 | |
| 2641 | requestLayout(); |
| 2642 | invalidate(); |
| 2643 | } |
| 2644 | |
| 2645 | /** |
| 2646 | * Makes the TextView at least this many ems wide |
| 2647 | * |
| 2648 | * @attr ref android.R.styleable#TextView_minEms |
| 2649 | */ |
| 2650 | @android.view.RemotableViewMethod |
| 2651 | public void setMinEms(int minems) { |
| 2652 | mMinWidth = minems; |
| 2653 | mMinWidthMode = EMS; |
| 2654 | |
| 2655 | requestLayout(); |
| 2656 | invalidate(); |
| 2657 | } |
| 2658 | |
| 2659 | /** |
| 2660 | * Makes the TextView at least this many pixels wide |
| 2661 | * |
| 2662 | * @attr ref android.R.styleable#TextView_minWidth |
| 2663 | */ |
| 2664 | @android.view.RemotableViewMethod |
| 2665 | public void setMinWidth(int minpixels) { |
| 2666 | mMinWidth = minpixels; |
| 2667 | mMinWidthMode = PIXELS; |
| 2668 | |
| 2669 | requestLayout(); |
| 2670 | invalidate(); |
| 2671 | } |
| 2672 | |
| 2673 | /** |
| 2674 | * Makes the TextView at most this many ems wide |
| 2675 | * |
| 2676 | * @attr ref android.R.styleable#TextView_maxEms |
| 2677 | */ |
| 2678 | @android.view.RemotableViewMethod |
| 2679 | public void setMaxEms(int maxems) { |
| 2680 | mMaxWidth = maxems; |
| 2681 | mMaxWidthMode = EMS; |
| 2682 | |
| 2683 | requestLayout(); |
| 2684 | invalidate(); |
| 2685 | } |
| 2686 | |
| 2687 | /** |
| 2688 | * Makes the TextView at most this many pixels wide |
| 2689 | * |
| 2690 | * @attr ref android.R.styleable#TextView_maxWidth |
| 2691 | */ |
| 2692 | @android.view.RemotableViewMethod |
| 2693 | public void setMaxWidth(int maxpixels) { |
| 2694 | mMaxWidth = maxpixels; |
| 2695 | mMaxWidthMode = PIXELS; |
| 2696 | |
| 2697 | requestLayout(); |
| 2698 | invalidate(); |
| 2699 | } |
| 2700 | |
| 2701 | /** |
| 2702 | * Makes the TextView exactly this many ems wide |
| 2703 | * |
| 2704 | * @attr ref android.R.styleable#TextView_ems |
| 2705 | */ |
| 2706 | @android.view.RemotableViewMethod |
| 2707 | public void setEms(int ems) { |
| 2708 | mMaxWidth = mMinWidth = ems; |
| 2709 | mMaxWidthMode = mMinWidthMode = EMS; |
| 2710 | |
| 2711 | requestLayout(); |
| 2712 | invalidate(); |
| 2713 | } |
| 2714 | |
| 2715 | /** |
| 2716 | * Makes the TextView exactly this many pixels wide. |
| 2717 | * You could do the same thing by specifying this number in the |
| 2718 | * LayoutParams. |
| 2719 | * |
| 2720 | * @attr ref android.R.styleable#TextView_width |
| 2721 | */ |
| 2722 | @android.view.RemotableViewMethod |
| 2723 | public void setWidth(int pixels) { |
| 2724 | mMaxWidth = mMinWidth = pixels; |
| 2725 | mMaxWidthMode = mMinWidthMode = PIXELS; |
| 2726 | |
| 2727 | requestLayout(); |
| 2728 | invalidate(); |
| 2729 | } |
| 2730 | |
| 2731 | |
| 2732 | /** |
| 2733 | * Sets line spacing for this TextView. Each line will have its height |
| 2734 | * multiplied by <code>mult</code> and have <code>add</code> added to it. |
| 2735 | * |
| 2736 | * @attr ref android.R.styleable#TextView_lineSpacingExtra |
| 2737 | * @attr ref android.R.styleable#TextView_lineSpacingMultiplier |
| 2738 | */ |
| 2739 | public void setLineSpacing(float add, float mult) { |
Gilles Debunne | 2237829 | 2011-08-12 10:38:52 -0700 | [diff] [blame] | 2740 | if (mSpacingAdd != add || mSpacingMult != mult) { |
| 2741 | mSpacingAdd = add; |
| 2742 | mSpacingMult = mult; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2743 | |
Gilles Debunne | 2237829 | 2011-08-12 10:38:52 -0700 | [diff] [blame] | 2744 | if (mLayout != null) { |
| 2745 | nullLayouts(); |
| 2746 | requestLayout(); |
| 2747 | invalidate(); |
| 2748 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2749 | } |
| 2750 | } |
| 2751 | |
| 2752 | /** |
| 2753 | * Convenience method: Append the specified text to the TextView's |
| 2754 | * display buffer, upgrading it to BufferType.EDITABLE if it was |
| 2755 | * not already editable. |
| 2756 | */ |
| 2757 | public final void append(CharSequence text) { |
| 2758 | append(text, 0, text.length()); |
| 2759 | } |
| 2760 | |
| 2761 | /** |
| 2762 | * Convenience method: Append the specified text slice to the TextView's |
| 2763 | * display buffer, upgrading it to BufferType.EDITABLE if it was |
| 2764 | * not already editable. |
| 2765 | */ |
| 2766 | public void append(CharSequence text, int start, int end) { |
| 2767 | if (!(mText instanceof Editable)) { |
| 2768 | setText(mText, BufferType.EDITABLE); |
| 2769 | } |
| 2770 | |
| 2771 | ((Editable) mText).append(text, start, end); |
| 2772 | } |
| 2773 | |
| 2774 | private void updateTextColors() { |
| 2775 | boolean inval = false; |
| 2776 | int color = mTextColor.getColorForState(getDrawableState(), 0); |
| 2777 | if (color != mCurTextColor) { |
| 2778 | mCurTextColor = color; |
| 2779 | inval = true; |
| 2780 | } |
| 2781 | if (mLinkTextColor != null) { |
| 2782 | color = mLinkTextColor.getColorForState(getDrawableState(), 0); |
| 2783 | if (color != mTextPaint.linkColor) { |
| 2784 | mTextPaint.linkColor = color; |
| 2785 | inval = true; |
| 2786 | } |
| 2787 | } |
| 2788 | if (mHintTextColor != null) { |
| 2789 | color = mHintTextColor.getColorForState(getDrawableState(), 0); |
| 2790 | if (color != mCurHintTextColor && mText.length() == 0) { |
| 2791 | mCurHintTextColor = color; |
| 2792 | inval = true; |
| 2793 | } |
| 2794 | } |
| 2795 | if (inval) { |
| 2796 | invalidate(); |
| 2797 | } |
| 2798 | } |
| 2799 | |
| 2800 | @Override |
| 2801 | protected void drawableStateChanged() { |
| 2802 | super.drawableStateChanged(); |
| 2803 | if (mTextColor != null && mTextColor.isStateful() |
| 2804 | || (mHintTextColor != null && mHintTextColor.isStateful()) |
| 2805 | || (mLinkTextColor != null && mLinkTextColor.isStateful())) { |
| 2806 | updateTextColors(); |
| 2807 | } |
| 2808 | |
| 2809 | final Drawables dr = mDrawables; |
| 2810 | if (dr != null) { |
| 2811 | int[] state = getDrawableState(); |
| 2812 | if (dr.mDrawableTop != null && dr.mDrawableTop.isStateful()) { |
| 2813 | dr.mDrawableTop.setState(state); |
| 2814 | } |
| 2815 | if (dr.mDrawableBottom != null && dr.mDrawableBottom.isStateful()) { |
| 2816 | dr.mDrawableBottom.setState(state); |
| 2817 | } |
| 2818 | if (dr.mDrawableLeft != null && dr.mDrawableLeft.isStateful()) { |
| 2819 | dr.mDrawableLeft.setState(state); |
| 2820 | } |
| 2821 | if (dr.mDrawableRight != null && dr.mDrawableRight.isStateful()) { |
| 2822 | dr.mDrawableRight.setState(state); |
| 2823 | } |
Fabrice Di Meglio | a3b6b95 | 2011-06-29 16:44:43 -0700 | [diff] [blame] | 2824 | if (dr.mDrawableStart != null && dr.mDrawableStart.isStateful()) { |
| 2825 | dr.mDrawableStart.setState(state); |
| 2826 | } |
| 2827 | if (dr.mDrawableEnd != null && dr.mDrawableEnd.isStateful()) { |
| 2828 | dr.mDrawableEnd.setState(state); |
| 2829 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2830 | } |
| 2831 | } |
| 2832 | |
| 2833 | /** |
| 2834 | * User interface state that is stored by TextView for implementing |
| 2835 | * {@link View#onSaveInstanceState}. |
| 2836 | */ |
| 2837 | public static class SavedState extends BaseSavedState { |
| 2838 | int selStart; |
| 2839 | int selEnd; |
| 2840 | CharSequence text; |
| 2841 | boolean frozenWithFocus; |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 2842 | CharSequence error; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2843 | |
| 2844 | SavedState(Parcelable superState) { |
| 2845 | super(superState); |
| 2846 | } |
| 2847 | |
| 2848 | @Override |
| 2849 | public void writeToParcel(Parcel out, int flags) { |
| 2850 | super.writeToParcel(out, flags); |
| 2851 | out.writeInt(selStart); |
| 2852 | out.writeInt(selEnd); |
| 2853 | out.writeInt(frozenWithFocus ? 1 : 0); |
| 2854 | TextUtils.writeToParcel(text, out, flags); |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 2855 | |
| 2856 | if (error == null) { |
| 2857 | out.writeInt(0); |
| 2858 | } else { |
| 2859 | out.writeInt(1); |
| 2860 | TextUtils.writeToParcel(error, out, flags); |
| 2861 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2862 | } |
| 2863 | |
| 2864 | @Override |
| 2865 | public String toString() { |
| 2866 | String str = "TextView.SavedState{" |
| 2867 | + Integer.toHexString(System.identityHashCode(this)) |
| 2868 | + " start=" + selStart + " end=" + selEnd; |
| 2869 | if (text != null) { |
| 2870 | str += " text=" + text; |
| 2871 | } |
| 2872 | return str + "}"; |
| 2873 | } |
| 2874 | |
Gilles Debunne | e15b358 | 2010-06-16 15:17:21 -0700 | [diff] [blame] | 2875 | @SuppressWarnings("hiding") |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2876 | public static final Parcelable.Creator<SavedState> CREATOR |
| 2877 | = new Parcelable.Creator<SavedState>() { |
| 2878 | public SavedState createFromParcel(Parcel in) { |
| 2879 | return new SavedState(in); |
| 2880 | } |
| 2881 | |
| 2882 | public SavedState[] newArray(int size) { |
| 2883 | return new SavedState[size]; |
| 2884 | } |
| 2885 | }; |
| 2886 | |
| 2887 | private SavedState(Parcel in) { |
| 2888 | super(in); |
| 2889 | selStart = in.readInt(); |
| 2890 | selEnd = in.readInt(); |
| 2891 | frozenWithFocus = (in.readInt() != 0); |
| 2892 | text = TextUtils.CHAR_SEQUENCE_CREATOR.createFromParcel(in); |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 2893 | |
| 2894 | if (in.readInt() != 0) { |
| 2895 | error = TextUtils.CHAR_SEQUENCE_CREATOR.createFromParcel(in); |
| 2896 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2897 | } |
| 2898 | } |
| 2899 | |
| 2900 | @Override |
| 2901 | public Parcelable onSaveInstanceState() { |
| 2902 | Parcelable superState = super.onSaveInstanceState(); |
| 2903 | |
| 2904 | // Save state if we are forced to |
| 2905 | boolean save = mFreezesText; |
| 2906 | int start = 0; |
| 2907 | int end = 0; |
| 2908 | |
| 2909 | if (mText != null) { |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 2910 | start = getSelectionStart(); |
| 2911 | end = getSelectionEnd(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2912 | if (start >= 0 || end >= 0) { |
| 2913 | // Or save state if there is a selection |
| 2914 | save = true; |
| 2915 | } |
| 2916 | } |
| 2917 | |
| 2918 | if (save) { |
| 2919 | SavedState ss = new SavedState(superState); |
| 2920 | // XXX Should also save the current scroll position! |
| 2921 | ss.selStart = start; |
| 2922 | ss.selEnd = end; |
| 2923 | |
| 2924 | if (mText instanceof Spanned) { |
| 2925 | /* |
| 2926 | * Calling setText() strips off any ChangeWatchers; |
| 2927 | * strip them now to avoid leaking references. |
| 2928 | * But do it to a copy so that if there are any |
| 2929 | * further changes to the text of this view, it |
| 2930 | * won't get into an inconsistent state. |
| 2931 | */ |
| 2932 | |
| 2933 | Spannable sp = new SpannableString(mText); |
| 2934 | |
| 2935 | for (ChangeWatcher cw : |
| 2936 | sp.getSpans(0, sp.length(), ChangeWatcher.class)) { |
| 2937 | sp.removeSpan(cw); |
| 2938 | } |
| 2939 | |
Gilles Debunne | aa67eef | 2011-06-01 18:03:37 -0700 | [diff] [blame] | 2940 | sp.removeSpan(mSuggestionRangeSpan); |
| 2941 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2942 | ss.text = sp; |
| 2943 | } else { |
| 2944 | ss.text = mText.toString(); |
| 2945 | } |
| 2946 | |
| 2947 | if (isFocused() && start >= 0 && end >= 0) { |
| 2948 | ss.frozenWithFocus = true; |
| 2949 | } |
| 2950 | |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 2951 | ss.error = mError; |
| 2952 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2953 | return ss; |
| 2954 | } |
| 2955 | |
| 2956 | return superState; |
| 2957 | } |
| 2958 | |
| 2959 | @Override |
| 2960 | public void onRestoreInstanceState(Parcelable state) { |
| 2961 | if (!(state instanceof SavedState)) { |
| 2962 | super.onRestoreInstanceState(state); |
| 2963 | return; |
| 2964 | } |
| 2965 | |
| 2966 | SavedState ss = (SavedState)state; |
| 2967 | super.onRestoreInstanceState(ss.getSuperState()); |
| 2968 | |
| 2969 | // XXX restore buffer type too, as well as lots of other stuff |
| 2970 | if (ss.text != null) { |
| 2971 | setText(ss.text); |
| 2972 | } |
| 2973 | |
| 2974 | if (ss.selStart >= 0 && ss.selEnd >= 0) { |
| 2975 | if (mText instanceof Spannable) { |
| 2976 | int len = mText.length(); |
| 2977 | |
| 2978 | if (ss.selStart > len || ss.selEnd > len) { |
| 2979 | String restored = ""; |
| 2980 | |
| 2981 | if (ss.text != null) { |
| 2982 | restored = "(restored) "; |
| 2983 | } |
| 2984 | |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 2985 | Log.e(LOG_TAG, "Saved cursor position " + ss.selStart + |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2986 | "/" + ss.selEnd + " out of range for " + restored + |
| 2987 | "text " + mText); |
| 2988 | } else { |
| 2989 | Selection.setSelection((Spannable) mText, ss.selStart, |
| 2990 | ss.selEnd); |
| 2991 | |
| 2992 | if (ss.frozenWithFocus) { |
| 2993 | mFrozenWithFocus = true; |
| 2994 | } |
| 2995 | } |
| 2996 | } |
| 2997 | } |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 2998 | |
| 2999 | if (ss.error != null) { |
Romain Guy | 9bc9fa1 | 2009-07-21 16:57:29 -0700 | [diff] [blame] | 3000 | final CharSequence error = ss.error; |
| 3001 | // Display the error later, after the first layout pass |
| 3002 | post(new Runnable() { |
| 3003 | public void run() { |
| 3004 | setError(error); |
| 3005 | } |
| 3006 | }); |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 3007 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3008 | } |
| 3009 | |
| 3010 | /** |
| 3011 | * Control whether this text view saves its entire text contents when |
| 3012 | * freezing to an icicle, in addition to dynamic state such as cursor |
| 3013 | * position. By default this is false, not saving the text. Set to true |
| 3014 | * if the text in the text view is not being saved somewhere else in |
| 3015 | * persistent storage (such as in a content provider) so that if the |
| 3016 | * view is later thawed the user will not lose their data. |
| 3017 | * |
| 3018 | * @param freezesText Controls whether a frozen icicle should include the |
| 3019 | * entire text data: true to include it, false to not. |
| 3020 | * |
| 3021 | * @attr ref android.R.styleable#TextView_freezesText |
| 3022 | */ |
| 3023 | @android.view.RemotableViewMethod |
| 3024 | public void setFreezesText(boolean freezesText) { |
| 3025 | mFreezesText = freezesText; |
| 3026 | } |
| 3027 | |
| 3028 | /** |
| 3029 | * Return whether this text view is including its entire text contents |
| 3030 | * in frozen icicles. |
| 3031 | * |
| 3032 | * @return Returns true if text is included, false if it isn't. |
| 3033 | * |
| 3034 | * @see #setFreezesText |
| 3035 | */ |
| 3036 | public boolean getFreezesText() { |
| 3037 | return mFreezesText; |
| 3038 | } |
| 3039 | |
| 3040 | /////////////////////////////////////////////////////////////////////////// |
| 3041 | |
| 3042 | /** |
| 3043 | * Sets the Factory used to create new Editables. |
| 3044 | */ |
| 3045 | public final void setEditableFactory(Editable.Factory factory) { |
| 3046 | mEditableFactory = factory; |
| 3047 | setText(mText); |
| 3048 | } |
| 3049 | |
| 3050 | /** |
| 3051 | * Sets the Factory used to create new Spannables. |
| 3052 | */ |
| 3053 | public final void setSpannableFactory(Spannable.Factory factory) { |
| 3054 | mSpannableFactory = factory; |
| 3055 | setText(mText); |
| 3056 | } |
| 3057 | |
| 3058 | /** |
| 3059 | * Sets the string value of the TextView. TextView <em>does not</em> accept |
| 3060 | * HTML-like formatting, which you can do with text strings in XML resource files. |
| 3061 | * To style your strings, attach android.text.style.* objects to a |
| 3062 | * {@link android.text.SpannableString SpannableString}, or see the |
| 3063 | * <a href="{@docRoot}guide/topics/resources/available-resources.html#stringresources"> |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 3064 | * Available Resource Types</a> documentation for an example of setting |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3065 | * formatted text in the XML resource file. |
| 3066 | * |
| 3067 | * @attr ref android.R.styleable#TextView_text |
| 3068 | */ |
| 3069 | @android.view.RemotableViewMethod |
| 3070 | public final void setText(CharSequence text) { |
| 3071 | setText(text, mBufferType); |
| 3072 | } |
| 3073 | |
| 3074 | /** |
| 3075 | * Like {@link #setText(CharSequence)}, |
| 3076 | * except that the cursor position (if any) is retained in the new text. |
| 3077 | * |
| 3078 | * @param text The new text to place in the text view. |
| 3079 | * |
| 3080 | * @see #setText(CharSequence) |
| 3081 | */ |
| 3082 | @android.view.RemotableViewMethod |
| 3083 | public final void setTextKeepState(CharSequence text) { |
| 3084 | setTextKeepState(text, mBufferType); |
| 3085 | } |
| 3086 | |
| 3087 | /** |
| 3088 | * Sets the text that this TextView is to display (see |
| 3089 | * {@link #setText(CharSequence)}) and also sets whether it is stored |
| 3090 | * in a styleable/spannable buffer and whether it is editable. |
| 3091 | * |
| 3092 | * @attr ref android.R.styleable#TextView_text |
| 3093 | * @attr ref android.R.styleable#TextView_bufferType |
| 3094 | */ |
| 3095 | public void setText(CharSequence text, BufferType type) { |
| 3096 | setText(text, type, true, 0); |
| 3097 | |
| 3098 | if (mCharWrapper != null) { |
| 3099 | mCharWrapper.mChars = null; |
| 3100 | } |
| 3101 | } |
| 3102 | |
| 3103 | private void setText(CharSequence text, BufferType type, |
| 3104 | boolean notifyBefore, int oldlen) { |
| 3105 | if (text == null) { |
| 3106 | text = ""; |
| 3107 | } |
| 3108 | |
Luca Zanolin | e076045 | 2011-09-08 12:03:37 +0100 | [diff] [blame] | 3109 | // If suggestions are not enabled, remove the suggestion spans from the text |
| 3110 | if (!isSuggestionsEnabled()) { |
| 3111 | text = removeSuggestionSpans(text); |
| 3112 | } |
| 3113 | |
Romain Guy | 939151f | 2009-04-08 14:22:40 -0700 | [diff] [blame] | 3114 | if (!mUserSetTextScaleX) mTextPaint.setTextScaleX(1.0f); |
| 3115 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3116 | if (text instanceof Spanned && |
| 3117 | ((Spanned) text).getSpanStart(TextUtils.TruncateAt.MARQUEE) >= 0) { |
Adam Powell | 282e377 | 2011-08-30 16:51:11 -0700 | [diff] [blame] | 3118 | if (ViewConfiguration.get(mContext).isFadingMarqueeEnabled()) { |
| 3119 | setHorizontalFadingEdgeEnabled(true); |
| 3120 | mMarqueeFadeMode = MARQUEE_FADE_NORMAL; |
| 3121 | } else { |
| 3122 | setHorizontalFadingEdgeEnabled(false); |
| 3123 | mMarqueeFadeMode = MARQUEE_FADE_SWITCH_SHOW_ELLIPSIS; |
| 3124 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3125 | setEllipsize(TextUtils.TruncateAt.MARQUEE); |
| 3126 | } |
| 3127 | |
| 3128 | int n = mFilters.length; |
| 3129 | for (int i = 0; i < n; i++) { |
| 3130 | CharSequence out = mFilters[i].filter(text, 0, text.length(), |
| 3131 | EMPTY_SPANNED, 0, 0); |
| 3132 | if (out != null) { |
| 3133 | text = out; |
| 3134 | } |
| 3135 | } |
| 3136 | |
| 3137 | if (notifyBefore) { |
| 3138 | if (mText != null) { |
| 3139 | oldlen = mText.length(); |
| 3140 | sendBeforeTextChanged(mText, 0, oldlen, text.length()); |
| 3141 | } else { |
| 3142 | sendBeforeTextChanged("", 0, 0, text.length()); |
| 3143 | } |
| 3144 | } |
| 3145 | |
| 3146 | boolean needEditableForNotification = false; |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 3147 | boolean startSpellCheck = false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3148 | |
| 3149 | if (mListeners != null && mListeners.size() != 0) { |
| 3150 | needEditableForNotification = true; |
| 3151 | } |
| 3152 | |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 3153 | if (type == BufferType.EDITABLE || mInput != null || needEditableForNotification) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3154 | Editable t = mEditableFactory.newEditable(text); |
| 3155 | text = t; |
| 3156 | setFilters(t, mFilters); |
| 3157 | InputMethodManager imm = InputMethodManager.peekInstance(); |
| 3158 | if (imm != null) imm.restartInput(this); |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 3159 | startSpellCheck = true; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3160 | } else if (type == BufferType.SPANNABLE || mMovement != null) { |
| 3161 | text = mSpannableFactory.newSpannable(text); |
| 3162 | } else if (!(text instanceof CharWrapper)) { |
| 3163 | text = TextUtils.stringOrSpannedString(text); |
| 3164 | } |
| 3165 | |
| 3166 | if (mAutoLinkMask != 0) { |
| 3167 | Spannable s2; |
| 3168 | |
| 3169 | if (type == BufferType.EDITABLE || text instanceof Spannable) { |
| 3170 | s2 = (Spannable) text; |
| 3171 | } else { |
| 3172 | s2 = mSpannableFactory.newSpannable(text); |
| 3173 | } |
| 3174 | |
| 3175 | if (Linkify.addLinks(s2, mAutoLinkMask)) { |
| 3176 | text = s2; |
| 3177 | type = (type == BufferType.EDITABLE) ? BufferType.EDITABLE : BufferType.SPANNABLE; |
| 3178 | |
| 3179 | /* |
| 3180 | * We must go ahead and set the text before changing the |
| 3181 | * movement method, because setMovementMethod() may call |
| 3182 | * setText() again to try to upgrade the buffer type. |
| 3183 | */ |
| 3184 | mText = text; |
| 3185 | |
Gilles Debunne | cbcb345 | 2010-12-17 15:31:02 -0800 | [diff] [blame] | 3186 | // Do not change the movement method for text that support text selection as it |
| 3187 | // would prevent an arbitrary cursor displacement. |
Gilles Debunne | bb588da | 2011-07-11 18:26:19 -0700 | [diff] [blame] | 3188 | if (mLinksClickable && !textCanBeSelected()) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3189 | setMovementMethod(LinkMovementMethod.getInstance()); |
| 3190 | } |
| 3191 | } |
| 3192 | } |
| 3193 | |
| 3194 | mBufferType = type; |
| 3195 | mText = text; |
| 3196 | |
Adam Powell | 7f8f79a | 2011-07-07 18:35:54 -0700 | [diff] [blame] | 3197 | if (mTransformation == null) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3198 | mTransformed = text; |
Adam Powell | 7f8f79a | 2011-07-07 18:35:54 -0700 | [diff] [blame] | 3199 | } else { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3200 | mTransformed = mTransformation.getTransformation(text, this); |
Adam Powell | 7f8f79a | 2011-07-07 18:35:54 -0700 | [diff] [blame] | 3201 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3202 | |
| 3203 | final int textLength = text.length(); |
| 3204 | |
Adam Powell | 7f8f79a | 2011-07-07 18:35:54 -0700 | [diff] [blame] | 3205 | if (text instanceof Spannable && !mAllowTransformationLengthChange) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3206 | Spannable sp = (Spannable) text; |
| 3207 | |
| 3208 | // Remove any ChangeWatchers that might have come |
| 3209 | // from other TextViews. |
| 3210 | final ChangeWatcher[] watchers = sp.getSpans(0, sp.length(), ChangeWatcher.class); |
| 3211 | final int count = watchers.length; |
| 3212 | for (int i = 0; i < count; i++) |
| 3213 | sp.removeSpan(watchers[i]); |
| 3214 | |
| 3215 | if (mChangeWatcher == null) |
| 3216 | mChangeWatcher = new ChangeWatcher(); |
| 3217 | |
| 3218 | sp.setSpan(mChangeWatcher, 0, textLength, Spanned.SPAN_INCLUSIVE_INCLUSIVE | |
| 3219 | (PRIORITY << Spanned.SPAN_PRIORITY_SHIFT)); |
| 3220 | |
| 3221 | if (mInput != null) { |
| 3222 | sp.setSpan(mInput, 0, textLength, Spanned.SPAN_INCLUSIVE_INCLUSIVE); |
| 3223 | } |
| 3224 | |
| 3225 | if (mTransformation != null) { |
| 3226 | sp.setSpan(mTransformation, 0, textLength, Spanned.SPAN_INCLUSIVE_INCLUSIVE); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3227 | } |
| 3228 | |
| 3229 | if (mMovement != null) { |
| 3230 | mMovement.initialize(this, (Spannable) text); |
| 3231 | |
| 3232 | /* |
| 3233 | * Initializing the movement method will have set the |
| 3234 | * selection, so reset mSelectionMoved to keep that from |
| 3235 | * interfering with the normal on-focus selection-setting. |
| 3236 | */ |
| 3237 | mSelectionMoved = false; |
| 3238 | } |
| 3239 | } |
| 3240 | |
| 3241 | if (mLayout != null) { |
| 3242 | checkForRelayout(); |
| 3243 | } |
| 3244 | |
| 3245 | sendOnTextChanged(text, 0, oldlen, textLength); |
| 3246 | onTextChanged(text, 0, oldlen, textLength); |
| 3247 | |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 3248 | if (startSpellCheck) { |
| 3249 | updateSpellCheckSpans(0, textLength); |
| 3250 | } |
| 3251 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3252 | if (needEditableForNotification) { |
| 3253 | sendAfterTextChanged((Editable) text); |
| 3254 | } |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 3255 | |
Gilles Debunne | baaace5 | 2010-10-01 15:47:13 -0700 | [diff] [blame] | 3256 | // SelectionModifierCursorController depends on textCanBeSelected, which depends on text |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 3257 | prepareCursorControllers(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3258 | } |
| 3259 | |
| 3260 | /** |
| 3261 | * Sets the TextView to display the specified slice of the specified |
| 3262 | * char array. You must promise that you will not change the contents |
| 3263 | * of the array except for right before another call to setText(), |
| 3264 | * since the TextView has no way to know that the text |
| 3265 | * has changed and that it needs to invalidate and re-layout. |
| 3266 | */ |
| 3267 | public final void setText(char[] text, int start, int len) { |
| 3268 | int oldlen = 0; |
| 3269 | |
| 3270 | if (start < 0 || len < 0 || start + len > text.length) { |
| 3271 | throw new IndexOutOfBoundsException(start + ", " + len); |
| 3272 | } |
| 3273 | |
| 3274 | /* |
| 3275 | * We must do the before-notification here ourselves because if |
| 3276 | * the old text is a CharWrapper we destroy it before calling |
| 3277 | * into the normal path. |
| 3278 | */ |
| 3279 | if (mText != null) { |
| 3280 | oldlen = mText.length(); |
| 3281 | sendBeforeTextChanged(mText, 0, oldlen, len); |
| 3282 | } else { |
| 3283 | sendBeforeTextChanged("", 0, 0, len); |
| 3284 | } |
| 3285 | |
| 3286 | if (mCharWrapper == null) { |
| 3287 | mCharWrapper = new CharWrapper(text, start, len); |
| 3288 | } else { |
| 3289 | mCharWrapper.set(text, start, len); |
| 3290 | } |
| 3291 | |
| 3292 | setText(mCharWrapper, mBufferType, false, oldlen); |
| 3293 | } |
| 3294 | |
Gilles Debunne | 3bca69b | 2011-05-23 18:20:22 -0700 | [diff] [blame] | 3295 | private static class CharWrapper implements CharSequence, GetChars, GraphicsOperations { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3296 | private char[] mChars; |
| 3297 | private int mStart, mLength; |
| 3298 | |
| 3299 | public CharWrapper(char[] chars, int start, int len) { |
| 3300 | mChars = chars; |
| 3301 | mStart = start; |
| 3302 | mLength = len; |
| 3303 | } |
| 3304 | |
| 3305 | /* package */ void set(char[] chars, int start, int len) { |
| 3306 | mChars = chars; |
| 3307 | mStart = start; |
| 3308 | mLength = len; |
| 3309 | } |
| 3310 | |
| 3311 | public int length() { |
| 3312 | return mLength; |
| 3313 | } |
| 3314 | |
| 3315 | public char charAt(int off) { |
| 3316 | return mChars[off + mStart]; |
| 3317 | } |
| 3318 | |
Gilles Debunne | e15b358 | 2010-06-16 15:17:21 -0700 | [diff] [blame] | 3319 | @Override |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3320 | public String toString() { |
| 3321 | return new String(mChars, mStart, mLength); |
| 3322 | } |
| 3323 | |
| 3324 | public CharSequence subSequence(int start, int end) { |
| 3325 | if (start < 0 || end < 0 || start > mLength || end > mLength) { |
| 3326 | throw new IndexOutOfBoundsException(start + ", " + end); |
| 3327 | } |
| 3328 | |
| 3329 | return new String(mChars, start + mStart, end - start); |
| 3330 | } |
| 3331 | |
| 3332 | public void getChars(int start, int end, char[] buf, int off) { |
| 3333 | if (start < 0 || end < 0 || start > mLength || end > mLength) { |
| 3334 | throw new IndexOutOfBoundsException(start + ", " + end); |
| 3335 | } |
| 3336 | |
| 3337 | System.arraycopy(mChars, start + mStart, buf, off, end - start); |
| 3338 | } |
| 3339 | |
| 3340 | public void drawText(Canvas c, int start, int end, |
| 3341 | float x, float y, Paint p) { |
| 3342 | c.drawText(mChars, start + mStart, end - start, x, y, p); |
| 3343 | } |
| 3344 | |
Doug Felt | f47d740 | 2010-04-21 16:01:52 -0700 | [diff] [blame] | 3345 | public void drawTextRun(Canvas c, int start, int end, |
Doug Felt | 0c702b8 | 2010-05-14 10:55:42 -0700 | [diff] [blame] | 3346 | int contextStart, int contextEnd, float x, float y, int flags, Paint p) { |
| 3347 | int count = end - start; |
| 3348 | int contextCount = contextEnd - contextStart; |
| 3349 | c.drawTextRun(mChars, start + mStart, count, contextStart + mStart, |
| 3350 | contextCount, x, y, flags, p); |
Doug Felt | f47d740 | 2010-04-21 16:01:52 -0700 | [diff] [blame] | 3351 | } |
| 3352 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3353 | public float measureText(int start, int end, Paint p) { |
| 3354 | return p.measureText(mChars, start + mStart, end - start); |
| 3355 | } |
| 3356 | |
| 3357 | public int getTextWidths(int start, int end, float[] widths, Paint p) { |
| 3358 | return p.getTextWidths(mChars, start + mStart, end - start, widths); |
| 3359 | } |
Doug Felt | 0c702b8 | 2010-05-14 10:55:42 -0700 | [diff] [blame] | 3360 | |
| 3361 | public float getTextRunAdvances(int start, int end, int contextStart, |
| 3362 | int contextEnd, int flags, float[] advances, int advancesIndex, |
| 3363 | Paint p) { |
| 3364 | int count = end - start; |
| 3365 | int contextCount = contextEnd - contextStart; |
| 3366 | return p.getTextRunAdvances(mChars, start + mStart, count, |
| 3367 | contextStart + mStart, contextCount, flags, advances, |
| 3368 | advancesIndex); |
| 3369 | } |
| 3370 | |
Fabrice Di Meglio | 0a1413e | 2011-04-21 17:36:26 -0700 | [diff] [blame] | 3371 | public float getTextRunAdvances(int start, int end, int contextStart, |
Fabrice Di Meglio | eee49c6 | 2011-03-24 17:21:23 -0700 | [diff] [blame] | 3372 | int contextEnd, int flags, float[] advances, int advancesIndex, |
Fabrice Di Meglio | 0a1413e | 2011-04-21 17:36:26 -0700 | [diff] [blame] | 3373 | Paint p, int reserved) { |
Fabrice Di Meglio | eee49c6 | 2011-03-24 17:21:23 -0700 | [diff] [blame] | 3374 | int count = end - start; |
| 3375 | int contextCount = contextEnd - contextStart; |
Fabrice Di Meglio | 0a1413e | 2011-04-21 17:36:26 -0700 | [diff] [blame] | 3376 | return p.getTextRunAdvances(mChars, start + mStart, count, |
Fabrice Di Meglio | eee49c6 | 2011-03-24 17:21:23 -0700 | [diff] [blame] | 3377 | contextStart + mStart, contextCount, flags, advances, |
Fabrice Di Meglio | 0a1413e | 2011-04-21 17:36:26 -0700 | [diff] [blame] | 3378 | advancesIndex, reserved); |
Fabrice Di Meglio | eee49c6 | 2011-03-24 17:21:23 -0700 | [diff] [blame] | 3379 | } |
| 3380 | |
Doug Felt | 0c702b8 | 2010-05-14 10:55:42 -0700 | [diff] [blame] | 3381 | public int getTextRunCursor(int contextStart, int contextEnd, int flags, |
| 3382 | int offset, int cursorOpt, Paint p) { |
| 3383 | int contextCount = contextEnd - contextStart; |
| 3384 | return p.getTextRunCursor(mChars, contextStart + mStart, |
| 3385 | contextCount, flags, offset + mStart, cursorOpt); |
| 3386 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3387 | } |
| 3388 | |
| 3389 | /** |
| 3390 | * Like {@link #setText(CharSequence, android.widget.TextView.BufferType)}, |
| 3391 | * except that the cursor position (if any) is retained in the new text. |
| 3392 | * |
| 3393 | * @see #setText(CharSequence, android.widget.TextView.BufferType) |
| 3394 | */ |
| 3395 | public final void setTextKeepState(CharSequence text, BufferType type) { |
| 3396 | int start = getSelectionStart(); |
| 3397 | int end = getSelectionEnd(); |
| 3398 | int len = text.length(); |
| 3399 | |
| 3400 | setText(text, type); |
| 3401 | |
| 3402 | if (start >= 0 || end >= 0) { |
| 3403 | if (mText instanceof Spannable) { |
| 3404 | Selection.setSelection((Spannable) mText, |
| 3405 | Math.max(0, Math.min(start, len)), |
| 3406 | Math.max(0, Math.min(end, len))); |
| 3407 | } |
| 3408 | } |
| 3409 | } |
| 3410 | |
| 3411 | @android.view.RemotableViewMethod |
| 3412 | public final void setText(int resid) { |
| 3413 | setText(getContext().getResources().getText(resid)); |
| 3414 | } |
| 3415 | |
| 3416 | public final void setText(int resid, BufferType type) { |
| 3417 | setText(getContext().getResources().getText(resid), type); |
| 3418 | } |
| 3419 | |
| 3420 | /** |
| 3421 | * Sets the text to be displayed when the text of the TextView is empty. |
| 3422 | * Null means to use the normal empty text. The hint does not currently |
| 3423 | * participate in determining the size of the view. |
| 3424 | * |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3425 | * @attr ref android.R.styleable#TextView_hint |
| 3426 | */ |
| 3427 | @android.view.RemotableViewMethod |
| 3428 | public final void setHint(CharSequence hint) { |
| 3429 | mHint = TextUtils.stringOrSpannedString(hint); |
| 3430 | |
| 3431 | if (mLayout != null) { |
| 3432 | checkForRelayout(); |
| 3433 | } |
| 3434 | |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 3435 | if (mText.length() == 0) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3436 | invalidate(); |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 3437 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3438 | } |
| 3439 | |
| 3440 | /** |
| 3441 | * Sets the text to be displayed when the text of the TextView is empty, |
| 3442 | * from a resource. |
| 3443 | * |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3444 | * @attr ref android.R.styleable#TextView_hint |
| 3445 | */ |
| 3446 | @android.view.RemotableViewMethod |
| 3447 | public final void setHint(int resid) { |
| 3448 | setHint(getContext().getResources().getText(resid)); |
| 3449 | } |
| 3450 | |
| 3451 | /** |
| 3452 | * Returns the hint that is displayed when the text of the TextView |
| 3453 | * is empty. |
| 3454 | * |
| 3455 | * @attr ref android.R.styleable#TextView_hint |
| 3456 | */ |
| 3457 | @ViewDebug.CapturedViewProperty |
| 3458 | public CharSequence getHint() { |
| 3459 | return mHint; |
| 3460 | } |
| 3461 | |
Gilles Debunne | 3784a7f | 2011-07-15 13:49:38 -0700 | [diff] [blame] | 3462 | private static boolean isMultilineInputType(int type) { |
Gilles Debunne | 91a08cf | 2010-11-08 17:34:49 -0800 | [diff] [blame] | 3463 | return (type & (EditorInfo.TYPE_MASK_CLASS | EditorInfo.TYPE_TEXT_FLAG_MULTI_LINE)) == |
| 3464 | (EditorInfo.TYPE_CLASS_TEXT | EditorInfo.TYPE_TEXT_FLAG_MULTI_LINE); |
| 3465 | } |
| 3466 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3467 | /** |
Gilles Debunne | a3ae4a0 | 2010-12-13 17:22:39 -0800 | [diff] [blame] | 3468 | * Set the type of the content with a constant as defined for {@link EditorInfo#inputType}. This |
| 3469 | * will take care of changing the key listener, by calling {@link #setKeyListener(KeyListener)}, |
| 3470 | * to match the given content type. If the given content type is {@link EditorInfo#TYPE_NULL} |
| 3471 | * then a soft keyboard will not be displayed for this text view. |
| 3472 | * |
| 3473 | * Note that the maximum number of displayed lines (see {@link #setMaxLines(int)}) will be |
| 3474 | * modified if you change the {@link EditorInfo#TYPE_TEXT_FLAG_MULTI_LINE} flag of the input |
| 3475 | * type. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3476 | * |
| 3477 | * @see #getInputType() |
| 3478 | * @see #setRawInputType(int) |
| 3479 | * @see android.text.InputType |
| 3480 | * @attr ref android.R.styleable#TextView_inputType |
| 3481 | */ |
| 3482 | public void setInputType(int type) { |
Bjorn Bringert | ad8da91 | 2009-09-17 10:47:35 +0100 | [diff] [blame] | 3483 | final boolean wasPassword = isPasswordInputType(mInputType); |
| 3484 | final boolean wasVisiblePassword = isVisiblePasswordInputType(mInputType); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3485 | setInputType(type, false); |
Bjorn Bringert | ad8da91 | 2009-09-17 10:47:35 +0100 | [diff] [blame] | 3486 | final boolean isPassword = isPasswordInputType(type); |
| 3487 | final boolean isVisiblePassword = isVisiblePasswordInputType(type); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3488 | boolean forceUpdate = false; |
| 3489 | if (isPassword) { |
| 3490 | setTransformationMethod(PasswordTransformationMethod.getInstance()); |
| 3491 | setTypefaceByIndex(MONOSPACE, 0); |
Bjorn Bringert | ad8da91 | 2009-09-17 10:47:35 +0100 | [diff] [blame] | 3492 | } else if (isVisiblePassword) { |
Amith Yamasani | a8c0edb | 2009-09-27 16:51:21 -0700 | [diff] [blame] | 3493 | if (mTransformation == PasswordTransformationMethod.getInstance()) { |
| 3494 | forceUpdate = true; |
| 3495 | } |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 3496 | setTypefaceByIndex(MONOSPACE, 0); |
Bjorn Bringert | ad8da91 | 2009-09-17 10:47:35 +0100 | [diff] [blame] | 3497 | } else if (wasPassword || wasVisiblePassword) { |
| 3498 | // not in password mode, clean up typeface and transformation |
| 3499 | setTypefaceByIndex(-1, -1); |
| 3500 | if (mTransformation == PasswordTransformationMethod.getInstance()) { |
| 3501 | forceUpdate = true; |
| 3502 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3503 | } |
| 3504 | |
Gilles Debunne | 91a08cf | 2010-11-08 17:34:49 -0800 | [diff] [blame] | 3505 | boolean singleLine = !isMultilineInputType(type); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3506 | |
| 3507 | // We need to update the single line mode if it has changed or we |
| 3508 | // were previously in password mode. |
Gilles Debunne | 91a08cf | 2010-11-08 17:34:49 -0800 | [diff] [blame] | 3509 | if (mSingleLine != singleLine || forceUpdate) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3510 | // Change single line mode, but only change the transformation if |
| 3511 | // we are not in password mode. |
Gilles Debunne | a3ae4a0 | 2010-12-13 17:22:39 -0800 | [diff] [blame] | 3512 | applySingleLine(singleLine, !isPassword, true); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3513 | } |
| 3514 | |
Luca Zanolin | e076045 | 2011-09-08 12:03:37 +0100 | [diff] [blame] | 3515 | if (!isSuggestionsEnabled()) { |
| 3516 | mText = removeSuggestionSpans(mText); |
| 3517 | } |
| 3518 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3519 | InputMethodManager imm = InputMethodManager.peekInstance(); |
| 3520 | if (imm != null) imm.restartInput(this); |
| 3521 | } |
| 3522 | |
Gilles Debunne | 0dcad2b | 2010-10-15 16:29:25 -0700 | [diff] [blame] | 3523 | /** |
| 3524 | * It would be better to rely on the input type for everything. A password inputType should have |
| 3525 | * a password transformation. We should hence use isPasswordInputType instead of this method. |
| 3526 | * |
| 3527 | * We should: |
| 3528 | * - Call setInputType in setKeyListener instead of changing the input type directly (which |
| 3529 | * would install the correct transformation). |
| 3530 | * - Refuse the installation of a non-password transformation in setTransformation if the input |
| 3531 | * type is password. |
| 3532 | * |
| 3533 | * However, this is like this for legacy reasons and we cannot break existing apps. This method |
| 3534 | * is useful since it matches what the user can see (obfuscated text or not). |
| 3535 | * |
| 3536 | * @return true if the current transformation method is of the password type. |
| 3537 | */ |
| 3538 | private boolean hasPasswordTransformationMethod() { |
| 3539 | return mTransformation instanceof PasswordTransformationMethod; |
| 3540 | } |
| 3541 | |
Gilles Debunne | 3784a7f | 2011-07-15 13:49:38 -0700 | [diff] [blame] | 3542 | private static boolean isPasswordInputType(int inputType) { |
Gilles Debunne | d7483bf | 2010-11-10 10:47:45 -0800 | [diff] [blame] | 3543 | final int variation = |
| 3544 | inputType & (EditorInfo.TYPE_MASK_CLASS | EditorInfo.TYPE_MASK_VARIATION); |
Bjorn Bringert | ad8da91 | 2009-09-17 10:47:35 +0100 | [diff] [blame] | 3545 | return variation |
Gilles Debunne | d7483bf | 2010-11-10 10:47:45 -0800 | [diff] [blame] | 3546 | == (EditorInfo.TYPE_CLASS_TEXT | EditorInfo.TYPE_TEXT_VARIATION_PASSWORD) |
| 3547 | || variation |
Ken Wakasa | 82d731a | 2010-12-24 23:42:41 +0900 | [diff] [blame] | 3548 | == (EditorInfo.TYPE_CLASS_TEXT | EditorInfo.TYPE_TEXT_VARIATION_WEB_PASSWORD) |
| 3549 | || variation |
| 3550 | == (EditorInfo.TYPE_CLASS_NUMBER | EditorInfo.TYPE_NUMBER_VARIATION_PASSWORD); |
Bjorn Bringert | ad8da91 | 2009-09-17 10:47:35 +0100 | [diff] [blame] | 3551 | } |
| 3552 | |
Gilles Debunne | 3784a7f | 2011-07-15 13:49:38 -0700 | [diff] [blame] | 3553 | private static boolean isVisiblePasswordInputType(int inputType) { |
Gilles Debunne | d7483bf | 2010-11-10 10:47:45 -0800 | [diff] [blame] | 3554 | final int variation = |
| 3555 | inputType & (EditorInfo.TYPE_MASK_CLASS | EditorInfo.TYPE_MASK_VARIATION); |
Bjorn Bringert | ad8da91 | 2009-09-17 10:47:35 +0100 | [diff] [blame] | 3556 | return variation |
Gilles Debunne | d7483bf | 2010-11-10 10:47:45 -0800 | [diff] [blame] | 3557 | == (EditorInfo.TYPE_CLASS_TEXT | EditorInfo.TYPE_TEXT_VARIATION_VISIBLE_PASSWORD); |
Bjorn Bringert | ad8da91 | 2009-09-17 10:47:35 +0100 | [diff] [blame] | 3558 | } |
| 3559 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3560 | /** |
| 3561 | * Directly change the content type integer of the text view, without |
| 3562 | * modifying any other state. |
| 3563 | * @see #setInputType(int) |
| 3564 | * @see android.text.InputType |
| 3565 | * @attr ref android.R.styleable#TextView_inputType |
| 3566 | */ |
| 3567 | public void setRawInputType(int type) { |
| 3568 | mInputType = type; |
| 3569 | } |
| 3570 | |
| 3571 | private void setInputType(int type, boolean direct) { |
| 3572 | final int cls = type & EditorInfo.TYPE_MASK_CLASS; |
| 3573 | KeyListener input; |
| 3574 | if (cls == EditorInfo.TYPE_CLASS_TEXT) { |
Gilles Debunne | e67b58a | 2010-08-31 15:55:31 -0700 | [diff] [blame] | 3575 | boolean autotext = (type & EditorInfo.TYPE_TEXT_FLAG_AUTO_CORRECT) != 0; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3576 | TextKeyListener.Capitalize cap; |
| 3577 | if ((type & EditorInfo.TYPE_TEXT_FLAG_CAP_CHARACTERS) != 0) { |
| 3578 | cap = TextKeyListener.Capitalize.CHARACTERS; |
| 3579 | } else if ((type & EditorInfo.TYPE_TEXT_FLAG_CAP_WORDS) != 0) { |
| 3580 | cap = TextKeyListener.Capitalize.WORDS; |
| 3581 | } else if ((type & EditorInfo.TYPE_TEXT_FLAG_CAP_SENTENCES) != 0) { |
| 3582 | cap = TextKeyListener.Capitalize.SENTENCES; |
| 3583 | } else { |
| 3584 | cap = TextKeyListener.Capitalize.NONE; |
| 3585 | } |
| 3586 | input = TextKeyListener.getInstance(autotext, cap); |
| 3587 | } else if (cls == EditorInfo.TYPE_CLASS_NUMBER) { |
| 3588 | input = DigitsKeyListener.getInstance( |
| 3589 | (type & EditorInfo.TYPE_NUMBER_FLAG_SIGNED) != 0, |
| 3590 | (type & EditorInfo.TYPE_NUMBER_FLAG_DECIMAL) != 0); |
| 3591 | } else if (cls == EditorInfo.TYPE_CLASS_DATETIME) { |
| 3592 | switch (type & EditorInfo.TYPE_MASK_VARIATION) { |
| 3593 | case EditorInfo.TYPE_DATETIME_VARIATION_DATE: |
| 3594 | input = DateKeyListener.getInstance(); |
| 3595 | break; |
| 3596 | case EditorInfo.TYPE_DATETIME_VARIATION_TIME: |
| 3597 | input = TimeKeyListener.getInstance(); |
| 3598 | break; |
| 3599 | default: |
| 3600 | input = DateTimeKeyListener.getInstance(); |
| 3601 | break; |
| 3602 | } |
| 3603 | } else if (cls == EditorInfo.TYPE_CLASS_PHONE) { |
| 3604 | input = DialerKeyListener.getInstance(); |
| 3605 | } else { |
| 3606 | input = TextKeyListener.getInstance(); |
| 3607 | } |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 3608 | setRawInputType(type); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3609 | if (direct) mInput = input; |
| 3610 | else { |
| 3611 | setKeyListenerOnly(input); |
| 3612 | } |
| 3613 | } |
| 3614 | |
| 3615 | /** |
| 3616 | * Get the type of the content. |
| 3617 | * |
| 3618 | * @see #setInputType(int) |
| 3619 | * @see android.text.InputType |
| 3620 | */ |
| 3621 | public int getInputType() { |
| 3622 | return mInputType; |
| 3623 | } |
| 3624 | |
| 3625 | /** |
| 3626 | * Change the editor type integer associated with the text view, which |
| 3627 | * will be reported to an IME with {@link EditorInfo#imeOptions} when it |
| 3628 | * has focus. |
| 3629 | * @see #getImeOptions |
| 3630 | * @see android.view.inputmethod.EditorInfo |
| 3631 | * @attr ref android.R.styleable#TextView_imeOptions |
| 3632 | */ |
| 3633 | public void setImeOptions(int imeOptions) { |
| 3634 | if (mInputContentType == null) { |
| 3635 | mInputContentType = new InputContentType(); |
| 3636 | } |
| 3637 | mInputContentType.imeOptions = imeOptions; |
| 3638 | } |
| 3639 | |
| 3640 | /** |
| 3641 | * Get the type of the IME editor. |
| 3642 | * |
| 3643 | * @see #setImeOptions(int) |
| 3644 | * @see android.view.inputmethod.EditorInfo |
| 3645 | */ |
| 3646 | public int getImeOptions() { |
| 3647 | return mInputContentType != null |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 3648 | ? mInputContentType.imeOptions : EditorInfo.IME_NULL; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3649 | } |
| 3650 | |
| 3651 | /** |
| 3652 | * Change the custom IME action associated with the text view, which |
| 3653 | * will be reported to an IME with {@link EditorInfo#actionLabel} |
| 3654 | * and {@link EditorInfo#actionId} when it has focus. |
| 3655 | * @see #getImeActionLabel |
| 3656 | * @see #getImeActionId |
| 3657 | * @see android.view.inputmethod.EditorInfo |
| 3658 | * @attr ref android.R.styleable#TextView_imeActionLabel |
| 3659 | * @attr ref android.R.styleable#TextView_imeActionId |
| 3660 | */ |
| 3661 | public void setImeActionLabel(CharSequence label, int actionId) { |
| 3662 | if (mInputContentType == null) { |
| 3663 | mInputContentType = new InputContentType(); |
| 3664 | } |
| 3665 | mInputContentType.imeActionLabel = label; |
| 3666 | mInputContentType.imeActionId = actionId; |
| 3667 | } |
| 3668 | |
| 3669 | /** |
| 3670 | * Get the IME action label previous set with {@link #setImeActionLabel}. |
| 3671 | * |
| 3672 | * @see #setImeActionLabel |
| 3673 | * @see android.view.inputmethod.EditorInfo |
| 3674 | */ |
| 3675 | public CharSequence getImeActionLabel() { |
| 3676 | return mInputContentType != null |
| 3677 | ? mInputContentType.imeActionLabel : null; |
| 3678 | } |
| 3679 | |
| 3680 | /** |
| 3681 | * Get the IME action ID previous set with {@link #setImeActionLabel}. |
| 3682 | * |
| 3683 | * @see #setImeActionLabel |
| 3684 | * @see android.view.inputmethod.EditorInfo |
| 3685 | */ |
| 3686 | public int getImeActionId() { |
| 3687 | return mInputContentType != null |
| 3688 | ? mInputContentType.imeActionId : 0; |
| 3689 | } |
| 3690 | |
| 3691 | /** |
| 3692 | * Set a special listener to be called when an action is performed |
| 3693 | * on the text view. This will be called when the enter key is pressed, |
| 3694 | * or when an action supplied to the IME is selected by the user. Setting |
| 3695 | * this means that the normal hard key event will not insert a newline |
| 3696 | * into the text view, even if it is multi-line; holding down the ALT |
| 3697 | * modifier will, however, allow the user to insert a newline character. |
| 3698 | */ |
| 3699 | public void setOnEditorActionListener(OnEditorActionListener l) { |
| 3700 | if (mInputContentType == null) { |
| 3701 | mInputContentType = new InputContentType(); |
| 3702 | } |
| 3703 | mInputContentType.onEditorActionListener = l; |
| 3704 | } |
| 3705 | |
| 3706 | /** |
| 3707 | * Called when an attached input method calls |
| 3708 | * {@link InputConnection#performEditorAction(int) |
| 3709 | * InputConnection.performEditorAction()} |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 3710 | * for this text view. The default implementation will call your action |
| 3711 | * listener supplied to {@link #setOnEditorActionListener}, or perform |
| 3712 | * a standard operation for {@link EditorInfo#IME_ACTION_NEXT |
Dianne Hackborn | dea3ef7 | 2010-10-28 14:24:22 -0700 | [diff] [blame] | 3713 | * EditorInfo.IME_ACTION_NEXT}, {@link EditorInfo#IME_ACTION_PREVIOUS |
| 3714 | * EditorInfo.IME_ACTION_PREVIOUS}, or {@link EditorInfo#IME_ACTION_DONE |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 3715 | * EditorInfo.IME_ACTION_DONE}. |
| 3716 | * |
| 3717 | * <p>For backwards compatibility, if no IME options have been set and the |
| 3718 | * text view would not normally advance focus on enter, then |
| 3719 | * the NEXT and DONE actions received here will be turned into an enter |
| 3720 | * key down/up pair to go through the normal key handling. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3721 | * |
| 3722 | * @param actionCode The code of the action being performed. |
| 3723 | * |
| 3724 | * @see #setOnEditorActionListener |
| 3725 | */ |
| 3726 | public void onEditorAction(int actionCode) { |
| 3727 | final InputContentType ict = mInputContentType; |
| 3728 | if (ict != null) { |
| 3729 | if (ict.onEditorActionListener != null) { |
| 3730 | if (ict.onEditorActionListener.onEditorAction(this, |
| 3731 | actionCode, null)) { |
| 3732 | return; |
| 3733 | } |
| 3734 | } |
The Android Open Source Project | 1059253 | 2009-03-18 17:39:46 -0700 | [diff] [blame] | 3735 | |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 3736 | // This is the handling for some default action. |
| 3737 | // Note that for backwards compatibility we don't do this |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3738 | // default handling if explicit ime options have not been given, |
The Android Open Source Project | 1059253 | 2009-03-18 17:39:46 -0700 | [diff] [blame] | 3739 | // instead turning this into the normal enter key codes that an |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 3740 | // app may be expecting. |
| 3741 | if (actionCode == EditorInfo.IME_ACTION_NEXT) { |
Svetoslav Ganov | a53efe9 | 2011-09-08 18:08:36 -0700 | [diff] [blame] | 3742 | View v = focusSearch(FOCUS_FORWARD); |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 3743 | if (v != null) { |
Svetoslav Ganov | a53efe9 | 2011-09-08 18:08:36 -0700 | [diff] [blame] | 3744 | if (!v.requestFocus(FOCUS_FORWARD)) { |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 3745 | throw new IllegalStateException("focus search returned a view " + |
| 3746 | "that wasn't able to take focus!"); |
| 3747 | } |
| 3748 | } |
| 3749 | return; |
Svetoslav Ganov | a53efe9 | 2011-09-08 18:08:36 -0700 | [diff] [blame] | 3750 | |
Dianne Hackborn | dea3ef7 | 2010-10-28 14:24:22 -0700 | [diff] [blame] | 3751 | } else if (actionCode == EditorInfo.IME_ACTION_PREVIOUS) { |
Svetoslav Ganov | a53efe9 | 2011-09-08 18:08:36 -0700 | [diff] [blame] | 3752 | View v = focusSearch(FOCUS_BACKWARD); |
Dianne Hackborn | dea3ef7 | 2010-10-28 14:24:22 -0700 | [diff] [blame] | 3753 | if (v != null) { |
Svetoslav Ganov | a53efe9 | 2011-09-08 18:08:36 -0700 | [diff] [blame] | 3754 | if (!v.requestFocus(FOCUS_BACKWARD)) { |
Dianne Hackborn | dea3ef7 | 2010-10-28 14:24:22 -0700 | [diff] [blame] | 3755 | throw new IllegalStateException("focus search returned a view " + |
| 3756 | "that wasn't able to take focus!"); |
| 3757 | } |
| 3758 | } |
| 3759 | return; |
| 3760 | |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 3761 | } else if (actionCode == EditorInfo.IME_ACTION_DONE) { |
| 3762 | InputMethodManager imm = InputMethodManager.peekInstance(); |
Gilles Debunne | 17d31de | 2011-01-27 11:02:18 -0800 | [diff] [blame] | 3763 | if (imm != null && imm.isActive(this)) { |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 3764 | imm.hideSoftInputFromWindow(getWindowToken(), 0); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3765 | } |
Svetoslav Ganov | a53efe9 | 2011-09-08 18:08:36 -0700 | [diff] [blame] | 3766 | clearFocus(); |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 3767 | return; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3768 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3769 | } |
Svetoslav Ganov | a53efe9 | 2011-09-08 18:08:36 -0700 | [diff] [blame] | 3770 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3771 | Handler h = getHandler(); |
The Android Open Source Project | 1059253 | 2009-03-18 17:39:46 -0700 | [diff] [blame] | 3772 | if (h != null) { |
| 3773 | long eventTime = SystemClock.uptimeMillis(); |
Dianne Hackborn | 6dd005b | 2011-07-18 13:22:50 -0700 | [diff] [blame] | 3774 | h.sendMessage(h.obtainMessage(ViewRootImpl.DISPATCH_KEY_FROM_IME, |
The Android Open Source Project | 1059253 | 2009-03-18 17:39:46 -0700 | [diff] [blame] | 3775 | new KeyEvent(eventTime, eventTime, |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 3776 | KeyEvent.ACTION_DOWN, KeyEvent.KEYCODE_ENTER, 0, 0, |
| 3777 | KeyCharacterMap.VIRTUAL_KEYBOARD, 0, |
The Android Open Source Project | 1059253 | 2009-03-18 17:39:46 -0700 | [diff] [blame] | 3778 | KeyEvent.FLAG_SOFT_KEYBOARD | KeyEvent.FLAG_KEEP_TOUCH_MODE |
| 3779 | | KeyEvent.FLAG_EDITOR_ACTION))); |
Dianne Hackborn | 6dd005b | 2011-07-18 13:22:50 -0700 | [diff] [blame] | 3780 | h.sendMessage(h.obtainMessage(ViewRootImpl.DISPATCH_KEY_FROM_IME, |
The Android Open Source Project | 1059253 | 2009-03-18 17:39:46 -0700 | [diff] [blame] | 3781 | new KeyEvent(SystemClock.uptimeMillis(), eventTime, |
Jeff Brown | 6b53e8d | 2010-11-10 16:03:06 -0800 | [diff] [blame] | 3782 | KeyEvent.ACTION_UP, KeyEvent.KEYCODE_ENTER, 0, 0, |
| 3783 | KeyCharacterMap.VIRTUAL_KEYBOARD, 0, |
The Android Open Source Project | 1059253 | 2009-03-18 17:39:46 -0700 | [diff] [blame] | 3784 | KeyEvent.FLAG_SOFT_KEYBOARD | KeyEvent.FLAG_KEEP_TOUCH_MODE |
| 3785 | | KeyEvent.FLAG_EDITOR_ACTION))); |
| 3786 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3787 | } |
| 3788 | |
| 3789 | /** |
| 3790 | * Set the private content type of the text, which is the |
| 3791 | * {@link EditorInfo#privateImeOptions EditorInfo.privateImeOptions} |
| 3792 | * field that will be filled in when creating an input connection. |
| 3793 | * |
| 3794 | * @see #getPrivateImeOptions() |
| 3795 | * @see EditorInfo#privateImeOptions |
| 3796 | * @attr ref android.R.styleable#TextView_privateImeOptions |
| 3797 | */ |
| 3798 | public void setPrivateImeOptions(String type) { |
| 3799 | if (mInputContentType == null) mInputContentType = new InputContentType(); |
| 3800 | mInputContentType.privateImeOptions = type; |
| 3801 | } |
| 3802 | |
| 3803 | /** |
| 3804 | * Get the private type of the content. |
| 3805 | * |
| 3806 | * @see #setPrivateImeOptions(String) |
| 3807 | * @see EditorInfo#privateImeOptions |
| 3808 | */ |
| 3809 | public String getPrivateImeOptions() { |
| 3810 | return mInputContentType != null |
| 3811 | ? mInputContentType.privateImeOptions : null; |
| 3812 | } |
| 3813 | |
| 3814 | /** |
| 3815 | * Set the extra input data of the text, which is the |
| 3816 | * {@link EditorInfo#extras TextBoxAttribute.extras} |
| 3817 | * Bundle that will be filled in when creating an input connection. The |
| 3818 | * given integer is the resource ID of an XML resource holding an |
| 3819 | * {@link android.R.styleable#InputExtras <input-extras>} XML tree. |
| 3820 | * |
| 3821 | * @see #getInputExtras(boolean) |
| 3822 | * @see EditorInfo#extras |
| 3823 | * @attr ref android.R.styleable#TextView_editorExtras |
| 3824 | */ |
| 3825 | public void setInputExtras(int xmlResId) |
| 3826 | throws XmlPullParserException, IOException { |
| 3827 | XmlResourceParser parser = getResources().getXml(xmlResId); |
| 3828 | if (mInputContentType == null) mInputContentType = new InputContentType(); |
| 3829 | mInputContentType.extras = new Bundle(); |
| 3830 | getResources().parseBundleExtras(parser, mInputContentType.extras); |
| 3831 | } |
| 3832 | |
| 3833 | /** |
| 3834 | * Retrieve the input extras currently associated with the text view, which |
| 3835 | * can be viewed as well as modified. |
| 3836 | * |
| 3837 | * @param create If true, the extras will be created if they don't already |
| 3838 | * exist. Otherwise, null will be returned if none have been created. |
Gilles Debunne | e15b358 | 2010-06-16 15:17:21 -0700 | [diff] [blame] | 3839 | * @see #setInputExtras(int) |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3840 | * @see EditorInfo#extras |
| 3841 | * @attr ref android.R.styleable#TextView_editorExtras |
| 3842 | */ |
| 3843 | public Bundle getInputExtras(boolean create) { |
| 3844 | if (mInputContentType == null) { |
| 3845 | if (!create) return null; |
| 3846 | mInputContentType = new InputContentType(); |
| 3847 | } |
| 3848 | if (mInputContentType.extras == null) { |
| 3849 | if (!create) return null; |
| 3850 | mInputContentType.extras = new Bundle(); |
| 3851 | } |
| 3852 | return mInputContentType.extras; |
| 3853 | } |
| 3854 | |
| 3855 | /** |
| 3856 | * Returns the error message that was set to be displayed with |
| 3857 | * {@link #setError}, or <code>null</code> if no error was set |
| 3858 | * or if it the error was cleared by the widget after user input. |
| 3859 | */ |
| 3860 | public CharSequence getError() { |
| 3861 | return mError; |
| 3862 | } |
| 3863 | |
| 3864 | /** |
| 3865 | * Sets the right-hand compound drawable of the TextView to the "error" |
| 3866 | * icon and sets an error message that will be displayed in a popup when |
| 3867 | * the TextView has focus. The icon and error message will be reset to |
| 3868 | * null when any key events cause changes to the TextView's text. If the |
| 3869 | * <code>error</code> is <code>null</code>, the error message and icon |
| 3870 | * will be cleared. |
| 3871 | */ |
| 3872 | @android.view.RemotableViewMethod |
| 3873 | public void setError(CharSequence error) { |
| 3874 | if (error == null) { |
| 3875 | setError(null, null); |
| 3876 | } else { |
| 3877 | Drawable dr = getContext().getResources(). |
Gilles Debunne | a85467b | 2011-01-19 16:53:31 -0800 | [diff] [blame] | 3878 | getDrawable(com.android.internal.R.drawable.indicator_input_error); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3879 | |
| 3880 | dr.setBounds(0, 0, dr.getIntrinsicWidth(), dr.getIntrinsicHeight()); |
| 3881 | setError(error, dr); |
| 3882 | } |
| 3883 | } |
| 3884 | |
| 3885 | /** |
| 3886 | * Sets the right-hand compound drawable of the TextView to the specified |
| 3887 | * icon and sets an error message that will be displayed in a popup when |
| 3888 | * the TextView has focus. The icon and error message will be reset to |
| 3889 | * null when any key events cause changes to the TextView's text. The |
| 3890 | * drawable must already have had {@link Drawable#setBounds} set on it. |
| 3891 | * If the <code>error</code> is <code>null</code>, the error message will |
| 3892 | * be cleared (and you should provide a <code>null</code> icon as well). |
| 3893 | */ |
| 3894 | public void setError(CharSequence error, Drawable icon) { |
| 3895 | error = TextUtils.stringOrSpannedString(error); |
| 3896 | |
| 3897 | mError = error; |
| 3898 | mErrorWasChanged = true; |
| 3899 | final Drawables dr = mDrawables; |
| 3900 | if (dr != null) { |
Fabrice Di Meglio | a3b6b95 | 2011-06-29 16:44:43 -0700 | [diff] [blame] | 3901 | switch (getResolvedLayoutDirection()) { |
| 3902 | default: |
| 3903 | case LAYOUT_DIRECTION_LTR: |
| 3904 | setCompoundDrawables(dr.mDrawableLeft, dr.mDrawableTop, icon, |
| 3905 | dr.mDrawableBottom); |
| 3906 | break; |
| 3907 | case LAYOUT_DIRECTION_RTL: |
| 3908 | setCompoundDrawables(icon, dr.mDrawableTop, dr.mDrawableRight, |
| 3909 | dr.mDrawableBottom); |
| 3910 | break; |
| 3911 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3912 | } else { |
| 3913 | setCompoundDrawables(null, null, icon, null); |
| 3914 | } |
| 3915 | |
| 3916 | if (error == null) { |
| 3917 | if (mPopup != null) { |
| 3918 | if (mPopup.isShowing()) { |
| 3919 | mPopup.dismiss(); |
| 3920 | } |
| 3921 | |
| 3922 | mPopup = null; |
| 3923 | } |
| 3924 | } else { |
| 3925 | if (isFocused()) { |
| 3926 | showError(); |
| 3927 | } |
| 3928 | } |
| 3929 | } |
| 3930 | |
| 3931 | private void showError() { |
| 3932 | if (getWindowToken() == null) { |
| 3933 | mShowErrorAfterAttach = true; |
| 3934 | return; |
| 3935 | } |
| 3936 | |
| 3937 | if (mPopup == null) { |
| 3938 | LayoutInflater inflater = LayoutInflater.from(getContext()); |
Gilles Debunne | a85467b | 2011-01-19 16:53:31 -0800 | [diff] [blame] | 3939 | final TextView err = (TextView) inflater.inflate( |
| 3940 | com.android.internal.R.layout.textview_hint, null); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3941 | |
Romain Guy | 9bc9fa1 | 2009-07-21 16:57:29 -0700 | [diff] [blame] | 3942 | final float scale = getResources().getDisplayMetrics().density; |
Gilles Debunne | f1f409a | 2011-01-27 17:31:00 -0800 | [diff] [blame] | 3943 | mPopup = new ErrorPopup(err, (int) (200 * scale + 0.5f), (int) (50 * scale + 0.5f)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3944 | mPopup.setFocusable(false); |
The Android Open Source Project | c39a6e0 | 2009-03-11 12:11:56 -0700 | [diff] [blame] | 3945 | // The user is entering text, so the input method is needed. We |
| 3946 | // don't want the popup to be displayed on top of it. |
| 3947 | mPopup.setInputMethodMode(PopupWindow.INPUT_METHOD_NEEDED); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 3948 | } |
| 3949 | |
| 3950 | TextView tv = (TextView) mPopup.getContentView(); |
| 3951 | chooseSize(mPopup, mError, tv); |
| 3952 | tv.setText(mError); |
| 3953 | |
| 3954 | mPopup.showAsDropDown(this, getErrorX(), getErrorY()); |
The Android Open Source Project | 1059253 | 2009-03-18 17:39:46 -0700 | [diff] [blame] | 3955 | mPopup.fixDirection(mPopup.isAboveAnchor()); |
| 3956 | } |
| 3957 | |
| 3958 | private static class ErrorPopup extends PopupWindow { |
| 3959 | private boolean mAbove = false; |
Gilles Debunne | e15b358 | 2010-06-16 15:17:21 -0700 | [diff] [blame] | 3960 | private final TextView mView; |
Gilles Debunne | 5f059e4 | 2011-01-12 17:49:12 -0800 | [diff] [blame] | 3961 | private int mPopupInlineErrorBackgroundId = 0; |
| 3962 | private int mPopupInlineErrorAboveBackgroundId = 0; |
The Android Open Source Project | 1059253 | 2009-03-18 17:39:46 -0700 | [diff] [blame] | 3963 | |
| 3964 | ErrorPopup(TextView v, int width, int height) { |
| 3965 | super(v, width, height); |
| 3966 | mView = v; |
Gilles Debunne | f1f409a | 2011-01-27 17:31:00 -0800 | [diff] [blame] | 3967 | // Make sure the TextView has a background set as it will be used the first time it is |
| 3968 | // shown and positionned. Initialized with below background, which should have |
| 3969 | // dimensions identical to the above version for this to work (and is more likely). |
| 3970 | mPopupInlineErrorBackgroundId = getResourceId(mPopupInlineErrorBackgroundId, |
| 3971 | com.android.internal.R.styleable.Theme_errorMessageBackground); |
| 3972 | mView.setBackgroundResource(mPopupInlineErrorBackgroundId); |
The Android Open Source Project | 1059253 | 2009-03-18 17:39:46 -0700 | [diff] [blame] | 3973 | } |
| 3974 | |
| 3975 | void fixDirection(boolean above) { |
| 3976 | mAbove = above; |
| 3977 | |
| 3978 | if (above) { |
Gilles Debunne | 5f059e4 | 2011-01-12 17:49:12 -0800 | [diff] [blame] | 3979 | mPopupInlineErrorAboveBackgroundId = |
Gilles Debunne | f1f409a | 2011-01-27 17:31:00 -0800 | [diff] [blame] | 3980 | getResourceId(mPopupInlineErrorAboveBackgroundId, |
| 3981 | com.android.internal.R.styleable.Theme_errorMessageAboveBackground); |
The Android Open Source Project | 1059253 | 2009-03-18 17:39:46 -0700 | [diff] [blame] | 3982 | } else { |
Gilles Debunne | f1f409a | 2011-01-27 17:31:00 -0800 | [diff] [blame] | 3983 | mPopupInlineErrorBackgroundId = getResourceId(mPopupInlineErrorBackgroundId, |
| 3984 | com.android.internal.R.styleable.Theme_errorMessageBackground); |
The Android Open Source Project | 1059253 | 2009-03-18 17:39:46 -0700 | [diff] [blame] | 3985 | } |
Gilles Debunne | 5f059e4 | 2011-01-12 17:49:12 -0800 | [diff] [blame] | 3986 | |
Gilles Debunne | f1f409a | 2011-01-27 17:31:00 -0800 | [diff] [blame] | 3987 | mView.setBackgroundResource(above ? mPopupInlineErrorAboveBackgroundId : |
| 3988 | mPopupInlineErrorBackgroundId); |
Gilles Debunne | 5f059e4 | 2011-01-12 17:49:12 -0800 | [diff] [blame] | 3989 | } |
| 3990 | |
| 3991 | private int getResourceId(int currentId, int index) { |
| 3992 | if (currentId == 0) { |
Gilles Debunne | f1f409a | 2011-01-27 17:31:00 -0800 | [diff] [blame] | 3993 | TypedArray styledAttributes = mView.getContext().obtainStyledAttributes( |
| 3994 | R.styleable.Theme); |
Gilles Debunne | 5f059e4 | 2011-01-12 17:49:12 -0800 | [diff] [blame] | 3995 | currentId = styledAttributes.getResourceId(index, 0); |
| 3996 | styledAttributes.recycle(); |
| 3997 | } |
| 3998 | return currentId; |
The Android Open Source Project | 1059253 | 2009-03-18 17:39:46 -0700 | [diff] [blame] | 3999 | } |
| 4000 | |
| 4001 | @Override |
| 4002 | public void update(int x, int y, int w, int h, boolean force) { |
| 4003 | super.update(x, y, w, h, force); |
| 4004 | |
| 4005 | boolean above = isAboveAnchor(); |
| 4006 | if (above != mAbove) { |
| 4007 | fixDirection(above); |
| 4008 | } |
| 4009 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4010 | } |
| 4011 | |
| 4012 | /** |
| 4013 | * Returns the Y offset to make the pointy top of the error point |
| 4014 | * at the middle of the error icon. |
| 4015 | */ |
| 4016 | private int getErrorX() { |
| 4017 | /* |
| 4018 | * The "25" is the distance between the point and the right edge |
| 4019 | * of the background |
| 4020 | */ |
Romain Guy | 9bc9fa1 | 2009-07-21 16:57:29 -0700 | [diff] [blame] | 4021 | final float scale = getResources().getDisplayMetrics().density; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4022 | |
| 4023 | final Drawables dr = mDrawables; |
Gilles Debunne | f1f409a | 2011-01-27 17:31:00 -0800 | [diff] [blame] | 4024 | return getWidth() - mPopup.getWidth() - getPaddingRight() - |
| 4025 | (dr != null ? dr.mDrawableSizeRight : 0) / 2 + (int) (25 * scale + 0.5f); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4026 | } |
| 4027 | |
| 4028 | /** |
| 4029 | * Returns the Y offset to make the pointy top of the error point |
| 4030 | * at the bottom of the error icon. |
| 4031 | */ |
| 4032 | private int getErrorY() { |
| 4033 | /* |
| 4034 | * Compound, not extended, because the icon is not clipped |
| 4035 | * if the text height is smaller. |
| 4036 | */ |
Gilles Debunne | f1f409a | 2011-01-27 17:31:00 -0800 | [diff] [blame] | 4037 | final int compoundPaddingTop = getCompoundPaddingTop(); |
| 4038 | int vspace = mBottom - mTop - getCompoundPaddingBottom() - compoundPaddingTop; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4039 | |
| 4040 | final Drawables dr = mDrawables; |
Gilles Debunne | f1f409a | 2011-01-27 17:31:00 -0800 | [diff] [blame] | 4041 | int icontop = compoundPaddingTop + |
| 4042 | (vspace - (dr != null ? dr.mDrawableHeightRight : 0)) / 2; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4043 | |
| 4044 | /* |
| 4045 | * The "2" is the distance between the point and the top edge |
| 4046 | * of the background. |
| 4047 | */ |
Gilles Debunne | f1f409a | 2011-01-27 17:31:00 -0800 | [diff] [blame] | 4048 | final float scale = getResources().getDisplayMetrics().density; |
| 4049 | return icontop + (dr != null ? dr.mDrawableHeightRight : 0) - getHeight() - |
| 4050 | (int) (2 * scale + 0.5f); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4051 | } |
| 4052 | |
| 4053 | private void hideError() { |
| 4054 | if (mPopup != null) { |
| 4055 | if (mPopup.isShowing()) { |
| 4056 | mPopup.dismiss(); |
| 4057 | } |
| 4058 | } |
| 4059 | |
| 4060 | mShowErrorAfterAttach = false; |
| 4061 | } |
| 4062 | |
| 4063 | private void chooseSize(PopupWindow pop, CharSequence text, TextView tv) { |
| 4064 | int wid = tv.getPaddingLeft() + tv.getPaddingRight(); |
| 4065 | int ht = tv.getPaddingTop() + tv.getPaddingBottom(); |
| 4066 | |
Fabrice Di Meglio | e423146 | 2011-09-08 18:15:50 -0700 | [diff] [blame] | 4067 | int defaultWidthInPixels = getResources().getDimensionPixelSize( |
| 4068 | com.android.internal.R.dimen.textview_error_popup_default_width); |
Fabrice Di Meglio | 33438be | 2011-09-08 15:05:23 -0700 | [diff] [blame] | 4069 | Layout l = new StaticLayout(text, tv.getPaint(), defaultWidthInPixels, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4070 | Layout.Alignment.ALIGN_NORMAL, 1, 0, true); |
| 4071 | float max = 0; |
| 4072 | for (int i = 0; i < l.getLineCount(); i++) { |
| 4073 | max = Math.max(max, l.getLineWidth(i)); |
| 4074 | } |
| 4075 | |
| 4076 | /* |
Fabrice Di Meglio | 33438be | 2011-09-08 15:05:23 -0700 | [diff] [blame] | 4077 | * Now set the popup size to be big enough for the text plus the border capped |
| 4078 | * to DEFAULT_MAX_POPUP_WIDTH |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4079 | */ |
| 4080 | pop.setWidth(wid + (int) Math.ceil(max)); |
| 4081 | pop.setHeight(ht + l.getHeight()); |
| 4082 | } |
| 4083 | |
| 4084 | |
| 4085 | @Override |
| 4086 | protected boolean setFrame(int l, int t, int r, int b) { |
| 4087 | boolean result = super.setFrame(l, t, r, b); |
| 4088 | |
| 4089 | if (mPopup != null) { |
| 4090 | TextView tv = (TextView) mPopup.getContentView(); |
| 4091 | chooseSize(mPopup, mError, tv); |
Eric Fischer | fa0d253 | 2009-09-17 17:01:59 -0700 | [diff] [blame] | 4092 | mPopup.update(this, getErrorX(), getErrorY(), |
| 4093 | mPopup.getWidth(), mPopup.getHeight()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4094 | } |
| 4095 | |
Romain Guy | 986003d | 2009-03-25 17:42:35 -0700 | [diff] [blame] | 4096 | restartMarqueeIfNeeded(); |
| 4097 | |
| 4098 | return result; |
| 4099 | } |
| 4100 | |
| 4101 | private void restartMarqueeIfNeeded() { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4102 | if (mRestartMarquee && mEllipsize == TextUtils.TruncateAt.MARQUEE) { |
| 4103 | mRestartMarquee = false; |
| 4104 | startMarquee(); |
| 4105 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4106 | } |
| 4107 | |
| 4108 | /** |
| 4109 | * Sets the list of input filters that will be used if the buffer is |
| 4110 | * Editable. Has no effect otherwise. |
| 4111 | * |
| 4112 | * @attr ref android.R.styleable#TextView_maxLength |
| 4113 | */ |
| 4114 | public void setFilters(InputFilter[] filters) { |
| 4115 | if (filters == null) { |
| 4116 | throw new IllegalArgumentException(); |
| 4117 | } |
| 4118 | |
| 4119 | mFilters = filters; |
| 4120 | |
| 4121 | if (mText instanceof Editable) { |
| 4122 | setFilters((Editable) mText, filters); |
| 4123 | } |
| 4124 | } |
| 4125 | |
| 4126 | /** |
| 4127 | * Sets the list of input filters on the specified Editable, |
| 4128 | * and includes mInput in the list if it is an InputFilter. |
| 4129 | */ |
| 4130 | private void setFilters(Editable e, InputFilter[] filters) { |
| 4131 | if (mInput instanceof InputFilter) { |
| 4132 | InputFilter[] nf = new InputFilter[filters.length + 1]; |
| 4133 | |
| 4134 | System.arraycopy(filters, 0, nf, 0, filters.length); |
| 4135 | nf[filters.length] = (InputFilter) mInput; |
| 4136 | |
| 4137 | e.setFilters(nf); |
| 4138 | } else { |
| 4139 | e.setFilters(filters); |
| 4140 | } |
| 4141 | } |
| 4142 | |
| 4143 | /** |
| 4144 | * Returns the current list of input filters. |
| 4145 | */ |
| 4146 | public InputFilter[] getFilters() { |
| 4147 | return mFilters; |
| 4148 | } |
| 4149 | |
| 4150 | ///////////////////////////////////////////////////////////////////////// |
| 4151 | |
| 4152 | private int getVerticalOffset(boolean forceNormal) { |
| 4153 | int voffset = 0; |
| 4154 | final int gravity = mGravity & Gravity.VERTICAL_GRAVITY_MASK; |
| 4155 | |
| 4156 | Layout l = mLayout; |
| 4157 | if (!forceNormal && mText.length() == 0 && mHintLayout != null) { |
| 4158 | l = mHintLayout; |
| 4159 | } |
| 4160 | |
| 4161 | if (gravity != Gravity.TOP) { |
| 4162 | int boxht; |
| 4163 | |
| 4164 | if (l == mHintLayout) { |
| 4165 | boxht = getMeasuredHeight() - getCompoundPaddingTop() - |
| 4166 | getCompoundPaddingBottom(); |
| 4167 | } else { |
| 4168 | boxht = getMeasuredHeight() - getExtendedPaddingTop() - |
| 4169 | getExtendedPaddingBottom(); |
| 4170 | } |
| 4171 | int textht = l.getHeight(); |
| 4172 | |
| 4173 | if (textht < boxht) { |
| 4174 | if (gravity == Gravity.BOTTOM) |
| 4175 | voffset = boxht - textht; |
| 4176 | else // (gravity == Gravity.CENTER_VERTICAL) |
| 4177 | voffset = (boxht - textht) >> 1; |
| 4178 | } |
| 4179 | } |
| 4180 | return voffset; |
| 4181 | } |
| 4182 | |
| 4183 | private int getBottomVerticalOffset(boolean forceNormal) { |
| 4184 | int voffset = 0; |
| 4185 | final int gravity = mGravity & Gravity.VERTICAL_GRAVITY_MASK; |
| 4186 | |
| 4187 | Layout l = mLayout; |
| 4188 | if (!forceNormal && mText.length() == 0 && mHintLayout != null) { |
| 4189 | l = mHintLayout; |
| 4190 | } |
| 4191 | |
| 4192 | if (gravity != Gravity.BOTTOM) { |
| 4193 | int boxht; |
| 4194 | |
| 4195 | if (l == mHintLayout) { |
| 4196 | boxht = getMeasuredHeight() - getCompoundPaddingTop() - |
| 4197 | getCompoundPaddingBottom(); |
| 4198 | } else { |
| 4199 | boxht = getMeasuredHeight() - getExtendedPaddingTop() - |
| 4200 | getExtendedPaddingBottom(); |
| 4201 | } |
| 4202 | int textht = l.getHeight(); |
| 4203 | |
| 4204 | if (textht < boxht) { |
| 4205 | if (gravity == Gravity.TOP) |
| 4206 | voffset = boxht - textht; |
| 4207 | else // (gravity == Gravity.CENTER_VERTICAL) |
| 4208 | voffset = (boxht - textht) >> 1; |
| 4209 | } |
| 4210 | } |
| 4211 | return voffset; |
| 4212 | } |
| 4213 | |
| 4214 | private void invalidateCursorPath() { |
| 4215 | if (mHighlightPathBogus) { |
| 4216 | invalidateCursor(); |
| 4217 | } else { |
Gilles Debunne | f75c97e | 2011-02-10 16:09:53 -0800 | [diff] [blame] | 4218 | final int horizontalPadding = getCompoundPaddingLeft(); |
| 4219 | final int verticalPadding = getExtendedPaddingTop() + getVerticalOffset(true); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4220 | |
Gilles Debunne | f75c97e | 2011-02-10 16:09:53 -0800 | [diff] [blame] | 4221 | if (mCursorCount == 0) { |
| 4222 | synchronized (sTempRect) { |
| 4223 | /* |
| 4224 | * The reason for this concern about the thickness of the |
| 4225 | * cursor and doing the floor/ceil on the coordinates is that |
| 4226 | * some EditTexts (notably textfields in the Browser) have |
| 4227 | * anti-aliased text where not all the characters are |
| 4228 | * necessarily at integer-multiple locations. This should |
| 4229 | * make sure the entire cursor gets invalidated instead of |
| 4230 | * sometimes missing half a pixel. |
| 4231 | */ |
| 4232 | float thick = FloatMath.ceil(mTextPaint.getStrokeWidth()); |
| 4233 | if (thick < 1.0f) { |
| 4234 | thick = 1.0f; |
| 4235 | } |
| 4236 | |
| 4237 | thick /= 2.0f; |
| 4238 | |
| 4239 | mHighlightPath.computeBounds(sTempRect, false); |
| 4240 | |
| 4241 | invalidate((int) FloatMath.floor(horizontalPadding + sTempRect.left - thick), |
| 4242 | (int) FloatMath.floor(verticalPadding + sTempRect.top - thick), |
| 4243 | (int) FloatMath.ceil(horizontalPadding + sTempRect.right + thick), |
| 4244 | (int) FloatMath.ceil(verticalPadding + sTempRect.bottom + thick)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4245 | } |
Gilles Debunne | f75c97e | 2011-02-10 16:09:53 -0800 | [diff] [blame] | 4246 | } else { |
| 4247 | for (int i = 0; i < mCursorCount; i++) { |
| 4248 | Rect bounds = mCursorDrawable[i].getBounds(); |
| 4249 | invalidate(bounds.left + horizontalPadding, bounds.top + verticalPadding, |
| 4250 | bounds.right + horizontalPadding, bounds.bottom + verticalPadding); |
| 4251 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4252 | } |
| 4253 | } |
| 4254 | } |
| 4255 | |
| 4256 | private void invalidateCursor() { |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 4257 | int where = getSelectionEnd(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4258 | |
| 4259 | invalidateCursor(where, where, where); |
| 4260 | } |
| 4261 | |
| 4262 | private void invalidateCursor(int a, int b, int c) { |
| 4263 | if (mLayout == null) { |
| 4264 | invalidate(); |
| 4265 | } else { |
| 4266 | if (a >= 0 || b >= 0 || c >= 0) { |
| 4267 | int first = Math.min(Math.min(a, b), c); |
| 4268 | int last = Math.max(Math.max(a, b), c); |
| 4269 | |
| 4270 | int line = mLayout.getLineForOffset(first); |
| 4271 | int top = mLayout.getLineTop(line); |
| 4272 | |
| 4273 | // This is ridiculous, but the descent from the line above |
| 4274 | // can hang down into the line we really want to redraw, |
| 4275 | // so we have to invalidate part of the line above to make |
| 4276 | // sure everything that needs to be redrawn really is. |
| 4277 | // (But not the whole line above, because that would cause |
| 4278 | // the same problem with the descenders on the line above it!) |
| 4279 | if (line > 0) { |
| 4280 | top -= mLayout.getLineDescent(line - 1); |
| 4281 | } |
| 4282 | |
| 4283 | int line2; |
| 4284 | |
| 4285 | if (first == last) |
| 4286 | line2 = line; |
| 4287 | else |
| 4288 | line2 = mLayout.getLineForOffset(last); |
| 4289 | |
| 4290 | int bottom = mLayout.getLineTop(line2 + 1); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4291 | |
Gilles Debunne | f75c97e | 2011-02-10 16:09:53 -0800 | [diff] [blame] | 4292 | final int horizontalPadding = getCompoundPaddingLeft(); |
| 4293 | final int verticalPadding = getExtendedPaddingTop() + getVerticalOffset(true); |
| 4294 | |
| 4295 | // If used, the cursor drawables can have an arbitrary dimension that can go beyond |
| 4296 | // the invalidated lines specified above. |
| 4297 | for (int i = 0; i < mCursorCount; i++) { |
| 4298 | Rect bounds = mCursorDrawable[i].getBounds(); |
| 4299 | top = Math.min(top, bounds.top); |
| 4300 | bottom = Math.max(bottom, bounds.bottom); |
| 4301 | // Horizontal bounds are already full width, no need to update |
| 4302 | } |
| 4303 | |
| 4304 | invalidate(horizontalPadding + mScrollX, top + verticalPadding, |
| 4305 | horizontalPadding + mScrollX + getWidth() - |
| 4306 | getCompoundPaddingLeft() - getCompoundPaddingRight(), |
| 4307 | bottom + verticalPadding); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4308 | } |
| 4309 | } |
| 4310 | } |
| 4311 | |
| 4312 | private void registerForPreDraw() { |
| 4313 | final ViewTreeObserver observer = getViewTreeObserver(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4314 | |
| 4315 | if (mPreDrawState == PREDRAW_NOT_REGISTERED) { |
| 4316 | observer.addOnPreDrawListener(this); |
| 4317 | mPreDrawState = PREDRAW_PENDING; |
| 4318 | } else if (mPreDrawState == PREDRAW_DONE) { |
| 4319 | mPreDrawState = PREDRAW_PENDING; |
| 4320 | } |
| 4321 | |
| 4322 | // else state is PREDRAW_PENDING, so keep waiting. |
| 4323 | } |
| 4324 | |
| 4325 | /** |
| 4326 | * {@inheritDoc} |
| 4327 | */ |
| 4328 | public boolean onPreDraw() { |
| 4329 | if (mPreDrawState != PREDRAW_PENDING) { |
| 4330 | return true; |
| 4331 | } |
| 4332 | |
| 4333 | if (mLayout == null) { |
| 4334 | assumeLayout(); |
| 4335 | } |
| 4336 | |
| 4337 | boolean changed = false; |
| 4338 | |
| 4339 | if (mMovement != null) { |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 4340 | /* This code also provides auto-scrolling when a cursor is moved using a |
| 4341 | * CursorController (insertion point or selection limits). |
| 4342 | * For selection, ensure start or end is visible depending on controller's state. |
| 4343 | */ |
| 4344 | int curs = getSelectionEnd(); |
Gilles Debunne | e587d83 | 2010-11-23 20:20:11 -0800 | [diff] [blame] | 4345 | // Do not create the controller if it is not already created. |
| 4346 | if (mSelectionModifierCursorController != null && |
| 4347 | mSelectionModifierCursorController.isSelectionStartDragged()) { |
Gilles Debunne | 64e54a6 | 2010-09-07 19:07:17 -0700 | [diff] [blame] | 4348 | curs = getSelectionStart(); |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 4349 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4350 | |
| 4351 | /* |
| 4352 | * TODO: This should really only keep the end in view if |
| 4353 | * it already was before the text changed. I'm not sure |
| 4354 | * of a good way to tell from here if it was. |
| 4355 | */ |
| 4356 | if (curs < 0 && |
| 4357 | (mGravity & Gravity.VERTICAL_GRAVITY_MASK) == Gravity.BOTTOM) { |
| 4358 | curs = mText.length(); |
| 4359 | } |
| 4360 | |
| 4361 | if (curs >= 0) { |
| 4362 | changed = bringPointIntoView(curs); |
| 4363 | } |
| 4364 | } else { |
| 4365 | changed = bringTextIntoView(); |
| 4366 | } |
| 4367 | |
Gilles Debunne | 64e54a6 | 2010-09-07 19:07:17 -0700 | [diff] [blame] | 4368 | // This has to be checked here since: |
| 4369 | // - onFocusChanged cannot start it when focus is given to a view with selected text (after |
| 4370 | // a screen rotation) since layout is not yet initialized at that point. |
Gilles Debunne | c01f3fe | 2010-12-22 17:07:36 -0800 | [diff] [blame] | 4371 | if (mCreatedWithASelection) { |
| 4372 | startSelectionActionMode(); |
| 4373 | mCreatedWithASelection = false; |
| 4374 | } |
| 4375 | |
| 4376 | // Phone specific code (there is no ExtractEditText on tablets). |
| 4377 | // ExtractEditText does not call onFocus when it is displayed, and mHasSelectionOnFocus can |
| 4378 | // not be set. Do the test here instead. |
| 4379 | if (this instanceof ExtractEditText && hasSelection()) { |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 4380 | startSelectionActionMode(); |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 4381 | } |
Gilles Debunne | 64e54a6 | 2010-09-07 19:07:17 -0700 | [diff] [blame] | 4382 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4383 | mPreDrawState = PREDRAW_DONE; |
| 4384 | return !changed; |
| 4385 | } |
| 4386 | |
| 4387 | @Override |
| 4388 | protected void onAttachedToWindow() { |
| 4389 | super.onAttachedToWindow(); |
| 4390 | |
| 4391 | mTemporaryDetach = false; |
| 4392 | |
| 4393 | if (mShowErrorAfterAttach) { |
| 4394 | showError(); |
| 4395 | mShowErrorAfterAttach = false; |
| 4396 | } |
Adam Powell | 624380a | 2010-10-02 18:12:02 -0700 | [diff] [blame] | 4397 | |
| 4398 | final ViewTreeObserver observer = getViewTreeObserver(); |
Gilles Debunne | 81f0808 | 2011-02-17 14:07:19 -0800 | [diff] [blame] | 4399 | // No need to create the controller. |
| 4400 | // The get method will add the listener on controller creation. |
| 4401 | if (mInsertionPointCursorController != null) { |
| 4402 | observer.addOnTouchModeChangeListener(mInsertionPointCursorController); |
| 4403 | } |
| 4404 | if (mSelectionModifierCursorController != null) { |
| 4405 | observer.addOnTouchModeChangeListener(mSelectionModifierCursorController); |
Adam Powell | 624380a | 2010-10-02 18:12:02 -0700 | [diff] [blame] | 4406 | } |
Fabrice Di Meglio | a3b6b95 | 2011-06-29 16:44:43 -0700 | [diff] [blame] | 4407 | |
| 4408 | // Resolve drawables as the layout direction has been resolved |
| 4409 | resolveDrawables(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4410 | } |
| 4411 | |
| 4412 | @Override |
| 4413 | protected void onDetachedFromWindow() { |
| 4414 | super.onDetachedFromWindow(); |
| 4415 | |
Adam Powell | 624380a | 2010-10-02 18:12:02 -0700 | [diff] [blame] | 4416 | final ViewTreeObserver observer = getViewTreeObserver(); |
Gilles Debunne | 81f0808 | 2011-02-17 14:07:19 -0800 | [diff] [blame] | 4417 | if (mPreDrawState != PREDRAW_NOT_REGISTERED) { |
| 4418 | observer.removeOnPreDrawListener(this); |
| 4419 | mPreDrawState = PREDRAW_NOT_REGISTERED; |
| 4420 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4421 | |
| 4422 | if (mError != null) { |
| 4423 | hideError(); |
| 4424 | } |
Adam Powell | ba0a2c3 | 2010-09-28 17:41:23 -0700 | [diff] [blame] | 4425 | |
Gilles Debunne | f48e83b | 2010-12-06 18:36:08 -0800 | [diff] [blame] | 4426 | if (mBlink != null) { |
Gilles Debunne | 3d01006 | 2011-02-18 14:16:41 -0800 | [diff] [blame] | 4427 | mBlink.removeCallbacks(mBlink); |
Gilles Debunne | f48e83b | 2010-12-06 18:36:08 -0800 | [diff] [blame] | 4428 | } |
Gilles Debunne | 7eeba5f | 2010-12-10 16:55:55 -0800 | [diff] [blame] | 4429 | |
| 4430 | if (mInsertionPointCursorController != null) { |
| 4431 | mInsertionPointCursorController.onDetached(); |
| 4432 | } |
| 4433 | |
| 4434 | if (mSelectionModifierCursorController != null) { |
| 4435 | mSelectionModifierCursorController.onDetached(); |
| 4436 | } |
| 4437 | |
Adam Powell | ba0a2c3 | 2010-09-28 17:41:23 -0700 | [diff] [blame] | 4438 | hideControllers(); |
Fabrice Di Meglio | a3b6b95 | 2011-06-29 16:44:43 -0700 | [diff] [blame] | 4439 | |
| 4440 | resetResolvedDrawables(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4441 | } |
| 4442 | |
| 4443 | @Override |
| 4444 | protected boolean isPaddingOffsetRequired() { |
Romain Guy | 076dc9f | 2009-06-24 17:17:51 -0700 | [diff] [blame] | 4445 | return mShadowRadius != 0 || mDrawables != null; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4446 | } |
| 4447 | |
| 4448 | @Override |
| 4449 | protected int getLeftPaddingOffset() { |
Romain Guy | 076dc9f | 2009-06-24 17:17:51 -0700 | [diff] [blame] | 4450 | return getCompoundPaddingLeft() - mPaddingLeft + |
| 4451 | (int) Math.min(0, mShadowDx - mShadowRadius); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4452 | } |
| 4453 | |
| 4454 | @Override |
| 4455 | protected int getTopPaddingOffset() { |
| 4456 | return (int) Math.min(0, mShadowDy - mShadowRadius); |
| 4457 | } |
| 4458 | |
| 4459 | @Override |
| 4460 | protected int getBottomPaddingOffset() { |
| 4461 | return (int) Math.max(0, mShadowDy + mShadowRadius); |
| 4462 | } |
| 4463 | |
| 4464 | @Override |
| 4465 | protected int getRightPaddingOffset() { |
Romain Guy | 076dc9f | 2009-06-24 17:17:51 -0700 | [diff] [blame] | 4466 | return -(getCompoundPaddingRight() - mPaddingRight) + |
| 4467 | (int) Math.max(0, mShadowDx + mShadowRadius); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4468 | } |
| 4469 | |
| 4470 | @Override |
| 4471 | protected boolean verifyDrawable(Drawable who) { |
| 4472 | final boolean verified = super.verifyDrawable(who); |
| 4473 | if (!verified && mDrawables != null) { |
| 4474 | return who == mDrawables.mDrawableLeft || who == mDrawables.mDrawableTop || |
Fabrice Di Meglio | a3b6b95 | 2011-06-29 16:44:43 -0700 | [diff] [blame] | 4475 | who == mDrawables.mDrawableRight || who == mDrawables.mDrawableBottom || |
| 4476 | who == mDrawables.mDrawableStart || who == mDrawables.mDrawableEnd; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4477 | } |
| 4478 | return verified; |
| 4479 | } |
| 4480 | |
| 4481 | @Override |
Dianne Hackborn | e213677 | 2010-11-04 15:08:59 -0700 | [diff] [blame] | 4482 | public void jumpDrawablesToCurrentState() { |
| 4483 | super.jumpDrawablesToCurrentState(); |
| 4484 | if (mDrawables != null) { |
| 4485 | if (mDrawables.mDrawableLeft != null) { |
| 4486 | mDrawables.mDrawableLeft.jumpToCurrentState(); |
| 4487 | } |
| 4488 | if (mDrawables.mDrawableTop != null) { |
| 4489 | mDrawables.mDrawableTop.jumpToCurrentState(); |
| 4490 | } |
| 4491 | if (mDrawables.mDrawableRight != null) { |
| 4492 | mDrawables.mDrawableRight.jumpToCurrentState(); |
| 4493 | } |
| 4494 | if (mDrawables.mDrawableBottom != null) { |
| 4495 | mDrawables.mDrawableBottom.jumpToCurrentState(); |
| 4496 | } |
Fabrice Di Meglio | a3b6b95 | 2011-06-29 16:44:43 -0700 | [diff] [blame] | 4497 | if (mDrawables.mDrawableStart != null) { |
| 4498 | mDrawables.mDrawableStart.jumpToCurrentState(); |
| 4499 | } |
| 4500 | if (mDrawables.mDrawableEnd != null) { |
| 4501 | mDrawables.mDrawableEnd.jumpToCurrentState(); |
| 4502 | } |
Dianne Hackborn | e213677 | 2010-11-04 15:08:59 -0700 | [diff] [blame] | 4503 | } |
| 4504 | } |
| 4505 | |
| 4506 | @Override |
Romain Guy | 3c77d39 | 2009-05-20 11:26:50 -0700 | [diff] [blame] | 4507 | public void invalidateDrawable(Drawable drawable) { |
| 4508 | if (verifyDrawable(drawable)) { |
| 4509 | final Rect dirty = drawable.getBounds(); |
| 4510 | int scrollX = mScrollX; |
| 4511 | int scrollY = mScrollY; |
| 4512 | |
| 4513 | // IMPORTANT: The coordinates below are based on the coordinates computed |
| 4514 | // for each compound drawable in onDraw(). Make sure to update each section |
| 4515 | // accordingly. |
| 4516 | final TextView.Drawables drawables = mDrawables; |
Romain Guy | a6cd4e0 | 2009-05-20 15:09:21 -0700 | [diff] [blame] | 4517 | if (drawables != null) { |
| 4518 | if (drawable == drawables.mDrawableLeft) { |
| 4519 | final int compoundPaddingTop = getCompoundPaddingTop(); |
| 4520 | final int compoundPaddingBottom = getCompoundPaddingBottom(); |
| 4521 | final int vspace = mBottom - mTop - compoundPaddingBottom - compoundPaddingTop; |
Romain Guy | 3c77d39 | 2009-05-20 11:26:50 -0700 | [diff] [blame] | 4522 | |
Romain Guy | a6cd4e0 | 2009-05-20 15:09:21 -0700 | [diff] [blame] | 4523 | scrollX += mPaddingLeft; |
| 4524 | scrollY += compoundPaddingTop + (vspace - drawables.mDrawableHeightLeft) / 2; |
| 4525 | } else if (drawable == drawables.mDrawableRight) { |
| 4526 | final int compoundPaddingTop = getCompoundPaddingTop(); |
| 4527 | final int compoundPaddingBottom = getCompoundPaddingBottom(); |
| 4528 | final int vspace = mBottom - mTop - compoundPaddingBottom - compoundPaddingTop; |
Romain Guy | 3c77d39 | 2009-05-20 11:26:50 -0700 | [diff] [blame] | 4529 | |
Romain Guy | a6cd4e0 | 2009-05-20 15:09:21 -0700 | [diff] [blame] | 4530 | scrollX += (mRight - mLeft - mPaddingRight - drawables.mDrawableSizeRight); |
| 4531 | scrollY += compoundPaddingTop + (vspace - drawables.mDrawableHeightRight) / 2; |
| 4532 | } else if (drawable == drawables.mDrawableTop) { |
| 4533 | final int compoundPaddingLeft = getCompoundPaddingLeft(); |
| 4534 | final int compoundPaddingRight = getCompoundPaddingRight(); |
| 4535 | final int hspace = mRight - mLeft - compoundPaddingRight - compoundPaddingLeft; |
Romain Guy | 3c77d39 | 2009-05-20 11:26:50 -0700 | [diff] [blame] | 4536 | |
Romain Guy | a6cd4e0 | 2009-05-20 15:09:21 -0700 | [diff] [blame] | 4537 | scrollX += compoundPaddingLeft + (hspace - drawables.mDrawableWidthTop) / 2; |
| 4538 | scrollY += mPaddingTop; |
| 4539 | } else if (drawable == drawables.mDrawableBottom) { |
| 4540 | final int compoundPaddingLeft = getCompoundPaddingLeft(); |
| 4541 | final int compoundPaddingRight = getCompoundPaddingRight(); |
| 4542 | final int hspace = mRight - mLeft - compoundPaddingRight - compoundPaddingLeft; |
Romain Guy | 3c77d39 | 2009-05-20 11:26:50 -0700 | [diff] [blame] | 4543 | |
Romain Guy | a6cd4e0 | 2009-05-20 15:09:21 -0700 | [diff] [blame] | 4544 | scrollX += compoundPaddingLeft + (hspace - drawables.mDrawableWidthBottom) / 2; |
| 4545 | scrollY += (mBottom - mTop - mPaddingBottom - drawables.mDrawableSizeBottom); |
| 4546 | } |
Romain Guy | 3c77d39 | 2009-05-20 11:26:50 -0700 | [diff] [blame] | 4547 | } |
| 4548 | |
| 4549 | invalidate(dirty.left + scrollX, dirty.top + scrollY, |
| 4550 | dirty.right + scrollX, dirty.bottom + scrollY); |
| 4551 | } |
| 4552 | } |
| 4553 | |
Fabrice Di Meglio | c005322 | 2011-06-13 12:16:51 -0700 | [diff] [blame] | 4554 | /** |
| 4555 | * @hide |
| 4556 | */ |
Romain Guy | 3c77d39 | 2009-05-20 11:26:50 -0700 | [diff] [blame] | 4557 | @Override |
Fabrice Di Meglio | c005322 | 2011-06-13 12:16:51 -0700 | [diff] [blame] | 4558 | public int getResolvedLayoutDirection(Drawable who) { |
| 4559 | if (who == null) return View.LAYOUT_DIRECTION_LTR; |
Fabrice Di Meglio | 83fa41b | 2011-05-31 16:12:38 -0700 | [diff] [blame] | 4560 | if (mDrawables != null) { |
| 4561 | final Drawables drawables = mDrawables; |
| 4562 | if (who == drawables.mDrawableLeft || who == drawables.mDrawableRight || |
Fabrice Di Meglio | a3b6b95 | 2011-06-29 16:44:43 -0700 | [diff] [blame] | 4563 | who == drawables.mDrawableTop || who == drawables.mDrawableBottom || |
| 4564 | who == drawables.mDrawableStart || who == drawables.mDrawableEnd) { |
Fabrice Di Meglio | c005322 | 2011-06-13 12:16:51 -0700 | [diff] [blame] | 4565 | return getResolvedLayoutDirection(); |
Fabrice Di Meglio | 83fa41b | 2011-05-31 16:12:38 -0700 | [diff] [blame] | 4566 | } |
Fabrice Di Meglio | 6a03640 | 2011-05-23 14:43:23 -0700 | [diff] [blame] | 4567 | } |
Fabrice Di Meglio | c005322 | 2011-06-13 12:16:51 -0700 | [diff] [blame] | 4568 | return super.getResolvedLayoutDirection(who); |
Fabrice Di Meglio | 6a03640 | 2011-05-23 14:43:23 -0700 | [diff] [blame] | 4569 | } |
| 4570 | |
| 4571 | @Override |
Romain Guy | c4d8eb6 | 2010-08-18 20:48:33 -0700 | [diff] [blame] | 4572 | protected boolean onSetAlpha(int alpha) { |
Gilles Debunne | 3dbf55c | 2010-12-16 10:31:51 -0800 | [diff] [blame] | 4573 | // Alpha is supported if and only if the drawing can be done in one pass. |
| 4574 | // TODO text with spans with a background color currently do not respect this alpha. |
| 4575 | if (getBackground() == null) { |
Romain Guy | c4d8eb6 | 2010-08-18 20:48:33 -0700 | [diff] [blame] | 4576 | mCurrentAlpha = alpha; |
| 4577 | final Drawables dr = mDrawables; |
| 4578 | if (dr != null) { |
Michael Jurka | 406f052 | 2010-09-15 18:48:48 -0700 | [diff] [blame] | 4579 | if (dr.mDrawableLeft != null) dr.mDrawableLeft.mutate().setAlpha(alpha); |
| 4580 | if (dr.mDrawableTop != null) dr.mDrawableTop.mutate().setAlpha(alpha); |
| 4581 | if (dr.mDrawableRight != null) dr.mDrawableRight.mutate().setAlpha(alpha); |
| 4582 | if (dr.mDrawableBottom != null) dr.mDrawableBottom.mutate().setAlpha(alpha); |
Fabrice Di Meglio | a3b6b95 | 2011-06-29 16:44:43 -0700 | [diff] [blame] | 4583 | if (dr.mDrawableStart != null) dr.mDrawableStart.mutate().setAlpha(alpha); |
| 4584 | if (dr.mDrawableEnd != null) dr.mDrawableEnd.mutate().setAlpha(alpha); |
Romain Guy | c4d8eb6 | 2010-08-18 20:48:33 -0700 | [diff] [blame] | 4585 | } |
| 4586 | return true; |
| 4587 | } |
Gilles Debunne | 3dbf55c | 2010-12-16 10:31:51 -0800 | [diff] [blame] | 4588 | |
| 4589 | mCurrentAlpha = 255; |
Romain Guy | c4d8eb6 | 2010-08-18 20:48:33 -0700 | [diff] [blame] | 4590 | return false; |
| 4591 | } |
| 4592 | |
Gilles Debunne | 86b9c78 | 2010-11-11 10:43:48 -0800 | [diff] [blame] | 4593 | /** |
| 4594 | * When a TextView is used to display a useful piece of information to the user (such as a |
| 4595 | * contact's address), it should be made selectable, so that the user can select and copy this |
| 4596 | * content. |
| 4597 | * |
| 4598 | * Use {@link #setTextIsSelectable(boolean)} or the |
| 4599 | * {@link android.R.styleable#TextView_textIsSelectable} XML attribute to make this TextView |
Gilles Debunne | e12f999 | 2010-12-17 11:04:55 -0800 | [diff] [blame] | 4600 | * selectable (text is not selectable by default). |
Gilles Debunne | 6f100f3 | 2010-12-13 18:04:20 -0800 | [diff] [blame] | 4601 | * |
Gilles Debunne | bb588da | 2011-07-11 18:26:19 -0700 | [diff] [blame] | 4602 | * Note that this method simply returns the state of this flag. Although this flag has to be set |
| 4603 | * in order to select text in non-editable TextView, the content of an {@link EditText} can |
| 4604 | * always be selected, independently of the value of this flag. |
Gilles Debunne | 86b9c78 | 2010-11-11 10:43:48 -0800 | [diff] [blame] | 4605 | * |
| 4606 | * @return True if the text displayed in this TextView can be selected by the user. |
| 4607 | * |
| 4608 | * @attr ref android.R.styleable#TextView_textIsSelectable |
| 4609 | */ |
| 4610 | public boolean isTextSelectable() { |
| 4611 | return mTextIsSelectable; |
| 4612 | } |
| 4613 | |
| 4614 | /** |
| 4615 | * Sets whether or not (default) the content of this view is selectable by the user. |
Gilles Debunne | 6f100f3 | 2010-12-13 18:04:20 -0800 | [diff] [blame] | 4616 | * |
Gilles Debunne | e12f999 | 2010-12-17 11:04:55 -0800 | [diff] [blame] | 4617 | * Note that this methods affect the {@link #setFocusable(boolean)}, |
Gilles Debunne | cbcb345 | 2010-12-17 15:31:02 -0800 | [diff] [blame] | 4618 | * {@link #setFocusableInTouchMode(boolean)} {@link #setClickable(boolean)} and |
| 4619 | * {@link #setLongClickable(boolean)} states and you may want to restore these if they were |
| 4620 | * customized. |
Gilles Debunne | 86b9c78 | 2010-11-11 10:43:48 -0800 | [diff] [blame] | 4621 | * |
| 4622 | * See {@link #isTextSelectable} for details. |
| 4623 | * |
| 4624 | * @param selectable Whether or not the content of this TextView should be selectable. |
| 4625 | */ |
| 4626 | public void setTextIsSelectable(boolean selectable) { |
| 4627 | if (mTextIsSelectable == selectable) return; |
| 4628 | |
| 4629 | mTextIsSelectable = selectable; |
| 4630 | |
Gilles Debunne | cbcb345 | 2010-12-17 15:31:02 -0800 | [diff] [blame] | 4631 | setFocusableInTouchMode(selectable); |
Gilles Debunne | 86b9c78 | 2010-11-11 10:43:48 -0800 | [diff] [blame] | 4632 | setFocusable(selectable); |
| 4633 | setClickable(selectable); |
| 4634 | setLongClickable(selectable); |
| 4635 | |
| 4636 | // mInputType is already EditorInfo.TYPE_NULL and mInput is null; |
| 4637 | |
| 4638 | setMovementMethod(selectable ? ArrowKeyMovementMethod.getInstance() : null); |
| 4639 | setText(getText(), selectable ? BufferType.SPANNABLE : BufferType.NORMAL); |
| 4640 | |
| 4641 | // Called by setText above, but safer in case of future code changes |
| 4642 | prepareCursorControllers(); |
| 4643 | } |
| 4644 | |
| 4645 | @Override |
| 4646 | protected int[] onCreateDrawableState(int extraSpace) { |
Gilles Debunne | fb81703 | 2011-01-13 13:52:49 -0800 | [diff] [blame] | 4647 | final int[] drawableState; |
Gilles Debunne | da0a3f0 | 2010-12-22 10:07:15 -0800 | [diff] [blame] | 4648 | |
Gilles Debunne | fb81703 | 2011-01-13 13:52:49 -0800 | [diff] [blame] | 4649 | if (mSingleLine) { |
| 4650 | drawableState = super.onCreateDrawableState(extraSpace); |
| 4651 | } else { |
| 4652 | drawableState = super.onCreateDrawableState(extraSpace + 1); |
Gilles Debunne | da0a3f0 | 2010-12-22 10:07:15 -0800 | [diff] [blame] | 4653 | mergeDrawableStates(drawableState, MULTILINE_STATE_SET); |
| 4654 | } |
| 4655 | |
Gilles Debunne | 86b9c78 | 2010-11-11 10:43:48 -0800 | [diff] [blame] | 4656 | if (mTextIsSelectable) { |
| 4657 | // Disable pressed state, which was introduced when TextView was made clickable. |
| 4658 | // Prevents text color change. |
| 4659 | // setClickable(false) would have a similar effect, but it also disables focus changes |
| 4660 | // and long press actions, which are both needed by text selection. |
| 4661 | final int length = drawableState.length; |
| 4662 | for (int i = 0; i < length; i++) { |
| 4663 | if (drawableState[i] == R.attr.state_pressed) { |
| 4664 | final int[] nonPressedState = new int[length - 1]; |
| 4665 | System.arraycopy(drawableState, 0, nonPressedState, 0, i); |
| 4666 | System.arraycopy(drawableState, i + 1, nonPressedState, i, length - i - 1); |
| 4667 | return nonPressedState; |
| 4668 | } |
| 4669 | } |
| 4670 | } |
Gilles Debunne | da0a3f0 | 2010-12-22 10:07:15 -0800 | [diff] [blame] | 4671 | |
Gilles Debunne | 86b9c78 | 2010-11-11 10:43:48 -0800 | [diff] [blame] | 4672 | return drawableState; |
| 4673 | } |
| 4674 | |
Romain Guy | c4d8eb6 | 2010-08-18 20:48:33 -0700 | [diff] [blame] | 4675 | @Override |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4676 | protected void onDraw(Canvas canvas) { |
Michael Jurka | 2b942d5 | 2011-03-01 13:26:11 -0800 | [diff] [blame] | 4677 | if (mPreDrawState == PREDRAW_DONE) { |
| 4678 | final ViewTreeObserver observer = getViewTreeObserver(); |
| 4679 | observer.removeOnPreDrawListener(this); |
| 4680 | mPreDrawState = PREDRAW_NOT_REGISTERED; |
| 4681 | } |
| 4682 | |
Romain Guy | 909cbaf | 2010-10-13 18:19:48 -0700 | [diff] [blame] | 4683 | if (mCurrentAlpha <= ViewConfiguration.ALPHA_THRESHOLD_INT) return; |
| 4684 | |
Romain Guy | 986003d | 2009-03-25 17:42:35 -0700 | [diff] [blame] | 4685 | restartMarqueeIfNeeded(); |
| 4686 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4687 | // Draw the background for this view |
| 4688 | super.onDraw(canvas); |
| 4689 | |
| 4690 | final int compoundPaddingLeft = getCompoundPaddingLeft(); |
| 4691 | final int compoundPaddingTop = getCompoundPaddingTop(); |
| 4692 | final int compoundPaddingRight = getCompoundPaddingRight(); |
| 4693 | final int compoundPaddingBottom = getCompoundPaddingBottom(); |
| 4694 | final int scrollX = mScrollX; |
| 4695 | final int scrollY = mScrollY; |
| 4696 | final int right = mRight; |
| 4697 | final int left = mLeft; |
| 4698 | final int bottom = mBottom; |
| 4699 | final int top = mTop; |
| 4700 | |
| 4701 | final Drawables dr = mDrawables; |
| 4702 | if (dr != null) { |
| 4703 | /* |
| 4704 | * Compound, not extended, because the icon is not clipped |
| 4705 | * if the text height is smaller. |
| 4706 | */ |
| 4707 | |
| 4708 | int vspace = bottom - top - compoundPaddingBottom - compoundPaddingTop; |
| 4709 | int hspace = right - left - compoundPaddingRight - compoundPaddingLeft; |
| 4710 | |
Romain Guy | 3c77d39 | 2009-05-20 11:26:50 -0700 | [diff] [blame] | 4711 | // IMPORTANT: The coordinates computed are also used in invalidateDrawable() |
| 4712 | // Make sure to update invalidateDrawable() when changing this code. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4713 | if (dr.mDrawableLeft != null) { |
| 4714 | canvas.save(); |
| 4715 | canvas.translate(scrollX + mPaddingLeft, |
| 4716 | scrollY + compoundPaddingTop + |
| 4717 | (vspace - dr.mDrawableHeightLeft) / 2); |
| 4718 | dr.mDrawableLeft.draw(canvas); |
| 4719 | canvas.restore(); |
| 4720 | } |
| 4721 | |
Romain Guy | 3c77d39 | 2009-05-20 11:26:50 -0700 | [diff] [blame] | 4722 | // IMPORTANT: The coordinates computed are also used in invalidateDrawable() |
| 4723 | // Make sure to update invalidateDrawable() when changing this code. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4724 | if (dr.mDrawableRight != null) { |
| 4725 | canvas.save(); |
| 4726 | canvas.translate(scrollX + right - left - mPaddingRight - dr.mDrawableSizeRight, |
| 4727 | scrollY + compoundPaddingTop + (vspace - dr.mDrawableHeightRight) / 2); |
| 4728 | dr.mDrawableRight.draw(canvas); |
| 4729 | canvas.restore(); |
| 4730 | } |
| 4731 | |
Romain Guy | 3c77d39 | 2009-05-20 11:26:50 -0700 | [diff] [blame] | 4732 | // IMPORTANT: The coordinates computed are also used in invalidateDrawable() |
| 4733 | // Make sure to update invalidateDrawable() when changing this code. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4734 | if (dr.mDrawableTop != null) { |
| 4735 | canvas.save(); |
| 4736 | canvas.translate(scrollX + compoundPaddingLeft + (hspace - dr.mDrawableWidthTop) / 2, |
| 4737 | scrollY + mPaddingTop); |
| 4738 | dr.mDrawableTop.draw(canvas); |
| 4739 | canvas.restore(); |
| 4740 | } |
| 4741 | |
Romain Guy | 3c77d39 | 2009-05-20 11:26:50 -0700 | [diff] [blame] | 4742 | // IMPORTANT: The coordinates computed are also used in invalidateDrawable() |
| 4743 | // Make sure to update invalidateDrawable() when changing this code. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4744 | if (dr.mDrawableBottom != null) { |
| 4745 | canvas.save(); |
| 4746 | canvas.translate(scrollX + compoundPaddingLeft + |
| 4747 | (hspace - dr.mDrawableWidthBottom) / 2, |
| 4748 | scrollY + bottom - top - mPaddingBottom - dr.mDrawableSizeBottom); |
| 4749 | dr.mDrawableBottom.draw(canvas); |
| 4750 | canvas.restore(); |
| 4751 | } |
| 4752 | } |
| 4753 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4754 | int color = mCurTextColor; |
| 4755 | |
| 4756 | if (mLayout == null) { |
| 4757 | assumeLayout(); |
| 4758 | } |
| 4759 | |
| 4760 | Layout layout = mLayout; |
| 4761 | int cursorcolor = color; |
| 4762 | |
| 4763 | if (mHint != null && mText.length() == 0) { |
| 4764 | if (mHintTextColor != null) { |
| 4765 | color = mCurHintTextColor; |
| 4766 | } |
| 4767 | |
| 4768 | layout = mHintLayout; |
| 4769 | } |
| 4770 | |
| 4771 | mTextPaint.setColor(color); |
Gilles Debunne | 3dbf55c | 2010-12-16 10:31:51 -0800 | [diff] [blame] | 4772 | if (mCurrentAlpha != 255) { |
| 4773 | // If set, the alpha will override the color's alpha. Multiply the alphas. |
| 4774 | mTextPaint.setAlpha((mCurrentAlpha * Color.alpha(color)) / 255); |
| 4775 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4776 | mTextPaint.drawableState = getDrawableState(); |
| 4777 | |
| 4778 | canvas.save(); |
| 4779 | /* Would be faster if we didn't have to do this. Can we chop the |
| 4780 | (displayable) text so that we don't need to do this ever? |
| 4781 | */ |
| 4782 | |
| 4783 | int extendedPaddingTop = getExtendedPaddingTop(); |
| 4784 | int extendedPaddingBottom = getExtendedPaddingBottom(); |
| 4785 | |
| 4786 | float clipLeft = compoundPaddingLeft + scrollX; |
| 4787 | float clipTop = extendedPaddingTop + scrollY; |
| 4788 | float clipRight = right - left - compoundPaddingRight + scrollX; |
| 4789 | float clipBottom = bottom - top - extendedPaddingBottom + scrollY; |
| 4790 | |
| 4791 | if (mShadowRadius != 0) { |
| 4792 | clipLeft += Math.min(0, mShadowDx - mShadowRadius); |
| 4793 | clipRight += Math.max(0, mShadowDx + mShadowRadius); |
| 4794 | |
| 4795 | clipTop += Math.min(0, mShadowDy - mShadowRadius); |
| 4796 | clipBottom += Math.max(0, mShadowDy + mShadowRadius); |
| 4797 | } |
| 4798 | |
| 4799 | canvas.clipRect(clipLeft, clipTop, clipRight, clipBottom); |
| 4800 | |
| 4801 | int voffsetText = 0; |
| 4802 | int voffsetCursor = 0; |
| 4803 | |
| 4804 | // translate in by our padding |
| 4805 | { |
| 4806 | /* shortcircuit calling getVerticaOffset() */ |
| 4807 | if ((mGravity & Gravity.VERTICAL_GRAVITY_MASK) != Gravity.TOP) { |
| 4808 | voffsetText = getVerticalOffset(false); |
| 4809 | voffsetCursor = getVerticalOffset(true); |
| 4810 | } |
| 4811 | canvas.translate(compoundPaddingLeft, extendedPaddingTop + voffsetText); |
| 4812 | } |
| 4813 | |
Fabrice Di Meglio | c005322 | 2011-06-13 12:16:51 -0700 | [diff] [blame] | 4814 | final int layoutDirection = getResolvedLayoutDirection(); |
| 4815 | final int absoluteGravity = Gravity.getAbsoluteGravity(mGravity, layoutDirection); |
Adam Powell | 282e377 | 2011-08-30 16:51:11 -0700 | [diff] [blame] | 4816 | if (mEllipsize == TextUtils.TruncateAt.MARQUEE && |
| 4817 | mMarqueeFadeMode != MARQUEE_FADE_SWITCH_SHOW_ELLIPSIS) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4818 | if (!mSingleLine && getLineCount() == 1 && canMarquee() && |
Fabrice Di Meglio | 6a03640 | 2011-05-23 14:43:23 -0700 | [diff] [blame] | 4819 | (absoluteGravity & Gravity.HORIZONTAL_GRAVITY_MASK) != Gravity.LEFT) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4820 | canvas.translate(mLayout.getLineRight(0) - (mRight - mLeft - |
| 4821 | getCompoundPaddingLeft() - getCompoundPaddingRight()), 0.0f); |
| 4822 | } |
| 4823 | |
| 4824 | if (mMarquee != null && mMarquee.isRunning()) { |
| 4825 | canvas.translate(-mMarquee.mScroll, 0.0f); |
| 4826 | } |
| 4827 | } |
| 4828 | |
| 4829 | Path highlight = null; |
| 4830 | int selStart = -1, selEnd = -1; |
Gilles Debunne | f75c97e | 2011-02-10 16:09:53 -0800 | [diff] [blame] | 4831 | boolean drawCursor = false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4832 | |
| 4833 | // If there is no movement method, then there can be no selection. |
| 4834 | // Check that first and attempt to skip everything having to do with |
| 4835 | // the cursor. |
| 4836 | // XXX This is not strictly true -- a program could set the |
| 4837 | // selection manually if it really wanted to. |
| 4838 | if (mMovement != null && (isFocused() || isPressed())) { |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 4839 | selStart = getSelectionStart(); |
| 4840 | selEnd = getSelectionEnd(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4841 | |
Gilles Debunne | bb588da | 2011-07-11 18:26:19 -0700 | [diff] [blame] | 4842 | if (selStart >= 0) { |
Gilles Debunne | fd419b0 | 2011-08-25 11:53:26 -0700 | [diff] [blame] | 4843 | if (mHighlightPath == null) mHighlightPath = new Path(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4844 | |
| 4845 | if (selStart == selEnd) { |
Gilles Debunne | bb588da | 2011-07-11 18:26:19 -0700 | [diff] [blame] | 4846 | if (isCursorVisible() && |
Gilles Debunne | 86b9c78 | 2010-11-11 10:43:48 -0800 | [diff] [blame] | 4847 | (SystemClock.uptimeMillis() - mShowCursor) % (2 * BLINK) < BLINK) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4848 | if (mHighlightPathBogus) { |
| 4849 | mHighlightPath.reset(); |
| 4850 | mLayout.getCursorPath(selStart, mHighlightPath, mText); |
Gilles Debunne | f75c97e | 2011-02-10 16:09:53 -0800 | [diff] [blame] | 4851 | updateCursorsPositions(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4852 | mHighlightPathBogus = false; |
| 4853 | } |
| 4854 | |
| 4855 | // XXX should pass to skin instead of drawing directly |
| 4856 | mHighlightPaint.setColor(cursorcolor); |
Gilles Debunne | 3dbf55c | 2010-12-16 10:31:51 -0800 | [diff] [blame] | 4857 | if (mCurrentAlpha != 255) { |
| 4858 | mHighlightPaint.setAlpha( |
| 4859 | (mCurrentAlpha * Color.alpha(cursorcolor)) / 255); |
| 4860 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4861 | mHighlightPaint.setStyle(Paint.Style.STROKE); |
Gilles Debunne | 46b7d44 | 2011-02-17 16:03:10 -0800 | [diff] [blame] | 4862 | highlight = mHighlightPath; |
Gilles Debunne | eca97a3 | 2011-02-23 17:48:28 -0800 | [diff] [blame] | 4863 | drawCursor = mCursorCount > 0; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4864 | } |
Gilles Debunne | bb588da | 2011-07-11 18:26:19 -0700 | [diff] [blame] | 4865 | } else if (textCanBeSelected()) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4866 | if (mHighlightPathBogus) { |
| 4867 | mHighlightPath.reset(); |
| 4868 | mLayout.getSelectionPath(selStart, selEnd, mHighlightPath); |
| 4869 | mHighlightPathBogus = false; |
| 4870 | } |
| 4871 | |
| 4872 | // XXX should pass to skin instead of drawing directly |
| 4873 | mHighlightPaint.setColor(mHighlightColor); |
Gilles Debunne | 3dbf55c | 2010-12-16 10:31:51 -0800 | [diff] [blame] | 4874 | if (mCurrentAlpha != 255) { |
| 4875 | mHighlightPaint.setAlpha( |
| 4876 | (mCurrentAlpha * Color.alpha(mHighlightColor)) / 255); |
| 4877 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4878 | mHighlightPaint.setStyle(Paint.Style.FILL); |
| 4879 | |
| 4880 | highlight = mHighlightPath; |
| 4881 | } |
| 4882 | } |
| 4883 | } |
| 4884 | |
| 4885 | /* Comment out until we decide what to do about animations |
| 4886 | boolean isLinearTextOn = false; |
| 4887 | if (currentTransformation != null) { |
| 4888 | isLinearTextOn = mTextPaint.isLinearTextOn(); |
| 4889 | Matrix m = currentTransformation.getMatrix(); |
| 4890 | if (!m.isIdentity()) { |
| 4891 | // mTextPaint.setLinearTextOn(true); |
| 4892 | } |
| 4893 | } |
| 4894 | */ |
| 4895 | |
| 4896 | final InputMethodState ims = mInputMethodState; |
Gilles Debunne | 12d91ce | 2010-12-10 11:36:29 -0800 | [diff] [blame] | 4897 | final int cursorOffsetVertical = voffsetCursor - voffsetText; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4898 | if (ims != null && ims.mBatchEditNesting == 0) { |
| 4899 | InputMethodManager imm = InputMethodManager.peekInstance(); |
| 4900 | if (imm != null) { |
| 4901 | if (imm.isActive(this)) { |
| 4902 | boolean reported = false; |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 4903 | if (ims.mContentChanged || ims.mSelectionModeChanged) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4904 | // We are in extract mode and the content has changed |
| 4905 | // in some way... just report complete new text to the |
| 4906 | // input method. |
| 4907 | reported = reportExtractedText(); |
| 4908 | } |
| 4909 | if (!reported && highlight != null) { |
| 4910 | int candStart = -1; |
| 4911 | int candEnd = -1; |
| 4912 | if (mText instanceof Spannable) { |
| 4913 | Spannable sp = (Spannable)mText; |
| 4914 | candStart = EditableInputConnection.getComposingSpanStart(sp); |
| 4915 | candEnd = EditableInputConnection.getComposingSpanEnd(sp); |
| 4916 | } |
| 4917 | imm.updateSelection(this, selStart, selEnd, candStart, candEnd); |
| 4918 | } |
| 4919 | } |
| 4920 | |
| 4921 | if (imm.isWatchingCursor(this) && highlight != null) { |
| 4922 | highlight.computeBounds(ims.mTmpRectF, true); |
| 4923 | ims.mTmpOffset[0] = ims.mTmpOffset[1] = 0; |
| 4924 | |
| 4925 | canvas.getMatrix().mapPoints(ims.mTmpOffset); |
| 4926 | ims.mTmpRectF.offset(ims.mTmpOffset[0], ims.mTmpOffset[1]); |
| 4927 | |
Gilles Debunne | 12d91ce | 2010-12-10 11:36:29 -0800 | [diff] [blame] | 4928 | ims.mTmpRectF.offset(0, cursorOffsetVertical); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4929 | |
| 4930 | ims.mCursorRectInWindow.set((int)(ims.mTmpRectF.left + 0.5), |
| 4931 | (int)(ims.mTmpRectF.top + 0.5), |
| 4932 | (int)(ims.mTmpRectF.right + 0.5), |
| 4933 | (int)(ims.mTmpRectF.bottom + 0.5)); |
| 4934 | |
| 4935 | imm.updateCursor(this, |
| 4936 | ims.mCursorRectInWindow.left, ims.mCursorRectInWindow.top, |
| 4937 | ims.mCursorRectInWindow.right, ims.mCursorRectInWindow.bottom); |
| 4938 | } |
| 4939 | } |
| 4940 | } |
| 4941 | |
Gilles Debunne | 12d91ce | 2010-12-10 11:36:29 -0800 | [diff] [blame] | 4942 | if (mCorrectionHighlighter != null) { |
| 4943 | mCorrectionHighlighter.draw(canvas, cursorOffsetVertical); |
| 4944 | } |
| 4945 | |
Gilles Debunne | 46b7d44 | 2011-02-17 16:03:10 -0800 | [diff] [blame] | 4946 | if (drawCursor) { |
| 4947 | drawCursor(canvas, cursorOffsetVertical); |
| 4948 | // Rely on the drawable entirely, do not draw the cursor line. |
| 4949 | // Has to be done after the IMM related code above which relies on the highlight. |
| 4950 | highlight = null; |
| 4951 | } |
Gilles Debunne | f75c97e | 2011-02-10 16:09:53 -0800 | [diff] [blame] | 4952 | |
Gilles Debunne | 12d91ce | 2010-12-10 11:36:29 -0800 | [diff] [blame] | 4953 | layout.draw(canvas, highlight, mHighlightPaint, cursorOffsetVertical); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4954 | |
Romain Guy | c230319 | 2009-04-03 17:37:18 -0700 | [diff] [blame] | 4955 | if (mMarquee != null && mMarquee.shouldDrawGhost()) { |
| 4956 | canvas.translate((int) mMarquee.getGhostOffset(), 0.0f); |
Gilles Debunne | 12d91ce | 2010-12-10 11:36:29 -0800 | [diff] [blame] | 4957 | layout.draw(canvas, highlight, mHighlightPaint, cursorOffsetVertical); |
Romain Guy | c230319 | 2009-04-03 17:37:18 -0700 | [diff] [blame] | 4958 | } |
| 4959 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4960 | /* Comment out until we decide what to do about animations |
| 4961 | if (currentTransformation != null) { |
| 4962 | mTextPaint.setLinearTextOn(isLinearTextOn); |
| 4963 | } |
| 4964 | */ |
| 4965 | |
| 4966 | canvas.restore(); |
Leon Scroggins | 5642625 | 2010-11-01 15:45:37 -0400 | [diff] [blame] | 4967 | } |
| 4968 | |
Gilles Debunne | f75c97e | 2011-02-10 16:09:53 -0800 | [diff] [blame] | 4969 | private void updateCursorsPositions() { |
Gilles Debunne | eca97a3 | 2011-02-23 17:48:28 -0800 | [diff] [blame] | 4970 | if (mCursorDrawableRes == 0) { |
| 4971 | mCursorCount = 0; |
| 4972 | return; |
| 4973 | } |
Gilles Debunne | f75c97e | 2011-02-10 16:09:53 -0800 | [diff] [blame] | 4974 | |
| 4975 | final int offset = getSelectionStart(); |
| 4976 | final int line = mLayout.getLineForOffset(offset); |
| 4977 | final int top = mLayout.getLineTop(line); |
| 4978 | final int bottom = mLayout.getLineTop(line + 1); |
| 4979 | |
| 4980 | mCursorCount = mLayout.isLevelBoundary(offset) ? 2 : 1; |
| 4981 | |
| 4982 | int middle = bottom; |
| 4983 | if (mCursorCount == 2) { |
| 4984 | // Similar to what is done in {@link Layout.#getCursorPath(int, Path, CharSequence)} |
| 4985 | middle = (top + bottom) >> 1; |
| 4986 | } |
| 4987 | |
| 4988 | updateCursorPosition(0, top, middle, mLayout.getPrimaryHorizontal(offset)); |
| 4989 | |
| 4990 | if (mCursorCount == 2) { |
| 4991 | updateCursorPosition(1, middle, bottom, mLayout.getSecondaryHorizontal(offset)); |
| 4992 | } |
| 4993 | } |
| 4994 | |
| 4995 | private void updateCursorPosition(int cursorIndex, int top, int bottom, float horizontal) { |
| 4996 | if (mCursorDrawable[cursorIndex] == null) |
| 4997 | mCursorDrawable[cursorIndex] = mContext.getResources().getDrawable(mCursorDrawableRes); |
| 4998 | |
| 4999 | if (mTempRect == null) mTempRect = new Rect(); |
| 5000 | |
| 5001 | mCursorDrawable[cursorIndex].getPadding(mTempRect); |
| 5002 | final int width = mCursorDrawable[cursorIndex].getIntrinsicWidth(); |
| 5003 | horizontal = Math.max(0.5f, horizontal - 0.5f); |
| 5004 | final int left = (int) (horizontal) - mTempRect.left; |
| 5005 | mCursorDrawable[cursorIndex].setBounds(left, top - mTempRect.top, left + width, |
| 5006 | bottom + mTempRect.bottom); |
| 5007 | } |
| 5008 | |
| 5009 | private void drawCursor(Canvas canvas, int cursorOffsetVertical) { |
| 5010 | final boolean translate = cursorOffsetVertical != 0; |
| 5011 | if (translate) canvas.translate(0, cursorOffsetVertical); |
| 5012 | for (int i = 0; i < mCursorCount; i++) { |
| 5013 | mCursorDrawable[i].draw(canvas); |
| 5014 | } |
| 5015 | if (translate) canvas.translate(0, -cursorOffsetVertical); |
| 5016 | } |
| 5017 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5018 | @Override |
| 5019 | public void getFocusedRect(Rect r) { |
| 5020 | if (mLayout == null) { |
| 5021 | super.getFocusedRect(r); |
| 5022 | return; |
| 5023 | } |
| 5024 | |
Dianne Hackborn | 70a3f67 | 2011-08-08 14:32:41 -0700 | [diff] [blame] | 5025 | int selEnd = getSelectionEnd(); |
| 5026 | if (selEnd < 0) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5027 | super.getFocusedRect(r); |
| 5028 | return; |
| 5029 | } |
| 5030 | |
Dianne Hackborn | 70a3f67 | 2011-08-08 14:32:41 -0700 | [diff] [blame] | 5031 | int selStart = getSelectionStart(); |
| 5032 | if (selStart < 0 || selStart >= selEnd) { |
| 5033 | int line = mLayout.getLineForOffset(selEnd); |
| 5034 | r.top = mLayout.getLineTop(line); |
| 5035 | r.bottom = mLayout.getLineBottom(line); |
| 5036 | r.left = (int) mLayout.getPrimaryHorizontal(selEnd) - 2; |
| 5037 | r.right = r.left + 4; |
| 5038 | } else { |
| 5039 | int lineStart = mLayout.getLineForOffset(selStart); |
| 5040 | int lineEnd = mLayout.getLineForOffset(selEnd); |
| 5041 | r.top = mLayout.getLineTop(lineStart); |
| 5042 | r.bottom = mLayout.getLineBottom(lineEnd); |
| 5043 | if (lineStart == lineEnd) { |
| 5044 | r.left = (int) mLayout.getPrimaryHorizontal(selStart); |
| 5045 | r.right = (int) mLayout.getPrimaryHorizontal(selEnd); |
| 5046 | } else { |
| 5047 | // Selection extends across multiple lines -- the focused |
| 5048 | // rect covers the entire width. |
Gilles Debunne | fd419b0 | 2011-08-25 11:53:26 -0700 | [diff] [blame] | 5049 | if (mHighlightPath == null) mHighlightPath = new Path(); |
Dianne Hackborn | 70a3f67 | 2011-08-08 14:32:41 -0700 | [diff] [blame] | 5050 | if (mHighlightPathBogus) { |
| 5051 | mHighlightPath.reset(); |
| 5052 | mLayout.getSelectionPath(selStart, selEnd, mHighlightPath); |
| 5053 | mHighlightPathBogus = false; |
| 5054 | } |
| 5055 | synchronized (sTempRect) { |
| 5056 | mHighlightPath.computeBounds(sTempRect, true); |
| 5057 | r.left = (int)sTempRect.left-1; |
| 5058 | r.right = (int)sTempRect.right+1; |
| 5059 | } |
| 5060 | } |
| 5061 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5062 | |
| 5063 | // Adjust for padding and gravity. |
| 5064 | int paddingLeft = getCompoundPaddingLeft(); |
| 5065 | int paddingTop = getExtendedPaddingTop(); |
| 5066 | if ((mGravity & Gravity.VERTICAL_GRAVITY_MASK) != Gravity.TOP) { |
| 5067 | paddingTop += getVerticalOffset(false); |
| 5068 | } |
| 5069 | r.offset(paddingLeft, paddingTop); |
| 5070 | } |
| 5071 | |
| 5072 | /** |
| 5073 | * Return the number of lines of text, or 0 if the internal Layout has not |
| 5074 | * been built. |
| 5075 | */ |
| 5076 | public int getLineCount() { |
| 5077 | return mLayout != null ? mLayout.getLineCount() : 0; |
| 5078 | } |
| 5079 | |
| 5080 | /** |
| 5081 | * Return the baseline for the specified line (0...getLineCount() - 1) |
| 5082 | * If bounds is not null, return the top, left, right, bottom extents |
| 5083 | * of the specified line in it. If the internal Layout has not been built, |
| 5084 | * return 0 and set bounds to (0, 0, 0, 0) |
| 5085 | * @param line which line to examine (0..getLineCount() - 1) |
| 5086 | * @param bounds Optional. If not null, it returns the extent of the line |
| 5087 | * @return the Y-coordinate of the baseline |
| 5088 | */ |
| 5089 | public int getLineBounds(int line, Rect bounds) { |
| 5090 | if (mLayout == null) { |
| 5091 | if (bounds != null) { |
| 5092 | bounds.set(0, 0, 0, 0); |
| 5093 | } |
| 5094 | return 0; |
| 5095 | } |
| 5096 | else { |
| 5097 | int baseline = mLayout.getLineBounds(line, bounds); |
| 5098 | |
| 5099 | int voffset = getExtendedPaddingTop(); |
| 5100 | if ((mGravity & Gravity.VERTICAL_GRAVITY_MASK) != Gravity.TOP) { |
| 5101 | voffset += getVerticalOffset(true); |
| 5102 | } |
| 5103 | if (bounds != null) { |
| 5104 | bounds.offset(getCompoundPaddingLeft(), voffset); |
| 5105 | } |
| 5106 | return baseline + voffset; |
| 5107 | } |
| 5108 | } |
| 5109 | |
| 5110 | @Override |
| 5111 | public int getBaseline() { |
| 5112 | if (mLayout == null) { |
| 5113 | return super.getBaseline(); |
| 5114 | } |
| 5115 | |
| 5116 | int voffset = 0; |
| 5117 | if ((mGravity & Gravity.VERTICAL_GRAVITY_MASK) != Gravity.TOP) { |
| 5118 | voffset = getVerticalOffset(true); |
| 5119 | } |
| 5120 | |
| 5121 | return getExtendedPaddingTop() + voffset + mLayout.getLineBaseline(0); |
| 5122 | } |
| 5123 | |
Romain Guy | f2fc460 | 2011-07-19 15:20:03 -0700 | [diff] [blame] | 5124 | /** |
| 5125 | * @hide |
| 5126 | * @param offsetRequired |
| 5127 | */ |
| 5128 | @Override |
| 5129 | protected int getFadeTop(boolean offsetRequired) { |
Romain Guy | 59f13c7d | 2011-07-19 18:35:33 -0700 | [diff] [blame] | 5130 | if (mLayout == null) return 0; |
| 5131 | |
Romain Guy | f2fc460 | 2011-07-19 15:20:03 -0700 | [diff] [blame] | 5132 | int voffset = 0; |
| 5133 | if ((mGravity & Gravity.VERTICAL_GRAVITY_MASK) != Gravity.TOP) { |
| 5134 | voffset = getVerticalOffset(true); |
| 5135 | } |
| 5136 | |
| 5137 | if (offsetRequired) voffset += getTopPaddingOffset(); |
| 5138 | |
| 5139 | return getExtendedPaddingTop() + voffset; |
| 5140 | } |
| 5141 | |
| 5142 | /** |
| 5143 | * @hide |
| 5144 | * @param offsetRequired |
| 5145 | */ |
Gilles Debunne | 3784a7f | 2011-07-15 13:49:38 -0700 | [diff] [blame] | 5146 | @Override |
Romain Guy | f2fc460 | 2011-07-19 15:20:03 -0700 | [diff] [blame] | 5147 | protected int getFadeHeight(boolean offsetRequired) { |
| 5148 | return mLayout != null ? mLayout.getHeight() : 0; |
| 5149 | } |
| 5150 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5151 | @Override |
Gilles Debunne | 4a7199a | 2011-07-11 14:58:27 -0700 | [diff] [blame] | 5152 | public boolean onKeyPreIme(int keyCode, KeyEvent event) { |
| 5153 | if (keyCode == KeyEvent.KEYCODE_BACK) { |
Gilles Debunne | 4a7199a | 2011-07-11 14:58:27 -0700 | [diff] [blame] | 5154 | boolean isInSelectionMode = mSelectionActionMode != null; |
| 5155 | |
Gilles Debunne | 28294cc | 2011-08-24 12:02:05 -0700 | [diff] [blame] | 5156 | if (isInSelectionMode) { |
Gilles Debunne | 4a7199a | 2011-07-11 14:58:27 -0700 | [diff] [blame] | 5157 | if (event.getAction() == KeyEvent.ACTION_DOWN && event.getRepeatCount() == 0) { |
| 5158 | KeyEvent.DispatcherState state = getKeyDispatcherState(); |
| 5159 | if (state != null) { |
| 5160 | state.startTracking(event, this); |
| 5161 | } |
| 5162 | return true; |
| 5163 | } else if (event.getAction() == KeyEvent.ACTION_UP) { |
| 5164 | KeyEvent.DispatcherState state = getKeyDispatcherState(); |
| 5165 | if (state != null) { |
| 5166 | state.handleUpEvent(event); |
| 5167 | } |
| 5168 | if (event.isTracking() && !event.isCanceled()) { |
Gilles Debunne | 4a7199a | 2011-07-11 14:58:27 -0700 | [diff] [blame] | 5169 | if (isInSelectionMode) { |
| 5170 | stopSelectionActionMode(); |
| 5171 | return true; |
| 5172 | } |
| 5173 | } |
| 5174 | } |
| 5175 | } |
| 5176 | } |
| 5177 | return super.onKeyPreIme(keyCode, event); |
| 5178 | } |
| 5179 | |
| 5180 | @Override |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5181 | public boolean onKeyDown(int keyCode, KeyEvent event) { |
| 5182 | int which = doKeyDown(keyCode, event, null); |
| 5183 | if (which == 0) { |
| 5184 | // Go through default dispatching. |
| 5185 | return super.onKeyDown(keyCode, event); |
| 5186 | } |
| 5187 | |
| 5188 | return true; |
| 5189 | } |
| 5190 | |
| 5191 | @Override |
| 5192 | public boolean onKeyMultiple(int keyCode, int repeatCount, KeyEvent event) { |
The Android Open Source Project | 1059253 | 2009-03-18 17:39:46 -0700 | [diff] [blame] | 5193 | KeyEvent down = KeyEvent.changeAction(event, KeyEvent.ACTION_DOWN); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5194 | |
| 5195 | int which = doKeyDown(keyCode, down, event); |
| 5196 | if (which == 0) { |
| 5197 | // Go through default dispatching. |
| 5198 | return super.onKeyMultiple(keyCode, repeatCount, event); |
| 5199 | } |
| 5200 | if (which == -1) { |
| 5201 | // Consumed the whole thing. |
| 5202 | return true; |
| 5203 | } |
| 5204 | |
| 5205 | repeatCount--; |
| 5206 | |
| 5207 | // We are going to dispatch the remaining events to either the input |
| 5208 | // or movement method. To do this, we will just send a repeated stream |
| 5209 | // of down and up events until we have done the complete repeatCount. |
| 5210 | // It would be nice if those interfaces had an onKeyMultiple() method, |
| 5211 | // but adding that is a more complicated change. |
The Android Open Source Project | 1059253 | 2009-03-18 17:39:46 -0700 | [diff] [blame] | 5212 | KeyEvent up = KeyEvent.changeAction(event, KeyEvent.ACTION_UP); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5213 | if (which == 1) { |
| 5214 | mInput.onKeyUp(this, (Editable)mText, keyCode, up); |
| 5215 | while (--repeatCount > 0) { |
| 5216 | mInput.onKeyDown(this, (Editable)mText, keyCode, down); |
| 5217 | mInput.onKeyUp(this, (Editable)mText, keyCode, up); |
| 5218 | } |
Gilles Debunne | b7fc63f | 2011-01-27 15:55:29 -0800 | [diff] [blame] | 5219 | hideErrorIfUnchanged(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5220 | |
| 5221 | } else if (which == 2) { |
| 5222 | mMovement.onKeyUp(this, (Spannable)mText, keyCode, up); |
| 5223 | while (--repeatCount > 0) { |
| 5224 | mMovement.onKeyDown(this, (Spannable)mText, keyCode, down); |
| 5225 | mMovement.onKeyUp(this, (Spannable)mText, keyCode, up); |
| 5226 | } |
| 5227 | } |
| 5228 | |
| 5229 | return true; |
| 5230 | } |
| 5231 | |
| 5232 | /** |
| 5233 | * Returns true if pressing ENTER in this field advances focus instead |
| 5234 | * of inserting the character. This is true mostly in single-line fields, |
| 5235 | * but also in mail addresses and subjects which will display on multiple |
| 5236 | * lines but where it doesn't make sense to insert newlines. |
| 5237 | */ |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 5238 | private boolean shouldAdvanceFocusOnEnter() { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5239 | if (mInput == null) { |
| 5240 | return false; |
| 5241 | } |
| 5242 | |
| 5243 | if (mSingleLine) { |
| 5244 | return true; |
| 5245 | } |
| 5246 | |
| 5247 | if ((mInputType & EditorInfo.TYPE_MASK_CLASS) == EditorInfo.TYPE_CLASS_TEXT) { |
| 5248 | int variation = mInputType & EditorInfo.TYPE_MASK_VARIATION; |
Jeff Brown | 4e6319b | 2010-12-13 10:36:51 -0800 | [diff] [blame] | 5249 | if (variation == EditorInfo.TYPE_TEXT_VARIATION_EMAIL_ADDRESS |
| 5250 | || variation == EditorInfo.TYPE_TEXT_VARIATION_EMAIL_SUBJECT) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5251 | return true; |
| 5252 | } |
| 5253 | } |
| 5254 | |
| 5255 | return false; |
| 5256 | } |
| 5257 | |
Jeff Brown | 4e6319b | 2010-12-13 10:36:51 -0800 | [diff] [blame] | 5258 | /** |
| 5259 | * Returns true if pressing TAB in this field advances focus instead |
| 5260 | * of inserting the character. Insert tabs only in multi-line editors. |
| 5261 | */ |
| 5262 | private boolean shouldAdvanceFocusOnTab() { |
| 5263 | if (mInput != null && !mSingleLine) { |
| 5264 | if ((mInputType & EditorInfo.TYPE_MASK_CLASS) == EditorInfo.TYPE_CLASS_TEXT) { |
| 5265 | int variation = mInputType & EditorInfo.TYPE_MASK_VARIATION; |
| 5266 | if (variation == EditorInfo.TYPE_TEXT_FLAG_IME_MULTI_LINE |
| 5267 | || variation == EditorInfo.TYPE_TEXT_FLAG_MULTI_LINE) { |
| 5268 | return false; |
| 5269 | } |
| 5270 | } |
| 5271 | } |
| 5272 | return true; |
| 5273 | } |
| 5274 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5275 | private int doKeyDown(int keyCode, KeyEvent event, KeyEvent otherEvent) { |
| 5276 | if (!isEnabled()) { |
| 5277 | return 0; |
| 5278 | } |
| 5279 | |
| 5280 | switch (keyCode) { |
| 5281 | case KeyEvent.KEYCODE_ENTER: |
Gilles Debunne | cf1e925 | 2010-10-07 20:46:03 -0700 | [diff] [blame] | 5282 | mEnterKeyIsDown = true; |
Jeff Brown | 4e6319b | 2010-12-13 10:36:51 -0800 | [diff] [blame] | 5283 | if (event.hasNoModifiers()) { |
The Android Open Source Project | 1059253 | 2009-03-18 17:39:46 -0700 | [diff] [blame] | 5284 | // When mInputContentType is set, we know that we are |
| 5285 | // running in a "modern" cupcake environment, so don't need |
| 5286 | // to worry about the application trying to capture |
| 5287 | // enter key events. |
| 5288 | if (mInputContentType != null) { |
The Android Open Source Project | 1059253 | 2009-03-18 17:39:46 -0700 | [diff] [blame] | 5289 | // If there is an action listener, given them a |
| 5290 | // chance to consume the event. |
| 5291 | if (mInputContentType.onEditorActionListener != null && |
| 5292 | mInputContentType.onEditorActionListener.onEditorAction( |
| 5293 | this, EditorInfo.IME_NULL, event)) { |
| 5294 | mInputContentType.enterDown = true; |
| 5295 | // We are consuming the enter key for them. |
| 5296 | return -1; |
| 5297 | } |
| 5298 | } |
Jeff Brown | 4e6319b | 2010-12-13 10:36:51 -0800 | [diff] [blame] | 5299 | |
The Android Open Source Project | 1059253 | 2009-03-18 17:39:46 -0700 | [diff] [blame] | 5300 | // If our editor should move focus when enter is pressed, or |
| 5301 | // this is a generated event from an IME action button, then |
| 5302 | // don't let it be inserted into the text. |
Jeff Brown | 4e6319b | 2010-12-13 10:36:51 -0800 | [diff] [blame] | 5303 | if ((event.getFlags() & KeyEvent.FLAG_EDITOR_ACTION) != 0 |
The Android Open Source Project | 1059253 | 2009-03-18 17:39:46 -0700 | [diff] [blame] | 5304 | || shouldAdvanceFocusOnEnter()) { |
Leon Scroggins | 7014b12 | 2011-01-11 15:17:34 -0500 | [diff] [blame] | 5305 | if (mOnClickListener != null) { |
| 5306 | return 0; |
| 5307 | } |
The Android Open Source Project | 1059253 | 2009-03-18 17:39:46 -0700 | [diff] [blame] | 5308 | return -1; |
| 5309 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5310 | } |
The Android Open Source Project | 1059253 | 2009-03-18 17:39:46 -0700 | [diff] [blame] | 5311 | break; |
| 5312 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5313 | case KeyEvent.KEYCODE_DPAD_CENTER: |
Gilles Debunne | cf1e925 | 2010-10-07 20:46:03 -0700 | [diff] [blame] | 5314 | mDPadCenterIsDown = true; |
Jeff Brown | 4e6319b | 2010-12-13 10:36:51 -0800 | [diff] [blame] | 5315 | if (event.hasNoModifiers()) { |
| 5316 | if (shouldAdvanceFocusOnEnter()) { |
| 5317 | return 0; |
| 5318 | } |
| 5319 | } |
| 5320 | break; |
| 5321 | |
| 5322 | case KeyEvent.KEYCODE_TAB: |
| 5323 | if (event.hasNoModifiers() || event.hasModifiers(KeyEvent.META_SHIFT_ON)) { |
| 5324 | if (shouldAdvanceFocusOnTab()) { |
| 5325 | return 0; |
| 5326 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5327 | } |
Gilles Debunne | 64e54a6 | 2010-09-07 19:07:17 -0700 | [diff] [blame] | 5328 | break; |
| 5329 | |
| 5330 | // Has to be done on key down (and not on key up) to correctly be intercepted. |
| 5331 | case KeyEvent.KEYCODE_BACK: |
| 5332 | if (mSelectionActionMode != null) { |
| 5333 | stopSelectionActionMode(); |
| 5334 | return -1; |
| 5335 | } |
| 5336 | break; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5337 | } |
| 5338 | |
| 5339 | if (mInput != null) { |
Gilles Debunne | b7fc63f | 2011-01-27 15:55:29 -0800 | [diff] [blame] | 5340 | resetErrorChangedFlag(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5341 | |
| 5342 | boolean doDown = true; |
| 5343 | if (otherEvent != null) { |
| 5344 | try { |
| 5345 | beginBatchEdit(); |
Gilles Debunne | 12ab645 | 2011-01-30 12:08:25 -0800 | [diff] [blame] | 5346 | final boolean handled = mInput.onKeyOther(this, (Editable) mText, otherEvent); |
Gilles Debunne | b7fc63f | 2011-01-27 15:55:29 -0800 | [diff] [blame] | 5347 | hideErrorIfUnchanged(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5348 | doDown = false; |
| 5349 | if (handled) { |
| 5350 | return -1; |
| 5351 | } |
| 5352 | } catch (AbstractMethodError e) { |
| 5353 | // onKeyOther was added after 1.0, so if it isn't |
| 5354 | // implemented we need to try to dispatch as a regular down. |
| 5355 | } finally { |
| 5356 | endBatchEdit(); |
| 5357 | } |
| 5358 | } |
| 5359 | |
| 5360 | if (doDown) { |
| 5361 | beginBatchEdit(); |
Gilles Debunne | 12ab645 | 2011-01-30 12:08:25 -0800 | [diff] [blame] | 5362 | final boolean handled = mInput.onKeyDown(this, (Editable) mText, keyCode, event); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5363 | endBatchEdit(); |
Gilles Debunne | 12ab645 | 2011-01-30 12:08:25 -0800 | [diff] [blame] | 5364 | hideErrorIfUnchanged(); |
| 5365 | if (handled) return 1; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5366 | } |
| 5367 | } |
| 5368 | |
| 5369 | // bug 650865: sometimes we get a key event before a layout. |
| 5370 | // don't try to move around if we don't know the layout. |
| 5371 | |
| 5372 | if (mMovement != null && mLayout != null) { |
| 5373 | boolean doDown = true; |
| 5374 | if (otherEvent != null) { |
| 5375 | try { |
| 5376 | boolean handled = mMovement.onKeyOther(this, (Spannable) mText, |
| 5377 | otherEvent); |
| 5378 | doDown = false; |
| 5379 | if (handled) { |
| 5380 | return -1; |
| 5381 | } |
| 5382 | } catch (AbstractMethodError e) { |
| 5383 | // onKeyOther was added after 1.0, so if it isn't |
| 5384 | // implemented we need to try to dispatch as a regular down. |
| 5385 | } |
| 5386 | } |
| 5387 | if (doDown) { |
| 5388 | if (mMovement.onKeyDown(this, (Spannable)mText, keyCode, event)) |
| 5389 | return 2; |
| 5390 | } |
| 5391 | } |
| 5392 | |
| 5393 | return 0; |
| 5394 | } |
| 5395 | |
Gilles Debunne | b7fc63f | 2011-01-27 15:55:29 -0800 | [diff] [blame] | 5396 | /** |
| 5397 | * Resets the mErrorWasChanged flag, so that future calls to {@link #setError(CharSequence)} |
| 5398 | * can be recorded. |
| 5399 | * @hide |
| 5400 | */ |
| 5401 | public void resetErrorChangedFlag() { |
| 5402 | /* |
| 5403 | * Keep track of what the error was before doing the input |
| 5404 | * so that if an input filter changed the error, we leave |
| 5405 | * that error showing. Otherwise, we take down whatever |
| 5406 | * error was showing when the user types something. |
| 5407 | */ |
| 5408 | mErrorWasChanged = false; |
| 5409 | } |
| 5410 | |
| 5411 | /** |
| 5412 | * @hide |
| 5413 | */ |
| 5414 | public void hideErrorIfUnchanged() { |
| 5415 | if (mError != null && !mErrorWasChanged) { |
| 5416 | setError(null, null); |
| 5417 | } |
| 5418 | } |
| 5419 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5420 | @Override |
| 5421 | public boolean onKeyUp(int keyCode, KeyEvent event) { |
| 5422 | if (!isEnabled()) { |
| 5423 | return super.onKeyUp(keyCode, event); |
| 5424 | } |
| 5425 | |
| 5426 | switch (keyCode) { |
| 5427 | case KeyEvent.KEYCODE_DPAD_CENTER: |
Gilles Debunne | cf1e925 | 2010-10-07 20:46:03 -0700 | [diff] [blame] | 5428 | mDPadCenterIsDown = false; |
Jeff Brown | 4e6319b | 2010-12-13 10:36:51 -0800 | [diff] [blame] | 5429 | if (event.hasNoModifiers()) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5430 | /* |
| 5431 | * If there is a click listener, just call through to |
| 5432 | * super, which will invoke it. |
| 5433 | * |
Jeff Brown | 4e6319b | 2010-12-13 10:36:51 -0800 | [diff] [blame] | 5434 | * If there isn't a click listener, try to show the soft |
| 5435 | * input method. (It will also |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5436 | * call performClick(), but that won't do anything in |
| 5437 | * this case.) |
| 5438 | */ |
| 5439 | if (mOnClickListener == null) { |
Jeff Brown | 4e6319b | 2010-12-13 10:36:51 -0800 | [diff] [blame] | 5440 | if (mMovement != null && mText instanceof Editable |
| 5441 | && mLayout != null && onCheckIsTextEditor()) { |
Gilles Debunne | 17d31de | 2011-01-27 11:02:18 -0800 | [diff] [blame] | 5442 | InputMethodManager imm = InputMethodManager.peekInstance(); |
satok | a67a3cf | 2011-09-07 17:14:03 +0900 | [diff] [blame] | 5443 | viewClicked(imm); |
satok | 863fcd6 | 2011-06-21 17:38:02 +0900 | [diff] [blame] | 5444 | if (imm != null) { |
satok | 863fcd6 | 2011-06-21 17:38:02 +0900 | [diff] [blame] | 5445 | imm.showSoftInput(this, 0); |
| 5446 | } |
Jeff Brown | 4e6319b | 2010-12-13 10:36:51 -0800 | [diff] [blame] | 5447 | } |
| 5448 | } |
| 5449 | } |
| 5450 | return super.onKeyUp(keyCode, event); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5451 | |
Jeff Brown | 4e6319b | 2010-12-13 10:36:51 -0800 | [diff] [blame] | 5452 | case KeyEvent.KEYCODE_ENTER: |
| 5453 | mEnterKeyIsDown = false; |
| 5454 | if (event.hasNoModifiers()) { |
| 5455 | if (mInputContentType != null |
| 5456 | && mInputContentType.onEditorActionListener != null |
| 5457 | && mInputContentType.enterDown) { |
| 5458 | mInputContentType.enterDown = false; |
| 5459 | if (mInputContentType.onEditorActionListener.onEditorAction( |
| 5460 | this, EditorInfo.IME_NULL, event)) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5461 | return true; |
| 5462 | } |
| 5463 | } |
| 5464 | |
Jeff Brown | 4e6319b | 2010-12-13 10:36:51 -0800 | [diff] [blame] | 5465 | if ((event.getFlags() & KeyEvent.FLAG_EDITOR_ACTION) != 0 |
| 5466 | || shouldAdvanceFocusOnEnter()) { |
| 5467 | /* |
| 5468 | * If there is a click listener, just call through to |
| 5469 | * super, which will invoke it. |
| 5470 | * |
| 5471 | * If there isn't a click listener, try to advance focus, |
| 5472 | * but still call through to super, which will reset the |
| 5473 | * pressed state and longpress state. (It will also |
| 5474 | * call performClick(), but that won't do anything in |
| 5475 | * this case.) |
| 5476 | */ |
| 5477 | if (mOnClickListener == null) { |
| 5478 | View v = focusSearch(FOCUS_DOWN); |
| 5479 | |
| 5480 | if (v != null) { |
| 5481 | if (!v.requestFocus(FOCUS_DOWN)) { |
| 5482 | throw new IllegalStateException( |
| 5483 | "focus search returned a view " + |
| 5484 | "that wasn't able to take focus!"); |
| 5485 | } |
| 5486 | |
| 5487 | /* |
| 5488 | * Return true because we handled the key; super |
| 5489 | * will return false because there was no click |
| 5490 | * listener. |
| 5491 | */ |
| 5492 | super.onKeyUp(keyCode, event); |
| 5493 | return true; |
| 5494 | } else if ((event.getFlags() |
| 5495 | & KeyEvent.FLAG_EDITOR_ACTION) != 0) { |
| 5496 | // No target for next focus, but make sure the IME |
| 5497 | // if this came from it. |
| 5498 | InputMethodManager imm = InputMethodManager.peekInstance(); |
Gilles Debunne | 17d31de | 2011-01-27 11:02:18 -0800 | [diff] [blame] | 5499 | if (imm != null && imm.isActive(this)) { |
Jeff Brown | 4e6319b | 2010-12-13 10:36:51 -0800 | [diff] [blame] | 5500 | imm.hideSoftInputFromWindow(getWindowToken(), 0); |
| 5501 | } |
| 5502 | } |
| 5503 | } |
| 5504 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5505 | return super.onKeyUp(keyCode, event); |
| 5506 | } |
Gilles Debunne | 64e54a6 | 2010-09-07 19:07:17 -0700 | [diff] [blame] | 5507 | break; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5508 | } |
| 5509 | |
| 5510 | if (mInput != null) |
| 5511 | if (mInput.onKeyUp(this, (Editable) mText, keyCode, event)) |
| 5512 | return true; |
| 5513 | |
| 5514 | if (mMovement != null && mLayout != null) |
| 5515 | if (mMovement.onKeyUp(this, (Spannable) mText, keyCode, event)) |
| 5516 | return true; |
| 5517 | |
| 5518 | return super.onKeyUp(keyCode, event); |
| 5519 | } |
| 5520 | |
| 5521 | @Override public boolean onCheckIsTextEditor() { |
| 5522 | return mInputType != EditorInfo.TYPE_NULL; |
| 5523 | } |
| 5524 | |
| 5525 | @Override public InputConnection onCreateInputConnection(EditorInfo outAttrs) { |
Janos Levai | 042856c | 2010-10-15 02:53:58 +0300 | [diff] [blame] | 5526 | if (onCheckIsTextEditor() && isEnabled()) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5527 | if (mInputMethodState == null) { |
| 5528 | mInputMethodState = new InputMethodState(); |
| 5529 | } |
| 5530 | outAttrs.inputType = mInputType; |
| 5531 | if (mInputContentType != null) { |
| 5532 | outAttrs.imeOptions = mInputContentType.imeOptions; |
| 5533 | outAttrs.privateImeOptions = mInputContentType.privateImeOptions; |
| 5534 | outAttrs.actionLabel = mInputContentType.imeActionLabel; |
| 5535 | outAttrs.actionId = mInputContentType.imeActionId; |
| 5536 | outAttrs.extras = mInputContentType.extras; |
| 5537 | } else { |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 5538 | outAttrs.imeOptions = EditorInfo.IME_NULL; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5539 | } |
Dianne Hackborn | dea3ef7 | 2010-10-28 14:24:22 -0700 | [diff] [blame] | 5540 | if (focusSearch(FOCUS_DOWN) != null) { |
| 5541 | outAttrs.imeOptions |= EditorInfo.IME_FLAG_NAVIGATE_NEXT; |
| 5542 | } |
| 5543 | if (focusSearch(FOCUS_UP) != null) { |
| 5544 | outAttrs.imeOptions |= EditorInfo.IME_FLAG_NAVIGATE_PREVIOUS; |
| 5545 | } |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 5546 | if ((outAttrs.imeOptions&EditorInfo.IME_MASK_ACTION) |
| 5547 | == EditorInfo.IME_ACTION_UNSPECIFIED) { |
Dianne Hackborn | dea3ef7 | 2010-10-28 14:24:22 -0700 | [diff] [blame] | 5548 | if ((outAttrs.imeOptions&EditorInfo.IME_FLAG_NAVIGATE_NEXT) != 0) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5549 | // An action has not been set, but the enter key will move to |
| 5550 | // the next focus, so set the action to that. |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 5551 | outAttrs.imeOptions |= EditorInfo.IME_ACTION_NEXT; |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 5552 | } else { |
| 5553 | // An action has not been set, and there is no focus to move |
| 5554 | // to, so let's just supply a "done" action. |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 5555 | outAttrs.imeOptions |= EditorInfo.IME_ACTION_DONE; |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 5556 | } |
| 5557 | if (!shouldAdvanceFocusOnEnter()) { |
| 5558 | outAttrs.imeOptions |= EditorInfo.IME_FLAG_NO_ENTER_ACTION; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5559 | } |
| 5560 | } |
Gilles Debunne | 91a08cf | 2010-11-08 17:34:49 -0800 | [diff] [blame] | 5561 | if (isMultilineInputType(outAttrs.inputType)) { |
The Android Open Source Project | 1059253 | 2009-03-18 17:39:46 -0700 | [diff] [blame] | 5562 | // Multi-line text editors should always show an enter key. |
| 5563 | outAttrs.imeOptions |= EditorInfo.IME_FLAG_NO_ENTER_ACTION; |
| 5564 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5565 | outAttrs.hintText = mHint; |
| 5566 | if (mText instanceof Editable) { |
| 5567 | InputConnection ic = new EditableInputConnection(this); |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 5568 | outAttrs.initialSelStart = getSelectionStart(); |
| 5569 | outAttrs.initialSelEnd = getSelectionEnd(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5570 | outAttrs.initialCapsMode = ic.getCursorCapsMode(mInputType); |
| 5571 | return ic; |
| 5572 | } |
| 5573 | } |
| 5574 | return null; |
| 5575 | } |
| 5576 | |
| 5577 | /** |
| 5578 | * If this TextView contains editable content, extract a portion of it |
| 5579 | * based on the information in <var>request</var> in to <var>outText</var>. |
| 5580 | * @return Returns true if the text was successfully extracted, else false. |
| 5581 | */ |
| 5582 | public boolean extractText(ExtractedTextRequest request, |
| 5583 | ExtractedText outText) { |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 5584 | return extractTextInternal(request, EXTRACT_UNKNOWN, EXTRACT_UNKNOWN, |
| 5585 | EXTRACT_UNKNOWN, outText); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5586 | } |
| 5587 | |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 5588 | static final int EXTRACT_NOTHING = -2; |
| 5589 | static final int EXTRACT_UNKNOWN = -1; |
| 5590 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5591 | boolean extractTextInternal(ExtractedTextRequest request, |
| 5592 | int partialStartOffset, int partialEndOffset, int delta, |
| 5593 | ExtractedText outText) { |
| 5594 | final CharSequence content = mText; |
| 5595 | if (content != null) { |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 5596 | if (partialStartOffset != EXTRACT_NOTHING) { |
| 5597 | final int N = content.length(); |
| 5598 | if (partialStartOffset < 0) { |
| 5599 | outText.partialStartOffset = outText.partialEndOffset = -1; |
| 5600 | partialStartOffset = 0; |
| 5601 | partialEndOffset = N; |
| 5602 | } else { |
Viktor Yakovel | 964be41 | 2010-02-17 08:35:57 +0100 | [diff] [blame] | 5603 | // Now use the delta to determine the actual amount of text |
| 5604 | // we need. |
| 5605 | partialEndOffset += delta; |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 5606 | // Adjust offsets to ensure we contain full spans. |
| 5607 | if (content instanceof Spanned) { |
| 5608 | Spanned spanned = (Spanned)content; |
| 5609 | Object[] spans = spanned.getSpans(partialStartOffset, |
| 5610 | partialEndOffset, ParcelableSpan.class); |
| 5611 | int i = spans.length; |
| 5612 | while (i > 0) { |
| 5613 | i--; |
| 5614 | int j = spanned.getSpanStart(spans[i]); |
| 5615 | if (j < partialStartOffset) partialStartOffset = j; |
| 5616 | j = spanned.getSpanEnd(spans[i]); |
| 5617 | if (j > partialEndOffset) partialEndOffset = j; |
| 5618 | } |
| 5619 | } |
| 5620 | outText.partialStartOffset = partialStartOffset; |
Viktor Yakovel | 964be41 | 2010-02-17 08:35:57 +0100 | [diff] [blame] | 5621 | outText.partialEndOffset = partialEndOffset - delta; |
| 5622 | |
Eric Fischer | 3292941 | 2009-12-14 17:33:11 -0800 | [diff] [blame] | 5623 | if (partialStartOffset > N) { |
| 5624 | partialStartOffset = N; |
| 5625 | } else if (partialStartOffset < 0) { |
| 5626 | partialStartOffset = 0; |
| 5627 | } |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 5628 | if (partialEndOffset > N) { |
| 5629 | partialEndOffset = N; |
| 5630 | } else if (partialEndOffset < 0) { |
| 5631 | partialEndOffset = 0; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5632 | } |
| 5633 | } |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 5634 | if ((request.flags&InputConnection.GET_TEXT_WITH_STYLES) != 0) { |
| 5635 | outText.text = content.subSequence(partialStartOffset, |
| 5636 | partialEndOffset); |
| 5637 | } else { |
| 5638 | outText.text = TextUtils.substring(content, partialStartOffset, |
| 5639 | partialEndOffset); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5640 | } |
Viktor Yakovel | 970a138c9 | 2010-02-12 16:00:41 +0100 | [diff] [blame] | 5641 | } else { |
| 5642 | outText.partialStartOffset = 0; |
| 5643 | outText.partialEndOffset = 0; |
| 5644 | outText.text = ""; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5645 | } |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 5646 | outText.flags = 0; |
| 5647 | if (MetaKeyKeyListener.getMetaState(mText, MetaKeyKeyListener.META_SELECTING) != 0) { |
| 5648 | outText.flags |= ExtractedText.FLAG_SELECTING; |
| 5649 | } |
| 5650 | if (mSingleLine) { |
| 5651 | outText.flags |= ExtractedText.FLAG_SINGLE_LINE; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5652 | } |
| 5653 | outText.startOffset = 0; |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 5654 | outText.selectionStart = getSelectionStart(); |
| 5655 | outText.selectionEnd = getSelectionEnd(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5656 | return true; |
| 5657 | } |
| 5658 | return false; |
| 5659 | } |
| 5660 | |
| 5661 | boolean reportExtractedText() { |
| 5662 | final InputMethodState ims = mInputMethodState; |
Marco Nelissen | 9ea9231 | 2009-05-14 15:11:23 -0700 | [diff] [blame] | 5663 | if (ims != null) { |
| 5664 | final boolean contentChanged = ims.mContentChanged; |
| 5665 | if (contentChanged || ims.mSelectionModeChanged) { |
| 5666 | ims.mContentChanged = false; |
| 5667 | ims.mSelectionModeChanged = false; |
| 5668 | final ExtractedTextRequest req = mInputMethodState.mExtracting; |
| 5669 | if (req != null) { |
| 5670 | InputMethodManager imm = InputMethodManager.peekInstance(); |
| 5671 | if (imm != null) { |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 5672 | if (DEBUG_EXTRACT) Log.v(LOG_TAG, "Retrieving extracted start=" |
Marco Nelissen | 9ea9231 | 2009-05-14 15:11:23 -0700 | [diff] [blame] | 5673 | + ims.mChangedStart + " end=" + ims.mChangedEnd |
| 5674 | + " delta=" + ims.mChangedDelta); |
| 5675 | if (ims.mChangedStart < 0 && !contentChanged) { |
| 5676 | ims.mChangedStart = EXTRACT_NOTHING; |
| 5677 | } |
| 5678 | if (extractTextInternal(req, ims.mChangedStart, ims.mChangedEnd, |
| 5679 | ims.mChangedDelta, ims.mTmpExtracted)) { |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 5680 | if (DEBUG_EXTRACT) Log.v(LOG_TAG, "Reporting extracted start=" |
Marco Nelissen | 9ea9231 | 2009-05-14 15:11:23 -0700 | [diff] [blame] | 5681 | + ims.mTmpExtracted.partialStartOffset |
| 5682 | + " end=" + ims.mTmpExtracted.partialEndOffset |
| 5683 | + ": " + ims.mTmpExtracted.text); |
| 5684 | imm.updateExtractedText(this, req.token, |
| 5685 | mInputMethodState.mTmpExtracted); |
Viktor Yakovel | 964be41 | 2010-02-17 08:35:57 +0100 | [diff] [blame] | 5686 | ims.mChangedStart = EXTRACT_UNKNOWN; |
| 5687 | ims.mChangedEnd = EXTRACT_UNKNOWN; |
| 5688 | ims.mChangedDelta = 0; |
| 5689 | ims.mContentChanged = false; |
Marco Nelissen | 9ea9231 | 2009-05-14 15:11:23 -0700 | [diff] [blame] | 5690 | return true; |
| 5691 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5692 | } |
| 5693 | } |
| 5694 | } |
| 5695 | } |
| 5696 | return false; |
| 5697 | } |
| 5698 | |
| 5699 | /** |
| 5700 | * This is used to remove all style-impacting spans from text before new |
| 5701 | * extracted text is being replaced into it, so that we don't have any |
| 5702 | * lingering spans applied during the replace. |
| 5703 | */ |
| 5704 | static void removeParcelableSpans(Spannable spannable, int start, int end) { |
| 5705 | Object[] spans = spannable.getSpans(start, end, ParcelableSpan.class); |
| 5706 | int i = spans.length; |
| 5707 | while (i > 0) { |
| 5708 | i--; |
| 5709 | spannable.removeSpan(spans[i]); |
| 5710 | } |
| 5711 | } |
| 5712 | |
| 5713 | /** |
| 5714 | * Apply to this text view the given extracted text, as previously |
| 5715 | * returned by {@link #extractText(ExtractedTextRequest, ExtractedText)}. |
| 5716 | */ |
| 5717 | public void setExtractedText(ExtractedText text) { |
| 5718 | Editable content = getEditableText(); |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 5719 | if (text.text != null) { |
| 5720 | if (content == null) { |
| 5721 | setText(text.text, TextView.BufferType.EDITABLE); |
| 5722 | } else if (text.partialStartOffset < 0) { |
| 5723 | removeParcelableSpans(content, 0, content.length()); |
| 5724 | content.replace(0, content.length(), text.text); |
| 5725 | } else { |
| 5726 | final int N = content.length(); |
| 5727 | int start = text.partialStartOffset; |
| 5728 | if (start > N) start = N; |
| 5729 | int end = text.partialEndOffset; |
| 5730 | if (end > N) end = N; |
| 5731 | removeParcelableSpans(content, start, end); |
| 5732 | content.replace(start, end, text.text); |
| 5733 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5734 | } |
| 5735 | |
| 5736 | // Now set the selection position... make sure it is in range, to |
| 5737 | // avoid crashes. If this is a partial update, it is possible that |
| 5738 | // the underlying text may have changed, causing us problems here. |
| 5739 | // Also we just don't want to trust clients to do the right thing. |
| 5740 | Spannable sp = (Spannable)getText(); |
| 5741 | final int N = sp.length(); |
| 5742 | int start = text.selectionStart; |
| 5743 | if (start < 0) start = 0; |
| 5744 | else if (start > N) start = N; |
| 5745 | int end = text.selectionEnd; |
| 5746 | if (end < 0) end = 0; |
| 5747 | else if (end > N) end = N; |
| 5748 | Selection.setSelection(sp, start, end); |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 5749 | |
| 5750 | // Finally, update the selection mode. |
| 5751 | if ((text.flags&ExtractedText.FLAG_SELECTING) != 0) { |
| 5752 | MetaKeyKeyListener.startSelecting(this, sp); |
| 5753 | } else { |
| 5754 | MetaKeyKeyListener.stopSelecting(this, sp); |
| 5755 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5756 | } |
Gilles Debunne | 98fb9ed | 2011-09-07 17:15:41 -0700 | [diff] [blame] | 5757 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5758 | /** |
| 5759 | * @hide |
| 5760 | */ |
| 5761 | public void setExtracting(ExtractedTextRequest req) { |
| 5762 | if (mInputMethodState != null) { |
| 5763 | mInputMethodState.mExtracting = req; |
| 5764 | } |
Gilles Debunne | 98fb9ed | 2011-09-07 17:15:41 -0700 | [diff] [blame] | 5765 | // This would stop a possible selection mode, but no such mode is started in case |
| 5766 | // extracted mode will start. Some text is selected though, and will trigger an action mode |
| 5767 | // in the extracted view. |
Adam Powell | ba0a2c3 | 2010-09-28 17:41:23 -0700 | [diff] [blame] | 5768 | hideControllers(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5769 | } |
Gilles Debunne | 98fb9ed | 2011-09-07 17:15:41 -0700 | [diff] [blame] | 5770 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5771 | /** |
| 5772 | * Called by the framework in response to a text completion from |
| 5773 | * the current input method, provided by it calling |
| 5774 | * {@link InputConnection#commitCompletion |
| 5775 | * InputConnection.commitCompletion()}. The default implementation does |
| 5776 | * nothing; text views that are supporting auto-completion should override |
| 5777 | * this to do their desired behavior. |
| 5778 | * |
| 5779 | * @param text The auto complete text the user has selected. |
| 5780 | */ |
| 5781 | public void onCommitCompletion(CompletionInfo text) { |
Gilles Debunne | d40cc3c | 2011-03-11 16:59:32 -0800 | [diff] [blame] | 5782 | // intentionally empty |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5783 | } |
| 5784 | |
Gilles Debunne | cf9cf2f | 2010-12-08 17:43:58 -0800 | [diff] [blame] | 5785 | /** |
| 5786 | * Called by the framework in response to a text auto-correction (such as fixing a typo using a |
| 5787 | * a dictionnary) from the current input method, provided by it calling |
| 5788 | * {@link InputConnection#commitCorrection} InputConnection.commitCorrection()}. The default |
| 5789 | * implementation flashes the background of the corrected word to provide feedback to the user. |
| 5790 | * |
| 5791 | * @param info The auto correct info about the text that was corrected. |
| 5792 | */ |
| 5793 | public void onCommitCorrection(CorrectionInfo info) { |
Gilles Debunne | 12d91ce | 2010-12-10 11:36:29 -0800 | [diff] [blame] | 5794 | if (mCorrectionHighlighter == null) { |
| 5795 | mCorrectionHighlighter = new CorrectionHighlighter(); |
| 5796 | } else { |
| 5797 | mCorrectionHighlighter.invalidate(false); |
| 5798 | } |
| 5799 | |
| 5800 | mCorrectionHighlighter.highlight(info); |
| 5801 | } |
| 5802 | |
| 5803 | private class CorrectionHighlighter { |
| 5804 | private final Path mPath = new Path(); |
| 5805 | private final Paint mPaint = new Paint(Paint.ANTI_ALIAS_FLAG); |
| 5806 | private int mStart, mEnd; |
| 5807 | private long mFadingStartTime; |
| 5808 | private final static int FADE_OUT_DURATION = 400; |
| 5809 | |
| 5810 | public CorrectionHighlighter() { |
| 5811 | mPaint.setCompatibilityScaling(getResources().getCompatibilityInfo().applicationScale); |
| 5812 | mPaint.setStyle(Paint.Style.FILL); |
| 5813 | } |
| 5814 | |
| 5815 | public void highlight(CorrectionInfo info) { |
| 5816 | mStart = info.getOffset(); |
| 5817 | mEnd = mStart + info.getNewText().length(); |
| 5818 | mFadingStartTime = SystemClock.uptimeMillis(); |
| 5819 | |
| 5820 | if (mStart < 0 || mEnd < 0) { |
| 5821 | stopAnimation(); |
| 5822 | } |
| 5823 | } |
| 5824 | |
| 5825 | public void draw(Canvas canvas, int cursorOffsetVertical) { |
| 5826 | if (updatePath() && updatePaint()) { |
| 5827 | if (cursorOffsetVertical != 0) { |
| 5828 | canvas.translate(0, cursorOffsetVertical); |
| 5829 | } |
| 5830 | |
| 5831 | canvas.drawPath(mPath, mPaint); |
| 5832 | |
| 5833 | if (cursorOffsetVertical != 0) { |
| 5834 | canvas.translate(0, -cursorOffsetVertical); |
| 5835 | } |
| 5836 | invalidate(true); |
| 5837 | } else { |
| 5838 | stopAnimation(); |
| 5839 | invalidate(false); |
| 5840 | } |
| 5841 | } |
| 5842 | |
| 5843 | private boolean updatePaint() { |
| 5844 | final long duration = SystemClock.uptimeMillis() - mFadingStartTime; |
| 5845 | if (duration > FADE_OUT_DURATION) return false; |
| 5846 | |
| 5847 | final float coef = 1.0f - (float) duration / FADE_OUT_DURATION; |
| 5848 | final int highlightColorAlpha = Color.alpha(mHighlightColor); |
| 5849 | final int color = (mHighlightColor & 0x00FFFFFF) + |
| 5850 | ((int) (highlightColorAlpha * coef) << 24); |
| 5851 | mPaint.setColor(color); |
| 5852 | return true; |
| 5853 | } |
| 5854 | |
| 5855 | private boolean updatePath() { |
| 5856 | final Layout layout = TextView.this.mLayout; |
| 5857 | if (layout == null) return false; |
| 5858 | |
| 5859 | // Update in case text is edited while the animation is run |
| 5860 | final int length = mText.length(); |
| 5861 | int start = Math.min(length, mStart); |
| 5862 | int end = Math.min(length, mEnd); |
| 5863 | |
| 5864 | mPath.reset(); |
| 5865 | TextView.this.mLayout.getSelectionPath(start, end, mPath); |
| 5866 | return true; |
| 5867 | } |
| 5868 | |
| 5869 | private void invalidate(boolean delayed) { |
| 5870 | if (TextView.this.mLayout == null) return; |
| 5871 | |
| 5872 | synchronized (sTempRect) { |
| 5873 | mPath.computeBounds(sTempRect, false); |
| 5874 | |
| 5875 | int left = getCompoundPaddingLeft(); |
| 5876 | int top = getExtendedPaddingTop() + getVerticalOffset(true); |
| 5877 | |
| 5878 | if (delayed) { |
| 5879 | TextView.this.postInvalidateDelayed(16, // 60 Hz update |
| 5880 | left + (int) sTempRect.left, top + (int) sTempRect.top, |
| 5881 | left + (int) sTempRect.right, top + (int) sTempRect.bottom); |
| 5882 | } else { |
| 5883 | TextView.this.postInvalidate((int) sTempRect.left, (int) sTempRect.top, |
| 5884 | (int) sTempRect.right, (int) sTempRect.bottom); |
| 5885 | } |
| 5886 | } |
| 5887 | } |
| 5888 | |
| 5889 | private void stopAnimation() { |
| 5890 | TextView.this.mCorrectionHighlighter = null; |
| 5891 | } |
Gilles Debunne | cf9cf2f | 2010-12-08 17:43:58 -0800 | [diff] [blame] | 5892 | } |
| 5893 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5894 | public void beginBatchEdit() { |
Adam Powell | 965b969 | 2010-10-21 18:44:32 -0700 | [diff] [blame] | 5895 | mInBatchEditControllers = true; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5896 | final InputMethodState ims = mInputMethodState; |
| 5897 | if (ims != null) { |
| 5898 | int nesting = ++ims.mBatchEditNesting; |
| 5899 | if (nesting == 1) { |
| 5900 | ims.mCursorChanged = false; |
| 5901 | ims.mChangedDelta = 0; |
| 5902 | if (ims.mContentChanged) { |
| 5903 | // We already have a pending change from somewhere else, |
| 5904 | // so turn this into a full update. |
| 5905 | ims.mChangedStart = 0; |
| 5906 | ims.mChangedEnd = mText.length(); |
| 5907 | } else { |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 5908 | ims.mChangedStart = EXTRACT_UNKNOWN; |
| 5909 | ims.mChangedEnd = EXTRACT_UNKNOWN; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5910 | ims.mContentChanged = false; |
| 5911 | } |
| 5912 | onBeginBatchEdit(); |
| 5913 | } |
| 5914 | } |
| 5915 | } |
| 5916 | |
| 5917 | public void endBatchEdit() { |
Adam Powell | 965b969 | 2010-10-21 18:44:32 -0700 | [diff] [blame] | 5918 | mInBatchEditControllers = false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5919 | final InputMethodState ims = mInputMethodState; |
| 5920 | if (ims != null) { |
| 5921 | int nesting = --ims.mBatchEditNesting; |
| 5922 | if (nesting == 0) { |
| 5923 | finishBatchEdit(ims); |
| 5924 | } |
| 5925 | } |
| 5926 | } |
| 5927 | |
| 5928 | void ensureEndedBatchEdit() { |
| 5929 | final InputMethodState ims = mInputMethodState; |
| 5930 | if (ims != null && ims.mBatchEditNesting != 0) { |
| 5931 | ims.mBatchEditNesting = 0; |
| 5932 | finishBatchEdit(ims); |
| 5933 | } |
| 5934 | } |
| 5935 | |
| 5936 | void finishBatchEdit(final InputMethodState ims) { |
| 5937 | onEndBatchEdit(); |
| 5938 | |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 5939 | if (ims.mContentChanged || ims.mSelectionModeChanged) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5940 | updateAfterEdit(); |
| 5941 | reportExtractedText(); |
| 5942 | } else if (ims.mCursorChanged) { |
| 5943 | // Cheezy way to get us to report the current cursor location. |
| 5944 | invalidateCursor(); |
| 5945 | } |
| 5946 | } |
| 5947 | |
| 5948 | void updateAfterEdit() { |
| 5949 | invalidate(); |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 5950 | int curs = getSelectionStart(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5951 | |
Gilles Debunne | 3d01006 | 2011-02-18 14:16:41 -0800 | [diff] [blame] | 5952 | if (curs >= 0 || (mGravity & Gravity.VERTICAL_GRAVITY_MASK) == Gravity.BOTTOM) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5953 | registerForPreDraw(); |
| 5954 | } |
| 5955 | |
| 5956 | if (curs >= 0) { |
| 5957 | mHighlightPathBogus = true; |
Gilles Debunne | 3d01006 | 2011-02-18 14:16:41 -0800 | [diff] [blame] | 5958 | makeBlink(); |
Gilles Debunne | 8202cd3 | 2011-07-15 09:56:30 -0700 | [diff] [blame] | 5959 | bringPointIntoView(curs); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5960 | } |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 5961 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5962 | checkForResize(); |
| 5963 | } |
| 5964 | |
| 5965 | /** |
| 5966 | * Called by the framework in response to a request to begin a batch |
| 5967 | * of edit operations through a call to link {@link #beginBatchEdit()}. |
| 5968 | */ |
| 5969 | public void onBeginBatchEdit() { |
Gilles Debunne | d40cc3c | 2011-03-11 16:59:32 -0800 | [diff] [blame] | 5970 | // intentionally empty |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5971 | } |
| 5972 | |
| 5973 | /** |
| 5974 | * Called by the framework in response to a request to end a batch |
| 5975 | * of edit operations through a call to link {@link #endBatchEdit}. |
| 5976 | */ |
| 5977 | public void onEndBatchEdit() { |
Gilles Debunne | d40cc3c | 2011-03-11 16:59:32 -0800 | [diff] [blame] | 5978 | // intentionally empty |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 5979 | } |
| 5980 | |
| 5981 | /** |
| 5982 | * Called by the framework in response to a private command from the |
| 5983 | * current method, provided by it calling |
| 5984 | * {@link InputConnection#performPrivateCommand |
| 5985 | * InputConnection.performPrivateCommand()}. |
| 5986 | * |
| 5987 | * @param action The action name of the command. |
| 5988 | * @param data Any additional data for the command. This may be null. |
| 5989 | * @return Return true if you handled the command, else false. |
| 5990 | */ |
| 5991 | public boolean onPrivateIMECommand(String action, Bundle data) { |
| 5992 | return false; |
| 5993 | } |
| 5994 | |
| 5995 | private void nullLayouts() { |
| 5996 | if (mLayout instanceof BoringLayout && mSavedLayout == null) { |
| 5997 | mSavedLayout = (BoringLayout) mLayout; |
| 5998 | } |
| 5999 | if (mHintLayout instanceof BoringLayout && mSavedHintLayout == null) { |
| 6000 | mSavedHintLayout = (BoringLayout) mHintLayout; |
| 6001 | } |
| 6002 | |
Adam Powell | 282e377 | 2011-08-30 16:51:11 -0700 | [diff] [blame] | 6003 | mSavedMarqueeModeLayout = mLayout = mHintLayout = null; |
Gilles Debunne | 77f18b0 | 2010-10-22 14:28:25 -0700 | [diff] [blame] | 6004 | |
| 6005 | // Since it depends on the value of mLayout |
| 6006 | prepareCursorControllers(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6007 | } |
| 6008 | |
| 6009 | /** |
| 6010 | * Make a new Layout based on the already-measured size of the view, |
| 6011 | * on the assumption that it was measured correctly at some point. |
| 6012 | */ |
| 6013 | private void assumeLayout() { |
| 6014 | int width = mRight - mLeft - getCompoundPaddingLeft() - getCompoundPaddingRight(); |
| 6015 | |
| 6016 | if (width < 1) { |
| 6017 | width = 0; |
| 6018 | } |
| 6019 | |
| 6020 | int physicalWidth = width; |
| 6021 | |
| 6022 | if (mHorizontallyScrolling) { |
| 6023 | width = VERY_WIDE; |
| 6024 | } |
| 6025 | |
| 6026 | makeNewLayout(width, physicalWidth, UNKNOWN_BORING, UNKNOWN_BORING, |
| 6027 | physicalWidth, false); |
| 6028 | } |
| 6029 | |
Doug Felt | c0ccf0c | 2011-06-23 16:13:18 -0700 | [diff] [blame] | 6030 | @Override |
Fabrice Di Meglio | 7f86c80 | 2011-07-01 15:09:24 -0700 | [diff] [blame] | 6031 | protected void resetResolvedLayoutDirection() { |
| 6032 | super.resetResolvedLayoutDirection(); |
Doug Felt | c0ccf0c | 2011-06-23 16:13:18 -0700 | [diff] [blame] | 6033 | |
| 6034 | if (mLayoutAlignment != null && |
| 6035 | (mTextAlign == TextAlign.VIEW_START || |
| 6036 | mTextAlign == TextAlign.VIEW_END)) { |
| 6037 | mLayoutAlignment = null; |
| 6038 | } |
| 6039 | } |
| 6040 | |
| 6041 | private Layout.Alignment getLayoutAlignment() { |
| 6042 | if (mLayoutAlignment == null) { |
| 6043 | Layout.Alignment alignment; |
| 6044 | TextAlign textAlign = mTextAlign; |
| 6045 | switch (textAlign) { |
| 6046 | case INHERIT: |
| 6047 | // fall through to gravity temporarily |
| 6048 | // intention is to inherit value through view hierarchy. |
| 6049 | case GRAVITY: |
| 6050 | switch (mGravity & Gravity.RELATIVE_HORIZONTAL_GRAVITY_MASK) { |
| 6051 | case Gravity.START: |
| 6052 | alignment = Layout.Alignment.ALIGN_NORMAL; |
| 6053 | break; |
| 6054 | case Gravity.END: |
| 6055 | alignment = Layout.Alignment.ALIGN_OPPOSITE; |
| 6056 | break; |
| 6057 | case Gravity.LEFT: |
| 6058 | alignment = Layout.Alignment.ALIGN_LEFT; |
| 6059 | break; |
| 6060 | case Gravity.RIGHT: |
| 6061 | alignment = Layout.Alignment.ALIGN_RIGHT; |
| 6062 | break; |
| 6063 | case Gravity.CENTER_HORIZONTAL: |
| 6064 | alignment = Layout.Alignment.ALIGN_CENTER; |
| 6065 | break; |
| 6066 | default: |
| 6067 | alignment = Layout.Alignment.ALIGN_NORMAL; |
| 6068 | break; |
| 6069 | } |
| 6070 | break; |
| 6071 | case TEXT_START: |
| 6072 | alignment = Layout.Alignment.ALIGN_NORMAL; |
| 6073 | break; |
| 6074 | case TEXT_END: |
| 6075 | alignment = Layout.Alignment.ALIGN_OPPOSITE; |
| 6076 | break; |
| 6077 | case CENTER: |
| 6078 | alignment = Layout.Alignment.ALIGN_CENTER; |
| 6079 | break; |
| 6080 | case VIEW_START: |
| 6081 | alignment = (getResolvedLayoutDirection() == LAYOUT_DIRECTION_RTL) ? |
| 6082 | Layout.Alignment.ALIGN_RIGHT : Layout.Alignment.ALIGN_LEFT; |
| 6083 | break; |
| 6084 | case VIEW_END: |
| 6085 | alignment = (getResolvedLayoutDirection() == LAYOUT_DIRECTION_RTL) ? |
| 6086 | Layout.Alignment.ALIGN_LEFT : Layout.Alignment.ALIGN_RIGHT; |
| 6087 | break; |
| 6088 | default: |
| 6089 | alignment = Layout.Alignment.ALIGN_NORMAL; |
| 6090 | break; |
| 6091 | } |
| 6092 | mLayoutAlignment = alignment; |
| 6093 | } |
| 6094 | return mLayoutAlignment; |
| 6095 | } |
| 6096 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6097 | /** |
| 6098 | * The width passed in is now the desired layout width, |
| 6099 | * not the full view width with padding. |
| 6100 | * {@hide} |
| 6101 | */ |
| 6102 | protected void makeNewLayout(int w, int hintWidth, |
| 6103 | BoringLayout.Metrics boring, |
| 6104 | BoringLayout.Metrics hintBoring, |
| 6105 | int ellipsisWidth, boolean bringIntoView) { |
| 6106 | stopMarquee(); |
| 6107 | |
Fabrice Di Meglio | 8059e090 | 2011-08-10 16:31:58 -0700 | [diff] [blame] | 6108 | // Update "old" cached values |
| 6109 | mOldMaximum = mMaximum; |
| 6110 | mOldMaxMode = mMaxMode; |
| 6111 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6112 | mHighlightPathBogus = true; |
| 6113 | |
| 6114 | if (w < 0) { |
| 6115 | w = 0; |
| 6116 | } |
| 6117 | if (hintWidth < 0) { |
| 6118 | hintWidth = 0; |
| 6119 | } |
| 6120 | |
Doug Felt | c0ccf0c | 2011-06-23 16:13:18 -0700 | [diff] [blame] | 6121 | Layout.Alignment alignment = getLayoutAlignment(); |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 6122 | boolean shouldEllipsize = mEllipsize != null && mInput == null; |
Adam Powell | 282e377 | 2011-08-30 16:51:11 -0700 | [diff] [blame] | 6123 | final boolean switchEllipsize = mEllipsize == TruncateAt.MARQUEE && |
| 6124 | mMarqueeFadeMode != MARQUEE_FADE_NORMAL; |
| 6125 | TruncateAt effectiveEllipsize = mEllipsize; |
| 6126 | if (mEllipsize == TruncateAt.MARQUEE && |
| 6127 | mMarqueeFadeMode == MARQUEE_FADE_SWITCH_SHOW_ELLIPSIS) { |
| 6128 | effectiveEllipsize = TruncateAt.END; |
| 6129 | } |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 6130 | |
Doug Felt | cb379120 | 2011-07-07 11:57:48 -0700 | [diff] [blame] | 6131 | if (mTextDir == null) { |
| 6132 | resolveTextDirection(); |
| 6133 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6134 | |
Adam Powell | 282e377 | 2011-08-30 16:51:11 -0700 | [diff] [blame] | 6135 | mLayout = makeSingleLayout(w, boring, ellipsisWidth, alignment, shouldEllipsize, |
| 6136 | effectiveEllipsize, effectiveEllipsize == mEllipsize); |
| 6137 | if (switchEllipsize) { |
| 6138 | TruncateAt oppositeEllipsize = effectiveEllipsize == TruncateAt.MARQUEE ? |
| 6139 | TruncateAt.END : TruncateAt.MARQUEE; |
| 6140 | mSavedMarqueeModeLayout = makeSingleLayout(w, boring, ellipsisWidth, alignment, |
| 6141 | shouldEllipsize, oppositeEllipsize, effectiveEllipsize != mEllipsize); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6142 | } |
| 6143 | |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 6144 | shouldEllipsize = mEllipsize != null; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6145 | mHintLayout = null; |
| 6146 | |
| 6147 | if (mHint != null) { |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 6148 | if (shouldEllipsize) hintWidth = w; |
| 6149 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6150 | if (hintBoring == UNKNOWN_BORING) { |
Doug Felt | cb379120 | 2011-07-07 11:57:48 -0700 | [diff] [blame] | 6151 | hintBoring = BoringLayout.isBoring(mHint, mTextPaint, mTextDir, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6152 | mHintBoring); |
| 6153 | if (hintBoring != null) { |
| 6154 | mHintBoring = hintBoring; |
| 6155 | } |
| 6156 | } |
| 6157 | |
| 6158 | if (hintBoring != null) { |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 6159 | if (hintBoring.width <= hintWidth && |
| 6160 | (!shouldEllipsize || hintBoring.width <= ellipsisWidth)) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6161 | if (mSavedHintLayout != null) { |
| 6162 | mHintLayout = mSavedHintLayout. |
| 6163 | replaceOrMake(mHint, mTextPaint, |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 6164 | hintWidth, alignment, mSpacingMult, mSpacingAdd, |
| 6165 | hintBoring, mIncludePad); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6166 | } else { |
| 6167 | mHintLayout = BoringLayout.make(mHint, mTextPaint, |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 6168 | hintWidth, alignment, mSpacingMult, mSpacingAdd, |
| 6169 | hintBoring, mIncludePad); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6170 | } |
| 6171 | |
| 6172 | mSavedHintLayout = (BoringLayout) mHintLayout; |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 6173 | } else if (shouldEllipsize && hintBoring.width <= hintWidth) { |
| 6174 | if (mSavedHintLayout != null) { |
| 6175 | mHintLayout = mSavedHintLayout. |
| 6176 | replaceOrMake(mHint, mTextPaint, |
| 6177 | hintWidth, alignment, mSpacingMult, mSpacingAdd, |
| 6178 | hintBoring, mIncludePad, mEllipsize, |
| 6179 | ellipsisWidth); |
| 6180 | } else { |
| 6181 | mHintLayout = BoringLayout.make(mHint, mTextPaint, |
| 6182 | hintWidth, alignment, mSpacingMult, mSpacingAdd, |
| 6183 | hintBoring, mIncludePad, mEllipsize, |
| 6184 | ellipsisWidth); |
| 6185 | } |
| 6186 | } else if (shouldEllipsize) { |
| 6187 | mHintLayout = new StaticLayout(mHint, |
| 6188 | 0, mHint.length(), |
Doug Felt | cb379120 | 2011-07-07 11:57:48 -0700 | [diff] [blame] | 6189 | mTextPaint, hintWidth, alignment, mTextDir, mSpacingMult, |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 6190 | mSpacingAdd, mIncludePad, mEllipsize, |
Fabrice Di Meglio | 8059e090 | 2011-08-10 16:31:58 -0700 | [diff] [blame] | 6191 | ellipsisWidth, mMaxMode == LINES ? mMaximum : Integer.MAX_VALUE); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6192 | } else { |
| 6193 | mHintLayout = new StaticLayout(mHint, mTextPaint, |
Doug Felt | cb379120 | 2011-07-07 11:57:48 -0700 | [diff] [blame] | 6194 | hintWidth, alignment, mTextDir, mSpacingMult, mSpacingAdd, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6195 | mIncludePad); |
| 6196 | } |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 6197 | } else if (shouldEllipsize) { |
| 6198 | mHintLayout = new StaticLayout(mHint, |
| 6199 | 0, mHint.length(), |
Doug Felt | cb379120 | 2011-07-07 11:57:48 -0700 | [diff] [blame] | 6200 | mTextPaint, hintWidth, alignment, mTextDir, mSpacingMult, |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 6201 | mSpacingAdd, mIncludePad, mEllipsize, |
Fabrice Di Meglio | 8059e090 | 2011-08-10 16:31:58 -0700 | [diff] [blame] | 6202 | ellipsisWidth, mMaxMode == LINES ? mMaximum : Integer.MAX_VALUE); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6203 | } else { |
| 6204 | mHintLayout = new StaticLayout(mHint, mTextPaint, |
Doug Felt | cb379120 | 2011-07-07 11:57:48 -0700 | [diff] [blame] | 6205 | hintWidth, alignment, mTextDir, mSpacingMult, mSpacingAdd, |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6206 | mIncludePad); |
| 6207 | } |
| 6208 | } |
| 6209 | |
| 6210 | if (bringIntoView) { |
| 6211 | registerForPreDraw(); |
| 6212 | } |
| 6213 | |
| 6214 | if (mEllipsize == TextUtils.TruncateAt.MARQUEE) { |
Romain Guy | 939151f | 2009-04-08 14:22:40 -0700 | [diff] [blame] | 6215 | if (!compressText(ellipsisWidth)) { |
| 6216 | final int height = mLayoutParams.height; |
| 6217 | // If the size of the view does not depend on the size of the text, try to |
| 6218 | // start the marquee immediately |
Romain Guy | 980a938 | 2010-01-08 15:06:28 -0800 | [diff] [blame] | 6219 | if (height != LayoutParams.WRAP_CONTENT && height != LayoutParams.MATCH_PARENT) { |
Romain Guy | 939151f | 2009-04-08 14:22:40 -0700 | [diff] [blame] | 6220 | startMarquee(); |
| 6221 | } else { |
| 6222 | // Defer the start of the marquee until we know our width (see setFrame()) |
| 6223 | mRestartMarquee = true; |
| 6224 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6225 | } |
| 6226 | } |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 6227 | |
| 6228 | // CursorControllers need a non-null mLayout |
| 6229 | prepareCursorControllers(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6230 | } |
| 6231 | |
Adam Powell | 282e377 | 2011-08-30 16:51:11 -0700 | [diff] [blame] | 6232 | private Layout makeSingleLayout(int w, BoringLayout.Metrics boring, int ellipsisWidth, |
| 6233 | Layout.Alignment alignment, boolean shouldEllipsize, TruncateAt effectiveEllipsize, |
| 6234 | boolean useSaved) { |
| 6235 | Layout result = null; |
| 6236 | if (mText instanceof Spannable) { |
| 6237 | result = new DynamicLayout(mText, mTransformed, mTextPaint, w, |
| 6238 | alignment, mTextDir, mSpacingMult, |
| 6239 | mSpacingAdd, mIncludePad, mInput == null ? effectiveEllipsize : null, |
| 6240 | ellipsisWidth); |
| 6241 | } else { |
| 6242 | if (boring == UNKNOWN_BORING) { |
| 6243 | boring = BoringLayout.isBoring(mTransformed, mTextPaint, mTextDir, mBoring); |
| 6244 | if (boring != null) { |
| 6245 | mBoring = boring; |
| 6246 | } |
| 6247 | } |
| 6248 | |
| 6249 | if (boring != null) { |
| 6250 | if (boring.width <= w && |
| 6251 | (effectiveEllipsize == null || boring.width <= ellipsisWidth)) { |
| 6252 | if (useSaved && mSavedLayout != null) { |
| 6253 | result = mSavedLayout.replaceOrMake(mTransformed, mTextPaint, |
| 6254 | w, alignment, mSpacingMult, mSpacingAdd, |
| 6255 | boring, mIncludePad); |
| 6256 | } else { |
| 6257 | result = BoringLayout.make(mTransformed, mTextPaint, |
| 6258 | w, alignment, mSpacingMult, mSpacingAdd, |
| 6259 | boring, mIncludePad); |
| 6260 | } |
| 6261 | |
| 6262 | if (useSaved) { |
| 6263 | mSavedLayout = (BoringLayout) result; |
| 6264 | } |
| 6265 | } else if (shouldEllipsize && boring.width <= w) { |
| 6266 | if (useSaved && mSavedLayout != null) { |
| 6267 | result = mSavedLayout.replaceOrMake(mTransformed, mTextPaint, |
| 6268 | w, alignment, mSpacingMult, mSpacingAdd, |
| 6269 | boring, mIncludePad, effectiveEllipsize, |
| 6270 | ellipsisWidth); |
| 6271 | } else { |
| 6272 | result = BoringLayout.make(mTransformed, mTextPaint, |
| 6273 | w, alignment, mSpacingMult, mSpacingAdd, |
| 6274 | boring, mIncludePad, effectiveEllipsize, |
| 6275 | ellipsisWidth); |
| 6276 | } |
| 6277 | } else if (shouldEllipsize) { |
| 6278 | result = new StaticLayout(mTransformed, |
| 6279 | 0, mTransformed.length(), |
| 6280 | mTextPaint, w, alignment, mTextDir, mSpacingMult, |
| 6281 | mSpacingAdd, mIncludePad, effectiveEllipsize, |
| 6282 | ellipsisWidth, mMaxMode == LINES ? mMaximum : Integer.MAX_VALUE); |
| 6283 | } else { |
| 6284 | result = new StaticLayout(mTransformed, mTextPaint, |
| 6285 | w, alignment, mTextDir, mSpacingMult, mSpacingAdd, |
| 6286 | mIncludePad); |
| 6287 | } |
| 6288 | } else if (shouldEllipsize) { |
| 6289 | result = new StaticLayout(mTransformed, |
| 6290 | 0, mTransformed.length(), |
| 6291 | mTextPaint, w, alignment, mTextDir, mSpacingMult, |
| 6292 | mSpacingAdd, mIncludePad, effectiveEllipsize, |
| 6293 | ellipsisWidth, mMaxMode == LINES ? mMaximum : Integer.MAX_VALUE); |
| 6294 | } else { |
| 6295 | result = new StaticLayout(mTransformed, mTextPaint, |
| 6296 | w, alignment, mTextDir, mSpacingMult, mSpacingAdd, |
| 6297 | mIncludePad); |
| 6298 | } |
| 6299 | } |
| 6300 | return result; |
| 6301 | } |
| 6302 | |
Romain Guy | 939151f | 2009-04-08 14:22:40 -0700 | [diff] [blame] | 6303 | private boolean compressText(float width) { |
Romain Guy | 2bffd26 | 2010-09-12 17:40:02 -0700 | [diff] [blame] | 6304 | if (isHardwareAccelerated()) return false; |
| 6305 | |
Romain Guy | 3373ed6 | 2009-05-04 14:13:32 -0700 | [diff] [blame] | 6306 | // Only compress the text if it hasn't been compressed by the previous pass |
| 6307 | if (width > 0.0f && mLayout != null && getLineCount() == 1 && !mUserSetTextScaleX && |
| 6308 | mTextPaint.getTextScaleX() == 1.0f) { |
Romain Guy | 939151f | 2009-04-08 14:22:40 -0700 | [diff] [blame] | 6309 | final float textWidth = mLayout.getLineWidth(0); |
Romain Guy | 3373ed6 | 2009-05-04 14:13:32 -0700 | [diff] [blame] | 6310 | final float overflow = (textWidth + 1.0f - width) / width; |
Romain Guy | 939151f | 2009-04-08 14:22:40 -0700 | [diff] [blame] | 6311 | if (overflow > 0.0f && overflow <= Marquee.MARQUEE_DELTA_MAX) { |
| 6312 | mTextPaint.setTextScaleX(1.0f - overflow - 0.005f); |
| 6313 | post(new Runnable() { |
| 6314 | public void run() { |
| 6315 | requestLayout(); |
| 6316 | } |
| 6317 | }); |
| 6318 | return true; |
| 6319 | } |
| 6320 | } |
| 6321 | |
| 6322 | return false; |
| 6323 | } |
| 6324 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6325 | private static int desired(Layout layout) { |
| 6326 | int n = layout.getLineCount(); |
| 6327 | CharSequence text = layout.getText(); |
| 6328 | float max = 0; |
| 6329 | |
| 6330 | // if any line was wrapped, we can't use it. |
| 6331 | // but it's ok for the last line not to have a newline |
| 6332 | |
| 6333 | for (int i = 0; i < n - 1; i++) { |
| 6334 | if (text.charAt(layout.getLineEnd(i) - 1) != '\n') |
| 6335 | return -1; |
| 6336 | } |
| 6337 | |
| 6338 | for (int i = 0; i < n; i++) { |
| 6339 | max = Math.max(max, layout.getLineWidth(i)); |
| 6340 | } |
| 6341 | |
| 6342 | return (int) FloatMath.ceil(max); |
| 6343 | } |
| 6344 | |
| 6345 | /** |
| 6346 | * Set whether the TextView includes extra top and bottom padding to make |
| 6347 | * room for accents that go above the normal ascent and descent. |
| 6348 | * The default is true. |
| 6349 | * |
| 6350 | * @attr ref android.R.styleable#TextView_includeFontPadding |
| 6351 | */ |
| 6352 | public void setIncludeFontPadding(boolean includepad) { |
Gilles Debunne | 2237829 | 2011-08-12 10:38:52 -0700 | [diff] [blame] | 6353 | if (mIncludePad != includepad) { |
| 6354 | mIncludePad = includepad; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6355 | |
Gilles Debunne | 2237829 | 2011-08-12 10:38:52 -0700 | [diff] [blame] | 6356 | if (mLayout != null) { |
| 6357 | nullLayouts(); |
| 6358 | requestLayout(); |
| 6359 | invalidate(); |
| 6360 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6361 | } |
| 6362 | } |
| 6363 | |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 6364 | private static final BoringLayout.Metrics UNKNOWN_BORING = new BoringLayout.Metrics(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6365 | |
| 6366 | @Override |
| 6367 | protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { |
| 6368 | int widthMode = MeasureSpec.getMode(widthMeasureSpec); |
| 6369 | int heightMode = MeasureSpec.getMode(heightMeasureSpec); |
| 6370 | int widthSize = MeasureSpec.getSize(widthMeasureSpec); |
| 6371 | int heightSize = MeasureSpec.getSize(heightMeasureSpec); |
| 6372 | |
| 6373 | int width; |
| 6374 | int height; |
| 6375 | |
| 6376 | BoringLayout.Metrics boring = UNKNOWN_BORING; |
| 6377 | BoringLayout.Metrics hintBoring = UNKNOWN_BORING; |
| 6378 | |
Doug Felt | cb379120 | 2011-07-07 11:57:48 -0700 | [diff] [blame] | 6379 | if (mTextDir == null) { |
| 6380 | resolveTextDirection(); |
| 6381 | } |
| 6382 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6383 | int des = -1; |
| 6384 | boolean fromexisting = false; |
| 6385 | |
| 6386 | if (widthMode == MeasureSpec.EXACTLY) { |
| 6387 | // Parent has told us how big to be. So be it. |
| 6388 | width = widthSize; |
| 6389 | } else { |
| 6390 | if (mLayout != null && mEllipsize == null) { |
| 6391 | des = desired(mLayout); |
| 6392 | } |
| 6393 | |
| 6394 | if (des < 0) { |
Doug Felt | cb379120 | 2011-07-07 11:57:48 -0700 | [diff] [blame] | 6395 | boring = BoringLayout.isBoring(mTransformed, mTextPaint, mTextDir, mBoring); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6396 | if (boring != null) { |
| 6397 | mBoring = boring; |
| 6398 | } |
| 6399 | } else { |
| 6400 | fromexisting = true; |
| 6401 | } |
| 6402 | |
| 6403 | if (boring == null || boring == UNKNOWN_BORING) { |
| 6404 | if (des < 0) { |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 6405 | des = (int) FloatMath.ceil(Layout.getDesiredWidth(mTransformed, mTextPaint)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6406 | } |
| 6407 | |
| 6408 | width = des; |
| 6409 | } else { |
| 6410 | width = boring.width; |
| 6411 | } |
| 6412 | |
| 6413 | final Drawables dr = mDrawables; |
| 6414 | if (dr != null) { |
| 6415 | width = Math.max(width, dr.mDrawableWidthTop); |
| 6416 | width = Math.max(width, dr.mDrawableWidthBottom); |
| 6417 | } |
| 6418 | |
| 6419 | if (mHint != null) { |
| 6420 | int hintDes = -1; |
| 6421 | int hintWidth; |
| 6422 | |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 6423 | if (mHintLayout != null && mEllipsize == null) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6424 | hintDes = desired(mHintLayout); |
| 6425 | } |
| 6426 | |
| 6427 | if (hintDes < 0) { |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 6428 | hintBoring = BoringLayout.isBoring(mHint, mTextPaint, mHintBoring); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6429 | if (hintBoring != null) { |
| 6430 | mHintBoring = hintBoring; |
| 6431 | } |
| 6432 | } |
| 6433 | |
| 6434 | if (hintBoring == null || hintBoring == UNKNOWN_BORING) { |
| 6435 | if (hintDes < 0) { |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 6436 | hintDes = (int) FloatMath.ceil( |
| 6437 | Layout.getDesiredWidth(mHint, mTextPaint)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6438 | } |
| 6439 | |
| 6440 | hintWidth = hintDes; |
| 6441 | } else { |
| 6442 | hintWidth = hintBoring.width; |
| 6443 | } |
| 6444 | |
| 6445 | if (hintWidth > width) { |
| 6446 | width = hintWidth; |
| 6447 | } |
| 6448 | } |
| 6449 | |
| 6450 | width += getCompoundPaddingLeft() + getCompoundPaddingRight(); |
| 6451 | |
| 6452 | if (mMaxWidthMode == EMS) { |
| 6453 | width = Math.min(width, mMaxWidth * getLineHeight()); |
| 6454 | } else { |
| 6455 | width = Math.min(width, mMaxWidth); |
| 6456 | } |
| 6457 | |
| 6458 | if (mMinWidthMode == EMS) { |
| 6459 | width = Math.max(width, mMinWidth * getLineHeight()); |
| 6460 | } else { |
| 6461 | width = Math.max(width, mMinWidth); |
| 6462 | } |
| 6463 | |
| 6464 | // Check against our minimum width |
| 6465 | width = Math.max(width, getSuggestedMinimumWidth()); |
| 6466 | |
| 6467 | if (widthMode == MeasureSpec.AT_MOST) { |
| 6468 | width = Math.min(widthSize, width); |
| 6469 | } |
| 6470 | } |
| 6471 | |
| 6472 | int want = width - getCompoundPaddingLeft() - getCompoundPaddingRight(); |
| 6473 | int unpaddedWidth = want; |
Gilles Debunne | 9a80a65 | 2011-01-31 12:56:07 -0800 | [diff] [blame] | 6474 | |
| 6475 | if (mHorizontallyScrolling) want = VERY_WIDE; |
| 6476 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6477 | int hintWant = want; |
Fabrice Di Meglio | 8059e090 | 2011-08-10 16:31:58 -0700 | [diff] [blame] | 6478 | int hintWidth = (mHintLayout == null) ? hintWant : mHintLayout.getWidth(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6479 | |
| 6480 | if (mLayout == null) { |
| 6481 | makeNewLayout(want, hintWant, boring, hintBoring, |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 6482 | width - getCompoundPaddingLeft() - getCompoundPaddingRight(), false); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6483 | } else { |
Fabrice Di Meglio | 8059e090 | 2011-08-10 16:31:58 -0700 | [diff] [blame] | 6484 | final boolean layoutChanged = (mLayout.getWidth() != want) || |
| 6485 | (hintWidth != hintWant) || |
| 6486 | (mLayout.getEllipsizedWidth() != |
| 6487 | width - getCompoundPaddingLeft() - getCompoundPaddingRight()); |
| 6488 | |
| 6489 | final boolean widthChanged = (mHint == null) && |
| 6490 | (mEllipsize == null) && |
| 6491 | (want > mLayout.getWidth()) && |
| 6492 | (mLayout instanceof BoringLayout || (fromexisting && des >= 0 && des <= want)); |
| 6493 | |
| 6494 | final boolean maximumChanged = (mMaxMode != mOldMaxMode) || (mMaximum != mOldMaximum); |
| 6495 | |
| 6496 | if (layoutChanged || maximumChanged) { |
| 6497 | if (!maximumChanged && widthChanged) { |
| 6498 | mLayout.increaseWidthTo(want); |
| 6499 | } else { |
| 6500 | makeNewLayout(want, hintWant, boring, hintBoring, |
| 6501 | width - getCompoundPaddingLeft() - getCompoundPaddingRight(), false); |
| 6502 | } |
| 6503 | } else { |
| 6504 | // Nothing has changed |
| 6505 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6506 | } |
| 6507 | |
| 6508 | if (heightMode == MeasureSpec.EXACTLY) { |
| 6509 | // Parent has told us how big to be. So be it. |
| 6510 | height = heightSize; |
| 6511 | mDesiredHeightAtMeasure = -1; |
| 6512 | } else { |
| 6513 | int desired = getDesiredHeight(); |
| 6514 | |
| 6515 | height = desired; |
| 6516 | mDesiredHeightAtMeasure = desired; |
| 6517 | |
| 6518 | if (heightMode == MeasureSpec.AT_MOST) { |
Christoffer Gurell | 1d05c7c | 2009-10-12 15:53:39 +0200 | [diff] [blame] | 6519 | height = Math.min(desired, heightSize); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6520 | } |
| 6521 | } |
| 6522 | |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 6523 | int unpaddedHeight = height - getCompoundPaddingTop() - getCompoundPaddingBottom(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6524 | if (mMaxMode == LINES && mLayout.getLineCount() > mMaximum) { |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 6525 | unpaddedHeight = Math.min(unpaddedHeight, mLayout.getLineTop(mMaximum)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6526 | } |
| 6527 | |
| 6528 | /* |
| 6529 | * We didn't let makeNewLayout() register to bring the cursor into view, |
| 6530 | * so do it here if there is any possibility that it is needed. |
| 6531 | */ |
| 6532 | if (mMovement != null || |
| 6533 | mLayout.getWidth() > unpaddedWidth || |
| 6534 | mLayout.getHeight() > unpaddedHeight) { |
| 6535 | registerForPreDraw(); |
| 6536 | } else { |
| 6537 | scrollTo(0, 0); |
| 6538 | } |
| 6539 | |
| 6540 | setMeasuredDimension(width, height); |
| 6541 | } |
| 6542 | |
| 6543 | private int getDesiredHeight() { |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 6544 | return Math.max( |
| 6545 | getDesiredHeight(mLayout, true), |
| 6546 | getDesiredHeight(mHintLayout, mEllipsize != null)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6547 | } |
| 6548 | |
| 6549 | private int getDesiredHeight(Layout layout, boolean cap) { |
| 6550 | if (layout == null) { |
| 6551 | return 0; |
| 6552 | } |
| 6553 | |
| 6554 | int linecount = layout.getLineCount(); |
| 6555 | int pad = getCompoundPaddingTop() + getCompoundPaddingBottom(); |
| 6556 | int desired = layout.getLineTop(linecount); |
| 6557 | |
| 6558 | final Drawables dr = mDrawables; |
| 6559 | if (dr != null) { |
| 6560 | desired = Math.max(desired, dr.mDrawableHeightLeft); |
| 6561 | desired = Math.max(desired, dr.mDrawableHeightRight); |
| 6562 | } |
| 6563 | |
| 6564 | desired += pad; |
| 6565 | |
| 6566 | if (mMaxMode == LINES) { |
| 6567 | /* |
| 6568 | * Don't cap the hint to a certain number of lines. |
| 6569 | * (Do cap it, though, if we have a maximum pixel height.) |
| 6570 | */ |
| 6571 | if (cap) { |
| 6572 | if (linecount > mMaximum) { |
Gilles Debunne | 0a4db3c | 2011-01-14 12:12:04 -0800 | [diff] [blame] | 6573 | desired = layout.getLineTop(mMaximum); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6574 | |
| 6575 | if (dr != null) { |
| 6576 | desired = Math.max(desired, dr.mDrawableHeightLeft); |
| 6577 | desired = Math.max(desired, dr.mDrawableHeightRight); |
| 6578 | } |
| 6579 | |
| 6580 | desired += pad; |
| 6581 | linecount = mMaximum; |
| 6582 | } |
| 6583 | } |
| 6584 | } else { |
| 6585 | desired = Math.min(desired, mMaximum); |
| 6586 | } |
| 6587 | |
| 6588 | if (mMinMode == LINES) { |
| 6589 | if (linecount < mMinimum) { |
| 6590 | desired += getLineHeight() * (mMinimum - linecount); |
| 6591 | } |
| 6592 | } else { |
| 6593 | desired = Math.max(desired, mMinimum); |
| 6594 | } |
| 6595 | |
| 6596 | // Check against our minimum height |
| 6597 | desired = Math.max(desired, getSuggestedMinimumHeight()); |
| 6598 | |
| 6599 | return desired; |
| 6600 | } |
| 6601 | |
| 6602 | /** |
| 6603 | * Check whether a change to the existing text layout requires a |
| 6604 | * new view layout. |
| 6605 | */ |
| 6606 | private void checkForResize() { |
| 6607 | boolean sizeChanged = false; |
| 6608 | |
| 6609 | if (mLayout != null) { |
| 6610 | // Check if our width changed |
| 6611 | if (mLayoutParams.width == LayoutParams.WRAP_CONTENT) { |
| 6612 | sizeChanged = true; |
| 6613 | invalidate(); |
| 6614 | } |
| 6615 | |
| 6616 | // Check if our height changed |
| 6617 | if (mLayoutParams.height == LayoutParams.WRAP_CONTENT) { |
| 6618 | int desiredHeight = getDesiredHeight(); |
| 6619 | |
| 6620 | if (desiredHeight != this.getHeight()) { |
| 6621 | sizeChanged = true; |
| 6622 | } |
Romain Guy | 980a938 | 2010-01-08 15:06:28 -0800 | [diff] [blame] | 6623 | } else if (mLayoutParams.height == LayoutParams.MATCH_PARENT) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6624 | if (mDesiredHeightAtMeasure >= 0) { |
| 6625 | int desiredHeight = getDesiredHeight(); |
| 6626 | |
| 6627 | if (desiredHeight != mDesiredHeightAtMeasure) { |
| 6628 | sizeChanged = true; |
| 6629 | } |
| 6630 | } |
| 6631 | } |
| 6632 | } |
| 6633 | |
| 6634 | if (sizeChanged) { |
| 6635 | requestLayout(); |
| 6636 | // caller will have already invalidated |
| 6637 | } |
| 6638 | } |
| 6639 | |
| 6640 | /** |
| 6641 | * Check whether entirely new text requires a new view layout |
| 6642 | * or merely a new text layout. |
| 6643 | */ |
| 6644 | private void checkForRelayout() { |
| 6645 | // If we have a fixed width, we can just swap in a new text layout |
| 6646 | // if the text height stays the same or if the view height is fixed. |
| 6647 | |
| 6648 | if ((mLayoutParams.width != LayoutParams.WRAP_CONTENT || |
| 6649 | (mMaxWidthMode == mMinWidthMode && mMaxWidth == mMinWidth)) && |
| 6650 | (mHint == null || mHintLayout != null) && |
| 6651 | (mRight - mLeft - getCompoundPaddingLeft() - getCompoundPaddingRight() > 0)) { |
| 6652 | // Static width, so try making a new text layout. |
| 6653 | |
| 6654 | int oldht = mLayout.getHeight(); |
| 6655 | int want = mLayout.getWidth(); |
| 6656 | int hintWant = mHintLayout == null ? 0 : mHintLayout.getWidth(); |
| 6657 | |
| 6658 | /* |
| 6659 | * No need to bring the text into view, since the size is not |
| 6660 | * changing (unless we do the requestLayout(), in which case it |
| 6661 | * will happen at measure). |
| 6662 | */ |
| 6663 | makeNewLayout(want, hintWant, UNKNOWN_BORING, UNKNOWN_BORING, |
Romain Guy | e1e0dc8 | 2009-11-03 17:21:04 -0800 | [diff] [blame] | 6664 | mRight - mLeft - getCompoundPaddingLeft() - getCompoundPaddingRight(), |
| 6665 | false); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6666 | |
Romain Guy | e1e0dc8 | 2009-11-03 17:21:04 -0800 | [diff] [blame] | 6667 | if (mEllipsize != TextUtils.TruncateAt.MARQUEE) { |
| 6668 | // In a fixed-height view, so use our new text layout. |
| 6669 | if (mLayoutParams.height != LayoutParams.WRAP_CONTENT && |
Romain Guy | 980a938 | 2010-01-08 15:06:28 -0800 | [diff] [blame] | 6670 | mLayoutParams.height != LayoutParams.MATCH_PARENT) { |
Romain Guy | e1e0dc8 | 2009-11-03 17:21:04 -0800 | [diff] [blame] | 6671 | invalidate(); |
| 6672 | return; |
| 6673 | } |
| 6674 | |
| 6675 | // Dynamic height, but height has stayed the same, |
| 6676 | // so use our new text layout. |
| 6677 | if (mLayout.getHeight() == oldht && |
| 6678 | (mHintLayout == null || mHintLayout.getHeight() == oldht)) { |
| 6679 | invalidate(); |
| 6680 | return; |
| 6681 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6682 | } |
| 6683 | |
| 6684 | // We lose: the height has changed and we have a dynamic height. |
| 6685 | // Request a new view layout using our new text layout. |
| 6686 | requestLayout(); |
| 6687 | invalidate(); |
| 6688 | } else { |
| 6689 | // Dynamic width, so we have no choice but to request a new |
| 6690 | // view layout with a new text layout. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6691 | nullLayouts(); |
| 6692 | requestLayout(); |
| 6693 | invalidate(); |
| 6694 | } |
| 6695 | } |
| 6696 | |
| 6697 | /** |
| 6698 | * Returns true if anything changed. |
| 6699 | */ |
| 6700 | private boolean bringTextIntoView() { |
| 6701 | int line = 0; |
| 6702 | if ((mGravity & Gravity.VERTICAL_GRAVITY_MASK) == Gravity.BOTTOM) { |
| 6703 | line = mLayout.getLineCount() - 1; |
| 6704 | } |
| 6705 | |
| 6706 | Layout.Alignment a = mLayout.getParagraphAlignment(line); |
| 6707 | int dir = mLayout.getParagraphDirection(line); |
| 6708 | int hspace = mRight - mLeft - getCompoundPaddingLeft() - getCompoundPaddingRight(); |
| 6709 | int vspace = mBottom - mTop - getExtendedPaddingTop() - getExtendedPaddingBottom(); |
| 6710 | int ht = mLayout.getHeight(); |
| 6711 | |
| 6712 | int scrollx, scrolly; |
| 6713 | |
Doug Felt | 25b9f42 | 2011-07-11 13:48:37 -0700 | [diff] [blame] | 6714 | // Convert to left, center, or right alignment. |
| 6715 | if (a == Layout.Alignment.ALIGN_NORMAL) { |
| 6716 | a = dir == Layout.DIR_LEFT_TO_RIGHT ? Layout.Alignment.ALIGN_LEFT : |
| 6717 | Layout.Alignment.ALIGN_RIGHT; |
| 6718 | } else if (a == Layout.Alignment.ALIGN_OPPOSITE){ |
| 6719 | a = dir == Layout.DIR_LEFT_TO_RIGHT ? Layout.Alignment.ALIGN_RIGHT : |
| 6720 | Layout.Alignment.ALIGN_LEFT; |
| 6721 | } |
| 6722 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6723 | if (a == Layout.Alignment.ALIGN_CENTER) { |
| 6724 | /* |
| 6725 | * Keep centered if possible, or, if it is too wide to fit, |
| 6726 | * keep leading edge in view. |
| 6727 | */ |
| 6728 | |
| 6729 | int left = (int) FloatMath.floor(mLayout.getLineLeft(line)); |
| 6730 | int right = (int) FloatMath.ceil(mLayout.getLineRight(line)); |
| 6731 | |
| 6732 | if (right - left < hspace) { |
| 6733 | scrollx = (right + left) / 2 - hspace / 2; |
| 6734 | } else { |
| 6735 | if (dir < 0) { |
| 6736 | scrollx = right - hspace; |
| 6737 | } else { |
| 6738 | scrollx = left; |
| 6739 | } |
| 6740 | } |
Fabrice Di Meglio | d2b5d1c | 2011-07-13 19:38:17 -0700 | [diff] [blame] | 6741 | } else if (a == Layout.Alignment.ALIGN_RIGHT) { |
Doug Felt | 25b9f42 | 2011-07-11 13:48:37 -0700 | [diff] [blame] | 6742 | int right = (int) FloatMath.ceil(mLayout.getLineRight(line)); |
| 6743 | scrollx = right - hspace; |
Fabrice Di Meglio | d2b5d1c | 2011-07-13 19:38:17 -0700 | [diff] [blame] | 6744 | } else { // a == Layout.Alignment.ALIGN_LEFT (will also be the default) |
| 6745 | scrollx = (int) FloatMath.floor(mLayout.getLineLeft(line)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6746 | } |
| 6747 | |
| 6748 | if (ht < vspace) { |
| 6749 | scrolly = 0; |
| 6750 | } else { |
| 6751 | if ((mGravity & Gravity.VERTICAL_GRAVITY_MASK) == Gravity.BOTTOM) { |
| 6752 | scrolly = ht - vspace; |
| 6753 | } else { |
| 6754 | scrolly = 0; |
| 6755 | } |
| 6756 | } |
| 6757 | |
| 6758 | if (scrollx != mScrollX || scrolly != mScrollY) { |
| 6759 | scrollTo(scrollx, scrolly); |
| 6760 | return true; |
| 6761 | } else { |
| 6762 | return false; |
| 6763 | } |
| 6764 | } |
| 6765 | |
| 6766 | /** |
| 6767 | * Move the point, specified by the offset, into the view if it is needed. |
| 6768 | * This has to be called after layout. Returns true if anything changed. |
| 6769 | */ |
| 6770 | public boolean bringPointIntoView(int offset) { |
| 6771 | boolean changed = false; |
| 6772 | |
Gilles Debunne | 176ee3d | 2011-07-16 13:28:41 -0700 | [diff] [blame] | 6773 | if (mLayout == null) return changed; |
| 6774 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6775 | int line = mLayout.getLineForOffset(offset); |
| 6776 | |
| 6777 | // FIXME: Is it okay to truncate this, or should we round? |
| 6778 | final int x = (int)mLayout.getPrimaryHorizontal(offset); |
| 6779 | final int top = mLayout.getLineTop(line); |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 6780 | final int bottom = mLayout.getLineTop(line + 1); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6781 | |
| 6782 | int left = (int) FloatMath.floor(mLayout.getLineLeft(line)); |
| 6783 | int right = (int) FloatMath.ceil(mLayout.getLineRight(line)); |
| 6784 | int ht = mLayout.getHeight(); |
| 6785 | |
| 6786 | int grav; |
| 6787 | |
| 6788 | switch (mLayout.getParagraphAlignment(line)) { |
Doug Felt | 25b9f42 | 2011-07-11 13:48:37 -0700 | [diff] [blame] | 6789 | case ALIGN_LEFT: |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6790 | grav = 1; |
| 6791 | break; |
Doug Felt | 25b9f42 | 2011-07-11 13:48:37 -0700 | [diff] [blame] | 6792 | case ALIGN_RIGHT: |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6793 | grav = -1; |
| 6794 | break; |
Doug Felt | 25b9f42 | 2011-07-11 13:48:37 -0700 | [diff] [blame] | 6795 | case ALIGN_NORMAL: |
| 6796 | grav = mLayout.getParagraphDirection(line); |
| 6797 | break; |
| 6798 | case ALIGN_OPPOSITE: |
| 6799 | grav = -mLayout.getParagraphDirection(line); |
| 6800 | break; |
| 6801 | case ALIGN_CENTER: |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6802 | default: |
| 6803 | grav = 0; |
Doug Felt | 25b9f42 | 2011-07-11 13:48:37 -0700 | [diff] [blame] | 6804 | break; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6805 | } |
| 6806 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6807 | int hspace = mRight - mLeft - getCompoundPaddingLeft() - getCompoundPaddingRight(); |
| 6808 | int vspace = mBottom - mTop - getExtendedPaddingTop() - getExtendedPaddingBottom(); |
| 6809 | |
| 6810 | int hslack = (bottom - top) / 2; |
| 6811 | int vslack = hslack; |
| 6812 | |
| 6813 | if (vslack > vspace / 4) |
| 6814 | vslack = vspace / 4; |
| 6815 | if (hslack > hspace / 4) |
| 6816 | hslack = hspace / 4; |
| 6817 | |
| 6818 | int hs = mScrollX; |
| 6819 | int vs = mScrollY; |
| 6820 | |
| 6821 | if (top - vs < vslack) |
| 6822 | vs = top - vslack; |
| 6823 | if (bottom - vs > vspace - vslack) |
| 6824 | vs = bottom - (vspace - vslack); |
| 6825 | if (ht - vs < vspace) |
| 6826 | vs = ht - vspace; |
| 6827 | if (0 - vs > 0) |
| 6828 | vs = 0; |
| 6829 | |
| 6830 | if (grav != 0) { |
| 6831 | if (x - hs < hslack) { |
| 6832 | hs = x - hslack; |
| 6833 | } |
| 6834 | if (x - hs > hspace - hslack) { |
| 6835 | hs = x - (hspace - hslack); |
| 6836 | } |
| 6837 | } |
| 6838 | |
| 6839 | if (grav < 0) { |
| 6840 | if (left - hs > 0) |
| 6841 | hs = left; |
| 6842 | if (right - hs < hspace) |
| 6843 | hs = right - hspace; |
| 6844 | } else if (grav > 0) { |
| 6845 | if (right - hs < hspace) |
| 6846 | hs = right - hspace; |
| 6847 | if (left - hs > 0) |
| 6848 | hs = left; |
| 6849 | } else /* grav == 0 */ { |
| 6850 | if (right - left <= hspace) { |
| 6851 | /* |
| 6852 | * If the entire text fits, center it exactly. |
| 6853 | */ |
| 6854 | hs = left - (hspace - (right - left)) / 2; |
| 6855 | } else if (x > right - hslack) { |
| 6856 | /* |
| 6857 | * If we are near the right edge, keep the right edge |
| 6858 | * at the edge of the view. |
| 6859 | */ |
| 6860 | hs = right - hspace; |
| 6861 | } else if (x < left + hslack) { |
| 6862 | /* |
| 6863 | * If we are near the left edge, keep the left edge |
| 6864 | * at the edge of the view. |
| 6865 | */ |
| 6866 | hs = left; |
| 6867 | } else if (left > hs) { |
| 6868 | /* |
| 6869 | * Is there whitespace visible at the left? Fix it if so. |
| 6870 | */ |
| 6871 | hs = left; |
| 6872 | } else if (right < hs + hspace) { |
| 6873 | /* |
| 6874 | * Is there whitespace visible at the right? Fix it if so. |
| 6875 | */ |
| 6876 | hs = right - hspace; |
| 6877 | } else { |
| 6878 | /* |
| 6879 | * Otherwise, float as needed. |
| 6880 | */ |
| 6881 | if (x - hs < hslack) { |
| 6882 | hs = x - hslack; |
| 6883 | } |
| 6884 | if (x - hs > hspace - hslack) { |
| 6885 | hs = x - (hspace - hslack); |
| 6886 | } |
| 6887 | } |
| 6888 | } |
| 6889 | |
| 6890 | if (hs != mScrollX || vs != mScrollY) { |
| 6891 | if (mScroller == null) { |
| 6892 | scrollTo(hs, vs); |
| 6893 | } else { |
| 6894 | long duration = AnimationUtils.currentAnimationTimeMillis() - mLastScroll; |
| 6895 | int dx = hs - mScrollX; |
| 6896 | int dy = vs - mScrollY; |
| 6897 | |
| 6898 | if (duration > ANIMATED_SCROLL_GAP) { |
| 6899 | mScroller.startScroll(mScrollX, mScrollY, dx, dy); |
Mike Cleron | f116bf8 | 2009-09-27 19:14:12 -0700 | [diff] [blame] | 6900 | awakenScrollBars(mScroller.getDuration()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6901 | invalidate(); |
| 6902 | } else { |
| 6903 | if (!mScroller.isFinished()) { |
| 6904 | mScroller.abortAnimation(); |
| 6905 | } |
| 6906 | |
| 6907 | scrollBy(dx, dy); |
| 6908 | } |
| 6909 | |
| 6910 | mLastScroll = AnimationUtils.currentAnimationTimeMillis(); |
| 6911 | } |
| 6912 | |
| 6913 | changed = true; |
| 6914 | } |
| 6915 | |
| 6916 | if (isFocused()) { |
Gilles Debunne | 716dbf6 | 2011-03-07 18:12:10 -0800 | [diff] [blame] | 6917 | // This offsets because getInterestingRect() is in terms of viewport coordinates, but |
| 6918 | // requestRectangleOnScreen() is in terms of content coordinates. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6919 | |
Gilles Debunne | 716dbf6 | 2011-03-07 18:12:10 -0800 | [diff] [blame] | 6920 | if (mTempRect == null) mTempRect = new Rect(); |
Dianne Hackborn | 70a3f67 | 2011-08-08 14:32:41 -0700 | [diff] [blame] | 6921 | // The offsets here are to ensure the rectangle we are using is |
| 6922 | // within our view bounds, in case the cursor is on the far left |
| 6923 | // or right. If it isn't withing the bounds, then this request |
| 6924 | // will be ignored. |
| 6925 | mTempRect.set(x - 2, top, x + 2, bottom); |
Gilles Debunne | 716dbf6 | 2011-03-07 18:12:10 -0800 | [diff] [blame] | 6926 | getInterestingRect(mTempRect, line); |
| 6927 | mTempRect.offset(mScrollX, mScrollY); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6928 | |
Gilles Debunne | 716dbf6 | 2011-03-07 18:12:10 -0800 | [diff] [blame] | 6929 | if (requestRectangleOnScreen(mTempRect)) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6930 | changed = true; |
| 6931 | } |
| 6932 | } |
| 6933 | |
| 6934 | return changed; |
| 6935 | } |
| 6936 | |
Dianne Hackborn | 38e98fc | 2009-03-24 18:18:24 -0700 | [diff] [blame] | 6937 | /** |
| 6938 | * Move the cursor, if needed, so that it is at an offset that is visible |
| 6939 | * to the user. This will not move the cursor if it represents more than |
| 6940 | * one character (a selection range). This will only work if the |
| 6941 | * TextView contains spannable text; otherwise it will do nothing. |
Gilles Debunne | bbb5d6e | 2010-06-21 16:21:51 -0700 | [diff] [blame] | 6942 | * |
Gilles Debunne | 57f4e5b | 2010-06-21 16:21:51 -0700 | [diff] [blame] | 6943 | * @return True if the cursor was actually moved, false otherwise. |
Dianne Hackborn | 38e98fc | 2009-03-24 18:18:24 -0700 | [diff] [blame] | 6944 | */ |
| 6945 | public boolean moveCursorToVisibleOffset() { |
| 6946 | if (!(mText instanceof Spannable)) { |
| 6947 | return false; |
| 6948 | } |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 6949 | int start = getSelectionStart(); |
| 6950 | int end = getSelectionEnd(); |
Dianne Hackborn | 38e98fc | 2009-03-24 18:18:24 -0700 | [diff] [blame] | 6951 | if (start != end) { |
| 6952 | return false; |
| 6953 | } |
| 6954 | |
| 6955 | // First: make sure the line is visible on screen: |
| 6956 | |
| 6957 | int line = mLayout.getLineForOffset(start); |
| 6958 | |
| 6959 | final int top = mLayout.getLineTop(line); |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 6960 | final int bottom = mLayout.getLineTop(line + 1); |
Dianne Hackborn | 38e98fc | 2009-03-24 18:18:24 -0700 | [diff] [blame] | 6961 | final int vspace = mBottom - mTop - getExtendedPaddingTop() - getExtendedPaddingBottom(); |
| 6962 | int vslack = (bottom - top) / 2; |
| 6963 | if (vslack > vspace / 4) |
| 6964 | vslack = vspace / 4; |
| 6965 | final int vs = mScrollY; |
| 6966 | |
| 6967 | if (top < (vs+vslack)) { |
| 6968 | line = mLayout.getLineForVertical(vs+vslack+(bottom-top)); |
| 6969 | } else if (bottom > (vspace+vs-vslack)) { |
| 6970 | line = mLayout.getLineForVertical(vspace+vs-vslack-(bottom-top)); |
| 6971 | } |
| 6972 | |
| 6973 | // Next: make sure the character is visible on screen: |
| 6974 | |
| 6975 | final int hspace = mRight - mLeft - getCompoundPaddingLeft() - getCompoundPaddingRight(); |
| 6976 | final int hs = mScrollX; |
| 6977 | final int leftChar = mLayout.getOffsetForHorizontal(line, hs); |
| 6978 | final int rightChar = mLayout.getOffsetForHorizontal(line, hspace+hs); |
| 6979 | |
Doug Felt | c982f60 | 2010-05-25 11:51:40 -0700 | [diff] [blame] | 6980 | // line might contain bidirectional text |
| 6981 | final int lowChar = leftChar < rightChar ? leftChar : rightChar; |
| 6982 | final int highChar = leftChar > rightChar ? leftChar : rightChar; |
| 6983 | |
Dianne Hackborn | 38e98fc | 2009-03-24 18:18:24 -0700 | [diff] [blame] | 6984 | int newStart = start; |
Doug Felt | c982f60 | 2010-05-25 11:51:40 -0700 | [diff] [blame] | 6985 | if (newStart < lowChar) { |
| 6986 | newStart = lowChar; |
| 6987 | } else if (newStart > highChar) { |
| 6988 | newStart = highChar; |
Dianne Hackborn | 38e98fc | 2009-03-24 18:18:24 -0700 | [diff] [blame] | 6989 | } |
| 6990 | |
| 6991 | if (newStart != start) { |
| 6992 | Selection.setSelection((Spannable)mText, newStart); |
| 6993 | return true; |
| 6994 | } |
| 6995 | |
| 6996 | return false; |
| 6997 | } |
| 6998 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 6999 | @Override |
| 7000 | public void computeScroll() { |
| 7001 | if (mScroller != null) { |
| 7002 | if (mScroller.computeScrollOffset()) { |
| 7003 | mScrollX = mScroller.getCurrX(); |
| 7004 | mScrollY = mScroller.getCurrY(); |
Romain Guy | 0fd89bf | 2011-01-26 15:41:30 -0800 | [diff] [blame] | 7005 | invalidateParentCaches(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7006 | postInvalidate(); // So we draw again |
| 7007 | } |
| 7008 | } |
| 7009 | } |
| 7010 | |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 7011 | private void getInterestingRect(Rect r, int line) { |
| 7012 | convertFromViewportToContentCoordinates(r); |
| 7013 | |
| 7014 | // Rectangle can can be expanded on first and last line to take |
| 7015 | // padding into account. |
| 7016 | // TODO Take left/right padding into account too? |
| 7017 | if (line == 0) r.top -= getExtendedPaddingTop(); |
| 7018 | if (line == mLayout.getLineCount() - 1) r.bottom += getExtendedPaddingBottom(); |
| 7019 | } |
| 7020 | |
| 7021 | private void convertFromViewportToContentCoordinates(Rect r) { |
Gilles Debunne | 44c1e4c | 2010-09-08 19:33:20 -0700 | [diff] [blame] | 7022 | final int horizontalOffset = viewportToContentHorizontalOffset(); |
| 7023 | r.left += horizontalOffset; |
| 7024 | r.right += horizontalOffset; |
| 7025 | |
| 7026 | final int verticalOffset = viewportToContentVerticalOffset(); |
| 7027 | r.top += verticalOffset; |
| 7028 | r.bottom += verticalOffset; |
| 7029 | } |
| 7030 | |
| 7031 | private int viewportToContentHorizontalOffset() { |
| 7032 | return getCompoundPaddingLeft() - mScrollX; |
| 7033 | } |
| 7034 | |
| 7035 | private int viewportToContentVerticalOffset() { |
| 7036 | int offset = getExtendedPaddingTop() - mScrollY; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7037 | if ((mGravity & Gravity.VERTICAL_GRAVITY_MASK) != Gravity.TOP) { |
Gilles Debunne | 44c1e4c | 2010-09-08 19:33:20 -0700 | [diff] [blame] | 7038 | offset += getVerticalOffset(false); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7039 | } |
Gilles Debunne | 44c1e4c | 2010-09-08 19:33:20 -0700 | [diff] [blame] | 7040 | return offset; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7041 | } |
| 7042 | |
| 7043 | @Override |
| 7044 | public void debug(int depth) { |
| 7045 | super.debug(depth); |
| 7046 | |
| 7047 | String output = debugIndent(depth); |
| 7048 | output += "frame={" + mLeft + ", " + mTop + ", " + mRight |
| 7049 | + ", " + mBottom + "} scroll={" + mScrollX + ", " + mScrollY |
| 7050 | + "} "; |
| 7051 | |
| 7052 | if (mText != null) { |
| 7053 | |
| 7054 | output += "mText=\"" + mText + "\" "; |
| 7055 | if (mLayout != null) { |
| 7056 | output += "mLayout width=" + mLayout.getWidth() |
| 7057 | + " height=" + mLayout.getHeight(); |
| 7058 | } |
| 7059 | } else { |
| 7060 | output += "mText=NULL"; |
| 7061 | } |
| 7062 | Log.d(VIEW_LOG_TAG, output); |
| 7063 | } |
| 7064 | |
| 7065 | /** |
| 7066 | * Convenience for {@link Selection#getSelectionStart}. |
| 7067 | */ |
Konstantin Lopyrev | bea9516 | 2010-08-10 17:02:18 -0700 | [diff] [blame] | 7068 | @ViewDebug.ExportedProperty(category = "text") |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7069 | public int getSelectionStart() { |
| 7070 | return Selection.getSelectionStart(getText()); |
| 7071 | } |
| 7072 | |
| 7073 | /** |
| 7074 | * Convenience for {@link Selection#getSelectionEnd}. |
| 7075 | */ |
Konstantin Lopyrev | bea9516 | 2010-08-10 17:02:18 -0700 | [diff] [blame] | 7076 | @ViewDebug.ExportedProperty(category = "text") |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7077 | public int getSelectionEnd() { |
| 7078 | return Selection.getSelectionEnd(getText()); |
| 7079 | } |
| 7080 | |
| 7081 | /** |
| 7082 | * Return true iff there is a selection inside this text view. |
| 7083 | */ |
| 7084 | public boolean hasSelection() { |
Gilles Debunne | 03789e8 | 2010-09-07 19:07:17 -0700 | [diff] [blame] | 7085 | final int selectionStart = getSelectionStart(); |
| 7086 | final int selectionEnd = getSelectionEnd(); |
| 7087 | |
| 7088 | return selectionStart >= 0 && selectionStart != selectionEnd; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7089 | } |
| 7090 | |
| 7091 | /** |
| 7092 | * Sets the properties of this field (lines, horizontally scrolling, |
| 7093 | * transformation method) to be for a single-line input. |
| 7094 | * |
| 7095 | * @attr ref android.R.styleable#TextView_singleLine |
| 7096 | */ |
| 7097 | public void setSingleLine() { |
| 7098 | setSingleLine(true); |
| 7099 | } |
| 7100 | |
| 7101 | /** |
Adam Powell | 7f8f79a | 2011-07-07 18:35:54 -0700 | [diff] [blame] | 7102 | * Sets the properties of this field to transform input to ALL CAPS |
| 7103 | * display. This may use a "small caps" formatting if available. |
| 7104 | * This setting will be ignored if this field is editable or selectable. |
| 7105 | * |
| 7106 | * This call replaces the current transformation method. Disabling this |
| 7107 | * will not necessarily restore the previous behavior from before this |
| 7108 | * was enabled. |
| 7109 | * |
| 7110 | * @see #setTransformationMethod(TransformationMethod) |
| 7111 | * @attr ref android.R.styleable#TextView_textAllCaps |
| 7112 | */ |
| 7113 | public void setAllCaps(boolean allCaps) { |
| 7114 | if (allCaps) { |
| 7115 | setTransformationMethod(new AllCapsTransformationMethod(getContext())); |
| 7116 | } else { |
| 7117 | setTransformationMethod(null); |
| 7118 | } |
| 7119 | } |
| 7120 | |
| 7121 | /** |
Gilles Debunne | a3ae4a0 | 2010-12-13 17:22:39 -0800 | [diff] [blame] | 7122 | * If true, sets the properties of this field (number of lines, horizontally scrolling, |
| 7123 | * transformation method) to be for a single-line input; if false, restores these to the default |
| 7124 | * conditions. |
| 7125 | * |
| 7126 | * Note that the default conditions are not necessarily those that were in effect prior this |
| 7127 | * method, and you may want to reset these properties to your custom values. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7128 | * |
| 7129 | * @attr ref android.R.styleable#TextView_singleLine |
| 7130 | */ |
| 7131 | @android.view.RemotableViewMethod |
| 7132 | public void setSingleLine(boolean singleLine) { |
Gilles Debunne | a3ae4a0 | 2010-12-13 17:22:39 -0800 | [diff] [blame] | 7133 | // Could be used, but may break backward compatibility. |
| 7134 | // if (mSingleLine == singleLine) return; |
Gilles Debunne | d7483bf | 2010-11-10 10:47:45 -0800 | [diff] [blame] | 7135 | setInputTypeSingleLine(singleLine); |
Gilles Debunne | a3ae4a0 | 2010-12-13 17:22:39 -0800 | [diff] [blame] | 7136 | applySingleLine(singleLine, true, true); |
Gilles Debunne | d7483bf | 2010-11-10 10:47:45 -0800 | [diff] [blame] | 7137 | } |
| 7138 | |
| 7139 | /** |
| 7140 | * Adds or remove the EditorInfo.TYPE_TEXT_FLAG_MULTI_LINE on the mInputType. |
| 7141 | * @param singleLine |
| 7142 | */ |
| 7143 | private void setInputTypeSingleLine(boolean singleLine) { |
Gilles Debunne | 91a08cf | 2010-11-08 17:34:49 -0800 | [diff] [blame] | 7144 | if ((mInputType & EditorInfo.TYPE_MASK_CLASS) == EditorInfo.TYPE_CLASS_TEXT) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7145 | if (singleLine) { |
| 7146 | mInputType &= ~EditorInfo.TYPE_TEXT_FLAG_MULTI_LINE; |
| 7147 | } else { |
| 7148 | mInputType |= EditorInfo.TYPE_TEXT_FLAG_MULTI_LINE; |
| 7149 | } |
| 7150 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7151 | } |
| 7152 | |
Gilles Debunne | a3ae4a0 | 2010-12-13 17:22:39 -0800 | [diff] [blame] | 7153 | private void applySingleLine(boolean singleLine, boolean applyTransformation, |
| 7154 | boolean changeMaxLines) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7155 | mSingleLine = singleLine; |
| 7156 | if (singleLine) { |
| 7157 | setLines(1); |
| 7158 | setHorizontallyScrolling(true); |
| 7159 | if (applyTransformation) { |
Gilles Debunne | 91a08cf | 2010-11-08 17:34:49 -0800 | [diff] [blame] | 7160 | setTransformationMethod(SingleLineTransformationMethod.getInstance()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7161 | } |
| 7162 | } else { |
Gilles Debunne | a3ae4a0 | 2010-12-13 17:22:39 -0800 | [diff] [blame] | 7163 | if (changeMaxLines) { |
| 7164 | setMaxLines(Integer.MAX_VALUE); |
| 7165 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7166 | setHorizontallyScrolling(false); |
| 7167 | if (applyTransformation) { |
| 7168 | setTransformationMethod(null); |
| 7169 | } |
| 7170 | } |
| 7171 | } |
Gilles Debunne | b231696 | 2010-12-21 17:32:43 -0800 | [diff] [blame] | 7172 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7173 | /** |
| 7174 | * Causes words in the text that are longer than the view is wide |
| 7175 | * to be ellipsized instead of broken in the middle. You may also |
| 7176 | * want to {@link #setSingleLine} or {@link #setHorizontallyScrolling} |
Kenny Root | e855d13 | 2009-06-11 11:00:42 -0500 | [diff] [blame] | 7177 | * to constrain the text to a single line. Use <code>null</code> |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7178 | * to turn off ellipsizing. |
| 7179 | * |
Fabrice Di Meglio | 8059e090 | 2011-08-10 16:31:58 -0700 | [diff] [blame] | 7180 | * If {@link #setMaxLines} has been used to set two or more lines, |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 7181 | * {@link android.text.TextUtils.TruncateAt#END} and |
| 7182 | * {@link android.text.TextUtils.TruncateAt#MARQUEE}* are only supported |
| 7183 | * (other ellipsizing types will not do anything). |
Fabrice Di Meglio | 8059e090 | 2011-08-10 16:31:58 -0700 | [diff] [blame] | 7184 | * |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7185 | * @attr ref android.R.styleable#TextView_ellipsize |
| 7186 | */ |
| 7187 | public void setEllipsize(TextUtils.TruncateAt where) { |
Gilles Debunne | 2237829 | 2011-08-12 10:38:52 -0700 | [diff] [blame] | 7188 | // TruncateAt is an enum. != comparison is ok between these singleton objects. |
| 7189 | if (mEllipsize != where) { |
| 7190 | mEllipsize = where; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7191 | |
Gilles Debunne | 2237829 | 2011-08-12 10:38:52 -0700 | [diff] [blame] | 7192 | if (mLayout != null) { |
| 7193 | nullLayouts(); |
| 7194 | requestLayout(); |
| 7195 | invalidate(); |
| 7196 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7197 | } |
| 7198 | } |
| 7199 | |
| 7200 | /** |
| 7201 | * Sets how many times to repeat the marquee animation. Only applied if the |
| 7202 | * TextView has marquee enabled. Set to -1 to repeat indefinitely. |
| 7203 | * |
| 7204 | * @attr ref android.R.styleable#TextView_marqueeRepeatLimit |
| 7205 | */ |
| 7206 | public void setMarqueeRepeatLimit(int marqueeLimit) { |
| 7207 | mMarqueeRepeatLimit = marqueeLimit; |
| 7208 | } |
| 7209 | |
| 7210 | /** |
| 7211 | * Returns where, if anywhere, words that are longer than the view |
| 7212 | * is wide should be ellipsized. |
| 7213 | */ |
| 7214 | @ViewDebug.ExportedProperty |
| 7215 | public TextUtils.TruncateAt getEllipsize() { |
| 7216 | return mEllipsize; |
| 7217 | } |
| 7218 | |
| 7219 | /** |
| 7220 | * Set the TextView so that when it takes focus, all the text is |
| 7221 | * selected. |
| 7222 | * |
| 7223 | * @attr ref android.R.styleable#TextView_selectAllOnFocus |
| 7224 | */ |
| 7225 | @android.view.RemotableViewMethod |
| 7226 | public void setSelectAllOnFocus(boolean selectAllOnFocus) { |
| 7227 | mSelectAllOnFocus = selectAllOnFocus; |
| 7228 | |
| 7229 | if (selectAllOnFocus && !(mText instanceof Spannable)) { |
| 7230 | setText(mText, BufferType.SPANNABLE); |
| 7231 | } |
| 7232 | } |
| 7233 | |
| 7234 | /** |
| 7235 | * Set whether the cursor is visible. The default is true. |
| 7236 | * |
| 7237 | * @attr ref android.R.styleable#TextView_cursorVisible |
| 7238 | */ |
| 7239 | @android.view.RemotableViewMethod |
| 7240 | public void setCursorVisible(boolean visible) { |
Gilles Debunne | 3d01006 | 2011-02-18 14:16:41 -0800 | [diff] [blame] | 7241 | if (mCursorVisible != visible) { |
| 7242 | mCursorVisible = visible; |
| 7243 | invalidate(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7244 | |
Gilles Debunne | 3d01006 | 2011-02-18 14:16:41 -0800 | [diff] [blame] | 7245 | makeBlink(); |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 7246 | |
Gilles Debunne | 3d01006 | 2011-02-18 14:16:41 -0800 | [diff] [blame] | 7247 | // InsertionPointCursorController depends on mCursorVisible |
| 7248 | prepareCursorControllers(); |
| 7249 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7250 | } |
| 7251 | |
Gilles Debunne | 98dbfd4 | 2011-01-24 12:54:10 -0800 | [diff] [blame] | 7252 | private boolean isCursorVisible() { |
| 7253 | return mCursorVisible && isTextEditable(); |
| 7254 | } |
| 7255 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7256 | private boolean canMarquee() { |
| 7257 | int width = (mRight - mLeft - getCompoundPaddingLeft() - getCompoundPaddingRight()); |
Adam Powell | 282e377 | 2011-08-30 16:51:11 -0700 | [diff] [blame] | 7258 | return width > 0 && (mLayout.getLineWidth(0) > width || |
| 7259 | (mMarqueeFadeMode != MARQUEE_FADE_NORMAL && mSavedMarqueeModeLayout != null && |
| 7260 | mSavedMarqueeModeLayout.getLineWidth(0) > width)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7261 | } |
| 7262 | |
| 7263 | private void startMarquee() { |
Romain Guy | 4dc4f73 | 2009-06-19 15:16:40 -0700 | [diff] [blame] | 7264 | // Do not ellipsize EditText |
| 7265 | if (mInput != null) return; |
| 7266 | |
Romain Guy | 939151f | 2009-04-08 14:22:40 -0700 | [diff] [blame] | 7267 | if (compressText(getWidth() - getCompoundPaddingLeft() - getCompoundPaddingRight())) { |
| 7268 | return; |
| 7269 | } |
| 7270 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7271 | if ((mMarquee == null || mMarquee.isStopped()) && (isFocused() || isSelected()) && |
| 7272 | getLineCount() == 1 && canMarquee()) { |
Romain Guy | 939151f | 2009-04-08 14:22:40 -0700 | [diff] [blame] | 7273 | |
Adam Powell | 282e377 | 2011-08-30 16:51:11 -0700 | [diff] [blame] | 7274 | if (mMarqueeFadeMode == MARQUEE_FADE_SWITCH_SHOW_ELLIPSIS) { |
| 7275 | mMarqueeFadeMode = MARQUEE_FADE_SWITCH_SHOW_FADE; |
| 7276 | final Layout tmp = mLayout; |
| 7277 | mLayout = mSavedMarqueeModeLayout; |
| 7278 | mSavedMarqueeModeLayout = tmp; |
| 7279 | setHorizontalFadingEdgeEnabled(true); |
| 7280 | requestLayout(); |
| 7281 | invalidate(); |
| 7282 | } |
| 7283 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7284 | if (mMarquee == null) mMarquee = new Marquee(this); |
| 7285 | mMarquee.start(mMarqueeRepeatLimit); |
| 7286 | } |
| 7287 | } |
| 7288 | |
| 7289 | private void stopMarquee() { |
| 7290 | if (mMarquee != null && !mMarquee.isStopped()) { |
| 7291 | mMarquee.stop(); |
| 7292 | } |
Adam Powell | 282e377 | 2011-08-30 16:51:11 -0700 | [diff] [blame] | 7293 | |
| 7294 | if (mMarqueeFadeMode == MARQUEE_FADE_SWITCH_SHOW_FADE) { |
| 7295 | mMarqueeFadeMode = MARQUEE_FADE_SWITCH_SHOW_ELLIPSIS; |
| 7296 | final Layout tmp = mSavedMarqueeModeLayout; |
| 7297 | mSavedMarqueeModeLayout = mLayout; |
| 7298 | mLayout = tmp; |
| 7299 | setHorizontalFadingEdgeEnabled(false); |
| 7300 | requestLayout(); |
| 7301 | invalidate(); |
| 7302 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7303 | } |
| 7304 | |
| 7305 | private void startStopMarquee(boolean start) { |
| 7306 | if (mEllipsize == TextUtils.TruncateAt.MARQUEE) { |
| 7307 | if (start) { |
| 7308 | startMarquee(); |
| 7309 | } else { |
| 7310 | stopMarquee(); |
| 7311 | } |
| 7312 | } |
| 7313 | } |
| 7314 | |
| 7315 | private static final class Marquee extends Handler { |
| 7316 | // TODO: Add an option to configure this |
Romain Guy | 939151f | 2009-04-08 14:22:40 -0700 | [diff] [blame] | 7317 | private static final float MARQUEE_DELTA_MAX = 0.07f; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7318 | private static final int MARQUEE_DELAY = 1200; |
| 7319 | private static final int MARQUEE_RESTART_DELAY = 1200; |
| 7320 | private static final int MARQUEE_RESOLUTION = 1000 / 30; |
| 7321 | private static final int MARQUEE_PIXELS_PER_SECOND = 30; |
| 7322 | |
| 7323 | private static final byte MARQUEE_STOPPED = 0x0; |
| 7324 | private static final byte MARQUEE_STARTING = 0x1; |
| 7325 | private static final byte MARQUEE_RUNNING = 0x2; |
| 7326 | |
| 7327 | private static final int MESSAGE_START = 0x1; |
| 7328 | private static final int MESSAGE_TICK = 0x2; |
| 7329 | private static final int MESSAGE_RESTART = 0x3; |
| 7330 | |
| 7331 | private final WeakReference<TextView> mView; |
| 7332 | |
| 7333 | private byte mStatus = MARQUEE_STOPPED; |
Gilles Debunne | e15b358 | 2010-06-16 15:17:21 -0700 | [diff] [blame] | 7334 | private final float mScrollUnit; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7335 | private float mMaxScroll; |
Romain Guy | c230319 | 2009-04-03 17:37:18 -0700 | [diff] [blame] | 7336 | float mMaxFadeScroll; |
| 7337 | private float mGhostStart; |
| 7338 | private float mGhostOffset; |
| 7339 | private float mFadeStop; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7340 | private int mRepeatLimit; |
| 7341 | |
| 7342 | float mScroll; |
| 7343 | |
| 7344 | Marquee(TextView v) { |
| 7345 | final float density = v.getContext().getResources().getDisplayMetrics().density; |
Gilles Debunne | e15b358 | 2010-06-16 15:17:21 -0700 | [diff] [blame] | 7346 | mScrollUnit = (MARQUEE_PIXELS_PER_SECOND * density) / MARQUEE_RESOLUTION; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7347 | mView = new WeakReference<TextView>(v); |
| 7348 | } |
| 7349 | |
| 7350 | @Override |
| 7351 | public void handleMessage(Message msg) { |
| 7352 | switch (msg.what) { |
| 7353 | case MESSAGE_START: |
| 7354 | mStatus = MARQUEE_RUNNING; |
| 7355 | tick(); |
| 7356 | break; |
| 7357 | case MESSAGE_TICK: |
| 7358 | tick(); |
| 7359 | break; |
| 7360 | case MESSAGE_RESTART: |
| 7361 | if (mStatus == MARQUEE_RUNNING) { |
| 7362 | if (mRepeatLimit >= 0) { |
| 7363 | mRepeatLimit--; |
| 7364 | } |
| 7365 | start(mRepeatLimit); |
| 7366 | } |
| 7367 | break; |
| 7368 | } |
| 7369 | } |
| 7370 | |
| 7371 | void tick() { |
| 7372 | if (mStatus != MARQUEE_RUNNING) { |
| 7373 | return; |
| 7374 | } |
| 7375 | |
| 7376 | removeMessages(MESSAGE_TICK); |
| 7377 | |
| 7378 | final TextView textView = mView.get(); |
| 7379 | if (textView != null && (textView.isFocused() || textView.isSelected())) { |
| 7380 | mScroll += mScrollUnit; |
| 7381 | if (mScroll > mMaxScroll) { |
| 7382 | mScroll = mMaxScroll; |
| 7383 | sendEmptyMessageDelayed(MESSAGE_RESTART, MARQUEE_RESTART_DELAY); |
| 7384 | } else { |
| 7385 | sendEmptyMessageDelayed(MESSAGE_TICK, MARQUEE_RESOLUTION); |
| 7386 | } |
| 7387 | textView.invalidate(); |
| 7388 | } |
| 7389 | } |
| 7390 | |
| 7391 | void stop() { |
| 7392 | mStatus = MARQUEE_STOPPED; |
| 7393 | removeMessages(MESSAGE_START); |
| 7394 | removeMessages(MESSAGE_RESTART); |
| 7395 | removeMessages(MESSAGE_TICK); |
| 7396 | resetScroll(); |
| 7397 | } |
| 7398 | |
| 7399 | private void resetScroll() { |
| 7400 | mScroll = 0.0f; |
| 7401 | final TextView textView = mView.get(); |
| 7402 | if (textView != null) textView.invalidate(); |
| 7403 | } |
| 7404 | |
| 7405 | void start(int repeatLimit) { |
| 7406 | if (repeatLimit == 0) { |
| 7407 | stop(); |
| 7408 | return; |
| 7409 | } |
| 7410 | mRepeatLimit = repeatLimit; |
| 7411 | final TextView textView = mView.get(); |
| 7412 | if (textView != null && textView.mLayout != null) { |
| 7413 | mStatus = MARQUEE_STARTING; |
| 7414 | mScroll = 0.0f; |
Romain Guy | c230319 | 2009-04-03 17:37:18 -0700 | [diff] [blame] | 7415 | final int textWidth = textView.getWidth() - textView.getCompoundPaddingLeft() - |
| 7416 | textView.getCompoundPaddingRight(); |
| 7417 | final float lineWidth = textView.mLayout.getLineWidth(0); |
Romain Guy | 3373ed6 | 2009-05-04 14:13:32 -0700 | [diff] [blame] | 7418 | final float gap = textWidth / 3.0f; |
| 7419 | mGhostStart = lineWidth - textWidth + gap; |
Romain Guy | c230319 | 2009-04-03 17:37:18 -0700 | [diff] [blame] | 7420 | mMaxScroll = mGhostStart + textWidth; |
Romain Guy | 3373ed6 | 2009-05-04 14:13:32 -0700 | [diff] [blame] | 7421 | mGhostOffset = lineWidth + gap; |
Romain Guy | c230319 | 2009-04-03 17:37:18 -0700 | [diff] [blame] | 7422 | mFadeStop = lineWidth + textWidth / 6.0f; |
| 7423 | mMaxFadeScroll = mGhostStart + lineWidth + lineWidth; |
| 7424 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7425 | textView.invalidate(); |
| 7426 | sendEmptyMessageDelayed(MESSAGE_START, MARQUEE_DELAY); |
| 7427 | } |
| 7428 | } |
| 7429 | |
Romain Guy | c230319 | 2009-04-03 17:37:18 -0700 | [diff] [blame] | 7430 | float getGhostOffset() { |
| 7431 | return mGhostOffset; |
| 7432 | } |
| 7433 | |
| 7434 | boolean shouldDrawLeftFade() { |
| 7435 | return mScroll <= mFadeStop; |
| 7436 | } |
| 7437 | |
| 7438 | boolean shouldDrawGhost() { |
| 7439 | return mStatus == MARQUEE_RUNNING && mScroll > mGhostStart; |
| 7440 | } |
| 7441 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7442 | boolean isRunning() { |
| 7443 | return mStatus == MARQUEE_RUNNING; |
| 7444 | } |
| 7445 | |
| 7446 | boolean isStopped() { |
| 7447 | return mStatus == MARQUEE_STOPPED; |
| 7448 | } |
| 7449 | } |
| 7450 | |
| 7451 | /** |
Gilles Debunne | 4469e60 | 2011-03-09 14:38:04 -0800 | [diff] [blame] | 7452 | * This method is called when the text is changed, in case any subclasses |
| 7453 | * would like to know. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7454 | * |
Gilles Debunne | 4469e60 | 2011-03-09 14:38:04 -0800 | [diff] [blame] | 7455 | * Within <code>text</code>, the <code>lengthAfter</code> characters |
| 7456 | * beginning at <code>start</code> have just replaced old text that had |
| 7457 | * length <code>lengthBefore</code>. It is an error to attempt to make |
| 7458 | * changes to <code>text</code> from this callback. |
| 7459 | * |
| 7460 | * @param text The text the TextView is displaying |
| 7461 | * @param start The offset of the start of the range of the text that was |
| 7462 | * modified |
| 7463 | * @param lengthBefore The length of the former text that has been replaced |
| 7464 | * @param lengthAfter The length of the replacement modified text |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7465 | */ |
Gilles Debunne | 4469e60 | 2011-03-09 14:38:04 -0800 | [diff] [blame] | 7466 | protected void onTextChanged(CharSequence text, int start, int lengthBefore, int lengthAfter) { |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 7467 | // intentionally empty, template pattern method can be overridden by subclasses |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7468 | } |
| 7469 | |
| 7470 | /** |
| 7471 | * This method is called when the selection has changed, in case any |
| 7472 | * subclasses would like to know. |
| 7473 | * |
| 7474 | * @param selStart The new selection start location. |
| 7475 | * @param selEnd The new selection end location. |
| 7476 | */ |
| 7477 | protected void onSelectionChanged(int selStart, int selEnd) { |
Svetoslav Ganov | a015617 | 2011-06-26 17:55:44 -0700 | [diff] [blame] | 7478 | sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_TEXT_SELECTION_CHANGED); |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 7479 | if (mSpellChecker != null) { |
| 7480 | mSpellChecker.onSelectionChanged(); |
| 7481 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7482 | } |
Svetoslav Ganov | a015617 | 2011-06-26 17:55:44 -0700 | [diff] [blame] | 7483 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7484 | /** |
| 7485 | * Adds a TextWatcher to the list of those whose methods are called |
| 7486 | * whenever this TextView's text changes. |
| 7487 | * <p> |
| 7488 | * In 1.0, the {@link TextWatcher#afterTextChanged} method was erroneously |
| 7489 | * not called after {@link #setText} calls. Now, doing {@link #setText} |
| 7490 | * if there are any text changed listeners forces the buffer type to |
| 7491 | * Editable if it would not otherwise be and does call this method. |
| 7492 | */ |
| 7493 | public void addTextChangedListener(TextWatcher watcher) { |
| 7494 | if (mListeners == null) { |
| 7495 | mListeners = new ArrayList<TextWatcher>(); |
| 7496 | } |
| 7497 | |
| 7498 | mListeners.add(watcher); |
| 7499 | } |
| 7500 | |
| 7501 | /** |
| 7502 | * Removes the specified TextWatcher from the list of those whose |
| 7503 | * methods are called |
| 7504 | * whenever this TextView's text changes. |
| 7505 | */ |
| 7506 | public void removeTextChangedListener(TextWatcher watcher) { |
| 7507 | if (mListeners != null) { |
| 7508 | int i = mListeners.indexOf(watcher); |
| 7509 | |
| 7510 | if (i >= 0) { |
| 7511 | mListeners.remove(i); |
| 7512 | } |
| 7513 | } |
| 7514 | } |
| 7515 | |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 7516 | private void sendBeforeTextChanged(CharSequence text, int start, int before, int after) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7517 | if (mListeners != null) { |
| 7518 | final ArrayList<TextWatcher> list = mListeners; |
| 7519 | final int count = list.size(); |
| 7520 | for (int i = 0; i < count; i++) { |
| 7521 | list.get(i).beforeTextChanged(text, start, before, after); |
| 7522 | } |
| 7523 | } |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 7524 | |
| 7525 | // The spans that are inside or intersect the modified region no longer make sense |
| 7526 | removeIntersectingSpans(start, start + before, SpellCheckSpan.class); |
| 7527 | removeIntersectingSpans(start, start + before, SuggestionSpan.class); |
| 7528 | } |
| 7529 | |
| 7530 | // Removes all spans that are inside or actually overlap the start..end range |
| 7531 | private <T> void removeIntersectingSpans(int start, int end, Class<T> type) { |
| 7532 | if (!(mText instanceof Editable)) return; |
| 7533 | Editable text = (Editable) mText; |
| 7534 | |
| 7535 | T[] spans = text.getSpans(start, end, type); |
| 7536 | final int length = spans.length; |
| 7537 | for (int i = 0; i < length; i++) { |
| 7538 | final int s = text.getSpanStart(spans[i]); |
| 7539 | final int e = text.getSpanEnd(spans[i]); |
| 7540 | if (e == start || s == end) break; |
| 7541 | text.removeSpan(spans[i]); |
| 7542 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7543 | } |
| 7544 | |
| 7545 | /** |
| 7546 | * Not private so it can be called from an inner class without going |
| 7547 | * through a thunk. |
| 7548 | */ |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 7549 | void sendOnTextChanged(CharSequence text, int start, int before, int after) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7550 | if (mListeners != null) { |
| 7551 | final ArrayList<TextWatcher> list = mListeners; |
| 7552 | final int count = list.size(); |
| 7553 | for (int i = 0; i < count; i++) { |
| 7554 | list.get(i).onTextChanged(text, start, before, after); |
| 7555 | } |
| 7556 | } |
| 7557 | } |
| 7558 | |
| 7559 | /** |
| 7560 | * Not private so it can be called from an inner class without going |
| 7561 | * through a thunk. |
| 7562 | */ |
| 7563 | void sendAfterTextChanged(Editable text) { |
| 7564 | if (mListeners != null) { |
| 7565 | final ArrayList<TextWatcher> list = mListeners; |
| 7566 | final int count = list.size(); |
| 7567 | for (int i = 0; i < count; i++) { |
| 7568 | list.get(i).afterTextChanged(text); |
| 7569 | } |
| 7570 | } |
| 7571 | } |
| 7572 | |
| 7573 | /** |
| 7574 | * Not private so it can be called from an inner class without going |
| 7575 | * through a thunk. |
| 7576 | */ |
Gilles Debunne | cf9cf2f | 2010-12-08 17:43:58 -0800 | [diff] [blame] | 7577 | void handleTextChanged(CharSequence buffer, int start, int before, int after) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7578 | final InputMethodState ims = mInputMethodState; |
| 7579 | if (ims == null || ims.mBatchEditNesting == 0) { |
| 7580 | updateAfterEdit(); |
| 7581 | } |
| 7582 | if (ims != null) { |
| 7583 | ims.mContentChanged = true; |
| 7584 | if (ims.mChangedStart < 0) { |
| 7585 | ims.mChangedStart = start; |
| 7586 | ims.mChangedEnd = start+before; |
| 7587 | } else { |
Viktor Yakovel | 964be41 | 2010-02-17 08:35:57 +0100 | [diff] [blame] | 7588 | ims.mChangedStart = Math.min(ims.mChangedStart, start); |
| 7589 | ims.mChangedEnd = Math.max(ims.mChangedEnd, start + before - ims.mChangedDelta); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7590 | } |
| 7591 | ims.mChangedDelta += after-before; |
| 7592 | } |
| 7593 | |
| 7594 | sendOnTextChanged(buffer, start, before, after); |
| 7595 | onTextChanged(buffer, start, before, after); |
Adam Powell | ba0a2c3 | 2010-09-28 17:41:23 -0700 | [diff] [blame] | 7596 | |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 7597 | // The WordIterator text change listener may be called after this one. |
| 7598 | // Make sure this changed text is rescanned before the iterator is used on it. |
| 7599 | getWordIterator().forceUpdate(); |
| 7600 | updateSpellCheckSpans(start, start + after); |
| 7601 | |
Gilles Debunne | d94f8c5 | 2011-01-10 11:29:15 -0800 | [diff] [blame] | 7602 | // Hide the controllers if the amount of content changed |
Adam Powell | ba0a2c3 | 2010-09-28 17:41:23 -0700 | [diff] [blame] | 7603 | if (before != after) { |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 7604 | // We do not hide the span controllers, as they can be added when a new text is |
| 7605 | // inserted into the text view |
| 7606 | hideCursorControllers(); |
Adam Powell | ba0a2c3 | 2010-09-28 17:41:23 -0700 | [diff] [blame] | 7607 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7608 | } |
| 7609 | |
| 7610 | /** |
| 7611 | * Not private so it can be called from an inner class without going |
| 7612 | * through a thunk. |
| 7613 | */ |
Gilles Debunne | cf9cf2f | 2010-12-08 17:43:58 -0800 | [diff] [blame] | 7614 | void spanChange(Spanned buf, Object what, int oldStart, int newStart, int oldEnd, int newEnd) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7615 | // XXX Make the start and end move together if this ends up |
| 7616 | // spending too much time invalidating. |
| 7617 | |
| 7618 | boolean selChanged = false; |
| 7619 | int newSelStart=-1, newSelEnd=-1; |
| 7620 | |
| 7621 | final InputMethodState ims = mInputMethodState; |
| 7622 | |
| 7623 | if (what == Selection.SELECTION_END) { |
| 7624 | mHighlightPathBogus = true; |
| 7625 | selChanged = true; |
| 7626 | newSelEnd = newStart; |
| 7627 | |
| 7628 | if (!isFocused()) { |
| 7629 | mSelectionMoved = true; |
| 7630 | } |
| 7631 | |
| 7632 | if (oldStart >= 0 || newStart >= 0) { |
| 7633 | invalidateCursor(Selection.getSelectionStart(buf), oldStart, newStart); |
| 7634 | registerForPreDraw(); |
Gilles Debunne | 3d01006 | 2011-02-18 14:16:41 -0800 | [diff] [blame] | 7635 | makeBlink(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7636 | } |
| 7637 | } |
| 7638 | |
| 7639 | if (what == Selection.SELECTION_START) { |
| 7640 | mHighlightPathBogus = true; |
| 7641 | selChanged = true; |
| 7642 | newSelStart = newStart; |
| 7643 | |
| 7644 | if (!isFocused()) { |
| 7645 | mSelectionMoved = true; |
| 7646 | } |
| 7647 | |
| 7648 | if (oldStart >= 0 || newStart >= 0) { |
| 7649 | int end = Selection.getSelectionEnd(buf); |
| 7650 | invalidateCursor(end, oldStart, newStart); |
| 7651 | } |
| 7652 | } |
| 7653 | |
| 7654 | if (selChanged) { |
| 7655 | if ((buf.getSpanFlags(what)&Spanned.SPAN_INTERMEDIATE) == 0) { |
| 7656 | if (newSelStart < 0) { |
| 7657 | newSelStart = Selection.getSelectionStart(buf); |
| 7658 | } |
| 7659 | if (newSelEnd < 0) { |
| 7660 | newSelEnd = Selection.getSelectionEnd(buf); |
| 7661 | } |
| 7662 | onSelectionChanged(newSelStart, newSelEnd); |
| 7663 | } |
| 7664 | } |
| 7665 | |
| 7666 | if (what instanceof UpdateAppearance || |
| 7667 | what instanceof ParagraphStyle) { |
| 7668 | if (ims == null || ims.mBatchEditNesting == 0) { |
| 7669 | invalidate(); |
| 7670 | mHighlightPathBogus = true; |
| 7671 | checkForResize(); |
| 7672 | } else { |
| 7673 | ims.mContentChanged = true; |
| 7674 | } |
| 7675 | } |
| 7676 | |
| 7677 | if (MetaKeyKeyListener.isMetaTracker(buf, what)) { |
| 7678 | mHighlightPathBogus = true; |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 7679 | if (ims != null && MetaKeyKeyListener.isSelectingMetaTracker(buf, what)) { |
| 7680 | ims.mSelectionModeChanged = true; |
| 7681 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7682 | |
| 7683 | if (Selection.getSelectionStart(buf) >= 0) { |
| 7684 | if (ims == null || ims.mBatchEditNesting == 0) { |
| 7685 | invalidateCursor(); |
| 7686 | } else { |
| 7687 | ims.mCursorChanged = true; |
| 7688 | } |
| 7689 | } |
| 7690 | } |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 7691 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7692 | if (what instanceof ParcelableSpan) { |
| 7693 | // If this is a span that can be sent to a remote process, |
| 7694 | // the current extract editor would be interested in it. |
| 7695 | if (ims != null && ims.mExtracting != null) { |
| 7696 | if (ims.mBatchEditNesting != 0) { |
| 7697 | if (oldStart >= 0) { |
| 7698 | if (ims.mChangedStart > oldStart) { |
| 7699 | ims.mChangedStart = oldStart; |
| 7700 | } |
| 7701 | if (ims.mChangedStart > oldEnd) { |
| 7702 | ims.mChangedStart = oldEnd; |
| 7703 | } |
| 7704 | } |
| 7705 | if (newStart >= 0) { |
| 7706 | if (ims.mChangedStart > newStart) { |
| 7707 | ims.mChangedStart = newStart; |
| 7708 | } |
| 7709 | if (ims.mChangedStart > newEnd) { |
| 7710 | ims.mChangedStart = newEnd; |
| 7711 | } |
| 7712 | } |
| 7713 | } else { |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 7714 | if (DEBUG_EXTRACT) Log.v(LOG_TAG, "Span change outside of batch: " |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7715 | + oldStart + "-" + oldEnd + "," |
| 7716 | + newStart + "-" + newEnd + what); |
| 7717 | ims.mContentChanged = true; |
| 7718 | } |
| 7719 | } |
| 7720 | } |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 7721 | |
| 7722 | if (what instanceof SpellCheckSpan) { |
| 7723 | if (newStart < 0) { |
| 7724 | getSpellChecker().removeSpellCheckSpan((SpellCheckSpan) what); |
| 7725 | } else if (oldStart < 0) { |
| 7726 | getSpellChecker().addSpellCheckSpan((SpellCheckSpan) what); |
| 7727 | } |
| 7728 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 7729 | } |
| 7730 | |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 7731 | /** |
| 7732 | * Create new SpellCheckSpans on the modified region. |
| 7733 | */ |
| 7734 | private void updateSpellCheckSpans(int start, int end) { |
| 7735 | if (!(mText instanceof Editable) || !isSuggestionsEnabled()) return; |
| 7736 | Editable text = (Editable) mText; |
| 7737 | |
| 7738 | WordIterator wordIterator = getWordIterator(); |
| 7739 | wordIterator.setCharSequence(text); |
| 7740 | |
| 7741 | // Move back to the beginning of the current word, if any |
| 7742 | int wordStart = wordIterator.preceding(start); |
| 7743 | int wordEnd; |
| 7744 | if (wordStart == BreakIterator.DONE) { |
| 7745 | wordEnd = wordIterator.following(start); |
| 7746 | if (wordEnd != BreakIterator.DONE) { |
| 7747 | wordStart = wordIterator.getBeginning(wordEnd); |
| 7748 | } |
| 7749 | } else { |
| 7750 | wordEnd = wordIterator.getEnd(wordStart); |
| 7751 | } |
| 7752 | if (wordEnd == BreakIterator.DONE) { |
| 7753 | return; |
| 7754 | } |
| 7755 | |
| 7756 | // Iterate over the newly added text and schedule new SpellCheckSpans |
| 7757 | while (wordStart <= end) { |
| 7758 | if (wordEnd >= start) { |
| 7759 | // A word across the interval boundaries must remove boundary edition spans |
| 7760 | if (wordStart < start && wordEnd > start) { |
| 7761 | removeEditionSpansAt(start, text); |
| 7762 | } |
| 7763 | |
| 7764 | if (wordStart < end && wordEnd > end) { |
| 7765 | removeEditionSpansAt(end, text); |
| 7766 | } |
| 7767 | |
| 7768 | // Do not create new boundary spans if they already exist |
| 7769 | boolean createSpellCheckSpan = true; |
| 7770 | if (wordEnd == start) { |
| 7771 | SpellCheckSpan[] spellCheckSpans = text.getSpans(start, start, |
| 7772 | SpellCheckSpan.class); |
| 7773 | if (spellCheckSpans.length > 0) createSpellCheckSpan = false; |
| 7774 | } |
| 7775 | |
| 7776 | if (wordStart == end) { |
| 7777 | SpellCheckSpan[] spellCheckSpans = text.getSpans(end, end, |
| 7778 | SpellCheckSpan.class); |
| 7779 | if (spellCheckSpans.length > 0) createSpellCheckSpan = false; |
| 7780 | } |
| 7781 | |
| 7782 | if (createSpellCheckSpan) { |
| 7783 | text.setSpan(new SpellCheckSpan(), wordStart, wordEnd, |
| 7784 | Spanned.SPAN_EXCLUSIVE_EXCLUSIVE); |
| 7785 | } |
| 7786 | } |
| 7787 | |
| 7788 | // iterate word by word |
| 7789 | wordEnd = wordIterator.following(wordEnd); |
| 7790 | if (wordEnd == BreakIterator.DONE) return; |
| 7791 | wordStart = wordIterator.getBeginning(wordEnd); |
| 7792 | if (wordStart == BreakIterator.DONE) { |
| 7793 | Log.e(LOG_TAG, "Unable to find word beginning from " + wordEnd + "in " + mText); |
| 7794 | return; |
| 7795 | } |
| 7796 | } |
| 7797 | } |
| 7798 | |
| 7799 | private static void removeEditionSpansAt(int offset, Editable text) { |
| 7800 | SuggestionSpan[] suggestionSpans = text.getSpans(offset, offset, SuggestionSpan.class); |
| 7801 | for (int i = 0; i < suggestionSpans.length; i++) { |
| 7802 | text.removeSpan(suggestionSpans[i]); |
| 7803 | } |
| 7804 | SpellCheckSpan[] spellCheckSpans = text.getSpans(offset, offset, SpellCheckSpan.class); |
| 7805 | for (int i = 0; i < spellCheckSpans.length; i++) { |
| 7806 | text.removeSpan(spellCheckSpans[i]); |
| 7807 | } |
| 7808 | } |
| 7809 | |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 7810 | /** |
| 7811 | * Controls the {@link EasyEditSpan} monitoring when it is added, and when the related |
| 7812 | * pop-up should be displayed. |
| 7813 | */ |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 7814 | private class EasyEditSpanController { |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 7815 | |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 7816 | private static final int DISPLAY_TIMEOUT_MS = 3000; // 3 secs |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 7817 | |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 7818 | private EasyEditPopupWindow mPopupWindow; |
| 7819 | |
| 7820 | private EasyEditSpan mEasyEditSpan; |
| 7821 | |
| 7822 | private Runnable mHidePopup; |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 7823 | |
| 7824 | private void hide() { |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 7825 | if (mPopupWindow != null) { |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 7826 | mPopupWindow.hide(); |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 7827 | TextView.this.removeCallbacks(mHidePopup); |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 7828 | } |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 7829 | removeSpans(mText); |
| 7830 | mEasyEditSpan = null; |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 7831 | } |
| 7832 | |
| 7833 | /** |
| 7834 | * Monitors the changes in the text. |
| 7835 | * |
| 7836 | * <p>{@link ChangeWatcher#onSpanAdded(Spannable, Object, int, int)} cannot be used, |
| 7837 | * as the notifications are not sent when a spannable (with spans) is inserted. |
| 7838 | */ |
| 7839 | public void onTextChange(CharSequence buffer) { |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 7840 | adjustSpans(mText); |
| 7841 | |
| 7842 | if (getWindowVisibility() != View.VISIBLE) { |
| 7843 | // The window is not visible yet, ignore the text change. |
| 7844 | return; |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 7845 | } |
| 7846 | |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 7847 | if (mLayout == null) { |
| 7848 | // The view has not been layout yet, ignore the text change |
| 7849 | return; |
| 7850 | } |
| 7851 | |
| 7852 | InputMethodManager imm = InputMethodManager.peekInstance(); |
| 7853 | if (!(TextView.this instanceof ExtractEditText) |
| 7854 | && imm != null && imm.isFullscreenMode()) { |
| 7855 | // The input is in extract mode. We do not have to handle the easy edit in the |
| 7856 | // original TextView, as the ExtractEditText will do |
| 7857 | return; |
| 7858 | } |
| 7859 | |
| 7860 | // Remove the current easy edit span, as the text changed, and remove the pop-up |
| 7861 | // (if any) |
| 7862 | if (mEasyEditSpan != null) { |
| 7863 | if (mText instanceof Spannable) { |
| 7864 | ((Spannable) mText).removeSpan(mEasyEditSpan); |
| 7865 | } |
| 7866 | mEasyEditSpan = null; |
| 7867 | } |
| 7868 | if (mPopupWindow != null && mPopupWindow.isShowing()) { |
| 7869 | mPopupWindow.hide(); |
| 7870 | } |
| 7871 | |
| 7872 | // Display the new easy edit span (if any). |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 7873 | if (buffer instanceof Spanned) { |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 7874 | mEasyEditSpan = getSpan((Spanned) buffer); |
| 7875 | if (mEasyEditSpan != null) { |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 7876 | if (mPopupWindow == null) { |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 7877 | mPopupWindow = new EasyEditPopupWindow(); |
| 7878 | mHidePopup = new Runnable() { |
| 7879 | @Override |
| 7880 | public void run() { |
| 7881 | hide(); |
| 7882 | } |
| 7883 | }; |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 7884 | } |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 7885 | mPopupWindow.show(mEasyEditSpan); |
| 7886 | TextView.this.removeCallbacks(mHidePopup); |
| 7887 | TextView.this.postDelayed(mHidePopup, DISPLAY_TIMEOUT_MS); |
| 7888 | } |
| 7889 | } |
| 7890 | } |
| 7891 | |
| 7892 | /** |
| 7893 | * Adjusts the spans by removing all of them except the last one. |
| 7894 | */ |
| 7895 | private void adjustSpans(CharSequence buffer) { |
| 7896 | // This method enforces that only one easy edit span is attached to the text. |
| 7897 | // A better way to enforce this would be to listen for onSpanAdded, but this method |
| 7898 | // cannot be used in this scenario as no notification is triggered when a text with |
| 7899 | // spans is inserted into a text. |
| 7900 | if (buffer instanceof Spannable) { |
| 7901 | Spannable spannable = (Spannable) buffer; |
| 7902 | EasyEditSpan[] spans = spannable.getSpans(0, spannable.length(), |
| 7903 | EasyEditSpan.class); |
| 7904 | for (int i = 0; i < spans.length - 1; i++) { |
| 7905 | spannable.removeSpan(spans[i]); |
| 7906 | } |
| 7907 | } |
| 7908 | } |
| 7909 | |
| 7910 | /** |
| 7911 | * Removes all the {@link EasyEditSpan} currently attached. |
| 7912 | */ |
| 7913 | private void removeSpans(CharSequence buffer) { |
| 7914 | if (buffer instanceof Spannable) { |
| 7915 | Spannable spannable = (Spannable) buffer; |
| 7916 | EasyEditSpan[] spans = spannable.getSpans(0, spannable.length(), |
| 7917 | EasyEditSpan.class); |
| 7918 | for (int i = 0; i < spans.length; i++) { |
| 7919 | spannable.removeSpan(spans[i]); |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 7920 | } |
| 7921 | } |
| 7922 | } |
| 7923 | |
| 7924 | private EasyEditSpan getSpan(Spanned spanned) { |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 7925 | EasyEditSpan[] easyEditSpans = spanned.getSpans(0, spanned.length(), |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 7926 | EasyEditSpan.class); |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 7927 | if (easyEditSpans.length == 0) { |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 7928 | return null; |
| 7929 | } else { |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 7930 | return easyEditSpans[0]; |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 7931 | } |
| 7932 | } |
| 7933 | } |
| 7934 | |
| 7935 | /** |
| 7936 | * Displays the actions associated to an {@link EasyEditSpan}. The pop-up is controlled |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 7937 | * by {@link EasyEditSpanController}. |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 7938 | */ |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 7939 | private class EasyEditPopupWindow extends PinnedPopupWindow |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 7940 | implements OnClickListener { |
| 7941 | private static final int POPUP_TEXT_LAYOUT = |
| 7942 | com.android.internal.R.layout.text_edit_action_popup_text; |
| 7943 | private TextView mDeleteTextView; |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 7944 | private EasyEditSpan mEasyEditSpan; |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 7945 | |
| 7946 | @Override |
| 7947 | protected void createPopupWindow() { |
| 7948 | mPopupWindow = new PopupWindow(TextView.this.mContext, null, |
| 7949 | com.android.internal.R.attr.textSelectHandleWindowStyle); |
| 7950 | mPopupWindow.setInputMethodMode(PopupWindow.INPUT_METHOD_NOT_NEEDED); |
| 7951 | mPopupWindow.setClippingEnabled(true); |
| 7952 | } |
| 7953 | |
| 7954 | @Override |
| 7955 | protected void initContentView() { |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 7956 | LinearLayout linearLayout = new LinearLayout(TextView.this.getContext()); |
| 7957 | linearLayout.setOrientation(LinearLayout.HORIZONTAL); |
| 7958 | mContentView = linearLayout; |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 7959 | mContentView.setBackgroundResource( |
| 7960 | com.android.internal.R.drawable.text_edit_side_paste_window); |
| 7961 | |
| 7962 | LayoutInflater inflater = (LayoutInflater)TextView.this.mContext. |
| 7963 | getSystemService(Context.LAYOUT_INFLATER_SERVICE); |
| 7964 | |
| 7965 | LayoutParams wrapContent = new LayoutParams( |
| 7966 | ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT); |
| 7967 | |
| 7968 | mDeleteTextView = (TextView) inflater.inflate(POPUP_TEXT_LAYOUT, null); |
| 7969 | mDeleteTextView.setLayoutParams(wrapContent); |
| 7970 | mDeleteTextView.setText(com.android.internal.R.string.delete); |
| 7971 | mDeleteTextView.setOnClickListener(this); |
| 7972 | mContentView.addView(mDeleteTextView); |
| 7973 | } |
| 7974 | |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 7975 | public void show(EasyEditSpan easyEditSpan) { |
| 7976 | mEasyEditSpan = easyEditSpan; |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 7977 | super.show(); |
| 7978 | } |
| 7979 | |
| 7980 | @Override |
| 7981 | public void onClick(View view) { |
| 7982 | if (view == mDeleteTextView) { |
| 7983 | deleteText(); |
| 7984 | } |
| 7985 | } |
| 7986 | |
| 7987 | private void deleteText() { |
| 7988 | Editable editable = (Editable) mText; |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 7989 | int start = editable.getSpanStart(mEasyEditSpan); |
| 7990 | int end = editable.getSpanEnd(mEasyEditSpan); |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 7991 | if (start >= 0 && end >= 0) { |
| 7992 | editable.delete(start, end); |
| 7993 | } |
| 7994 | } |
| 7995 | |
| 7996 | @Override |
| 7997 | protected int getTextOffset() { |
| 7998 | // Place the pop-up at the end of the span |
| 7999 | Editable editable = (Editable) mText; |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 8000 | return editable.getSpanEnd(mEasyEditSpan); |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 8001 | } |
| 8002 | |
| 8003 | @Override |
| 8004 | protected int getVerticalLocalPosition(int line) { |
| 8005 | return mLayout.getLineBottom(line); |
| 8006 | } |
| 8007 | |
| 8008 | @Override |
| 8009 | protected int clipVertically(int positionY) { |
| 8010 | // As we display the pop-up below the span, no vertical clipping is required. |
| 8011 | return positionY; |
| 8012 | } |
| 8013 | } |
| 8014 | |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 8015 | private class ChangeWatcher implements TextWatcher, SpanWatcher { |
svetoslavganov | 75986cf | 2009-05-14 22:28:01 -0700 | [diff] [blame] | 8016 | |
| 8017 | private CharSequence mBeforeText; |
| 8018 | |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 8019 | private EasyEditSpanController mEasyEditSpanController; |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 8020 | |
| 8021 | private ChangeWatcher() { |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 8022 | mEasyEditSpanController = new EasyEditSpanController(); |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 8023 | } |
| 8024 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8025 | public void beforeTextChanged(CharSequence buffer, int start, |
| 8026 | int before, int after) { |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 8027 | if (DEBUG_EXTRACT) Log.v(LOG_TAG, "beforeTextChanged start=" + start |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8028 | + " before=" + before + " after=" + after + ": " + buffer); |
svetoslavganov | 75986cf | 2009-05-14 22:28:01 -0700 | [diff] [blame] | 8029 | |
Amith Yamasani | 91ccdb5 | 2010-01-14 18:56:02 -0800 | [diff] [blame] | 8030 | if (AccessibilityManager.getInstance(mContext).isEnabled() |
Svetoslav Ganov | 1d1e110 | 2010-11-16 16:44:03 -0800 | [diff] [blame] | 8031 | && !isPasswordInputType(mInputType) |
| 8032 | && !hasPasswordTransformationMethod()) { |
svetoslavganov | 75986cf | 2009-05-14 22:28:01 -0700 | [diff] [blame] | 8033 | mBeforeText = buffer.toString(); |
| 8034 | } |
| 8035 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8036 | TextView.this.sendBeforeTextChanged(buffer, start, before, after); |
| 8037 | } |
| 8038 | |
| 8039 | public void onTextChanged(CharSequence buffer, int start, |
| 8040 | int before, int after) { |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 8041 | if (DEBUG_EXTRACT) Log.v(LOG_TAG, "onTextChanged start=" + start |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8042 | + " before=" + before + " after=" + after + ": " + buffer); |
| 8043 | TextView.this.handleTextChanged(buffer, start, before, after); |
svetoslavganov | 75986cf | 2009-05-14 22:28:01 -0700 | [diff] [blame] | 8044 | |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 8045 | mEasyEditSpanController.onTextChange(buffer); |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 8046 | |
svetoslavganov | 75986cf | 2009-05-14 22:28:01 -0700 | [diff] [blame] | 8047 | if (AccessibilityManager.getInstance(mContext).isEnabled() && |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 8048 | (isFocused() || isSelected() && isShown())) { |
svetoslavganov | 75986cf | 2009-05-14 22:28:01 -0700 | [diff] [blame] | 8049 | sendAccessibilityEventTypeViewTextChanged(mBeforeText, start, before, after); |
| 8050 | mBeforeText = null; |
| 8051 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8052 | } |
| 8053 | |
| 8054 | public void afterTextChanged(Editable buffer) { |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 8055 | if (DEBUG_EXTRACT) Log.v(LOG_TAG, "afterTextChanged: " + buffer); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8056 | TextView.this.sendAfterTextChanged(buffer); |
| 8057 | |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 8058 | if (MetaKeyKeyListener.getMetaState(buffer, MetaKeyKeyListener.META_SELECTING) != 0) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8059 | MetaKeyKeyListener.stopSelecting(TextView.this, buffer); |
| 8060 | } |
| 8061 | } |
| 8062 | |
| 8063 | public void onSpanChanged(Spannable buf, |
| 8064 | Object what, int s, int e, int st, int en) { |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 8065 | if (DEBUG_EXTRACT) Log.v(LOG_TAG, "onSpanChanged s=" + s + " e=" + e |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8066 | + " st=" + st + " en=" + en + " what=" + what + ": " + buf); |
| 8067 | TextView.this.spanChange(buf, what, s, st, e, en); |
| 8068 | } |
| 8069 | |
| 8070 | public void onSpanAdded(Spannable buf, Object what, int s, int e) { |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 8071 | if (DEBUG_EXTRACT) Log.v(LOG_TAG, "onSpanAdded s=" + s + " e=" + e |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8072 | + " what=" + what + ": " + buf); |
| 8073 | TextView.this.spanChange(buf, what, -1, s, -1, e); |
| 8074 | } |
| 8075 | |
| 8076 | public void onSpanRemoved(Spannable buf, Object what, int s, int e) { |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 8077 | if (DEBUG_EXTRACT) Log.v(LOG_TAG, "onSpanRemoved s=" + s + " e=" + e |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8078 | + " what=" + what + ": " + buf); |
| 8079 | TextView.this.spanChange(buf, what, s, -1, e, -1); |
| 8080 | } |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 8081 | |
| 8082 | private void hideControllers() { |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 8083 | mEasyEditSpanController.hide(); |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 8084 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8085 | } |
| 8086 | |
Romain Guy | dcc490f | 2010-02-24 17:59:35 -0800 | [diff] [blame] | 8087 | /** |
| 8088 | * @hide |
| 8089 | */ |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8090 | @Override |
Romain Guy | a440b00 | 2010-02-24 15:57:54 -0800 | [diff] [blame] | 8091 | public void dispatchFinishTemporaryDetach() { |
| 8092 | mDispatchTemporaryDetach = true; |
| 8093 | super.dispatchFinishTemporaryDetach(); |
| 8094 | mDispatchTemporaryDetach = false; |
| 8095 | } |
| 8096 | |
| 8097 | @Override |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8098 | public void onStartTemporaryDetach() { |
Romain Guy | a440b00 | 2010-02-24 15:57:54 -0800 | [diff] [blame] | 8099 | super.onStartTemporaryDetach(); |
| 8100 | // Only track when onStartTemporaryDetach() is called directly, |
| 8101 | // usually because this instance is an editable field in a list |
| 8102 | if (!mDispatchTemporaryDetach) mTemporaryDetach = true; |
Gilles Debunne | 4b2274f | 2011-02-25 15:18:03 -0800 | [diff] [blame] | 8103 | |
| 8104 | // Because of View recycling in ListView, there is no easy way to know when a TextView with |
| 8105 | // selection becomes visible again. Until a better solution is found, stop text selection |
| 8106 | // mode (if any) as soon as this TextView is recycled. |
Gilles Debunne | 4a7199a | 2011-07-11 14:58:27 -0700 | [diff] [blame] | 8107 | hideControllers(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8108 | } |
Gilles Debunne | 3784a7f | 2011-07-15 13:49:38 -0700 | [diff] [blame] | 8109 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8110 | @Override |
| 8111 | public void onFinishTemporaryDetach() { |
Romain Guy | a440b00 | 2010-02-24 15:57:54 -0800 | [diff] [blame] | 8112 | super.onFinishTemporaryDetach(); |
| 8113 | // Only track when onStartTemporaryDetach() is called directly, |
| 8114 | // usually because this instance is an editable field in a list |
| 8115 | if (!mDispatchTemporaryDetach) mTemporaryDetach = false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8116 | } |
Gilles Debunne | 3784a7f | 2011-07-15 13:49:38 -0700 | [diff] [blame] | 8117 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8118 | @Override |
| 8119 | protected void onFocusChanged(boolean focused, int direction, Rect previouslyFocusedRect) { |
| 8120 | if (mTemporaryDetach) { |
| 8121 | // If we are temporarily in the detach state, then do nothing. |
| 8122 | super.onFocusChanged(focused, direction, previouslyFocusedRect); |
| 8123 | return; |
| 8124 | } |
| 8125 | |
| 8126 | mShowCursor = SystemClock.uptimeMillis(); |
| 8127 | |
| 8128 | ensureEndedBatchEdit(); |
Gilles Debunne | 03789e8 | 2010-09-07 19:07:17 -0700 | [diff] [blame] | 8129 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8130 | if (focused) { |
| 8131 | int selStart = getSelectionStart(); |
| 8132 | int selEnd = getSelectionEnd(); |
| 8133 | |
Gilles Debunne | c01f3fe | 2010-12-22 17:07:36 -0800 | [diff] [blame] | 8134 | // SelectAllOnFocus fields are highlighted and not selected. Do not start text selection |
| 8135 | // mode for these, unless there was a specific selection already started. |
| 8136 | final boolean isFocusHighlighted = mSelectAllOnFocus && selStart == 0 && |
| 8137 | selEnd == mText.length(); |
| 8138 | mCreatedWithASelection = mFrozenWithFocus && hasSelection() && !isFocusHighlighted; |
| 8139 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8140 | if (!mFrozenWithFocus || (selStart < 0 || selEnd < 0)) { |
Gilles Debunne | 528c6488 | 2010-10-08 11:56:13 -0700 | [diff] [blame] | 8141 | // If a tap was used to give focus to that view, move cursor at tap position. |
Gilles Debunne | 64e54a6 | 2010-09-07 19:07:17 -0700 | [diff] [blame] | 8142 | // Has to be done before onTakeFocus, which can be overloaded. |
Gilles Debunne | 380b604 | 2010-10-08 16:12:11 -0700 | [diff] [blame] | 8143 | final int lastTapPosition = getLastTapPosition(); |
| 8144 | if (lastTapPosition >= 0) { |
| 8145 | Selection.setSelection((Spannable) mText, lastTapPosition); |
| 8146 | } |
Gilles Debunne | 2703a42 | 2010-08-23 15:14:03 -0700 | [diff] [blame] | 8147 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8148 | if (mMovement != null) { |
| 8149 | mMovement.onTakeFocus(this, (Spannable) mText, direction); |
| 8150 | } |
| 8151 | |
Gilles Debunne | 64e54a6 | 2010-09-07 19:07:17 -0700 | [diff] [blame] | 8152 | // The DecorView does not have focus when the 'Done' ExtractEditText button is |
Joe Onorato | c6cc0f8 | 2011-04-12 11:53:13 -0700 | [diff] [blame] | 8153 | // pressed. Since it is the ViewAncestor's mView, it requests focus before |
Gilles Debunne | 64e54a6 | 2010-09-07 19:07:17 -0700 | [diff] [blame] | 8154 | // ExtractEditText clears focus, which gives focus to the ExtractEditText. |
| 8155 | // This special case ensure that we keep current selection in that case. |
| 8156 | // It would be better to know why the DecorView does not have focus at that time. |
Gilles Debunne | 47fa8e8 | 2010-09-07 18:50:07 -0700 | [diff] [blame] | 8157 | if (((this instanceof ExtractEditText) || mSelectionMoved) && |
| 8158 | selStart >= 0 && selEnd >= 0) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8159 | /* |
| 8160 | * Someone intentionally set the selection, so let them |
| 8161 | * do whatever it is that they wanted to do instead of |
| 8162 | * the default on-focus behavior. We reset the selection |
| 8163 | * here instead of just skipping the onTakeFocus() call |
| 8164 | * because some movement methods do something other than |
| 8165 | * just setting the selection in theirs and we still |
| 8166 | * need to go through that path. |
| 8167 | */ |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8168 | Selection.setSelection((Spannable) mText, selStart, selEnd); |
| 8169 | } |
Gilles Debunne | f170a34 | 2010-11-11 11:08:59 -0800 | [diff] [blame] | 8170 | |
| 8171 | if (mSelectAllOnFocus) { |
Gilles Debunne | f4dceb1 | 2010-12-01 15:54:20 -0800 | [diff] [blame] | 8172 | selectAll(); |
Gilles Debunne | f170a34 | 2010-11-11 11:08:59 -0800 | [diff] [blame] | 8173 | } |
| 8174 | |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 8175 | mTouchFocusSelected = true; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8176 | } |
| 8177 | |
| 8178 | mFrozenWithFocus = false; |
| 8179 | mSelectionMoved = false; |
| 8180 | |
| 8181 | if (mText instanceof Spannable) { |
| 8182 | Spannable sp = (Spannable) mText; |
| 8183 | MetaKeyKeyListener.resetMetaState(sp); |
| 8184 | } |
| 8185 | |
| 8186 | makeBlink(); |
| 8187 | |
| 8188 | if (mError != null) { |
| 8189 | showError(); |
| 8190 | } |
| 8191 | } else { |
| 8192 | if (mError != null) { |
| 8193 | hideError(); |
| 8194 | } |
| 8195 | // Don't leave us in the middle of a batch edit. |
| 8196 | onEndBatchEdit(); |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 8197 | |
Gilles Debunne | 64e54a6 | 2010-09-07 19:07:17 -0700 | [diff] [blame] | 8198 | if (this instanceof ExtractEditText) { |
| 8199 | // terminateTextSelectionMode removes selection, which we want to keep when |
| 8200 | // ExtractEditText goes out of focus. |
| 8201 | final int selStart = getSelectionStart(); |
| 8202 | final int selEnd = getSelectionEnd(); |
Gilles Debunne | b7012e84 | 2011-02-24 15:40:38 -0800 | [diff] [blame] | 8203 | hideControllers(); |
Gilles Debunne | 64e54a6 | 2010-09-07 19:07:17 -0700 | [diff] [blame] | 8204 | Selection.setSelection((Spannable) mText, selStart, selEnd); |
| 8205 | } else { |
Gilles Debunne | b7012e84 | 2011-02-24 15:40:38 -0800 | [diff] [blame] | 8206 | hideControllers(); |
Luca Zanolin | fe5e983 | 2011-09-02 19:41:42 +0100 | [diff] [blame] | 8207 | downgradeEasyCorrectionSpans(); |
Gilles Debunne | 64e54a6 | 2010-09-07 19:07:17 -0700 | [diff] [blame] | 8208 | } |
Gilles Debunne | 380b604 | 2010-10-08 16:12:11 -0700 | [diff] [blame] | 8209 | |
Gilles Debunne | e587d83 | 2010-11-23 20:20:11 -0800 | [diff] [blame] | 8210 | // No need to create the controller |
Gilles Debunne | 380b604 | 2010-10-08 16:12:11 -0700 | [diff] [blame] | 8211 | if (mSelectionModifierCursorController != null) { |
Gilles Debunne | e587d83 | 2010-11-23 20:20:11 -0800 | [diff] [blame] | 8212 | mSelectionModifierCursorController.resetTouchOffsets(); |
Gilles Debunne | 380b604 | 2010-10-08 16:12:11 -0700 | [diff] [blame] | 8213 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8214 | } |
| 8215 | |
| 8216 | startStopMarquee(focused); |
| 8217 | |
| 8218 | if (mTransformation != null) { |
Gilles Debunne | 64e54a6 | 2010-09-07 19:07:17 -0700 | [diff] [blame] | 8219 | mTransformation.onFocusChanged(this, mText, focused, direction, previouslyFocusedRect); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8220 | } |
| 8221 | |
| 8222 | super.onFocusChanged(focused, direction, previouslyFocusedRect); |
| 8223 | } |
| 8224 | |
Gilles Debunne | 380b604 | 2010-10-08 16:12:11 -0700 | [diff] [blame] | 8225 | private int getLastTapPosition() { |
Gilles Debunne | e587d83 | 2010-11-23 20:20:11 -0800 | [diff] [blame] | 8226 | // No need to create the controller at that point, no last tap position saved |
Gilles Debunne | 528c6488 | 2010-10-08 11:56:13 -0700 | [diff] [blame] | 8227 | if (mSelectionModifierCursorController != null) { |
Gilles Debunne | e587d83 | 2010-11-23 20:20:11 -0800 | [diff] [blame] | 8228 | int lastTapPosition = mSelectionModifierCursorController.getMinTouchOffset(); |
Gilles Debunne | 380b604 | 2010-10-08 16:12:11 -0700 | [diff] [blame] | 8229 | if (lastTapPosition >= 0) { |
Gilles Debunne | 528c6488 | 2010-10-08 11:56:13 -0700 | [diff] [blame] | 8230 | // Safety check, should not be possible. |
Gilles Debunne | 380b604 | 2010-10-08 16:12:11 -0700 | [diff] [blame] | 8231 | if (lastTapPosition > mText.length()) { |
| 8232 | Log.e(LOG_TAG, "Invalid tap focus position (" + lastTapPosition + " vs " |
Gilles Debunne | 528c6488 | 2010-10-08 11:56:13 -0700 | [diff] [blame] | 8233 | + mText.length() + ")"); |
Gilles Debunne | 380b604 | 2010-10-08 16:12:11 -0700 | [diff] [blame] | 8234 | lastTapPosition = mText.length(); |
Gilles Debunne | 528c6488 | 2010-10-08 11:56:13 -0700 | [diff] [blame] | 8235 | } |
Gilles Debunne | 380b604 | 2010-10-08 16:12:11 -0700 | [diff] [blame] | 8236 | return lastTapPosition; |
Gilles Debunne | 528c6488 | 2010-10-08 11:56:13 -0700 | [diff] [blame] | 8237 | } |
| 8238 | } |
Gilles Debunne | 380b604 | 2010-10-08 16:12:11 -0700 | [diff] [blame] | 8239 | |
| 8240 | return -1; |
Gilles Debunne | 528c6488 | 2010-10-08 11:56:13 -0700 | [diff] [blame] | 8241 | } |
| 8242 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8243 | @Override |
| 8244 | public void onWindowFocusChanged(boolean hasWindowFocus) { |
| 8245 | super.onWindowFocusChanged(hasWindowFocus); |
| 8246 | |
| 8247 | if (hasWindowFocus) { |
| 8248 | if (mBlink != null) { |
| 8249 | mBlink.uncancel(); |
Gilles Debunne | 3d01006 | 2011-02-18 14:16:41 -0800 | [diff] [blame] | 8250 | makeBlink(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8251 | } |
| 8252 | } else { |
| 8253 | if (mBlink != null) { |
| 8254 | mBlink.cancel(); |
| 8255 | } |
| 8256 | // Don't leave us in the middle of a batch edit. |
| 8257 | onEndBatchEdit(); |
| 8258 | if (mInputContentType != null) { |
| 8259 | mInputContentType.enterDown = false; |
| 8260 | } |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 8261 | |
Gilles Debunne | e507a9e | 2010-10-10 12:44:18 -0700 | [diff] [blame] | 8262 | hideControllers(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8263 | } |
| 8264 | |
| 8265 | startStopMarquee(hasWindowFocus); |
| 8266 | } |
| 8267 | |
Adam Powell | ba0a2c3 | 2010-09-28 17:41:23 -0700 | [diff] [blame] | 8268 | @Override |
| 8269 | protected void onVisibilityChanged(View changedView, int visibility) { |
| 8270 | super.onVisibilityChanged(changedView, visibility); |
| 8271 | if (visibility != VISIBLE) { |
Gilles Debunne | e507a9e | 2010-10-10 12:44:18 -0700 | [diff] [blame] | 8272 | hideControllers(); |
Adam Powell | ba0a2c3 | 2010-09-28 17:41:23 -0700 | [diff] [blame] | 8273 | } |
| 8274 | } |
| 8275 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8276 | /** |
| 8277 | * Use {@link BaseInputConnection#removeComposingSpans |
| 8278 | * BaseInputConnection.removeComposingSpans()} to remove any IME composing |
| 8279 | * state from this text view. |
| 8280 | */ |
| 8281 | public void clearComposingText() { |
| 8282 | if (mText instanceof Spannable) { |
| 8283 | BaseInputConnection.removeComposingSpans((Spannable)mText); |
| 8284 | } |
| 8285 | } |
| 8286 | |
| 8287 | @Override |
| 8288 | public void setSelected(boolean selected) { |
| 8289 | boolean wasSelected = isSelected(); |
| 8290 | |
| 8291 | super.setSelected(selected); |
| 8292 | |
| 8293 | if (selected != wasSelected && mEllipsize == TextUtils.TruncateAt.MARQUEE) { |
| 8294 | if (selected) { |
| 8295 | startMarquee(); |
| 8296 | } else { |
| 8297 | stopMarquee(); |
| 8298 | } |
| 8299 | } |
| 8300 | } |
| 8301 | |
| 8302 | @Override |
| 8303 | public boolean onTouchEvent(MotionEvent event) { |
Gilles Debunne | 64e54a6 | 2010-09-07 19:07:17 -0700 | [diff] [blame] | 8304 | final int action = event.getActionMasked(); |
Adam Powell | 965b969 | 2010-10-21 18:44:32 -0700 | [diff] [blame] | 8305 | |
Adam Powell | 965b969 | 2010-10-21 18:44:32 -0700 | [diff] [blame] | 8306 | if (hasSelectionController()) { |
| 8307 | getSelectionController().onTouchEvent(event); |
Gilles Debunne | 5347c58 | 2010-10-27 14:22:35 -0700 | [diff] [blame] | 8308 | } |
Adam Powell | b08013c | 2010-09-16 16:28:11 -0700 | [diff] [blame] | 8309 | |
Gilles Debunne | 5347c58 | 2010-10-27 14:22:35 -0700 | [diff] [blame] | 8310 | if (action == MotionEvent.ACTION_DOWN) { |
Gilles Debunne | 3bca69b | 2011-05-23 18:20:22 -0700 | [diff] [blame] | 8311 | mLastDownPositionX = event.getX(); |
| 8312 | mLastDownPositionY = event.getY(); |
Gilles Debunne | 9948ad7 | 2010-11-24 14:00:46 -0800 | [diff] [blame] | 8313 | |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 8314 | // Reset this state; it will be re-set if super.onTouchEvent |
| 8315 | // causes focus to move to the view. |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 8316 | mTouchFocusSelected = false; |
Gilles Debunne | 0eb704c | 2010-11-30 12:50:54 -0800 | [diff] [blame] | 8317 | mIgnoreActionUpEvent = false; |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 8318 | } |
Gilles Debunne | bbb5d6e | 2010-06-21 16:21:51 -0700 | [diff] [blame] | 8319 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8320 | final boolean superResult = super.onTouchEvent(event); |
| 8321 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8322 | /* |
| 8323 | * Don't handle the release after a long press, because it will |
| 8324 | * move the selection away from whatever the menu action was |
| 8325 | * trying to affect. |
| 8326 | */ |
Gilles Debunne | 0eb704c | 2010-11-30 12:50:54 -0800 | [diff] [blame] | 8327 | if (mDiscardNextActionUp && action == MotionEvent.ACTION_UP) { |
| 8328 | mDiscardNextActionUp = false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8329 | return superResult; |
| 8330 | } |
| 8331 | |
Gilles Debunne | 70a6312 | 2011-09-01 13:27:33 -0700 | [diff] [blame] | 8332 | final boolean touchIsFinished = (action == MotionEvent.ACTION_UP) && |
| 8333 | !shouldIgnoreActionUpEvent() && isFocused(); |
Gilles Debunne | c3e85a7 | 2011-01-21 08:46:06 -0800 | [diff] [blame] | 8334 | |
Gilles Debunne | 70a6312 | 2011-09-01 13:27:33 -0700 | [diff] [blame] | 8335 | if ((mMovement != null || onCheckIsTextEditor()) && isEnabled() |
Janos Levai | 042856c | 2010-10-15 02:53:58 +0300 | [diff] [blame] | 8336 | && mText instanceof Spannable && mLayout != null) { |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 8337 | boolean handled = false; |
| 8338 | |
The Android Open Source Project | ba87e3e | 2009-03-13 13:04:22 -0700 | [diff] [blame] | 8339 | if (mMovement != null) { |
| 8340 | handled |= mMovement.onTouchEvent(this, (Spannable) mText, event); |
| 8341 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8342 | |
Gilles Debunne | 70a6312 | 2011-09-01 13:27:33 -0700 | [diff] [blame] | 8343 | if (touchIsFinished && mLinksClickable && mAutoLinkMask != 0 && mTextIsSelectable) { |
Gilles Debunne | f3895ed | 2010-12-21 12:53:58 -0800 | [diff] [blame] | 8344 | // The LinkMovementMethod which should handle taps on links has not been installed |
Gilles Debunne | 70a6312 | 2011-09-01 13:27:33 -0700 | [diff] [blame] | 8345 | // on non editable text that support text selection. |
| 8346 | // We reproduce its behavior here to open links for these. |
Gilles Debunne | f3895ed | 2010-12-21 12:53:58 -0800 | [diff] [blame] | 8347 | ClickableSpan[] links = ((Spannable) mText).getSpans(getSelectionStart(), |
| 8348 | getSelectionEnd(), ClickableSpan.class); |
| 8349 | |
| 8350 | if (links.length != 0) { |
| 8351 | links[0].onClick(this); |
| 8352 | handled = true; |
| 8353 | } |
| 8354 | } |
| 8355 | |
Gilles Debunne | 70a6312 | 2011-09-01 13:27:33 -0700 | [diff] [blame] | 8356 | if (touchIsFinished && (isTextEditable() || mTextIsSelectable)) { |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 8357 | // Show the IME, except when selecting in read-only text. |
satok | 863fcd6 | 2011-06-21 17:38:02 +0900 | [diff] [blame] | 8358 | final InputMethodManager imm = InputMethodManager.peekInstance(); |
satok | a67a3cf | 2011-09-07 17:14:03 +0900 | [diff] [blame] | 8359 | viewClicked(imm); |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 8360 | if (!mTextIsSelectable) { |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 8361 | handled |= imm != null && imm.showSoftInput(this, 0); |
Adam Powell | 879fb6b | 2010-09-20 11:23:56 -0700 | [diff] [blame] | 8362 | } |
Gilles Debunne | bbb5d6e | 2010-06-21 16:21:51 -0700 | [diff] [blame] | 8363 | |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 8364 | boolean selectAllGotFocus = mSelectAllOnFocus && didTouchFocusSelect(); |
Gilles Debunne | 70a6312 | 2011-09-01 13:27:33 -0700 | [diff] [blame] | 8365 | hideControllers(); |
| 8366 | if (!selectAllGotFocus && mText.length() > 0) { |
| 8367 | if (isCursorInsideEasyCorrectionSpan()) { |
| 8368 | showSuggestions(); |
| 8369 | } else if (hasInsertionController()) { |
| 8370 | getInsertionController().show(); |
Gilles Debunne | 8cbb4c6 | 2011-01-24 12:33:56 -0800 | [diff] [blame] | 8371 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8372 | } |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 8373 | |
| 8374 | handled = true; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8375 | } |
| 8376 | |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 8377 | if (handled) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8378 | return true; |
| 8379 | } |
| 8380 | } |
| 8381 | |
| 8382 | return superResult; |
| 8383 | } |
| 8384 | |
Luca Zanolin | 7d1c55f | 2011-08-16 14:59:26 +0100 | [diff] [blame] | 8385 | /** |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 8386 | * @return <code>true</code> if the cursor/current selection overlaps a {@link SuggestionSpan}. |
| 8387 | */ |
| 8388 | private boolean isCursorInsideSuggestionSpan() { |
| 8389 | if (!(mText instanceof Spannable)) return false; |
| 8390 | |
| 8391 | SuggestionSpan[] suggestionSpans = ((Spannable) mText).getSpans(getSelectionStart(), |
| 8392 | getSelectionEnd(), SuggestionSpan.class); |
| 8393 | return (suggestionSpans.length > 0); |
| 8394 | } |
| 8395 | |
| 8396 | /** |
Luca Zanolin | 7d1c55f | 2011-08-16 14:59:26 +0100 | [diff] [blame] | 8397 | * @return <code>true</code> if the cursor is inside an {@link SuggestionSpan} with |
| 8398 | * {@link SuggestionSpan#FLAG_EASY_CORRECT} set. |
| 8399 | */ |
| 8400 | private boolean isCursorInsideEasyCorrectionSpan() { |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 8401 | Spannable spannable = (Spannable) mText; |
Luca Zanolin | 7d1c55f | 2011-08-16 14:59:26 +0100 | [diff] [blame] | 8402 | SuggestionSpan[] suggestionSpans = spannable.getSpans(getSelectionStart(), |
| 8403 | getSelectionEnd(), SuggestionSpan.class); |
| 8404 | for (int i = 0; i < suggestionSpans.length; i++) { |
| 8405 | if ((suggestionSpans[i].getFlags() & SuggestionSpan.FLAG_EASY_CORRECT) != 0) { |
| 8406 | return true; |
| 8407 | } |
| 8408 | } |
| 8409 | return false; |
| 8410 | } |
| 8411 | |
Luca Zanolin | fe5e983 | 2011-09-02 19:41:42 +0100 | [diff] [blame] | 8412 | /** |
| 8413 | * Downgrades to simple suggestions all the easy correction spans that are not a spell check |
| 8414 | * span. |
| 8415 | */ |
| 8416 | private void downgradeEasyCorrectionSpans() { |
| 8417 | if (mText instanceof Spannable) { |
| 8418 | Spannable spannable = (Spannable) mText; |
| 8419 | SuggestionSpan[] suggestionSpans = spannable.getSpans(0, |
| 8420 | spannable.length(), SuggestionSpan.class); |
| 8421 | for (int i = 0; i < suggestionSpans.length; i++) { |
| 8422 | int flags = suggestionSpans[i].getFlags(); |
| 8423 | if ((flags & SuggestionSpan.FLAG_EASY_CORRECT) != 0 |
| 8424 | && (flags & SuggestionSpan.FLAG_MISSPELLED) == 0) { |
| 8425 | flags = flags & ~SuggestionSpan.FLAG_EASY_CORRECT; |
| 8426 | suggestionSpans[i].setFlags(flags); |
| 8427 | } |
| 8428 | } |
| 8429 | } |
| 8430 | } |
| 8431 | |
Jeff Brown | 8f34567 | 2011-02-26 13:29:53 -0800 | [diff] [blame] | 8432 | @Override |
| 8433 | public boolean onGenericMotionEvent(MotionEvent event) { |
| 8434 | if (mMovement != null && mText instanceof Spannable && mLayout != null) { |
| 8435 | try { |
| 8436 | if (mMovement.onGenericMotionEvent(this, (Spannable) mText, event)) { |
| 8437 | return true; |
| 8438 | } |
| 8439 | } catch (AbstractMethodError ex) { |
| 8440 | // onGenericMotionEvent was added to the MovementMethod interface in API 12. |
| 8441 | // Ignore its absence in case third party applications implemented the |
| 8442 | // interface directly. |
| 8443 | } |
| 8444 | } |
| 8445 | return super.onGenericMotionEvent(event); |
| 8446 | } |
| 8447 | |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 8448 | private void prepareCursorControllers() { |
Adam Powell | 8c8293b | 2010-10-12 14:45:12 -0700 | [diff] [blame] | 8449 | boolean windowSupportsHandles = false; |
| 8450 | |
| 8451 | ViewGroup.LayoutParams params = getRootView().getLayoutParams(); |
| 8452 | if (params instanceof WindowManager.LayoutParams) { |
| 8453 | WindowManager.LayoutParams windowParams = (WindowManager.LayoutParams) params; |
| 8454 | windowSupportsHandles = windowParams.type < WindowManager.LayoutParams.FIRST_SUB_WINDOW |
| 8455 | || windowParams.type > WindowManager.LayoutParams.LAST_SUB_WINDOW; |
| 8456 | } |
| 8457 | |
Gilles Debunne | 98dbfd4 | 2011-01-24 12:54:10 -0800 | [diff] [blame] | 8458 | mInsertionControllerEnabled = windowSupportsHandles && isCursorVisible() && mLayout != null; |
Adam Powell | 965b969 | 2010-10-21 18:44:32 -0700 | [diff] [blame] | 8459 | mSelectionControllerEnabled = windowSupportsHandles && textCanBeSelected() && |
| 8460 | mLayout != null; |
| 8461 | |
| 8462 | if (!mInsertionControllerEnabled) { |
Gilles Debunne | f48e83b | 2010-12-06 18:36:08 -0800 | [diff] [blame] | 8463 | hideInsertionPointCursorController(); |
Adam Powell | 65a1de9 | 2011-01-30 15:47:29 -0800 | [diff] [blame] | 8464 | if (mInsertionPointCursorController != null) { |
| 8465 | mInsertionPointCursorController.onDetached(); |
| 8466 | mInsertionPointCursorController = null; |
| 8467 | } |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 8468 | } |
| 8469 | |
Adam Powell | 965b969 | 2010-10-21 18:44:32 -0700 | [diff] [blame] | 8470 | if (!mSelectionControllerEnabled) { |
Gilles Debunne | e587d83 | 2010-11-23 20:20:11 -0800 | [diff] [blame] | 8471 | stopSelectionActionMode(); |
Adam Powell | 65a1de9 | 2011-01-30 15:47:29 -0800 | [diff] [blame] | 8472 | if (mSelectionModifierCursorController != null) { |
| 8473 | mSelectionModifierCursorController.onDetached(); |
| 8474 | mSelectionModifierCursorController = null; |
| 8475 | } |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 8476 | } |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 8477 | } |
| 8478 | |
| 8479 | /** |
Gilles Debunne | 86b9c78 | 2010-11-11 10:43:48 -0800 | [diff] [blame] | 8480 | * @return True iff this TextView contains a text that can be edited, or if this is |
| 8481 | * a selectable TextView. |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 8482 | */ |
| 8483 | private boolean isTextEditable() { |
Gilles Debunne | f076eeb | 2010-11-29 11:32:53 -0800 | [diff] [blame] | 8484 | return mText instanceof Editable && onCheckIsTextEditor() && isEnabled(); |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 8485 | } |
| 8486 | |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 8487 | /** |
| 8488 | * Returns true, only while processing a touch gesture, if the initial |
| 8489 | * touch down event caused focus to move to the text view and as a result |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 8490 | * its selection changed. Only valid while processing the touch gesture |
| 8491 | * of interest. |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 8492 | */ |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 8493 | public boolean didTouchFocusSelect() { |
| 8494 | return mTouchFocusSelected; |
The Android Open Source Project | 4df2423 | 2009-03-05 14:34:35 -0800 | [diff] [blame] | 8495 | } |
| 8496 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8497 | @Override |
| 8498 | public void cancelLongPress() { |
| 8499 | super.cancelLongPress(); |
Gilles Debunne | 0eb704c | 2010-11-30 12:50:54 -0800 | [diff] [blame] | 8500 | mIgnoreActionUpEvent = true; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8501 | } |
Gilles Debunne | 70a6312 | 2011-09-01 13:27:33 -0700 | [diff] [blame] | 8502 | |
| 8503 | /** |
| 8504 | * This method is only valid during a touch event. |
| 8505 | * |
| 8506 | * @return true when the ACTION_UP event should be ignored, false otherwise. |
| 8507 | * |
| 8508 | * @hide |
| 8509 | */ |
| 8510 | public boolean shouldIgnoreActionUpEvent() { |
| 8511 | return mIgnoreActionUpEvent; |
| 8512 | } |
| 8513 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8514 | @Override |
| 8515 | public boolean onTrackballEvent(MotionEvent event) { |
| 8516 | if (mMovement != null && mText instanceof Spannable && |
| 8517 | mLayout != null) { |
| 8518 | if (mMovement.onTrackballEvent(this, (Spannable) mText, event)) { |
| 8519 | return true; |
| 8520 | } |
| 8521 | } |
| 8522 | |
| 8523 | return super.onTrackballEvent(event); |
| 8524 | } |
| 8525 | |
| 8526 | public void setScroller(Scroller s) { |
| 8527 | mScroller = s; |
| 8528 | } |
| 8529 | |
| 8530 | private static class Blink extends Handler implements Runnable { |
Gilles Debunne | e15b358 | 2010-06-16 15:17:21 -0700 | [diff] [blame] | 8531 | private final WeakReference<TextView> mView; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8532 | private boolean mCancelled; |
| 8533 | |
| 8534 | public Blink(TextView v) { |
| 8535 | mView = new WeakReference<TextView>(v); |
| 8536 | } |
| 8537 | |
| 8538 | public void run() { |
| 8539 | if (mCancelled) { |
| 8540 | return; |
| 8541 | } |
| 8542 | |
| 8543 | removeCallbacks(Blink.this); |
| 8544 | |
| 8545 | TextView tv = mView.get(); |
| 8546 | |
Gilles Debunne | 3d01006 | 2011-02-18 14:16:41 -0800 | [diff] [blame] | 8547 | if (tv != null && tv.shouldBlink()) { |
| 8548 | if (tv.mLayout != null) { |
| 8549 | tv.invalidateCursorPath(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8550 | } |
Gilles Debunne | 3d01006 | 2011-02-18 14:16:41 -0800 | [diff] [blame] | 8551 | |
| 8552 | postAtTime(this, SystemClock.uptimeMillis() + BLINK); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8553 | } |
| 8554 | } |
| 8555 | |
| 8556 | void cancel() { |
| 8557 | if (!mCancelled) { |
| 8558 | removeCallbacks(Blink.this); |
| 8559 | mCancelled = true; |
| 8560 | } |
| 8561 | } |
| 8562 | |
| 8563 | void uncancel() { |
| 8564 | mCancelled = false; |
| 8565 | } |
| 8566 | } |
| 8567 | |
Gilles Debunne | 3d01006 | 2011-02-18 14:16:41 -0800 | [diff] [blame] | 8568 | /** |
| 8569 | * @return True when the TextView isFocused and has a valid zero-length selection (cursor). |
| 8570 | */ |
| 8571 | private boolean shouldBlink() { |
| 8572 | if (!isFocused()) return false; |
| 8573 | |
| 8574 | final int start = getSelectionStart(); |
| 8575 | if (start < 0) return false; |
| 8576 | |
| 8577 | final int end = getSelectionEnd(); |
| 8578 | if (end < 0) return false; |
| 8579 | |
| 8580 | return start == end; |
| 8581 | } |
| 8582 | |
| 8583 | private void makeBlink() { |
| 8584 | if (isCursorVisible()) { |
| 8585 | if (shouldBlink()) { |
| 8586 | mShowCursor = SystemClock.uptimeMillis(); |
| 8587 | if (mBlink == null) mBlink = new Blink(this); |
| 8588 | mBlink.removeCallbacks(mBlink); |
| 8589 | mBlink.postAtTime(mBlink, mShowCursor + BLINK); |
| 8590 | } |
| 8591 | } else { |
| 8592 | if (mBlink != null) mBlink.removeCallbacks(mBlink); |
| 8593 | } |
| 8594 | } |
| 8595 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8596 | @Override |
| 8597 | protected float getLeftFadingEdgeStrength() { |
Romain Guy | 909cbaf | 2010-10-13 18:19:48 -0700 | [diff] [blame] | 8598 | if (mCurrentAlpha <= ViewConfiguration.ALPHA_THRESHOLD_INT) return 0.0f; |
Adam Powell | 282e377 | 2011-08-30 16:51:11 -0700 | [diff] [blame] | 8599 | if (mEllipsize == TextUtils.TruncateAt.MARQUEE && |
| 8600 | mMarqueeFadeMode != MARQUEE_FADE_SWITCH_SHOW_ELLIPSIS) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8601 | if (mMarquee != null && !mMarquee.isStopped()) { |
| 8602 | final Marquee marquee = mMarquee; |
Romain Guy | c230319 | 2009-04-03 17:37:18 -0700 | [diff] [blame] | 8603 | if (marquee.shouldDrawLeftFade()) { |
| 8604 | return marquee.mScroll / getHorizontalFadingEdgeLength(); |
| 8605 | } else { |
| 8606 | return 0.0f; |
| 8607 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8608 | } else if (getLineCount() == 1) { |
Fabrice Di Meglio | c005322 | 2011-06-13 12:16:51 -0700 | [diff] [blame] | 8609 | final int layoutDirection = getResolvedLayoutDirection(); |
| 8610 | final int absoluteGravity = Gravity.getAbsoluteGravity(mGravity, layoutDirection); |
Fabrice Di Meglio | 6a03640 | 2011-05-23 14:43:23 -0700 | [diff] [blame] | 8611 | switch (absoluteGravity & Gravity.HORIZONTAL_GRAVITY_MASK) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8612 | case Gravity.LEFT: |
| 8613 | return 0.0f; |
| 8614 | case Gravity.RIGHT: |
| 8615 | return (mLayout.getLineRight(0) - (mRight - mLeft) - |
| 8616 | getCompoundPaddingLeft() - getCompoundPaddingRight() - |
| 8617 | mLayout.getLineLeft(0)) / getHorizontalFadingEdgeLength(); |
| 8618 | case Gravity.CENTER_HORIZONTAL: |
| 8619 | return 0.0f; |
| 8620 | } |
| 8621 | } |
| 8622 | } |
| 8623 | return super.getLeftFadingEdgeStrength(); |
| 8624 | } |
| 8625 | |
| 8626 | @Override |
| 8627 | protected float getRightFadingEdgeStrength() { |
Romain Guy | 909cbaf | 2010-10-13 18:19:48 -0700 | [diff] [blame] | 8628 | if (mCurrentAlpha <= ViewConfiguration.ALPHA_THRESHOLD_INT) return 0.0f; |
Adam Powell | 282e377 | 2011-08-30 16:51:11 -0700 | [diff] [blame] | 8629 | if (mEllipsize == TextUtils.TruncateAt.MARQUEE && |
| 8630 | mMarqueeFadeMode != MARQUEE_FADE_SWITCH_SHOW_ELLIPSIS) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8631 | if (mMarquee != null && !mMarquee.isStopped()) { |
| 8632 | final Marquee marquee = mMarquee; |
Romain Guy | c230319 | 2009-04-03 17:37:18 -0700 | [diff] [blame] | 8633 | return (marquee.mMaxFadeScroll - marquee.mScroll) / getHorizontalFadingEdgeLength(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8634 | } else if (getLineCount() == 1) { |
Fabrice Di Meglio | c005322 | 2011-06-13 12:16:51 -0700 | [diff] [blame] | 8635 | final int layoutDirection = getResolvedLayoutDirection(); |
| 8636 | final int absoluteGravity = Gravity.getAbsoluteGravity(mGravity, layoutDirection); |
Fabrice Di Meglio | 6a03640 | 2011-05-23 14:43:23 -0700 | [diff] [blame] | 8637 | switch (absoluteGravity & Gravity.HORIZONTAL_GRAVITY_MASK) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8638 | case Gravity.LEFT: |
Romain Guy | 076dc9f | 2009-06-24 17:17:51 -0700 | [diff] [blame] | 8639 | final int textWidth = (mRight - mLeft) - getCompoundPaddingLeft() - |
| 8640 | getCompoundPaddingRight(); |
| 8641 | final float lineWidth = mLayout.getLineWidth(0); |
| 8642 | return (lineWidth - textWidth) / getHorizontalFadingEdgeLength(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8643 | case Gravity.RIGHT: |
| 8644 | return 0.0f; |
| 8645 | case Gravity.CENTER_HORIZONTAL: |
Gilles Debunne | 44c1473 | 2010-10-19 11:56:59 -0700 | [diff] [blame] | 8646 | case Gravity.FILL_HORIZONTAL: |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8647 | return (mLayout.getLineWidth(0) - ((mRight - mLeft) - |
| 8648 | getCompoundPaddingLeft() - getCompoundPaddingRight())) / |
| 8649 | getHorizontalFadingEdgeLength(); |
| 8650 | } |
| 8651 | } |
| 8652 | } |
| 8653 | return super.getRightFadingEdgeStrength(); |
| 8654 | } |
| 8655 | |
| 8656 | @Override |
| 8657 | protected int computeHorizontalScrollRange() { |
Romain Guy | dac5f9f | 2010-07-08 11:40:54 -0700 | [diff] [blame] | 8658 | if (mLayout != null) { |
| 8659 | return mSingleLine && (mGravity & Gravity.HORIZONTAL_GRAVITY_MASK) == Gravity.LEFT ? |
| 8660 | (int) mLayout.getLineWidth(0) : mLayout.getWidth(); |
| 8661 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8662 | |
| 8663 | return super.computeHorizontalScrollRange(); |
| 8664 | } |
| 8665 | |
| 8666 | @Override |
| 8667 | protected int computeVerticalScrollRange() { |
| 8668 | if (mLayout != null) |
| 8669 | return mLayout.getHeight(); |
| 8670 | |
| 8671 | return super.computeVerticalScrollRange(); |
| 8672 | } |
| 8673 | |
The Android Open Source Project | b2a3dd8 | 2009-03-09 11:52:12 -0700 | [diff] [blame] | 8674 | @Override |
| 8675 | protected int computeVerticalScrollExtent() { |
| 8676 | return getHeight() - getCompoundPaddingTop() - getCompoundPaddingBottom(); |
| 8677 | } |
Svetoslav Ganov | 8643aa0 | 2011-04-20 12:12:33 -0700 | [diff] [blame] | 8678 | |
| 8679 | @Override |
Svetoslav Ganov | ea515ae | 2011-09-14 18:15:32 -0700 | [diff] [blame] | 8680 | public void findViewsWithText(ArrayList<View> outViews, CharSequence searched, int flags) { |
| 8681 | super.findViewsWithText(outViews, searched, flags); |
| 8682 | if (!outViews.contains(this) && (flags & FIND_VIEWS_WITH_TEXT) != 0 |
| 8683 | && !TextUtils.isEmpty(searched) && !TextUtils.isEmpty(mText)) { |
| 8684 | String searchedLowerCase = searched.toString().toLowerCase(); |
| 8685 | String textLowerCase = mText.toString().toLowerCase(); |
| 8686 | if (textLowerCase.contains(searchedLowerCase)) { |
| 8687 | outViews.add(this); |
| 8688 | } |
Svetoslav Ganov | 8643aa0 | 2011-04-20 12:12:33 -0700 | [diff] [blame] | 8689 | } |
| 8690 | } |
| 8691 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8692 | public enum BufferType { |
| 8693 | NORMAL, SPANNABLE, EDITABLE, |
| 8694 | } |
| 8695 | |
| 8696 | /** |
| 8697 | * Returns the TextView_textColor attribute from the |
| 8698 | * Resources.StyledAttributes, if set, or the TextAppearance_textColor |
| 8699 | * from the TextView_textAppearance attribute, if TextView_textColor |
| 8700 | * was not set directly. |
| 8701 | */ |
| 8702 | public static ColorStateList getTextColors(Context context, TypedArray attrs) { |
| 8703 | ColorStateList colors; |
| 8704 | colors = attrs.getColorStateList(com.android.internal.R.styleable. |
| 8705 | TextView_textColor); |
| 8706 | |
| 8707 | if (colors == null) { |
| 8708 | int ap = attrs.getResourceId(com.android.internal.R.styleable. |
| 8709 | TextView_textAppearance, -1); |
| 8710 | if (ap != -1) { |
| 8711 | TypedArray appearance; |
| 8712 | appearance = context.obtainStyledAttributes(ap, |
| 8713 | com.android.internal.R.styleable.TextAppearance); |
| 8714 | colors = appearance.getColorStateList(com.android.internal.R.styleable. |
| 8715 | TextAppearance_textColor); |
| 8716 | appearance.recycle(); |
| 8717 | } |
| 8718 | } |
| 8719 | |
| 8720 | return colors; |
| 8721 | } |
| 8722 | |
| 8723 | /** |
| 8724 | * Returns the default color from the TextView_textColor attribute |
| 8725 | * from the AttributeSet, if set, or the default color from the |
| 8726 | * TextAppearance_textColor from the TextView_textAppearance attribute, |
| 8727 | * if TextView_textColor was not set directly. |
| 8728 | */ |
| 8729 | public static int getTextColor(Context context, |
| 8730 | TypedArray attrs, |
| 8731 | int def) { |
| 8732 | ColorStateList colors = getTextColors(context, attrs); |
| 8733 | |
| 8734 | if (colors == null) { |
| 8735 | return def; |
| 8736 | } else { |
| 8737 | return colors.getDefaultColor(); |
| 8738 | } |
| 8739 | } |
| 8740 | |
| 8741 | @Override |
| 8742 | public boolean onKeyShortcut(int keyCode, KeyEvent event) { |
Jeff Brown | c1df907 | 2010-12-21 16:38:50 -0800 | [diff] [blame] | 8743 | final int filteredMetaState = event.getMetaState() & ~KeyEvent.META_CTRL_MASK; |
| 8744 | if (KeyEvent.metaStateHasNoModifiers(filteredMetaState)) { |
| 8745 | switch (keyCode) { |
| 8746 | case KeyEvent.KEYCODE_A: |
| 8747 | if (canSelectText()) { |
| 8748 | return onTextContextMenuItem(ID_SELECT_ALL); |
| 8749 | } |
| 8750 | break; |
| 8751 | case KeyEvent.KEYCODE_X: |
| 8752 | if (canCut()) { |
| 8753 | return onTextContextMenuItem(ID_CUT); |
| 8754 | } |
| 8755 | break; |
| 8756 | case KeyEvent.KEYCODE_C: |
| 8757 | if (canCopy()) { |
| 8758 | return onTextContextMenuItem(ID_COPY); |
| 8759 | } |
| 8760 | break; |
| 8761 | case KeyEvent.KEYCODE_V: |
| 8762 | if (canPaste()) { |
| 8763 | return onTextContextMenuItem(ID_PASTE); |
| 8764 | } |
| 8765 | break; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8766 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8767 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8768 | return super.onKeyShortcut(keyCode, event); |
| 8769 | } |
| 8770 | |
Gilles Debunne | cbcb345 | 2010-12-17 15:31:02 -0800 | [diff] [blame] | 8771 | /** |
| 8772 | * Unlike {@link #textCanBeSelected()}, this method is based on the <i>current</i> state of the |
| 8773 | * TextView. {@link #textCanBeSelected()} has to be true (this is one of the conditions to have |
| 8774 | * a selection controller (see {@link #prepareCursorControllers()}), but this is not sufficient. |
| 8775 | */ |
Gilles Debunne | baaace5 | 2010-10-01 15:47:13 -0700 | [diff] [blame] | 8776 | private boolean canSelectText() { |
Gilles Debunne | 6da7e93 | 2010-12-07 14:28:14 -0800 | [diff] [blame] | 8777 | return hasSelectionController() && mText.length() != 0; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8778 | } |
| 8779 | |
Gilles Debunne | cbcb345 | 2010-12-17 15:31:02 -0800 | [diff] [blame] | 8780 | /** |
| 8781 | * Test based on the <i>intrinsic</i> charateristics of the TextView. |
| 8782 | * The text must be spannable and the movement method must allow for arbitary selection. |
| 8783 | * |
| 8784 | * See also {@link #canSelectText()}. |
| 8785 | */ |
Gilles Debunne | baaace5 | 2010-10-01 15:47:13 -0700 | [diff] [blame] | 8786 | private boolean textCanBeSelected() { |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 8787 | // prepareCursorController() relies on this method. |
| 8788 | // If you change this condition, make sure prepareCursorController is called anywhere |
| 8789 | // the value of this condition might be changed. |
Gilles Debunne | bb588da | 2011-07-11 18:26:19 -0700 | [diff] [blame] | 8790 | if (mMovement == null || !mMovement.canSelectArbitrarily()) return false; |
| 8791 | return isTextEditable() || (mTextIsSelectable && mText instanceof Spannable && isEnabled()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8792 | } |
| 8793 | |
| 8794 | private boolean canCut() { |
Gilles Debunne | 0dcad2b | 2010-10-15 16:29:25 -0700 | [diff] [blame] | 8795 | if (hasPasswordTransformationMethod()) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8796 | return false; |
| 8797 | } |
| 8798 | |
Gilles Debunne | f4dceb1 | 2010-12-01 15:54:20 -0800 | [diff] [blame] | 8799 | if (mText.length() > 0 && hasSelection() && mText instanceof Editable && mInput != null) { |
| 8800 | return true; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8801 | } |
| 8802 | |
| 8803 | return false; |
| 8804 | } |
| 8805 | |
| 8806 | private boolean canCopy() { |
Gilles Debunne | 0dcad2b | 2010-10-15 16:29:25 -0700 | [diff] [blame] | 8807 | if (hasPasswordTransformationMethod()) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8808 | return false; |
| 8809 | } |
| 8810 | |
Gilles Debunne | 03789e8 | 2010-09-07 19:07:17 -0700 | [diff] [blame] | 8811 | if (mText.length() > 0 && hasSelection()) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8812 | return true; |
| 8813 | } |
| 8814 | |
| 8815 | return false; |
| 8816 | } |
| 8817 | |
| 8818 | private boolean canPaste() { |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 8819 | return (mText instanceof Editable && |
| 8820 | mInput != null && |
| 8821 | getSelectionStart() >= 0 && |
| 8822 | getSelectionEnd() >= 0 && |
| 8823 | ((ClipboardManager)getContext().getSystemService(Context.CLIPBOARD_SERVICE)). |
Dianne Hackborn | 23fdaf6 | 2010-08-06 12:16:55 -0700 | [diff] [blame] | 8824 | hasPrimaryClip()); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8825 | } |
| 8826 | |
Gilles Debunne | cf1e925 | 2010-10-07 20:46:03 -0700 | [diff] [blame] | 8827 | private static long packRangeInLong(int start, int end) { |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 8828 | return (((long) start) << 32) | end; |
| 8829 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8830 | |
Gilles Debunne | cf1e925 | 2010-10-07 20:46:03 -0700 | [diff] [blame] | 8831 | private static int extractRangeStartFromLong(long range) { |
| 8832 | return (int) (range >>> 32); |
| 8833 | } |
| 8834 | |
| 8835 | private static int extractRangeEndFromLong(long range) { |
| 8836 | return (int) (range & 0x00000000FFFFFFFFL); |
| 8837 | } |
Gilles Debunne | cbfbb52 | 2010-10-07 16:57:31 -0700 | [diff] [blame] | 8838 | |
Gilles Debunne | c59269f | 2011-04-22 11:46:09 -0700 | [diff] [blame] | 8839 | private boolean selectAll() { |
| 8840 | final int length = mText.length(); |
| 8841 | Selection.setSelection((Spannable) mText, 0, length); |
| 8842 | return length > 0; |
Gilles Debunne | f4dceb1 | 2010-12-01 15:54:20 -0800 | [diff] [blame] | 8843 | } |
| 8844 | |
Gilles Debunne | c59269f | 2011-04-22 11:46:09 -0700 | [diff] [blame] | 8845 | /** |
| 8846 | * Adjusts selection to the word under last touch offset. |
| 8847 | * Return true if the operation was successfully performed. |
| 8848 | */ |
| 8849 | private boolean selectCurrentWord() { |
Gilles Debunne | 6da7e93 | 2010-12-07 14:28:14 -0800 | [diff] [blame] | 8850 | if (!canSelectText()) { |
Gilles Debunne | c59269f | 2011-04-22 11:46:09 -0700 | [diff] [blame] | 8851 | return false; |
Gilles Debunne | 6da7e93 | 2010-12-07 14:28:14 -0800 | [diff] [blame] | 8852 | } |
| 8853 | |
Gilles Debunne | 710a910 | 2010-11-23 16:50:28 -0800 | [diff] [blame] | 8854 | if (hasPasswordTransformationMethod()) { |
Gilles Debunne | 87380bc | 2011-01-04 13:24:54 -0800 | [diff] [blame] | 8855 | // Always select all on a password field. |
Gilles Debunne | 4dfe086 | 2010-12-17 15:46:28 -0800 | [diff] [blame] | 8856 | // Cut/copy menu entries are not available for passwords, but being able to select all |
| 8857 | // is however useful to delete or paste to replace the entire content. |
Gilles Debunne | c59269f | 2011-04-22 11:46:09 -0700 | [diff] [blame] | 8858 | return selectAll(); |
| 8859 | } |
| 8860 | |
| 8861 | int klass = mInputType & InputType.TYPE_MASK_CLASS; |
| 8862 | int variation = mInputType & InputType.TYPE_MASK_VARIATION; |
| 8863 | |
| 8864 | // Specific text field types: select the entire text for these |
| 8865 | if (klass == InputType.TYPE_CLASS_NUMBER || |
| 8866 | klass == InputType.TYPE_CLASS_PHONE || |
| 8867 | klass == InputType.TYPE_CLASS_DATETIME || |
| 8868 | variation == InputType.TYPE_TEXT_VARIATION_URI || |
| 8869 | variation == InputType.TYPE_TEXT_VARIATION_EMAIL_ADDRESS || |
| 8870 | variation == InputType.TYPE_TEXT_VARIATION_WEB_EMAIL_ADDRESS || |
| 8871 | variation == InputType.TYPE_TEXT_VARIATION_FILTER) { |
| 8872 | return selectAll(); |
Gilles Debunne | b0d6ba1 | 2010-08-17 20:01:42 -0700 | [diff] [blame] | 8873 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8874 | |
Gilles Debunne | 87380bc | 2011-01-04 13:24:54 -0800 | [diff] [blame] | 8875 | long lastTouchOffsets = getLastTouchOffsets(); |
| 8876 | final int minOffset = extractRangeStartFromLong(lastTouchOffsets); |
| 8877 | final int maxOffset = extractRangeEndFromLong(lastTouchOffsets); |
Gilles Debunne | 4dfe086 | 2010-12-17 15:46:28 -0800 | [diff] [blame] | 8878 | |
Gilles Debunne | bb588da | 2011-07-11 18:26:19 -0700 | [diff] [blame] | 8879 | // Safety check in case standard touch event handling has been bypassed |
| 8880 | if (minOffset < 0 || minOffset >= mText.length()) return false; |
| 8881 | if (maxOffset < 0 || maxOffset >= mText.length()) return false; |
| 8882 | |
Gilles Debunne | 4dfe086 | 2010-12-17 15:46:28 -0800 | [diff] [blame] | 8883 | int selectionStart, selectionEnd; |
| 8884 | |
| 8885 | // If a URLSpan (web address, email, phone...) is found at that position, select it. |
| 8886 | URLSpan[] urlSpans = ((Spanned) mText).getSpans(minOffset, maxOffset, URLSpan.class); |
| 8887 | if (urlSpans.length == 1) { |
| 8888 | URLSpan url = urlSpans[0]; |
| 8889 | selectionStart = ((Spanned) mText).getSpanStart(url); |
| 8890 | selectionEnd = ((Spanned) mText).getSpanEnd(url); |
| 8891 | } else { |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 8892 | WordIterator wordIterator = getWordIterator(); |
| 8893 | // WordIterator handles text changes, this is a no-op if text in unchanged. |
| 8894 | wordIterator.setCharSequence(mText); |
Gilles Debunne | 4dfe086 | 2010-12-17 15:46:28 -0800 | [diff] [blame] | 8895 | |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 8896 | selectionStart = wordIterator.getBeginning(minOffset); |
Gilles Debunne | c59269f | 2011-04-22 11:46:09 -0700 | [diff] [blame] | 8897 | if (selectionStart == BreakIterator.DONE) return false; |
| 8898 | |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 8899 | selectionEnd = wordIterator.getEnd(maxOffset); |
Gilles Debunne | c59269f | 2011-04-22 11:46:09 -0700 | [diff] [blame] | 8900 | if (selectionEnd == BreakIterator.DONE) return false; |
Gilles Debunne | 4dfe086 | 2010-12-17 15:46:28 -0800 | [diff] [blame] | 8901 | } |
| 8902 | |
| 8903 | Selection.setSelection((Spannable) mText, selectionStart, selectionEnd); |
Gilles Debunne | c59269f | 2011-04-22 11:46:09 -0700 | [diff] [blame] | 8904 | return true; |
Gilles Debunne | 4dfe086 | 2010-12-17 15:46:28 -0800 | [diff] [blame] | 8905 | } |
| 8906 | |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 8907 | WordIterator getWordIterator() { |
| 8908 | if (mWordIterator == null) { |
| 8909 | mWordIterator = new WordIterator(); |
| 8910 | } |
| 8911 | return mWordIterator; |
| 8912 | } |
| 8913 | |
| 8914 | private SpellChecker getSpellChecker() { |
| 8915 | if (mSpellChecker == null) { |
| 8916 | mSpellChecker = new SpellChecker(this); |
| 8917 | } |
| 8918 | return mSpellChecker; |
| 8919 | } |
| 8920 | |
Gilles Debunne | 4dfe086 | 2010-12-17 15:46:28 -0800 | [diff] [blame] | 8921 | private long getLastTouchOffsets() { |
Gilles Debunne | cf1e925 | 2010-10-07 20:46:03 -0700 | [diff] [blame] | 8922 | int minOffset, maxOffset; |
Gilles Debunne | b0d6ba1 | 2010-08-17 20:01:42 -0700 | [diff] [blame] | 8923 | |
Gilles Debunne | 528c6488 | 2010-10-08 11:56:13 -0700 | [diff] [blame] | 8924 | if (mContextMenuTriggeredByKey) { |
Gilles Debunne | cf1e925 | 2010-10-07 20:46:03 -0700 | [diff] [blame] | 8925 | minOffset = getSelectionStart(); |
| 8926 | maxOffset = getSelectionEnd(); |
| 8927 | } else { |
Gilles Debunne | e587d83 | 2010-11-23 20:20:11 -0800 | [diff] [blame] | 8928 | SelectionModifierCursorController selectionController = getSelectionController(); |
| 8929 | minOffset = selectionController.getMinTouchOffset(); |
| 8930 | maxOffset = selectionController.getMaxTouchOffset(); |
Gilles Debunne | 03789e8 | 2010-09-07 19:07:17 -0700 | [diff] [blame] | 8931 | } |
| 8932 | |
Gilles Debunne | 4dfe086 | 2010-12-17 15:46:28 -0800 | [diff] [blame] | 8933 | return packRangeInLong(minOffset, maxOffset); |
Gilles Debunne | b0d6ba1 | 2010-08-17 20:01:42 -0700 | [diff] [blame] | 8934 | } |
Gilles Debunne | df4ee43 | 2010-08-25 19:13:48 -0700 | [diff] [blame] | 8935 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 8936 | @Override |
Svetoslav Ganov | 736c275 | 2011-04-22 18:30:36 -0700 | [diff] [blame] | 8937 | public void onPopulateAccessibilityEvent(AccessibilityEvent event) { |
Svetoslav Ganov | 887e1a1 | 2011-04-29 15:09:28 -0700 | [diff] [blame] | 8938 | super.onPopulateAccessibilityEvent(event); |
| 8939 | |
Svetoslav Ganov | 1d1e110 | 2010-11-16 16:44:03 -0800 | [diff] [blame] | 8940 | final boolean isPassword = hasPasswordTransformationMethod(); |
svetoslavganov | 75986cf | 2009-05-14 22:28:01 -0700 | [diff] [blame] | 8941 | if (!isPassword) { |
| 8942 | CharSequence text = getText(); |
| 8943 | if (TextUtils.isEmpty(text)) { |
| 8944 | text = getHint(); |
| 8945 | } |
Svetoslav Ganov | 7650259 | 2011-07-29 10:44:59 -0700 | [diff] [blame] | 8946 | if (TextUtils.isEmpty(text)) { |
| 8947 | text = getContentDescription(); |
| 8948 | } |
svetoslavganov | 75986cf | 2009-05-14 22:28:01 -0700 | [diff] [blame] | 8949 | if (!TextUtils.isEmpty(text)) { |
svetoslavganov | 75986cf | 2009-05-14 22:28:01 -0700 | [diff] [blame] | 8950 | event.getText().add(text); |
| 8951 | } |
svetoslavganov | 75986cf | 2009-05-14 22:28:01 -0700 | [diff] [blame] | 8952 | } |
svetoslavganov | 75986cf | 2009-05-14 22:28:01 -0700 | [diff] [blame] | 8953 | } |
| 8954 | |
Svetoslav Ganov | 3040132 | 2011-05-12 18:53:45 -0700 | [diff] [blame] | 8955 | @Override |
| 8956 | public void onInitializeAccessibilityEvent(AccessibilityEvent event) { |
| 8957 | super.onInitializeAccessibilityEvent(event); |
| 8958 | |
| 8959 | final boolean isPassword = hasPasswordTransformationMethod(); |
| 8960 | event.setPassword(isPassword); |
Svetoslav Ganov | a015617 | 2011-06-26 17:55:44 -0700 | [diff] [blame] | 8961 | |
| 8962 | if (event.getEventType() == AccessibilityEvent.TYPE_VIEW_TEXT_SELECTION_CHANGED) { |
| 8963 | event.setFromIndex(Selection.getSelectionStart(mText)); |
| 8964 | event.setToIndex(Selection.getSelectionEnd(mText)); |
| 8965 | event.setItemCount(mText.length()); |
| 8966 | } |
Svetoslav Ganov | 3040132 | 2011-05-12 18:53:45 -0700 | [diff] [blame] | 8967 | } |
| 8968 | |
Svetoslav Ganov | 8643aa0 | 2011-04-20 12:12:33 -0700 | [diff] [blame] | 8969 | @Override |
| 8970 | public void onInitializeAccessibilityNodeInfo(AccessibilityNodeInfo info) { |
| 8971 | super.onInitializeAccessibilityNodeInfo(info); |
| 8972 | |
| 8973 | final boolean isPassword = hasPasswordTransformationMethod(); |
| 8974 | if (!isPassword) { |
| 8975 | info.setText(getText()); |
| 8976 | } |
| 8977 | info.setPassword(isPassword); |
| 8978 | } |
| 8979 | |
Svetoslav Ganov | 4e03f59 | 2011-07-29 22:17:14 -0700 | [diff] [blame] | 8980 | @Override |
| 8981 | public void sendAccessibilityEvent(int eventType) { |
| 8982 | // Do not send scroll events since first they are not interesting for |
| 8983 | // accessibility and second such events a generated too frequently. |
| 8984 | // For details see the implementation of bringTextIntoView(). |
| 8985 | if (eventType == AccessibilityEvent.TYPE_VIEW_SCROLLED) { |
| 8986 | return; |
| 8987 | } |
| 8988 | super.sendAccessibilityEvent(eventType); |
| 8989 | } |
| 8990 | |
svetoslavganov | 75986cf | 2009-05-14 22:28:01 -0700 | [diff] [blame] | 8991 | void sendAccessibilityEventTypeViewTextChanged(CharSequence beforeText, |
| 8992 | int fromIndex, int removedCount, int addedCount) { |
| 8993 | AccessibilityEvent event = |
| 8994 | AccessibilityEvent.obtain(AccessibilityEvent.TYPE_VIEW_TEXT_CHANGED); |
| 8995 | event.setFromIndex(fromIndex); |
| 8996 | event.setRemovedCount(removedCount); |
| 8997 | event.setAddedCount(addedCount); |
| 8998 | event.setBeforeText(beforeText); |
| 8999 | sendAccessibilityEventUnchecked(event); |
| 9000 | } |
| 9001 | |
| 9002 | @Override |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9003 | protected void onCreateContextMenu(ContextMenu menu) { |
| 9004 | super.onCreateContextMenu(menu); |
| 9005 | boolean added = false; |
Gilles Debunne | 528c6488 | 2010-10-08 11:56:13 -0700 | [diff] [blame] | 9006 | mContextMenuTriggeredByKey = mDPadCenterIsDown || mEnterKeyIsDown; |
| 9007 | // Problem with context menu on long press: the menu appears while the key in down and when |
Gilles Debunne | cbcb345 | 2010-12-17 15:31:02 -0800 | [diff] [blame] | 9008 | // the key is released, the view does not receive the key_up event. |
| 9009 | // We need two layers of flags: mDPadCenterIsDown and mEnterKeyIsDown are set in key down/up |
| 9010 | // events. We cannot simply clear these flags in onTextContextMenuItem since |
Gilles Debunne | 528c6488 | 2010-10-08 11:56:13 -0700 | [diff] [blame] | 9011 | // it may not be called (if the user/ discards the context menu with the back key). |
Gilles Debunne | cbcb345 | 2010-12-17 15:31:02 -0800 | [diff] [blame] | 9012 | // We clear these flags here and mContextMenuTriggeredByKey saves that state so that it is |
| 9013 | // available in onTextContextMenuItem. |
Gilles Debunne | 528c6488 | 2010-10-08 11:56:13 -0700 | [diff] [blame] | 9014 | mDPadCenterIsDown = mEnterKeyIsDown = false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9015 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9016 | MenuHandler handler = new MenuHandler(); |
| 9017 | |
Gilles Debunne | b0db594 | 2011-01-04 13:58:54 -0800 | [diff] [blame] | 9018 | if (mText instanceof Spanned && hasSelectionController()) { |
Gilles Debunne | 4dfe086 | 2010-12-17 15:46:28 -0800 | [diff] [blame] | 9019 | long lastTouchOffset = getLastTouchOffsets(); |
| 9020 | final int selStart = extractRangeStartFromLong(lastTouchOffset); |
| 9021 | final int selEnd = extractRangeEndFromLong(lastTouchOffset); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9022 | |
Gilles Debunne | 4dfe086 | 2010-12-17 15:46:28 -0800 | [diff] [blame] | 9023 | URLSpan[] urls = ((Spanned) mText).getSpans(selStart, selEnd, URLSpan.class); |
Gilles Debunne | cbcb345 | 2010-12-17 15:31:02 -0800 | [diff] [blame] | 9024 | if (urls.length > 0) { |
| 9025 | menu.add(0, ID_COPY_URL, 0, com.android.internal.R.string.copyUrl). |
| 9026 | setOnMenuItemClickListener(handler); |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 9027 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9028 | added = true; |
| 9029 | } |
| 9030 | } |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 9031 | |
| 9032 | // The context menu is not empty, which will prevent the selection mode from starting. |
| 9033 | // Add a entry to start it in the context menu. |
| 9034 | // TODO Does not handle the case where a subclass does not call super.thisMethod or |
| 9035 | // populates the menu AFTER this call. |
| 9036 | if (menu.size() > 0) { |
| 9037 | menu.add(0, ID_SELECTION_MODE, 0, com.android.internal.R.string.selectTextMode). |
Gilles Debunne | cbcb345 | 2010-12-17 15:31:02 -0800 | [diff] [blame] | 9038 | setOnMenuItemClickListener(handler); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9039 | added = true; |
| 9040 | } |
| 9041 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9042 | if (added) { |
| 9043 | menu.setHeaderTitle(com.android.internal.R.string.editTextMenuTitle); |
| 9044 | } |
| 9045 | } |
| 9046 | |
| 9047 | /** |
| 9048 | * Returns whether this text view is a current input method target. The |
| 9049 | * default implementation just checks with {@link InputMethodManager}. |
| 9050 | */ |
| 9051 | public boolean isInputMethodTarget() { |
| 9052 | InputMethodManager imm = InputMethodManager.peekInstance(); |
| 9053 | return imm != null && imm.isActive(this); |
| 9054 | } |
| 9055 | |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 9056 | // Selection context mode |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9057 | private static final int ID_SELECT_ALL = android.R.id.selectAll; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9058 | private static final int ID_CUT = android.R.id.cut; |
| 9059 | private static final int ID_COPY = android.R.id.copy; |
| 9060 | private static final int ID_PASTE = android.R.id.paste; |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 9061 | // Context menu entries |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9062 | private static final int ID_COPY_URL = android.R.id.copyUrl; |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 9063 | private static final int ID_SELECTION_MODE = android.R.id.selectTextMode; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9064 | |
| 9065 | private class MenuHandler implements MenuItem.OnMenuItemClickListener { |
| 9066 | public boolean onMenuItemClick(MenuItem item) { |
| 9067 | return onTextContextMenuItem(item.getItemId()); |
| 9068 | } |
| 9069 | } |
| 9070 | |
| 9071 | /** |
| 9072 | * Called when a context menu option for the text view is selected. Currently |
Jeff Brown | c1df907 | 2010-12-21 16:38:50 -0800 | [diff] [blame] | 9073 | * this will be {@link android.R.id#copyUrl}, {@link android.R.id#selectTextMode}, |
| 9074 | * {@link android.R.id#selectAll}, {@link android.R.id#paste}, {@link android.R.id#cut} |
| 9075 | * or {@link android.R.id#copy}. |
Gilles Debunne | c59269f | 2011-04-22 11:46:09 -0700 | [diff] [blame] | 9076 | * |
| 9077 | * @return true if the context menu item action was performed. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9078 | */ |
| 9079 | public boolean onTextContextMenuItem(int id) { |
Gilles Debunne | b0d6ba1 | 2010-08-17 20:01:42 -0700 | [diff] [blame] | 9080 | int min = 0; |
| 9081 | int max = mText.length(); |
Gilles Debunne | 64e54a6 | 2010-09-07 19:07:17 -0700 | [diff] [blame] | 9082 | |
Gilles Debunne | b0d6ba1 | 2010-08-17 20:01:42 -0700 | [diff] [blame] | 9083 | if (isFocused()) { |
Gilles Debunne | 64e54a6 | 2010-09-07 19:07:17 -0700 | [diff] [blame] | 9084 | final int selStart = getSelectionStart(); |
| 9085 | final int selEnd = getSelectionEnd(); |
| 9086 | |
Gilles Debunne | b0d6ba1 | 2010-08-17 20:01:42 -0700 | [diff] [blame] | 9087 | min = Math.max(0, Math.min(selStart, selEnd)); |
| 9088 | max = Math.max(0, Math.max(selStart, selEnd)); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9089 | } |
| 9090 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9091 | switch (id) { |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9092 | case ID_COPY_URL: |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 9093 | URLSpan[] urls = ((Spanned) mText).getSpans(min, max, URLSpan.class); |
Dianne Hackborn | 23fdaf6 | 2010-08-06 12:16:55 -0700 | [diff] [blame] | 9094 | if (urls.length >= 1) { |
Dianne Hackborn | 1040dc4 | 2010-08-26 22:11:06 -0700 | [diff] [blame] | 9095 | ClipData clip = null; |
Dianne Hackborn | 23fdaf6 | 2010-08-06 12:16:55 -0700 | [diff] [blame] | 9096 | for (int i=0; i<urls.length; i++) { |
| 9097 | Uri uri = Uri.parse(urls[0].getURL()); |
Dianne Hackborn | 23fdaf6 | 2010-08-06 12:16:55 -0700 | [diff] [blame] | 9098 | if (clip == null) { |
Dianne Hackborn | 327fbd2 | 2011-01-17 14:38:50 -0800 | [diff] [blame] | 9099 | clip = ClipData.newRawUri(null, uri); |
Dianne Hackborn | 23fdaf6 | 2010-08-06 12:16:55 -0700 | [diff] [blame] | 9100 | } else { |
Dianne Hackborn | 1040dc4 | 2010-08-26 22:11:06 -0700 | [diff] [blame] | 9101 | clip.addItem(new ClipData.Item(uri)); |
Dianne Hackborn | 23fdaf6 | 2010-08-06 12:16:55 -0700 | [diff] [blame] | 9102 | } |
| 9103 | } |
Dianne Hackborn | 1040dc4 | 2010-08-26 22:11:06 -0700 | [diff] [blame] | 9104 | if (clip != null) { |
Gilles Debunne | 0a2aa40 | 2010-11-24 17:57:46 -0800 | [diff] [blame] | 9105 | setPrimaryClip(clip); |
Dianne Hackborn | 1040dc4 | 2010-08-26 22:11:06 -0700 | [diff] [blame] | 9106 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9107 | } |
Gilles Debunne | 4dfe086 | 2010-12-17 15:46:28 -0800 | [diff] [blame] | 9108 | stopSelectionActionMode(); |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9109 | return true; |
| 9110 | |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 9111 | case ID_SELECTION_MODE: |
Gilles Debunne | 4dfe086 | 2010-12-17 15:46:28 -0800 | [diff] [blame] | 9112 | if (mSelectionActionMode != null) { |
| 9113 | // Selection mode is already started, simply change selected part. |
Gilles Debunne | 2037b82 | 2011-04-22 13:07:33 -0700 | [diff] [blame] | 9114 | selectCurrentWord(); |
Gilles Debunne | 4dfe086 | 2010-12-17 15:46:28 -0800 | [diff] [blame] | 9115 | } else { |
| 9116 | startSelectionActionMode(); |
| 9117 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9118 | return true; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9119 | |
Jeff Brown | c1df907 | 2010-12-21 16:38:50 -0800 | [diff] [blame] | 9120 | case ID_SELECT_ALL: |
Gilles Debunne | 299733e | 2011-02-07 17:11:41 -0800 | [diff] [blame] | 9121 | // This does not enter text selection mode. Text is highlighted, so that it can be |
Gilles Debunne | c59269f | 2011-04-22 11:46:09 -0700 | [diff] [blame] | 9122 | // bulk edited, like selectAllOnFocus does. Returns true even if text is empty. |
Jeff Brown | c1df907 | 2010-12-21 16:38:50 -0800 | [diff] [blame] | 9123 | selectAll(); |
Jeff Brown | c1df907 | 2010-12-21 16:38:50 -0800 | [diff] [blame] | 9124 | return true; |
| 9125 | |
| 9126 | case ID_PASTE: |
| 9127 | paste(min, max); |
| 9128 | return true; |
| 9129 | |
| 9130 | case ID_CUT: |
Dianne Hackborn | 327fbd2 | 2011-01-17 14:38:50 -0800 | [diff] [blame] | 9131 | setPrimaryClip(ClipData.newPlainText(null, mTransformed.subSequence(min, max))); |
Jeff Brown | c1df907 | 2010-12-21 16:38:50 -0800 | [diff] [blame] | 9132 | ((Editable) mText).delete(min, max); |
| 9133 | stopSelectionActionMode(); |
| 9134 | return true; |
| 9135 | |
| 9136 | case ID_COPY: |
Dianne Hackborn | 327fbd2 | 2011-01-17 14:38:50 -0800 | [diff] [blame] | 9137 | setPrimaryClip(ClipData.newPlainText(null, mTransformed.subSequence(min, max))); |
Jeff Brown | c1df907 | 2010-12-21 16:38:50 -0800 | [diff] [blame] | 9138 | stopSelectionActionMode(); |
| 9139 | return true; |
| 9140 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9141 | return false; |
| 9142 | } |
| 9143 | |
Gilles Debunne | cf1e925 | 2010-10-07 20:46:03 -0700 | [diff] [blame] | 9144 | /** |
| 9145 | * Prepare text so that there are not zero or two spaces at beginning and end of region defined |
| 9146 | * by [min, max] when replacing this region by paste. |
Gilles Debunne | c0752ee | 2010-12-22 17:50:42 -0800 | [diff] [blame] | 9147 | * Note that if there were two spaces (or more) at that position before, they are kept. We just |
Gilles Debunne | 4ae0f29 | 2010-11-29 14:56:39 -0800 | [diff] [blame] | 9148 | * make sure we do not add an extra one from the paste content. |
Gilles Debunne | cf1e925 | 2010-10-07 20:46:03 -0700 | [diff] [blame] | 9149 | */ |
| 9150 | private long prepareSpacesAroundPaste(int min, int max, CharSequence paste) { |
Gilles Debunne | c0752ee | 2010-12-22 17:50:42 -0800 | [diff] [blame] | 9151 | if (paste.length() > 0) { |
| 9152 | if (min > 0) { |
| 9153 | final char charBefore = mTransformed.charAt(min - 1); |
| 9154 | final char charAfter = paste.charAt(0); |
Gilles Debunne | cf1e925 | 2010-10-07 20:46:03 -0700 | [diff] [blame] | 9155 | |
Gilles Debunne | c0752ee | 2010-12-22 17:50:42 -0800 | [diff] [blame] | 9156 | if (Character.isSpaceChar(charBefore) && Character.isSpaceChar(charAfter)) { |
| 9157 | // Two spaces at beginning of paste: remove one |
| 9158 | final int originalLength = mText.length(); |
| 9159 | ((Editable) mText).delete(min - 1, min); |
| 9160 | // Due to filters, there is no guarantee that exactly one character was |
| 9161 | // removed: count instead. |
| 9162 | final int delta = mText.length() - originalLength; |
| 9163 | min += delta; |
| 9164 | max += delta; |
| 9165 | } else if (!Character.isSpaceChar(charBefore) && charBefore != '\n' && |
| 9166 | !Character.isSpaceChar(charAfter) && charAfter != '\n') { |
| 9167 | // No space at beginning of paste: add one |
| 9168 | final int originalLength = mText.length(); |
| 9169 | ((Editable) mText).replace(min, min, " "); |
| 9170 | // Taking possible filters into account as above. |
| 9171 | final int delta = mText.length() - originalLength; |
| 9172 | min += delta; |
| 9173 | max += delta; |
| 9174 | } |
Gilles Debunne | cf1e925 | 2010-10-07 20:46:03 -0700 | [diff] [blame] | 9175 | } |
Gilles Debunne | c0752ee | 2010-12-22 17:50:42 -0800 | [diff] [blame] | 9176 | |
| 9177 | if (max < mText.length()) { |
| 9178 | final char charBefore = paste.charAt(paste.length() - 1); |
| 9179 | final char charAfter = mTransformed.charAt(max); |
| 9180 | |
| 9181 | if (Character.isSpaceChar(charBefore) && Character.isSpaceChar(charAfter)) { |
| 9182 | // Two spaces at end of paste: remove one |
| 9183 | ((Editable) mText).delete(max, max + 1); |
| 9184 | } else if (!Character.isSpaceChar(charBefore) && charBefore != '\n' && |
| 9185 | !Character.isSpaceChar(charAfter) && charAfter != '\n') { |
| 9186 | // No space at end of paste: add one |
| 9187 | ((Editable) mText).replace(max, max, " "); |
| 9188 | } |
Gilles Debunne | cf1e925 | 2010-10-07 20:46:03 -0700 | [diff] [blame] | 9189 | } |
| 9190 | } |
Gilles Debunne | 4ae0f29 | 2010-11-29 14:56:39 -0800 | [diff] [blame] | 9191 | |
Gilles Debunne | cf1e925 | 2010-10-07 20:46:03 -0700 | [diff] [blame] | 9192 | return packRangeInLong(min, max); |
| 9193 | } |
| 9194 | |
Christopher Tate | 36d4c3f | 2011-01-07 13:34:24 -0800 | [diff] [blame] | 9195 | private DragShadowBuilder getTextThumbnailBuilder(CharSequence text) { |
| 9196 | TextView shadowView = (TextView) inflate(mContext, |
Gilles Debunne | f170a34 | 2010-11-11 11:08:59 -0800 | [diff] [blame] | 9197 | com.android.internal.R.layout.text_drag_thumbnail, null); |
| 9198 | |
Christopher Tate | 36d4c3f | 2011-01-07 13:34:24 -0800 | [diff] [blame] | 9199 | if (shadowView == null) { |
Gilles Debunne | f170a34 | 2010-11-11 11:08:59 -0800 | [diff] [blame] | 9200 | throw new IllegalArgumentException("Unable to inflate text drag thumbnail"); |
| 9201 | } |
| 9202 | |
Christopher Tate | 36d4c3f | 2011-01-07 13:34:24 -0800 | [diff] [blame] | 9203 | if (text.length() > DRAG_SHADOW_MAX_TEXT_LENGTH) { |
| 9204 | text = text.subSequence(0, DRAG_SHADOW_MAX_TEXT_LENGTH); |
Gilles Debunne | f170a34 | 2010-11-11 11:08:59 -0800 | [diff] [blame] | 9205 | } |
Christopher Tate | 36d4c3f | 2011-01-07 13:34:24 -0800 | [diff] [blame] | 9206 | shadowView.setText(text); |
| 9207 | shadowView.setTextColor(getTextColors()); |
Gilles Debunne | f170a34 | 2010-11-11 11:08:59 -0800 | [diff] [blame] | 9208 | |
Christopher Tate | 36d4c3f | 2011-01-07 13:34:24 -0800 | [diff] [blame] | 9209 | shadowView.setTextAppearance(mContext, R.styleable.Theme_textAppearanceLarge); |
| 9210 | shadowView.setGravity(Gravity.CENTER); |
Gilles Debunne | f170a34 | 2010-11-11 11:08:59 -0800 | [diff] [blame] | 9211 | |
Christopher Tate | 36d4c3f | 2011-01-07 13:34:24 -0800 | [diff] [blame] | 9212 | shadowView.setLayoutParams(new LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, |
Gilles Debunne | f170a34 | 2010-11-11 11:08:59 -0800 | [diff] [blame] | 9213 | ViewGroup.LayoutParams.WRAP_CONTENT)); |
| 9214 | |
| 9215 | final int size = View.MeasureSpec.makeMeasureSpec(0, View.MeasureSpec.UNSPECIFIED); |
Christopher Tate | 36d4c3f | 2011-01-07 13:34:24 -0800 | [diff] [blame] | 9216 | shadowView.measure(size, size); |
Gilles Debunne | f170a34 | 2010-11-11 11:08:59 -0800 | [diff] [blame] | 9217 | |
Christopher Tate | 36d4c3f | 2011-01-07 13:34:24 -0800 | [diff] [blame] | 9218 | shadowView.layout(0, 0, shadowView.getMeasuredWidth(), shadowView.getMeasuredHeight()); |
| 9219 | shadowView.invalidate(); |
| 9220 | return new DragShadowBuilder(shadowView); |
Gilles Debunne | f170a34 | 2010-11-11 11:08:59 -0800 | [diff] [blame] | 9221 | } |
| 9222 | |
Gilles Debunne | aaa8479 | 2010-12-03 11:10:14 -0800 | [diff] [blame] | 9223 | private static class DragLocalState { |
| 9224 | public TextView sourceTextView; |
| 9225 | public int start, end; |
| 9226 | |
| 9227 | public DragLocalState(TextView sourceTextView, int start, int end) { |
| 9228 | this.sourceTextView = sourceTextView; |
| 9229 | this.start = start; |
| 9230 | this.end = end; |
| 9231 | } |
| 9232 | } |
| 9233 | |
Gilles Debunne | e15b358 | 2010-06-16 15:17:21 -0700 | [diff] [blame] | 9234 | @Override |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9235 | public boolean performLongClick() { |
Gilles Debunne | e28454a | 2011-09-07 18:03:44 -0700 | [diff] [blame] | 9236 | boolean handled = false; |
| 9237 | boolean vibrate = true; |
| 9238 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9239 | if (super.performLongClick()) { |
Gilles Debunne | 0eb704c | 2010-11-30 12:50:54 -0800 | [diff] [blame] | 9240 | mDiscardNextActionUp = true; |
Gilles Debunne | e28454a | 2011-09-07 18:03:44 -0700 | [diff] [blame] | 9241 | handled = true; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9242 | } |
Gilles Debunne | f170a34 | 2010-11-11 11:08:59 -0800 | [diff] [blame] | 9243 | |
Gilles Debunne | 33a8cfb | 2010-12-10 12:00:42 -0800 | [diff] [blame] | 9244 | // Long press in empty space moves cursor and shows the Paste affordance if available. |
Gilles Debunne | e28454a | 2011-09-07 18:03:44 -0700 | [diff] [blame] | 9245 | if (!handled && !isPositionOnText(mLastDownPositionX, mLastDownPositionY) && |
Gilles Debunne | 0a2aa40 | 2010-11-24 17:57:46 -0800 | [diff] [blame] | 9246 | mInsertionControllerEnabled) { |
Gilles Debunne | 3bca69b | 2011-05-23 18:20:22 -0700 | [diff] [blame] | 9247 | final int offset = getOffsetForPosition(mLastDownPositionX, mLastDownPositionY); |
Gilles Debunne | d1dc72a | 2010-11-30 10:16:35 -0800 | [diff] [blame] | 9248 | stopSelectionActionMode(); |
Gilles Debunne | 75beb33 | 2011-04-29 11:40:22 -0700 | [diff] [blame] | 9249 | Selection.setSelection((Spannable) mText, offset); |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 9250 | getInsertionController().showWithActionPopup(); |
Gilles Debunne | 299733e | 2011-02-07 17:11:41 -0800 | [diff] [blame] | 9251 | handled = true; |
Gilles Debunne | e28454a | 2011-09-07 18:03:44 -0700 | [diff] [blame] | 9252 | vibrate = false; |
Gilles Debunne | 9948ad7 | 2010-11-24 14:00:46 -0800 | [diff] [blame] | 9253 | } |
| 9254 | |
Gilles Debunne | 299733e | 2011-02-07 17:11:41 -0800 | [diff] [blame] | 9255 | if (!handled && mSelectionActionMode != null) { |
Gilles Debunne | 0a2aa40 | 2010-11-24 17:57:46 -0800 | [diff] [blame] | 9256 | if (touchPositionIsInSelection()) { |
| 9257 | // Start a drag |
| 9258 | final int start = getSelectionStart(); |
| 9259 | final int end = getSelectionEnd(); |
| 9260 | CharSequence selectedText = mTransformed.subSequence(start, end); |
Dianne Hackborn | 327fbd2 | 2011-01-17 14:38:50 -0800 | [diff] [blame] | 9261 | ClipData data = ClipData.newPlainText(null, selectedText); |
Gilles Debunne | aaa8479 | 2010-12-03 11:10:14 -0800 | [diff] [blame] | 9262 | DragLocalState localState = new DragLocalState(this, start, end); |
Christopher Tate | 02d2b3b | 2011-01-10 20:43:53 -0800 | [diff] [blame] | 9263 | startDrag(data, getTextThumbnailBuilder(selectedText), localState, 0); |
Gilles Debunne | 0a2aa40 | 2010-11-24 17:57:46 -0800 | [diff] [blame] | 9264 | stopSelectionActionMode(); |
| 9265 | } else { |
Gilles Debunne | f682a77 | 2011-08-31 15:49:10 -0700 | [diff] [blame] | 9266 | getSelectionController().hide(); |
Gilles Debunne | 2037b82 | 2011-04-22 13:07:33 -0700 | [diff] [blame] | 9267 | selectCurrentWord(); |
Gilles Debunne | 57324c7 | 2011-08-29 14:42:15 -0700 | [diff] [blame] | 9268 | getSelectionController().show(); |
Gilles Debunne | 0a2aa40 | 2010-11-24 17:57:46 -0800 | [diff] [blame] | 9269 | } |
Gilles Debunne | 299733e | 2011-02-07 17:11:41 -0800 | [diff] [blame] | 9270 | handled = true; |
Gilles Debunne | f170a34 | 2010-11-11 11:08:59 -0800 | [diff] [blame] | 9271 | } |
| 9272 | |
Gilles Debunne | 33a8cfb | 2010-12-10 12:00:42 -0800 | [diff] [blame] | 9273 | // Start a new selection |
Gilles Debunne | e28454a | 2011-09-07 18:03:44 -0700 | [diff] [blame] | 9274 | if (!handled) { |
| 9275 | handled = startSelectionActionMode(); |
| 9276 | } |
| 9277 | |
| 9278 | if (vibrate) { |
| 9279 | performHapticFeedback(HapticFeedbackConstants.LONG_PRESS); |
| 9280 | } |
Gilles Debunne | 299733e | 2011-02-07 17:11:41 -0800 | [diff] [blame] | 9281 | |
| 9282 | if (handled) { |
Gilles Debunne | 0eb704c | 2010-11-30 12:50:54 -0800 | [diff] [blame] | 9283 | mDiscardNextActionUp = true; |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 9284 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9285 | |
Gilles Debunne | 299733e | 2011-02-07 17:11:41 -0800 | [diff] [blame] | 9286 | return handled; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 9287 | } |
| 9288 | |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 9289 | private boolean touchPositionIsInSelection() { |
| 9290 | int selectionStart = getSelectionStart(); |
| 9291 | int selectionEnd = getSelectionEnd(); |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 9292 | |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 9293 | if (selectionStart == selectionEnd) { |
| 9294 | return false; |
| 9295 | } |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 9296 | |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 9297 | if (selectionStart > selectionEnd) { |
| 9298 | int tmp = selectionStart; |
| 9299 | selectionStart = selectionEnd; |
| 9300 | selectionEnd = tmp; |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 9301 | Selection.setSelection((Spannable) mText, selectionStart, selectionEnd); |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 9302 | } |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 9303 | |
Gilles Debunne | e587d83 | 2010-11-23 20:20:11 -0800 | [diff] [blame] | 9304 | SelectionModifierCursorController selectionController = getSelectionController(); |
| 9305 | int minOffset = selectionController.getMinTouchOffset(); |
| 9306 | int maxOffset = selectionController.getMaxTouchOffset(); |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 9307 | |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 9308 | return ((minOffset >= selectionStart) && (maxOffset < selectionEnd)); |
| 9309 | } |
| 9310 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9311 | private PositionListener getPositionListener() { |
| 9312 | if (mPositionListener == null) { |
| 9313 | mPositionListener = new PositionListener(); |
| 9314 | } |
| 9315 | return mPositionListener; |
| 9316 | } |
| 9317 | |
| 9318 | private interface TextViewPositionListener { |
Gilles Debunne | f682a77 | 2011-08-31 15:49:10 -0700 | [diff] [blame] | 9319 | public void updatePosition(int parentPositionX, int parentPositionY, |
| 9320 | boolean parentPositionChanged, boolean parentScrolled); |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9321 | } |
| 9322 | |
| 9323 | private class PositionListener implements ViewTreeObserver.OnPreDrawListener { |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 9324 | // 3 handles |
| 9325 | // 3 ActionPopup [replace, suggestion, easyedit] (suggestionsPopup first hides the others) |
| 9326 | private final int MAXIMUM_NUMBER_OF_LISTENERS = 6; |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9327 | private TextViewPositionListener[] mPositionListeners = |
| 9328 | new TextViewPositionListener[MAXIMUM_NUMBER_OF_LISTENERS]; |
| 9329 | private boolean mCanMove[] = new boolean[MAXIMUM_NUMBER_OF_LISTENERS]; |
| 9330 | private boolean mPositionHasChanged = true; |
| 9331 | // Absolute position of the TextView with respect to its parent window |
| 9332 | private int mPositionX, mPositionY; |
| 9333 | private int mNumberOfListeners; |
Gilles Debunne | f682a77 | 2011-08-31 15:49:10 -0700 | [diff] [blame] | 9334 | private boolean mScrollHasChanged; |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9335 | |
| 9336 | public void addSubscriber(TextViewPositionListener positionListener, boolean canMove) { |
| 9337 | if (mNumberOfListeners == 0) { |
| 9338 | updatePosition(); |
| 9339 | ViewTreeObserver vto = TextView.this.getViewTreeObserver(); |
| 9340 | vto.addOnPreDrawListener(this); |
| 9341 | } |
| 9342 | |
| 9343 | int emptySlotIndex = -1; |
| 9344 | for (int i = 0; i < MAXIMUM_NUMBER_OF_LISTENERS; i++) { |
| 9345 | TextViewPositionListener listener = mPositionListeners[i]; |
| 9346 | if (listener == positionListener) { |
| 9347 | return; |
| 9348 | } else if (emptySlotIndex < 0 && listener == null) { |
| 9349 | emptySlotIndex = i; |
| 9350 | } |
| 9351 | } |
| 9352 | |
| 9353 | mPositionListeners[emptySlotIndex] = positionListener; |
| 9354 | mCanMove[emptySlotIndex] = canMove; |
| 9355 | mNumberOfListeners++; |
| 9356 | } |
| 9357 | |
| 9358 | public void removeSubscriber(TextViewPositionListener positionListener) { |
| 9359 | for (int i = 0; i < MAXIMUM_NUMBER_OF_LISTENERS; i++) { |
| 9360 | if (mPositionListeners[i] == positionListener) { |
| 9361 | mPositionListeners[i] = null; |
| 9362 | mNumberOfListeners--; |
| 9363 | break; |
| 9364 | } |
| 9365 | } |
| 9366 | |
| 9367 | if (mNumberOfListeners == 0) { |
| 9368 | ViewTreeObserver vto = TextView.this.getViewTreeObserver(); |
| 9369 | vto.removeOnPreDrawListener(this); |
| 9370 | } |
| 9371 | } |
| 9372 | |
| 9373 | public int getPositionX() { |
| 9374 | return mPositionX; |
| 9375 | } |
| 9376 | |
| 9377 | public int getPositionY() { |
| 9378 | return mPositionY; |
| 9379 | } |
| 9380 | |
| 9381 | @Override |
| 9382 | public boolean onPreDraw() { |
| 9383 | updatePosition(); |
| 9384 | |
| 9385 | for (int i = 0; i < MAXIMUM_NUMBER_OF_LISTENERS; i++) { |
Gilles Debunne | f682a77 | 2011-08-31 15:49:10 -0700 | [diff] [blame] | 9386 | if (mPositionHasChanged || mScrollHasChanged || mCanMove[i]) { |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9387 | TextViewPositionListener positionListener = mPositionListeners[i]; |
| 9388 | if (positionListener != null) { |
| 9389 | positionListener.updatePosition(mPositionX, mPositionY, |
Gilles Debunne | f682a77 | 2011-08-31 15:49:10 -0700 | [diff] [blame] | 9390 | mPositionHasChanged, mScrollHasChanged); |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9391 | } |
| 9392 | } |
| 9393 | } |
| 9394 | |
Gilles Debunne | f682a77 | 2011-08-31 15:49:10 -0700 | [diff] [blame] | 9395 | mScrollHasChanged = false; |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9396 | return true; |
| 9397 | } |
| 9398 | |
| 9399 | private void updatePosition() { |
| 9400 | TextView.this.getLocationInWindow(mTempCoords); |
| 9401 | |
| 9402 | mPositionHasChanged = mTempCoords[0] != mPositionX || mTempCoords[1] != mPositionY; |
| 9403 | |
| 9404 | mPositionX = mTempCoords[0]; |
| 9405 | mPositionY = mTempCoords[1]; |
| 9406 | } |
| 9407 | |
| 9408 | public boolean isVisible(int positionX, int positionY) { |
| 9409 | final TextView textView = TextView.this; |
| 9410 | |
| 9411 | if (mTempRect == null) mTempRect = new Rect(); |
| 9412 | final Rect clip = mTempRect; |
| 9413 | clip.left = getCompoundPaddingLeft(); |
| 9414 | clip.top = getExtendedPaddingTop(); |
| 9415 | clip.right = textView.getWidth() - getCompoundPaddingRight(); |
| 9416 | clip.bottom = textView.getHeight() - getExtendedPaddingBottom(); |
| 9417 | |
| 9418 | final ViewParent parent = textView.getParent(); |
| 9419 | if (parent == null || !parent.getChildVisibleRect(textView, clip, null)) { |
| 9420 | return false; |
| 9421 | } |
| 9422 | |
| 9423 | int posX = mPositionX + positionX; |
| 9424 | int posY = mPositionY + positionY; |
| 9425 | |
| 9426 | // Offset by 1 to take into account 0.5 and int rounding around getPrimaryHorizontal. |
| 9427 | return posX >= clip.left - 1 && posX <= clip.right + 1 && |
| 9428 | posY >= clip.top && posY <= clip.bottom; |
| 9429 | } |
| 9430 | |
| 9431 | public boolean isOffsetVisible(int offset) { |
| 9432 | final int line = mLayout.getLineForOffset(offset); |
| 9433 | final int lineBottom = mLayout.getLineBottom(line); |
| 9434 | final int primaryHorizontal = (int) mLayout.getPrimaryHorizontal(offset); |
| 9435 | return isVisible(primaryHorizontal, lineBottom); |
| 9436 | } |
Gilles Debunne | f682a77 | 2011-08-31 15:49:10 -0700 | [diff] [blame] | 9437 | |
| 9438 | public void onScrollChanged() { |
| 9439 | mScrollHasChanged = true; |
| 9440 | } |
| 9441 | } |
| 9442 | |
| 9443 | @Override |
| 9444 | protected void onScrollChanged(int horiz, int vert, int oldHoriz, int oldVert) { |
| 9445 | super.onScrollChanged(horiz, vert, oldHoriz, oldVert); |
| 9446 | if (mPositionListener != null) { |
| 9447 | mPositionListener.onScrollChanged(); |
| 9448 | } |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9449 | } |
| 9450 | |
| 9451 | private abstract class PinnedPopupWindow implements TextViewPositionListener { |
| 9452 | protected PopupWindow mPopupWindow; |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 9453 | protected ViewGroup mContentView; |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9454 | int mPositionX, mPositionY; |
| 9455 | |
| 9456 | protected abstract void createPopupWindow(); |
| 9457 | protected abstract void initContentView(); |
| 9458 | protected abstract int getTextOffset(); |
| 9459 | protected abstract int getVerticalLocalPosition(int line); |
| 9460 | protected abstract int clipVertically(int positionY); |
| 9461 | |
| 9462 | public PinnedPopupWindow() { |
| 9463 | createPopupWindow(); |
| 9464 | |
| 9465 | mPopupWindow.setWindowLayoutType(WindowManager.LayoutParams.TYPE_APPLICATION_SUB_PANEL); |
| 9466 | mPopupWindow.setWidth(ViewGroup.LayoutParams.WRAP_CONTENT); |
| 9467 | mPopupWindow.setHeight(ViewGroup.LayoutParams.WRAP_CONTENT); |
| 9468 | |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 9469 | initContentView(); |
| 9470 | |
| 9471 | LayoutParams wrapContent = new LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, |
| 9472 | ViewGroup.LayoutParams.WRAP_CONTENT); |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9473 | mContentView.setLayoutParams(wrapContent); |
| 9474 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9475 | mPopupWindow.setContentView(mContentView); |
| 9476 | } |
| 9477 | |
| 9478 | public void show() { |
Gilles Debunne | f682a77 | 2011-08-31 15:49:10 -0700 | [diff] [blame] | 9479 | TextView.this.getPositionListener().addSubscriber(this, false /* offset is fixed */); |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9480 | |
| 9481 | computeLocalPosition(); |
| 9482 | |
| 9483 | final PositionListener positionListener = TextView.this.getPositionListener(); |
| 9484 | updatePosition(positionListener.getPositionX(), positionListener.getPositionY()); |
| 9485 | } |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 9486 | |
| 9487 | protected void measureContent() { |
| 9488 | final DisplayMetrics displayMetrics = mContext.getResources().getDisplayMetrics(); |
| 9489 | mContentView.measure( |
| 9490 | View.MeasureSpec.makeMeasureSpec(displayMetrics.widthPixels, |
| 9491 | View.MeasureSpec.AT_MOST), |
| 9492 | View.MeasureSpec.makeMeasureSpec(displayMetrics.heightPixels, |
| 9493 | View.MeasureSpec.AT_MOST)); |
| 9494 | } |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9495 | |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 9496 | /* The popup window will be horizontally centered on the getTextOffset() and vertically |
| 9497 | * positioned according to viewportToContentHorizontalOffset. |
| 9498 | * |
| 9499 | * This method assumes that mContentView has properly been measured from its content. */ |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9500 | private void computeLocalPosition() { |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 9501 | measureContent(); |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9502 | final int width = mContentView.getMeasuredWidth(); |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 9503 | final int offset = getTextOffset(); |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9504 | mPositionX = (int) (mLayout.getPrimaryHorizontal(offset) - width / 2.0f); |
| 9505 | mPositionX += viewportToContentHorizontalOffset(); |
| 9506 | |
| 9507 | final int line = mLayout.getLineForOffset(offset); |
| 9508 | mPositionY = getVerticalLocalPosition(line); |
| 9509 | mPositionY += viewportToContentVerticalOffset(); |
| 9510 | } |
| 9511 | |
| 9512 | private void updatePosition(int parentPositionX, int parentPositionY) { |
| 9513 | int positionX = parentPositionX + mPositionX; |
| 9514 | int positionY = parentPositionY + mPositionY; |
| 9515 | |
| 9516 | positionY = clipVertically(positionY); |
| 9517 | |
| 9518 | // Horizontal clipping |
| 9519 | final DisplayMetrics displayMetrics = mContext.getResources().getDisplayMetrics(); |
| 9520 | final int width = mContentView.getMeasuredWidth(); |
| 9521 | positionX = Math.min(displayMetrics.widthPixels - width, positionX); |
| 9522 | positionX = Math.max(0, positionX); |
| 9523 | |
| 9524 | if (isShowing()) { |
| 9525 | mPopupWindow.update(positionX, positionY, -1, -1); |
| 9526 | } else { |
| 9527 | mPopupWindow.showAtLocation(TextView.this, Gravity.NO_GRAVITY, |
| 9528 | positionX, positionY); |
| 9529 | } |
| 9530 | } |
| 9531 | |
| 9532 | public void hide() { |
| 9533 | mPopupWindow.dismiss(); |
| 9534 | TextView.this.getPositionListener().removeSubscriber(this); |
| 9535 | } |
| 9536 | |
| 9537 | @Override |
Gilles Debunne | f682a77 | 2011-08-31 15:49:10 -0700 | [diff] [blame] | 9538 | public void updatePosition(int parentPositionX, int parentPositionY, |
| 9539 | boolean parentPositionChanged, boolean parentScrolled) { |
| 9540 | // Either parentPositionChanged or parentScrolled is true, check if still visible |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9541 | if (isShowing() && getPositionListener().isOffsetVisible(getTextOffset())) { |
Gilles Debunne | f682a77 | 2011-08-31 15:49:10 -0700 | [diff] [blame] | 9542 | if (parentScrolled) computeLocalPosition(); |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9543 | updatePosition(parentPositionX, parentPositionY); |
| 9544 | } else { |
| 9545 | hide(); |
| 9546 | } |
| 9547 | } |
| 9548 | |
| 9549 | public boolean isShowing() { |
| 9550 | return mPopupWindow.isShowing(); |
| 9551 | } |
| 9552 | } |
| 9553 | |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 9554 | private class SuggestionsPopupWindow extends PinnedPopupWindow implements OnItemClickListener { |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 9555 | private static final int MAX_NUMBER_SUGGESTIONS = SuggestionSpan.SUGGESTIONS_MAX_SIZE; |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 9556 | private SuggestionInfo[] mSuggestionInfos; |
| 9557 | private int mNumberOfSuggestions; |
Gilles Debunne | 28294cc | 2011-08-24 12:02:05 -0700 | [diff] [blame] | 9558 | private boolean mCursorWasVisibleBeforeSuggestions; |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 9559 | private SuggestionAdapter mSuggestionsAdapter; |
Gilles Debunne | c9fd978 | 2011-09-09 09:20:12 -0700 | [diff] [blame] | 9560 | private final Comparator<SuggestionSpan> mSuggestionSpanComparator; |
| 9561 | private final HashMap<SuggestionSpan, Integer> mSpansLengths; |
| 9562 | |
Gilles Debunne | 28294cc | 2011-08-24 12:02:05 -0700 | [diff] [blame] | 9563 | |
| 9564 | private class CustomPopupWindow extends PopupWindow { |
| 9565 | public CustomPopupWindow(Context context, int defStyle) { |
| 9566 | super(context, null, defStyle); |
| 9567 | } |
| 9568 | |
| 9569 | @Override |
| 9570 | public void dismiss() { |
| 9571 | super.dismiss(); |
| 9572 | |
Fabrice Di Meglio | 03e4d64 | 2011-09-06 19:06:06 -0700 | [diff] [blame] | 9573 | TextView.this.getPositionListener().removeSubscriber(SuggestionsPopupWindow.this); |
| 9574 | |
Gilles Debunne | fa4e2d9 | 2011-09-08 18:34:22 -0700 | [diff] [blame] | 9575 | if ((mText instanceof Spannable)) { |
| 9576 | ((Spannable) mText).removeSpan(mSuggestionRangeSpan); |
Gilles Debunne | 28294cc | 2011-08-24 12:02:05 -0700 | [diff] [blame] | 9577 | } |
| 9578 | |
| 9579 | setCursorVisible(mCursorWasVisibleBeforeSuggestions); |
| 9580 | if (hasInsertionController()) { |
| 9581 | getInsertionController().show(); |
| 9582 | } |
| 9583 | } |
| 9584 | } |
| 9585 | |
| 9586 | public SuggestionsPopupWindow() { |
Gilles Debunne | 28294cc | 2011-08-24 12:02:05 -0700 | [diff] [blame] | 9587 | mCursorWasVisibleBeforeSuggestions = mCursorVisible; |
Gilles Debunne | c9fd978 | 2011-09-09 09:20:12 -0700 | [diff] [blame] | 9588 | mSuggestionSpanComparator = new SuggestionSpanComparator(); |
| 9589 | mSpansLengths = new HashMap<SuggestionSpan, Integer>(); |
Gilles Debunne | 28294cc | 2011-08-24 12:02:05 -0700 | [diff] [blame] | 9590 | } |
Gilles Debunne | 6934044 | 2011-03-31 13:37:51 -0700 | [diff] [blame] | 9591 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9592 | @Override |
| 9593 | protected void createPopupWindow() { |
Gilles Debunne | 28294cc | 2011-08-24 12:02:05 -0700 | [diff] [blame] | 9594 | mPopupWindow = new CustomPopupWindow(TextView.this.mContext, |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9595 | com.android.internal.R.attr.textSuggestionsWindowStyle); |
Gilles Debunne | 2888524 | 2011-07-25 18:56:09 -0700 | [diff] [blame] | 9596 | mPopupWindow.setInputMethodMode(PopupWindow.INPUT_METHOD_NOT_NEEDED); |
Gilles Debunne | 28294cc | 2011-08-24 12:02:05 -0700 | [diff] [blame] | 9597 | mPopupWindow.setFocusable(true); |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9598 | mPopupWindow.setClippingEnabled(false); |
| 9599 | } |
Gilles Debunne | 6934044 | 2011-03-31 13:37:51 -0700 | [diff] [blame] | 9600 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9601 | @Override |
| 9602 | protected void initContentView() { |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 9603 | ListView listView = new ListView(TextView.this.getContext()); |
| 9604 | mSuggestionsAdapter = new SuggestionAdapter(); |
| 9605 | listView.setAdapter(mSuggestionsAdapter); |
| 9606 | listView.setOnItemClickListener(this); |
| 9607 | mContentView = listView; |
Gilles Debunne | 2888524 | 2011-07-25 18:56:09 -0700 | [diff] [blame] | 9608 | |
Gilles Debunne | e90bed1 | 2011-08-30 14:28:27 -0700 | [diff] [blame] | 9609 | // Inflate the suggestion items once and for all. +1 for add to dictionary |
| 9610 | mSuggestionInfos = new SuggestionInfo[MAX_NUMBER_SUGGESTIONS + 1]; |
| 9611 | for (int i = 0; i < MAX_NUMBER_SUGGESTIONS + 1; i++) { |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 9612 | mSuggestionInfos[i] = new SuggestionInfo(); |
Gilles Debunne | 2888524 | 2011-07-25 18:56:09 -0700 | [diff] [blame] | 9613 | } |
Gilles Debunne | 6934044 | 2011-03-31 13:37:51 -0700 | [diff] [blame] | 9614 | } |
| 9615 | |
Gilles Debunne | 214a862 | 2011-04-26 15:44:37 -0700 | [diff] [blame] | 9616 | private class SuggestionInfo { |
Gilles Debunne | bd4016e9 | 2011-09-14 10:10:41 -0700 | [diff] [blame] | 9617 | int suggestionStart, suggestionEnd; // range of actual suggestion within text |
Gilles Debunne | ee511cc | 2011-05-05 14:57:50 -0700 | [diff] [blame] | 9618 | SuggestionSpan suggestionSpan; // the SuggestionSpan that this TextView represents |
Gilles Debunne | bd4016e9 | 2011-09-14 10:10:41 -0700 | [diff] [blame] | 9619 | int suggestionIndex; // the index of this suggestion inside suggestionSpan |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 9620 | SpannableStringBuilder text = new SpannableStringBuilder(); |
Luca Zanolin | 2346e01 | 2011-09-06 22:56:47 +0100 | [diff] [blame] | 9621 | TextAppearanceSpan highlightSpan = new TextAppearanceSpan(mContext, |
| 9622 | android.R.style.TextAppearance_SuggestionHighlight); |
Gilles Debunne | e90bed1 | 2011-08-30 14:28:27 -0700 | [diff] [blame] | 9623 | |
| 9624 | void removeMisspelledFlag() { |
| 9625 | int suggestionSpanFlags = suggestionSpan.getFlags(); |
| 9626 | if ((suggestionSpanFlags & SuggestionSpan.FLAG_MISSPELLED) > 0) { |
| 9627 | suggestionSpanFlags &= ~(SuggestionSpan.FLAG_MISSPELLED); |
| 9628 | suggestionSpanFlags &= ~(SuggestionSpan.FLAG_EASY_CORRECT); |
| 9629 | suggestionSpan.setFlags(suggestionSpanFlags); |
| 9630 | } |
| 9631 | } |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 9632 | } |
| 9633 | |
| 9634 | private class SuggestionAdapter extends BaseAdapter { |
| 9635 | private LayoutInflater mInflater = (LayoutInflater) TextView.this.mContext. |
| 9636 | getSystemService(Context.LAYOUT_INFLATER_SERVICE); |
| 9637 | |
| 9638 | @Override |
| 9639 | public int getCount() { |
| 9640 | return mNumberOfSuggestions; |
| 9641 | } |
| 9642 | |
| 9643 | @Override |
| 9644 | public Object getItem(int position) { |
| 9645 | return mSuggestionInfos[position]; |
| 9646 | } |
| 9647 | |
| 9648 | @Override |
| 9649 | public long getItemId(int position) { |
| 9650 | return position; |
| 9651 | } |
| 9652 | |
| 9653 | @Override |
| 9654 | public View getView(int position, View convertView, ViewGroup parent) { |
| 9655 | TextView textView = (TextView) convertView; |
| 9656 | |
| 9657 | if (textView == null) { |
| 9658 | textView = (TextView) mInflater.inflate(mTextEditSuggestionItemLayout, parent, |
| 9659 | false); |
| 9660 | } |
| 9661 | |
| 9662 | textView.setText(mSuggestionInfos[position].text); |
| 9663 | return textView; |
| 9664 | } |
Gilles Debunne | 214a862 | 2011-04-26 15:44:37 -0700 | [diff] [blame] | 9665 | } |
| 9666 | |
Gilles Debunne | c9fd978 | 2011-09-09 09:20:12 -0700 | [diff] [blame] | 9667 | private class SuggestionSpanComparator implements Comparator<SuggestionSpan> { |
| 9668 | public int compare(SuggestionSpan span1, SuggestionSpan span2) { |
| 9669 | final int flag1 = span1.getFlags(); |
| 9670 | final int flag2 = span2.getFlags(); |
| 9671 | if (flag1 != flag2) { |
| 9672 | // The order here should match what is used in updateDrawState |
| 9673 | final boolean easy1 = (flag1 & SuggestionSpan.FLAG_EASY_CORRECT) != 0; |
| 9674 | final boolean easy2 = (flag2 & SuggestionSpan.FLAG_EASY_CORRECT) != 0; |
| 9675 | final boolean misspelled1 = (flag1 & SuggestionSpan.FLAG_MISSPELLED) != 0; |
| 9676 | final boolean misspelled2 = (flag2 & SuggestionSpan.FLAG_MISSPELLED) != 0; |
| 9677 | if (easy1 && !misspelled1) return -1; |
| 9678 | if (easy2 && !misspelled2) return 1; |
| 9679 | if (misspelled1) return -1; |
| 9680 | if (misspelled2) return 1; |
| 9681 | } |
| 9682 | |
| 9683 | return mSpansLengths.get(span1).intValue() - mSpansLengths.get(span2).intValue(); |
| 9684 | } |
| 9685 | } |
| 9686 | |
Luca Zanolin | e3f89c0 | 2011-08-01 09:55:17 +0100 | [diff] [blame] | 9687 | /** |
| 9688 | * Returns the suggestion spans that cover the current cursor position. The suggestion |
| 9689 | * spans are sorted according to the length of text that they are attached to. |
| 9690 | */ |
| 9691 | private SuggestionSpan[] getSuggestionSpans() { |
| 9692 | int pos = TextView.this.getSelectionStart(); |
| 9693 | Spannable spannable = (Spannable) TextView.this.mText; |
| 9694 | SuggestionSpan[] suggestionSpans = spannable.getSpans(pos, pos, SuggestionSpan.class); |
| 9695 | |
Gilles Debunne | c9fd978 | 2011-09-09 09:20:12 -0700 | [diff] [blame] | 9696 | mSpansLengths.clear(); |
Luca Zanolin | e3f89c0 | 2011-08-01 09:55:17 +0100 | [diff] [blame] | 9697 | for (SuggestionSpan suggestionSpan : suggestionSpans) { |
| 9698 | int start = spannable.getSpanStart(suggestionSpan); |
| 9699 | int end = spannable.getSpanEnd(suggestionSpan); |
Gilles Debunne | c9fd978 | 2011-09-09 09:20:12 -0700 | [diff] [blame] | 9700 | mSpansLengths.put(suggestionSpan, Integer.valueOf(end - start)); |
Luca Zanolin | e3f89c0 | 2011-08-01 09:55:17 +0100 | [diff] [blame] | 9701 | } |
| 9702 | |
Gilles Debunne | c9fd978 | 2011-09-09 09:20:12 -0700 | [diff] [blame] | 9703 | // The suggestions are sorted according to their types (easy correction first, then |
| 9704 | // misspelled) and to the length of the text that they cover (shorter first). |
| 9705 | Arrays.sort(suggestionSpans, mSuggestionSpanComparator); |
Luca Zanolin | e3f89c0 | 2011-08-01 09:55:17 +0100 | [diff] [blame] | 9706 | return suggestionSpans; |
| 9707 | } |
| 9708 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9709 | @Override |
Gilles Debunne | 6934044 | 2011-03-31 13:37:51 -0700 | [diff] [blame] | 9710 | public void show() { |
| 9711 | if (!(mText instanceof Editable)) return; |
| 9712 | |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 9713 | if (updateSuggestions()) { |
Gilles Debunne | 28294cc | 2011-08-24 12:02:05 -0700 | [diff] [blame] | 9714 | mCursorWasVisibleBeforeSuggestions = mCursorVisible; |
| 9715 | setCursorVisible(false); |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 9716 | super.show(); |
| 9717 | } |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9718 | } |
| 9719 | |
| 9720 | @Override |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 9721 | protected void measureContent() { |
| 9722 | final DisplayMetrics displayMetrics = mContext.getResources().getDisplayMetrics(); |
| 9723 | final int horizontalMeasure = View.MeasureSpec.makeMeasureSpec( |
| 9724 | displayMetrics.widthPixels, View.MeasureSpec.AT_MOST); |
| 9725 | final int verticalMeasure = View.MeasureSpec.makeMeasureSpec( |
| 9726 | displayMetrics.heightPixels, View.MeasureSpec.AT_MOST); |
| 9727 | |
| 9728 | int width = 0; |
| 9729 | View view = null; |
| 9730 | for (int i = 0; i < mNumberOfSuggestions; i++) { |
| 9731 | view = mSuggestionsAdapter.getView(i, view, mContentView); |
| 9732 | view.measure(horizontalMeasure, verticalMeasure); |
| 9733 | width = Math.max(width, view.getMeasuredWidth()); |
| 9734 | } |
| 9735 | |
| 9736 | // Enforce the width based on actual text widths |
| 9737 | mContentView.measure( |
| 9738 | View.MeasureSpec.makeMeasureSpec(width, View.MeasureSpec.EXACTLY), |
| 9739 | verticalMeasure); |
| 9740 | |
| 9741 | Drawable popupBackground = mPopupWindow.getBackground(); |
| 9742 | if (popupBackground != null) { |
| 9743 | if (mTempRect == null) mTempRect = new Rect(); |
| 9744 | popupBackground.getPadding(mTempRect); |
| 9745 | width += mTempRect.left + mTempRect.right; |
| 9746 | } |
| 9747 | mPopupWindow.setWidth(width); |
| 9748 | } |
| 9749 | |
| 9750 | @Override |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9751 | protected int getTextOffset() { |
| 9752 | return getSelectionStart(); |
| 9753 | } |
| 9754 | |
| 9755 | @Override |
| 9756 | protected int getVerticalLocalPosition(int line) { |
| 9757 | return mLayout.getLineBottom(line); |
| 9758 | } |
| 9759 | |
| 9760 | @Override |
| 9761 | protected int clipVertically(int positionY) { |
| 9762 | final int height = mContentView.getMeasuredHeight(); |
| 9763 | final DisplayMetrics displayMetrics = mContext.getResources().getDisplayMetrics(); |
| 9764 | return Math.min(positionY, displayMetrics.heightPixels - height); |
| 9765 | } |
| 9766 | |
| 9767 | @Override |
| 9768 | public void hide() { |
| 9769 | super.hide(); |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 9770 | } |
| 9771 | |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 9772 | private boolean updateSuggestions() { |
Gilles Debunne | fa4e2d9 | 2011-09-08 18:34:22 -0700 | [diff] [blame] | 9773 | Spannable spannable = (Spannable) TextView.this.mText; |
Luca Zanolin | e3f89c0 | 2011-08-01 09:55:17 +0100 | [diff] [blame] | 9774 | SuggestionSpan[] suggestionSpans = getSuggestionSpans(); |
| 9775 | |
satok | b3fc1a5 | 2011-04-06 18:28:55 +0900 | [diff] [blame] | 9776 | final int nbSpans = suggestionSpans.length; |
Gilles Debunne | 6934044 | 2011-03-31 13:37:51 -0700 | [diff] [blame] | 9777 | |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 9778 | mNumberOfSuggestions = 0; |
Gilles Debunne | 214a862 | 2011-04-26 15:44:37 -0700 | [diff] [blame] | 9779 | int spanUnionStart = mText.length(); |
| 9780 | int spanUnionEnd = 0; |
| 9781 | |
Gilles Debunne | e90bed1 | 2011-08-30 14:28:27 -0700 | [diff] [blame] | 9782 | SuggestionSpan misspelledSpan = null; |
Gilles Debunne | fa4e2d9 | 2011-09-08 18:34:22 -0700 | [diff] [blame] | 9783 | int underlineColor = 0; |
Gilles Debunne | e90bed1 | 2011-08-30 14:28:27 -0700 | [diff] [blame] | 9784 | |
Gilles Debunne | 6934044 | 2011-03-31 13:37:51 -0700 | [diff] [blame] | 9785 | for (int spanIndex = 0; spanIndex < nbSpans; spanIndex++) { |
satok | b3fc1a5 | 2011-04-06 18:28:55 +0900 | [diff] [blame] | 9786 | SuggestionSpan suggestionSpan = suggestionSpans[spanIndex]; |
| 9787 | final int spanStart = spannable.getSpanStart(suggestionSpan); |
| 9788 | final int spanEnd = spannable.getSpanEnd(suggestionSpan); |
Gilles Debunne | 214a862 | 2011-04-26 15:44:37 -0700 | [diff] [blame] | 9789 | spanUnionStart = Math.min(spanStart, spanUnionStart); |
| 9790 | spanUnionEnd = Math.max(spanEnd, spanUnionEnd); |
Gilles Debunne | 6934044 | 2011-03-31 13:37:51 -0700 | [diff] [blame] | 9791 | |
Gilles Debunne | e90bed1 | 2011-08-30 14:28:27 -0700 | [diff] [blame] | 9792 | if ((suggestionSpan.getFlags() & SuggestionSpan.FLAG_MISSPELLED) != 0) { |
| 9793 | misspelledSpan = suggestionSpan; |
| 9794 | } |
| 9795 | |
Gilles Debunne | fa4e2d9 | 2011-09-08 18:34:22 -0700 | [diff] [blame] | 9796 | // The first span dictates the background color of the highlighted text |
| 9797 | if (spanIndex == 0) underlineColor = suggestionSpan.getUnderlineColor(); |
| 9798 | |
satok | b3fc1a5 | 2011-04-06 18:28:55 +0900 | [diff] [blame] | 9799 | String[] suggestions = suggestionSpan.getSuggestions(); |
Gilles Debunne | 6934044 | 2011-03-31 13:37:51 -0700 | [diff] [blame] | 9800 | int nbSuggestions = suggestions.length; |
| 9801 | for (int suggestionIndex = 0; suggestionIndex < nbSuggestions; suggestionIndex++) { |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 9802 | SuggestionInfo suggestionInfo = mSuggestionInfos[mNumberOfSuggestions]; |
Gilles Debunne | ee511cc | 2011-05-05 14:57:50 -0700 | [diff] [blame] | 9803 | suggestionInfo.suggestionSpan = suggestionSpan; |
| 9804 | suggestionInfo.suggestionIndex = suggestionIndex; |
Gilles Debunne | e90bed1 | 2011-08-30 14:28:27 -0700 | [diff] [blame] | 9805 | suggestionInfo.text.replace(0, suggestionInfo.text.length(), |
| 9806 | suggestions[suggestionIndex]); |
Gilles Debunne | 6934044 | 2011-03-31 13:37:51 -0700 | [diff] [blame] | 9807 | |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 9808 | mNumberOfSuggestions++; |
| 9809 | if (mNumberOfSuggestions == MAX_NUMBER_SUGGESTIONS) { |
Gilles Debunne | 214a862 | 2011-04-26 15:44:37 -0700 | [diff] [blame] | 9810 | // Also end outer for loop |
Gilles Debunne | 6934044 | 2011-03-31 13:37:51 -0700 | [diff] [blame] | 9811 | spanIndex = nbSpans; |
| 9812 | break; |
| 9813 | } |
| 9814 | } |
| 9815 | } |
| 9816 | |
Gilles Debunne | e90bed1 | 2011-08-30 14:28:27 -0700 | [diff] [blame] | 9817 | for (int i = 0; i < mNumberOfSuggestions; i++) { |
| 9818 | highlightTextDifferences(mSuggestionInfos[i], spanUnionStart, spanUnionEnd); |
| 9819 | } |
| 9820 | |
| 9821 | if (misspelledSpan != null) { |
| 9822 | final int misspelledStart = spannable.getSpanStart(misspelledSpan); |
| 9823 | final int misspelledEnd = spannable.getSpanEnd(misspelledSpan); |
| 9824 | if (misspelledStart >= 0 && misspelledEnd > misspelledStart) { |
| 9825 | SuggestionInfo suggestionInfo = mSuggestionInfos[mNumberOfSuggestions]; |
Gilles Debunne | e90bed1 | 2011-08-30 14:28:27 -0700 | [diff] [blame] | 9826 | suggestionInfo.suggestionSpan = misspelledSpan; |
| 9827 | suggestionInfo.suggestionIndex = -1; |
| 9828 | suggestionInfo.text.replace(0, suggestionInfo.text.length(), |
| 9829 | getContext().getString(com.android.internal.R.string.addToDictionary)); |
| 9830 | |
| 9831 | mNumberOfSuggestions++; |
| 9832 | } |
| 9833 | } |
| 9834 | |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 9835 | if (mNumberOfSuggestions == 0) return false; |
Gilles Debunne | 214a862 | 2011-04-26 15:44:37 -0700 | [diff] [blame] | 9836 | |
Gilles Debunne | fa4e2d9 | 2011-09-08 18:34:22 -0700 | [diff] [blame] | 9837 | if (mSuggestionRangeSpan == null) mSuggestionRangeSpan = new SuggestionRangeSpan(); |
| 9838 | if (underlineColor == 0) { |
| 9839 | // Fallback on the default highlight color when the first span does not provide one |
| 9840 | mSuggestionRangeSpan.setBackgroundColor(mHighlightColor); |
| 9841 | } else { |
| 9842 | final float BACKGROUND_TRANSPARENCY = 0.3f; |
| 9843 | final int newAlpha = (int) (Color.alpha(underlineColor) * BACKGROUND_TRANSPARENCY); |
| 9844 | mSuggestionRangeSpan.setBackgroundColor( |
| 9845 | (underlineColor & 0x00FFFFFF) + (newAlpha << 24)); |
| 9846 | } |
| 9847 | spannable.setSpan(mSuggestionRangeSpan, spanUnionStart, spanUnionEnd, |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 9848 | Spanned.SPAN_EXCLUSIVE_EXCLUSIVE); |
| 9849 | |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 9850 | mSuggestionsAdapter.notifyDataSetChanged(); |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 9851 | |
| 9852 | return true; |
| 9853 | } |
| 9854 | |
Luca Zanolin | 2346e01 | 2011-09-06 22:56:47 +0100 | [diff] [blame] | 9855 | private void highlightTextDifferences(SuggestionInfo suggestionInfo, int unionStart, |
| 9856 | int unionEnd) { |
Gilles Debunne | bd4016e9 | 2011-09-14 10:10:41 -0700 | [diff] [blame] | 9857 | final Spannable text = (Spannable) mText; |
| 9858 | final int spanStart = text.getSpanStart(suggestionInfo.suggestionSpan); |
| 9859 | final int spanEnd = text.getSpanEnd(suggestionInfo.suggestionSpan); |
Gilles Debunne | 214a862 | 2011-04-26 15:44:37 -0700 | [diff] [blame] | 9860 | |
Luca Zanolin | 2346e01 | 2011-09-06 22:56:47 +0100 | [diff] [blame] | 9861 | // Adjust the start/end of the suggestion span |
| 9862 | suggestionInfo.suggestionStart = spanStart - unionStart; |
| 9863 | suggestionInfo.suggestionEnd = suggestionInfo.suggestionStart |
| 9864 | + suggestionInfo.text.length(); |
| 9865 | |
| 9866 | suggestionInfo.text.clearSpans(); |
| 9867 | suggestionInfo.text.setSpan(suggestionInfo.highlightSpan, 0, |
| 9868 | suggestionInfo.text.length(), Spanned.SPAN_EXCLUSIVE_EXCLUSIVE); |
Gilles Debunne | 214a862 | 2011-04-26 15:44:37 -0700 | [diff] [blame] | 9869 | |
Luca Zanolin | 2346e01 | 2011-09-06 22:56:47 +0100 | [diff] [blame] | 9870 | // Add the text before and after the span. |
| 9871 | suggestionInfo.text.insert(0, mText.subSequence(unionStart, spanStart).toString()); |
| 9872 | suggestionInfo.text.append(mText.subSequence(spanEnd, unionEnd).toString()); |
Gilles Debunne | 214a862 | 2011-04-26 15:44:37 -0700 | [diff] [blame] | 9873 | } |
| 9874 | |
Gilles Debunne | 6934044 | 2011-03-31 13:37:51 -0700 | [diff] [blame] | 9875 | @Override |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 9876 | public void onItemClick(AdapterView<?> parent, View view, int position, long id) { |
Gilles Debunne | 6934044 | 2011-03-31 13:37:51 -0700 | [diff] [blame] | 9877 | if (view instanceof TextView) { |
| 9878 | TextView textView = (TextView) view; |
Gilles Debunne | bd4016e9 | 2011-09-14 10:10:41 -0700 | [diff] [blame] | 9879 | Editable editable = (Editable) mText; |
Gilles Debunne | e90bed1 | 2011-08-30 14:28:27 -0700 | [diff] [blame] | 9880 | |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 9881 | SuggestionInfo suggestionInfo = mSuggestionInfos[position]; |
Gilles Debunne | bd4016e9 | 2011-09-14 10:10:41 -0700 | [diff] [blame] | 9882 | final int spanStart = editable.getSpanStart(suggestionInfo.suggestionSpan); |
| 9883 | final int spanEnd = editable.getSpanEnd(suggestionInfo.suggestionSpan); |
Gilles Debunne | e90bed1 | 2011-08-30 14:28:27 -0700 | [diff] [blame] | 9884 | final String originalText = mText.subSequence(spanStart, spanEnd).toString(); |
| 9885 | |
| 9886 | if (suggestionInfo.suggestionIndex < 0) { |
| 9887 | Intent intent = new Intent(Settings.ACTION_USER_DICTIONARY_INSERT); |
| 9888 | intent.putExtra("word", originalText); |
| 9889 | intent.setFlags(intent.getFlags() | Intent.FLAG_ACTIVITY_NEW_TASK); |
| 9890 | getContext().startActivity(intent); |
| 9891 | suggestionInfo.removeMisspelledFlag(); |
| 9892 | } else { |
Gilles Debunne | ee511cc | 2011-05-05 14:57:50 -0700 | [diff] [blame] | 9893 | // SuggestionSpans are removed by replace: save them before |
Gilles Debunne | ee511cc | 2011-05-05 14:57:50 -0700 | [diff] [blame] | 9894 | SuggestionSpan[] suggestionSpans = editable.getSpans(spanStart, spanEnd, |
| 9895 | SuggestionSpan.class); |
| 9896 | final int length = suggestionSpans.length; |
| 9897 | int[] suggestionSpansStarts = new int[length]; |
| 9898 | int[] suggestionSpansEnds = new int[length]; |
| 9899 | int[] suggestionSpansFlags = new int[length]; |
| 9900 | for (int i = 0; i < length; i++) { |
| 9901 | final SuggestionSpan suggestionSpan = suggestionSpans[i]; |
| 9902 | suggestionSpansStarts[i] = editable.getSpanStart(suggestionSpan); |
| 9903 | suggestionSpansEnds[i] = editable.getSpanEnd(suggestionSpan); |
| 9904 | suggestionSpansFlags[i] = editable.getSpanFlags(suggestionSpan); |
| 9905 | } |
| 9906 | |
Gilles Debunne | 214a862 | 2011-04-26 15:44:37 -0700 | [diff] [blame] | 9907 | final int suggestionStart = suggestionInfo.suggestionStart; |
| 9908 | final int suggestionEnd = suggestionInfo.suggestionEnd; |
| 9909 | final String suggestion = textView.getText().subSequence( |
| 9910 | suggestionStart, suggestionEnd).toString(); |
Gilles Debunne | 28294cc | 2011-08-24 12:02:05 -0700 | [diff] [blame] | 9911 | editable.replace(spanStart, spanEnd, suggestion); |
Gilles Debunne | ee511cc | 2011-05-05 14:57:50 -0700 | [diff] [blame] | 9912 | |
Gilles Debunne | e90bed1 | 2011-08-30 14:28:27 -0700 | [diff] [blame] | 9913 | suggestionInfo.removeMisspelledFlag(); |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 9914 | |
Gilles Debunne | 4d80280 | 2011-06-14 10:55:01 -0700 | [diff] [blame] | 9915 | // Notify source IME of the suggestion pick. Do this before swaping texts. |
Gilles Debunne | b1619e5 | 2011-05-26 14:39:34 -0700 | [diff] [blame] | 9916 | if (!TextUtils.isEmpty( |
| 9917 | suggestionInfo.suggestionSpan.getNotificationTargetClassName())) { |
| 9918 | InputMethodManager imm = InputMethodManager.peekInstance(); |
| 9919 | imm.notifySuggestionPicked(suggestionInfo.suggestionSpan, originalText, |
| 9920 | suggestionInfo.suggestionIndex); |
| 9921 | } |
| 9922 | |
Gilles Debunne | 4d80280 | 2011-06-14 10:55:01 -0700 | [diff] [blame] | 9923 | // Swap text content between actual text and Suggestion span |
| 9924 | String[] suggestions = suggestionInfo.suggestionSpan.getSuggestions(); |
| 9925 | suggestions[suggestionInfo.suggestionIndex] = originalText; |
| 9926 | |
Gilles Debunne | ee511cc | 2011-05-05 14:57:50 -0700 | [diff] [blame] | 9927 | // Restore previous SuggestionSpans |
| 9928 | final int lengthDifference = suggestion.length() - (spanEnd - spanStart); |
| 9929 | for (int i = 0; i < length; i++) { |
| 9930 | // Only spans that include the modified region make sense after replacement |
| 9931 | // Spans partially included in the replaced region are removed, there is no |
| 9932 | // way to assign them a valid range after replacement |
| 9933 | if (suggestionSpansStarts[i] <= spanStart && |
| 9934 | suggestionSpansEnds[i] >= spanEnd) { |
| 9935 | editable.setSpan(suggestionSpans[i], suggestionSpansStarts[i], |
| 9936 | suggestionSpansEnds[i] + lengthDifference, |
| 9937 | suggestionSpansFlags[i]); |
| 9938 | } |
| 9939 | } |
Gilles Debunne | 1a87ba4 | 2011-09-09 14:49:26 -0700 | [diff] [blame] | 9940 | |
| 9941 | // Move cursor at the end of the replacement word |
| 9942 | Selection.setSelection(editable, spanEnd + lengthDifference); |
Gilles Debunne | 6934044 | 2011-03-31 13:37:51 -0700 | [diff] [blame] | 9943 | } |
| 9944 | } |
| 9945 | hide(); |
| 9946 | } |
Gilles Debunne | 6934044 | 2011-03-31 13:37:51 -0700 | [diff] [blame] | 9947 | } |
| 9948 | |
Luca Zanolin | e076045 | 2011-09-08 12:03:37 +0100 | [diff] [blame] | 9949 | /** |
| 9950 | * Removes the suggestion spans. |
| 9951 | */ |
| 9952 | CharSequence removeSuggestionSpans(CharSequence text) { |
| 9953 | if (text instanceof Spanned) { |
| 9954 | Spannable spannable; |
| 9955 | if (text instanceof Spannable) { |
| 9956 | spannable = (Spannable) text; |
| 9957 | } else { |
| 9958 | spannable = new SpannableString(text); |
| 9959 | text = spannable; |
| 9960 | } |
Gilles Debunne | f3a135b | 2011-05-23 16:28:47 -0700 | [diff] [blame] | 9961 | |
Luca Zanolin | e076045 | 2011-09-08 12:03:37 +0100 | [diff] [blame] | 9962 | SuggestionSpan[] spans = spannable.getSpans(0, text.length(), SuggestionSpan.class); |
| 9963 | for (int i = 0; i < spans.length; i++) { |
| 9964 | spannable.removeSpan(spans[i]); |
| 9965 | } |
| 9966 | } |
| 9967 | return text; |
| 9968 | } |
| 9969 | |
| 9970 | void showSuggestions() { |
Gilles Debunne | 6934044 | 2011-03-31 13:37:51 -0700 | [diff] [blame] | 9971 | if (mSuggestionsPopupWindow == null) { |
| 9972 | mSuggestionsPopupWindow = new SuggestionsPopupWindow(); |
| 9973 | } |
| 9974 | hideControllers(); |
| 9975 | mSuggestionsPopupWindow.show(); |
| 9976 | } |
| 9977 | |
Gilles Debunne | 4a7199a | 2011-07-11 14:58:27 -0700 | [diff] [blame] | 9978 | boolean areSuggestionsShown() { |
| 9979 | return mSuggestionsPopupWindow != null && mSuggestionsPopupWindow.isShowing(); |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 9980 | } |
| 9981 | |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 9982 | /** |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 9983 | * Return whether or not suggestions are enabled on this TextView. The suggestions are generated |
| 9984 | * by the IME or by the spell checker as the user types. This is done by adding |
| 9985 | * {@link SuggestionSpan}s to the text. |
Gilles Debunne | f3a135b | 2011-05-23 16:28:47 -0700 | [diff] [blame] | 9986 | * |
| 9987 | * When suggestions are enabled (default), this list of suggestions will be displayed when the |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 9988 | * user asks for them on these parts of the text. This value depends on the inputType of this |
| 9989 | * TextView. |
Gilles Debunne | f3a135b | 2011-05-23 16:28:47 -0700 | [diff] [blame] | 9990 | * |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 9991 | * The class of the input type must be {@link InputType#TYPE_CLASS_TEXT}. |
| 9992 | * |
| 9993 | * In addition, the type variation must be one of |
Gilles Debunne | 248b112 | 2011-08-12 13:24:16 -0700 | [diff] [blame] | 9994 | * {@link InputType#TYPE_TEXT_VARIATION_NORMAL}, |
| 9995 | * {@link InputType#TYPE_TEXT_VARIATION_EMAIL_SUBJECT}, |
| 9996 | * {@link InputType#TYPE_TEXT_VARIATION_LONG_MESSAGE}, |
| 9997 | * {@link InputType#TYPE_TEXT_VARIATION_SHORT_MESSAGE} or |
| 9998 | * {@link InputType#TYPE_TEXT_VARIATION_WEB_EDIT_TEXT}. |
| 9999 | * |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 10000 | * And finally, the {@link InputType#TYPE_TEXT_FLAG_NO_SUGGESTIONS} flag must <i>not</i> be set. |
Gilles Debunne | f3a135b | 2011-05-23 16:28:47 -0700 | [diff] [blame] | 10001 | * |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 10002 | * @return true if the suggestions popup window is enabled, based on the inputType. |
Gilles Debunne | f3a135b | 2011-05-23 16:28:47 -0700 | [diff] [blame] | 10003 | */ |
| 10004 | public boolean isSuggestionsEnabled() { |
Gilles Debunne | 248b112 | 2011-08-12 13:24:16 -0700 | [diff] [blame] | 10005 | if ((mInputType & InputType.TYPE_MASK_CLASS) != InputType.TYPE_CLASS_TEXT) return false; |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 10006 | if ((mInputType & InputType.TYPE_TEXT_FLAG_NO_SUGGESTIONS) > 0) return false; |
| 10007 | |
Luca Zanolin | 15b8016 | 2011-08-17 18:47:27 +0100 | [diff] [blame] | 10008 | final int variation = mInputType & EditorInfo.TYPE_MASK_VARIATION; |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 10009 | return (variation == EditorInfo.TYPE_TEXT_VARIATION_NORMAL || |
Gilles Debunne | 248b112 | 2011-08-12 13:24:16 -0700 | [diff] [blame] | 10010 | variation == EditorInfo.TYPE_TEXT_VARIATION_EMAIL_SUBJECT || |
| 10011 | variation == EditorInfo.TYPE_TEXT_VARIATION_LONG_MESSAGE || |
| 10012 | variation == EditorInfo.TYPE_TEXT_VARIATION_SHORT_MESSAGE || |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 10013 | variation == EditorInfo.TYPE_TEXT_VARIATION_WEB_EDIT_TEXT); |
Gilles Debunne | f3a135b | 2011-05-23 16:28:47 -0700 | [diff] [blame] | 10014 | } |
| 10015 | |
| 10016 | /** |
Gilles Debunne | f4dceb1 | 2010-12-01 15:54:20 -0800 | [diff] [blame] | 10017 | * If provided, this ActionMode.Callback will be used to create the ActionMode when text |
| 10018 | * selection is initiated in this View. |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 10019 | * |
Gilles Debunne | f4dceb1 | 2010-12-01 15:54:20 -0800 | [diff] [blame] | 10020 | * The standard implementation populates the menu with a subset of Select All, Cut, Copy and |
| 10021 | * Paste actions, depending on what this View supports. |
| 10022 | * |
| 10023 | * A custom implementation can add new entries in the default menu in its |
Gilles Debunne | 3784a7f | 2011-07-15 13:49:38 -0700 | [diff] [blame] | 10024 | * {@link android.view.ActionMode.Callback#onPrepareActionMode(ActionMode, Menu)} method. The |
| 10025 | * default actions can also be removed from the menu using {@link Menu#removeItem(int)} and |
| 10026 | * passing {@link android.R.id#selectAll}, {@link android.R.id#cut}, {@link android.R.id#copy} |
| 10027 | * or {@link android.R.id#paste} ids as parameters. |
Gilles Debunne | f4dceb1 | 2010-12-01 15:54:20 -0800 | [diff] [blame] | 10028 | * |
Gilles Debunne | 3784a7f | 2011-07-15 13:49:38 -0700 | [diff] [blame] | 10029 | * Returning false from |
| 10030 | * {@link android.view.ActionMode.Callback#onCreateActionMode(ActionMode, Menu)} will prevent |
| 10031 | * the action mode from being started. |
Gilles Debunne | ddd6f39 | 2011-01-27 09:48:01 -0800 | [diff] [blame] | 10032 | * |
Gilles Debunne | f4dceb1 | 2010-12-01 15:54:20 -0800 | [diff] [blame] | 10033 | * Action click events should be handled by the custom implementation of |
Gilles Debunne | 3784a7f | 2011-07-15 13:49:38 -0700 | [diff] [blame] | 10034 | * {@link android.view.ActionMode.Callback#onActionItemClicked(ActionMode, MenuItem)}. |
Gilles Debunne | f4dceb1 | 2010-12-01 15:54:20 -0800 | [diff] [blame] | 10035 | * |
| 10036 | * Note that text selection mode is not started when a TextView receives focus and the |
| 10037 | * {@link android.R.attr#selectAllOnFocus} flag has been set. The content is highlighted in |
| 10038 | * that case, to allow for quick replacement. |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 10039 | */ |
Gilles Debunne | f4dceb1 | 2010-12-01 15:54:20 -0800 | [diff] [blame] | 10040 | public void setCustomSelectionActionModeCallback(ActionMode.Callback actionModeCallback) { |
| 10041 | mCustomSelectionActionModeCallback = actionModeCallback; |
| 10042 | } |
| 10043 | |
| 10044 | /** |
| 10045 | * Retrieves the value set in {@link #setCustomSelectionActionModeCallback}. Default is null. |
| 10046 | * |
| 10047 | * @return The current custom selection callback. |
| 10048 | */ |
| 10049 | public ActionMode.Callback getCustomSelectionActionModeCallback() { |
| 10050 | return mCustomSelectionActionModeCallback; |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 10051 | } |
| 10052 | |
| 10053 | /** |
| 10054 | * |
| 10055 | * @return true if the selection mode was actually started. |
| 10056 | */ |
| 10057 | private boolean startSelectionActionMode() { |
| 10058 | if (mSelectionActionMode != null) { |
| 10059 | // Selection action mode is already started |
| 10060 | return false; |
| 10061 | } |
| 10062 | |
Gilles Debunne | cbcb345 | 2010-12-17 15:31:02 -0800 | [diff] [blame] | 10063 | if (!canSelectText() || !requestFocus()) { |
| 10064 | Log.w(LOG_TAG, "TextView does not support text selection. Action mode cancelled."); |
| 10065 | return false; |
| 10066 | } |
| 10067 | |
Gilles Debunne | ed67418 | 2011-06-02 19:52:22 -0700 | [diff] [blame] | 10068 | if (!hasSelection()) { |
| 10069 | // There may already be a selection on device rotation |
| 10070 | boolean currentWordSelected = selectCurrentWord(); |
| 10071 | if (!currentWordSelected) { |
| 10072 | // No word found under cursor or text selection not permitted. |
| 10073 | return false; |
| 10074 | } |
Gilles Debunne | c01f3fe | 2010-12-22 17:07:36 -0800 | [diff] [blame] | 10075 | } |
| 10076 | |
Gilles Debunne | 98fb9ed | 2011-09-07 17:15:41 -0700 | [diff] [blame] | 10077 | final InputMethodManager imm = InputMethodManager.peekInstance(); |
| 10078 | boolean extractedTextModeWillBeStartedFullScreen = !(this instanceof ExtractEditText) && |
| 10079 | imm != null && imm.isFullscreenMode(); |
Gilles Debunne | 17d31de | 2011-01-27 11:02:18 -0800 | [diff] [blame] | 10080 | |
Gilles Debunne | 98fb9ed | 2011-09-07 17:15:41 -0700 | [diff] [blame] | 10081 | // Do not start the action mode when extracted text will show up full screen, thus |
| 10082 | // immediately hiding the newly created action bar, which would be visually distracting. |
| 10083 | if (!extractedTextModeWillBeStartedFullScreen) { |
| 10084 | ActionMode.Callback actionModeCallback = new SelectionActionModeCallback(); |
| 10085 | mSelectionActionMode = startActionMode(actionModeCallback); |
| 10086 | } |
| 10087 | final boolean selectionStarted = mSelectionActionMode != null || |
| 10088 | extractedTextModeWillBeStartedFullScreen; |
| 10089 | |
| 10090 | if (selectionStarted && !mTextIsSelectable && imm != null) { |
Gilles Debunne | 17d31de | 2011-01-27 11:02:18 -0800 | [diff] [blame] | 10091 | // Show the IME to be able to replace text, except when selecting non editable text. |
Gilles Debunne | 98fb9ed | 2011-09-07 17:15:41 -0700 | [diff] [blame] | 10092 | imm.showSoftInput(this, 0, null); |
Gilles Debunne | 17d31de | 2011-01-27 11:02:18 -0800 | [diff] [blame] | 10093 | } |
| 10094 | |
| 10095 | return selectionStarted; |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 10096 | } |
| 10097 | |
Gilles Debunne | ed279f8 | 2010-08-18 21:24:35 -0700 | [diff] [blame] | 10098 | private void stopSelectionActionMode() { |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 10099 | if (mSelectionActionMode != null) { |
Gilles Debunne | d94f8c5 | 2011-01-10 11:29:15 -0800 | [diff] [blame] | 10100 | // This will hide the mSelectionModifierCursorController |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 10101 | mSelectionActionMode.finish(); |
| 10102 | } |
| 10103 | } |
| 10104 | |
Gilles Debunne | 7b9652b | 2010-10-26 16:27:12 -0700 | [diff] [blame] | 10105 | /** |
| 10106 | * Paste clipboard content between min and max positions. |
Gilles Debunne | 7b9652b | 2010-10-26 16:27:12 -0700 | [diff] [blame] | 10107 | */ |
Gilles Debunne | 0a2aa40 | 2010-11-24 17:57:46 -0800 | [diff] [blame] | 10108 | private void paste(int min, int max) { |
| 10109 | ClipboardManager clipboard = |
| 10110 | (ClipboardManager) getContext().getSystemService(Context.CLIPBOARD_SERVICE); |
Gilles Debunne | 7b9652b | 2010-10-26 16:27:12 -0700 | [diff] [blame] | 10111 | ClipData clip = clipboard.getPrimaryClip(); |
| 10112 | if (clip != null) { |
Gilles Debunne | 75beb33 | 2011-04-29 11:40:22 -0700 | [diff] [blame] | 10113 | boolean didFirst = false; |
Gilles Debunne | 7b9652b | 2010-10-26 16:27:12 -0700 | [diff] [blame] | 10114 | for (int i=0; i<clip.getItemCount(); i++) { |
Dianne Hackborn | 327fbd2 | 2011-01-17 14:38:50 -0800 | [diff] [blame] | 10115 | CharSequence paste = clip.getItemAt(i).coerceToText(getContext()); |
Gilles Debunne | 7b9652b | 2010-10-26 16:27:12 -0700 | [diff] [blame] | 10116 | if (paste != null) { |
Gilles Debunne | 75beb33 | 2011-04-29 11:40:22 -0700 | [diff] [blame] | 10117 | if (!didFirst) { |
Gilles Debunne | 7b9652b | 2010-10-26 16:27:12 -0700 | [diff] [blame] | 10118 | long minMax = prepareSpacesAroundPaste(min, max, paste); |
| 10119 | min = extractRangeStartFromLong(minMax); |
| 10120 | max = extractRangeEndFromLong(minMax); |
| 10121 | Selection.setSelection((Spannable) mText, max); |
| 10122 | ((Editable) mText).replace(min, max, paste); |
Gilles Debunne | 75beb33 | 2011-04-29 11:40:22 -0700 | [diff] [blame] | 10123 | didFirst = true; |
Gilles Debunne | 7b9652b | 2010-10-26 16:27:12 -0700 | [diff] [blame] | 10124 | } else { |
| 10125 | ((Editable) mText).insert(getSelectionEnd(), "\n"); |
| 10126 | ((Editable) mText).insert(getSelectionEnd(), paste); |
| 10127 | } |
| 10128 | } |
| 10129 | } |
| 10130 | stopSelectionActionMode(); |
Gilles Debunne | 0a2aa40 | 2010-11-24 17:57:46 -0800 | [diff] [blame] | 10131 | sLastCutOrCopyTime = 0; |
Gilles Debunne | 7b9652b | 2010-10-26 16:27:12 -0700 | [diff] [blame] | 10132 | } |
| 10133 | } |
| 10134 | |
Gilles Debunne | 0a2aa40 | 2010-11-24 17:57:46 -0800 | [diff] [blame] | 10135 | private void setPrimaryClip(ClipData clip) { |
| 10136 | ClipboardManager clipboard = (ClipboardManager) getContext(). |
| 10137 | getSystemService(Context.CLIPBOARD_SERVICE); |
| 10138 | clipboard.setPrimaryClip(clip); |
| 10139 | sLastCutOrCopyTime = SystemClock.uptimeMillis(); |
| 10140 | } |
| 10141 | |
Gilles Debunne | f4dceb1 | 2010-12-01 15:54:20 -0800 | [diff] [blame] | 10142 | /** |
| 10143 | * An ActionMode Callback class that is used to provide actions while in text selection mode. |
| 10144 | * |
| 10145 | * The default callback provides a subset of Select All, Cut, Copy and Paste actions, depending |
| 10146 | * on which of these this TextView supports. |
| 10147 | */ |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 10148 | private class SelectionActionModeCallback implements ActionMode.Callback { |
| 10149 | |
| 10150 | @Override |
| 10151 | public boolean onCreateActionMode(ActionMode mode, Menu menu) { |
Gilles Debunne | 78996c9 | 2010-10-12 16:01:47 -0700 | [diff] [blame] | 10152 | TypedArray styledAttributes = mContext.obtainStyledAttributes(R.styleable.Theme); |
| 10153 | |
Gilles Debunne | 5e9af2d | 2011-05-27 17:28:11 -0700 | [diff] [blame] | 10154 | boolean allowText = getContext().getResources().getBoolean( |
Adam Powell | 35aecd5 | 2011-07-01 13:43:49 -0700 | [diff] [blame] | 10155 | com.android.internal.R.bool.config_allowActionMenuItemTextWithIcon); |
Gilles Debunne | 5e9af2d | 2011-05-27 17:28:11 -0700 | [diff] [blame] | 10156 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10157 | mode.setTitle(allowText ? |
Gilles Debunne | 5e9af2d | 2011-05-27 17:28:11 -0700 | [diff] [blame] | 10158 | mContext.getString(com.android.internal.R.string.textSelectionCABTitle) : null); |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 10159 | mode.setSubtitle(null); |
| 10160 | |
Gilles Debunne | 5e9af2d | 2011-05-27 17:28:11 -0700 | [diff] [blame] | 10161 | int selectAllIconId = 0; // No icon by default |
| 10162 | if (!allowText) { |
| 10163 | // Provide an icon, text will not be displayed on smaller screens. |
| 10164 | selectAllIconId = styledAttributes.getResourceId( |
| 10165 | R.styleable.Theme_actionModeSelectAllDrawable, 0); |
| 10166 | } |
| 10167 | |
Gilles Debunne | cbcb345 | 2010-12-17 15:31:02 -0800 | [diff] [blame] | 10168 | menu.add(0, ID_SELECT_ALL, 0, com.android.internal.R.string.selectAll). |
Gilles Debunne | 5e9af2d | 2011-05-27 17:28:11 -0700 | [diff] [blame] | 10169 | setIcon(selectAllIconId). |
Adam Powell | d8404b2 | 2010-10-13 14:26:41 -0700 | [diff] [blame] | 10170 | setAlphabeticShortcut('a'). |
| 10171 | setShowAsAction( |
| 10172 | MenuItem.SHOW_AS_ACTION_ALWAYS | MenuItem.SHOW_AS_ACTION_WITH_TEXT); |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 10173 | |
| 10174 | if (canCut()) { |
| 10175 | menu.add(0, ID_CUT, 0, com.android.internal.R.string.cut). |
Gilles Debunne | f4dceb1 | 2010-12-01 15:54:20 -0800 | [diff] [blame] | 10176 | setIcon(styledAttributes.getResourceId( |
| 10177 | R.styleable.Theme_actionModeCutDrawable, 0)). |
Adam Powell | d8404b2 | 2010-10-13 14:26:41 -0700 | [diff] [blame] | 10178 | setAlphabeticShortcut('x'). |
| 10179 | setShowAsAction( |
| 10180 | MenuItem.SHOW_AS_ACTION_ALWAYS | MenuItem.SHOW_AS_ACTION_WITH_TEXT); |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 10181 | } |
| 10182 | |
| 10183 | if (canCopy()) { |
| 10184 | menu.add(0, ID_COPY, 0, com.android.internal.R.string.copy). |
Gilles Debunne | f4dceb1 | 2010-12-01 15:54:20 -0800 | [diff] [blame] | 10185 | setIcon(styledAttributes.getResourceId( |
| 10186 | R.styleable.Theme_actionModeCopyDrawable, 0)). |
Adam Powell | d8404b2 | 2010-10-13 14:26:41 -0700 | [diff] [blame] | 10187 | setAlphabeticShortcut('c'). |
| 10188 | setShowAsAction( |
| 10189 | MenuItem.SHOW_AS_ACTION_ALWAYS | MenuItem.SHOW_AS_ACTION_WITH_TEXT); |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 10190 | } |
| 10191 | |
| 10192 | if (canPaste()) { |
| 10193 | menu.add(0, ID_PASTE, 0, com.android.internal.R.string.paste). |
Gilles Debunne | f4dceb1 | 2010-12-01 15:54:20 -0800 | [diff] [blame] | 10194 | setIcon(styledAttributes.getResourceId( |
| 10195 | R.styleable.Theme_actionModePasteDrawable, 0)). |
Adam Powell | d8404b2 | 2010-10-13 14:26:41 -0700 | [diff] [blame] | 10196 | setAlphabeticShortcut('v'). |
| 10197 | setShowAsAction( |
| 10198 | MenuItem.SHOW_AS_ACTION_ALWAYS | MenuItem.SHOW_AS_ACTION_WITH_TEXT); |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 10199 | } |
| 10200 | |
Gilles Debunne | 78996c9 | 2010-10-12 16:01:47 -0700 | [diff] [blame] | 10201 | styledAttributes.recycle(); |
| 10202 | |
Gilles Debunne | f4dceb1 | 2010-12-01 15:54:20 -0800 | [diff] [blame] | 10203 | if (mCustomSelectionActionModeCallback != null) { |
Gilles Debunne | ddd6f39 | 2011-01-27 09:48:01 -0800 | [diff] [blame] | 10204 | if (!mCustomSelectionActionModeCallback.onCreateActionMode(mode, menu)) { |
| 10205 | // The custom mode can choose to cancel the action mode |
| 10206 | return false; |
| 10207 | } |
Gilles Debunne | f4dceb1 | 2010-12-01 15:54:20 -0800 | [diff] [blame] | 10208 | } |
| 10209 | |
| 10210 | if (menu.hasVisibleItems() || mode.getCustomView() != null) { |
Gilles Debunne | e587d83 | 2010-11-23 20:20:11 -0800 | [diff] [blame] | 10211 | getSelectionController().show(); |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 10212 | return true; |
| 10213 | } else { |
| 10214 | return false; |
| 10215 | } |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 10216 | } |
| 10217 | |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 10218 | @Override |
| 10219 | public boolean onPrepareActionMode(ActionMode mode, Menu menu) { |
Gilles Debunne | f4dceb1 | 2010-12-01 15:54:20 -0800 | [diff] [blame] | 10220 | if (mCustomSelectionActionModeCallback != null) { |
| 10221 | return mCustomSelectionActionModeCallback.onPrepareActionMode(mode, menu); |
| 10222 | } |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 10223 | return true; |
| 10224 | } |
| 10225 | |
| 10226 | @Override |
| 10227 | public boolean onActionItemClicked(ActionMode mode, MenuItem item) { |
Gilles Debunne | f4dceb1 | 2010-12-01 15:54:20 -0800 | [diff] [blame] | 10228 | if (mCustomSelectionActionModeCallback != null && |
| 10229 | mCustomSelectionActionModeCallback.onActionItemClicked(mode, item)) { |
| 10230 | return true; |
| 10231 | } |
Jeff Brown | c1df907 | 2010-12-21 16:38:50 -0800 | [diff] [blame] | 10232 | return onTextContextMenuItem(item.getItemId()); |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 10233 | } |
| 10234 | |
| 10235 | @Override |
| 10236 | public void onDestroyActionMode(ActionMode mode) { |
Gilles Debunne | f4dceb1 | 2010-12-01 15:54:20 -0800 | [diff] [blame] | 10237 | if (mCustomSelectionActionModeCallback != null) { |
| 10238 | mCustomSelectionActionModeCallback.onDestroyActionMode(mode); |
| 10239 | } |
Gilles Debunne | d94f8c5 | 2011-01-10 11:29:15 -0800 | [diff] [blame] | 10240 | Selection.setSelection((Spannable) mText, getSelectionEnd()); |
| 10241 | |
| 10242 | if (mSelectionModifierCursorController != null) { |
| 10243 | mSelectionModifierCursorController.hide(); |
| 10244 | } |
| 10245 | |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 10246 | mSelectionActionMode = null; |
| 10247 | } |
| 10248 | } |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 10249 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10250 | private class ActionPopupWindow extends PinnedPopupWindow implements OnClickListener { |
| 10251 | private static final int POPUP_TEXT_LAYOUT = |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10252 | com.android.internal.R.layout.text_edit_action_popup_text; |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10253 | private TextView mPasteTextView; |
| 10254 | private TextView mReplaceTextView; |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10255 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10256 | @Override |
| 10257 | protected void createPopupWindow() { |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10258 | mPopupWindow = new PopupWindow(TextView.this.mContext, null, |
Gilles Debunne | 7b9652b | 2010-10-26 16:27:12 -0700 | [diff] [blame] | 10259 | com.android.internal.R.attr.textSelectHandleWindowStyle); |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10260 | mPopupWindow.setClippingEnabled(true); |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10261 | } |
Gilles Debunne | 7b9652b | 2010-10-26 16:27:12 -0700 | [diff] [blame] | 10262 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10263 | @Override |
| 10264 | protected void initContentView() { |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 10265 | LinearLayout linearLayout = new LinearLayout(TextView.this.getContext()); |
| 10266 | linearLayout.setOrientation(LinearLayout.HORIZONTAL); |
| 10267 | mContentView = linearLayout; |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10268 | mContentView.setBackgroundResource( |
Gilles Debunne | 0eea668 | 2011-08-29 13:30:31 -0700 | [diff] [blame] | 10269 | com.android.internal.R.drawable.text_edit_paste_window); |
Gilles Debunne | e60e1e5 | 2011-01-20 12:19:44 -0800 | [diff] [blame] | 10270 | |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10271 | LayoutInflater inflater = (LayoutInflater)TextView.this.mContext. |
Gilles Debunne | 7b9652b | 2010-10-26 16:27:12 -0700 | [diff] [blame] | 10272 | getSystemService(Context.LAYOUT_INFLATER_SERVICE); |
Gilles Debunne | 7b9652b | 2010-10-26 16:27:12 -0700 | [diff] [blame] | 10273 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10274 | LayoutParams wrapContent = new LayoutParams( |
| 10275 | ViewGroup.LayoutParams.WRAP_CONTENT, ViewGroup.LayoutParams.WRAP_CONTENT); |
| 10276 | |
| 10277 | mPasteTextView = (TextView) inflater.inflate(POPUP_TEXT_LAYOUT, null); |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10278 | mPasteTextView.setLayoutParams(wrapContent); |
| 10279 | mContentView.addView(mPasteTextView); |
| 10280 | mPasteTextView.setText(com.android.internal.R.string.paste); |
| 10281 | mPasteTextView.setOnClickListener(this); |
Gilles Debunne | 7b9652b | 2010-10-26 16:27:12 -0700 | [diff] [blame] | 10282 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10283 | mReplaceTextView = (TextView) inflater.inflate(POPUP_TEXT_LAYOUT, null); |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10284 | mReplaceTextView.setLayoutParams(wrapContent); |
| 10285 | mContentView.addView(mReplaceTextView); |
| 10286 | mReplaceTextView.setText(com.android.internal.R.string.replace); |
| 10287 | mReplaceTextView.setOnClickListener(this); |
Gilles Debunne | 7b9652b | 2010-10-26 16:27:12 -0700 | [diff] [blame] | 10288 | } |
| 10289 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10290 | @Override |
Gilles Debunne | 7b9652b | 2010-10-26 16:27:12 -0700 | [diff] [blame] | 10291 | public void show() { |
Gilles Debunne | 248b112 | 2011-08-12 13:24:16 -0700 | [diff] [blame] | 10292 | boolean canPaste = canPaste(); |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 10293 | boolean canSuggest = isSuggestionsEnabled() && isCursorInsideSuggestionSpan(); |
Gilles Debunne | 248b112 | 2011-08-12 13:24:16 -0700 | [diff] [blame] | 10294 | mPasteTextView.setVisibility(canPaste ? View.VISIBLE : View.GONE); |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 10295 | mReplaceTextView.setVisibility(canSuggest ? View.VISIBLE : View.GONE); |
Gilles Debunne | 072b50c | 2011-08-02 20:22:43 -0700 | [diff] [blame] | 10296 | |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 10297 | if (!canPaste && !canSuggest) return; |
Gilles Debunne | 072b50c | 2011-08-02 20:22:43 -0700 | [diff] [blame] | 10298 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10299 | super.show(); |
Gilles Debunne | 7b9652b | 2010-10-26 16:27:12 -0700 | [diff] [blame] | 10300 | } |
| 10301 | |
| 10302 | @Override |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10303 | public void onClick(View view) { |
| 10304 | if (view == mPasteTextView && canPaste()) { |
Gilles Debunne | 459ac63 | 2011-07-12 16:36:33 -0700 | [diff] [blame] | 10305 | onTextContextMenuItem(ID_PASTE); |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10306 | hide(); |
| 10307 | } else if (view == mReplaceTextView) { |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 10308 | final int middle = (getSelectionStart() + getSelectionEnd()) / 2; |
| 10309 | stopSelectionActionMode(); |
| 10310 | Selection.setSelection((Spannable) mText, middle); |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10311 | showSuggestions(); |
Gilles Debunne | e1c14e6 | 2010-11-03 19:24:29 -0700 | [diff] [blame] | 10312 | } |
Gilles Debunne | 7b9652b | 2010-10-26 16:27:12 -0700 | [diff] [blame] | 10313 | } |
| 10314 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10315 | @Override |
| 10316 | protected int getTextOffset() { |
| 10317 | return (getSelectionStart() + getSelectionEnd()) / 2; |
| 10318 | } |
Gilles Debunne | 7b9652b | 2010-10-26 16:27:12 -0700 | [diff] [blame] | 10319 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10320 | @Override |
| 10321 | protected int getVerticalLocalPosition(int line) { |
| 10322 | return mLayout.getLineTop(line) - mContentView.getMeasuredHeight(); |
| 10323 | } |
Gilles Debunne | 7b9652b | 2010-10-26 16:27:12 -0700 | [diff] [blame] | 10324 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10325 | @Override |
| 10326 | protected int clipVertically(int positionY) { |
| 10327 | if (positionY < 0) { |
| 10328 | final int offset = getTextOffset(); |
| 10329 | final int line = mLayout.getLineForOffset(offset); |
| 10330 | positionY += mLayout.getLineBottom(line) - mLayout.getLineTop(line); |
| 10331 | positionY += mContentView.getMeasuredHeight(); |
Gilles Debunne | e60e1e5 | 2011-01-20 12:19:44 -0800 | [diff] [blame] | 10332 | |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10333 | // Assumes insertion and selection handles share the same height |
Gilles Debunne | e60e1e5 | 2011-01-20 12:19:44 -0800 | [diff] [blame] | 10334 | final Drawable handle = mContext.getResources().getDrawable(mTextSelectHandleRes); |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10335 | positionY += handle.getIntrinsicHeight(); |
Gilles Debunne | e60e1e5 | 2011-01-20 12:19:44 -0800 | [diff] [blame] | 10336 | } |
| 10337 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10338 | return positionY; |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10339 | } |
Gilles Debunne | 7b9652b | 2010-10-26 16:27:12 -0700 | [diff] [blame] | 10340 | } |
| 10341 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10342 | private abstract class HandleView extends View implements TextViewPositionListener { |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10343 | protected Drawable mDrawable; |
Fabrice Di Meglio | 34d2eba | 2011-08-31 19:46:15 -0700 | [diff] [blame] | 10344 | protected Drawable mDrawableLtr; |
| 10345 | protected Drawable mDrawableRtl; |
Gilles Debunne | cfc22c5 | 2011-03-07 15:50:47 -0800 | [diff] [blame] | 10346 | private final PopupWindow mContainer; |
| 10347 | // Position with respect to the parent TextView |
| 10348 | private int mPositionX, mPositionY; |
Adam Powell | 879fb6b | 2010-09-20 11:23:56 -0700 | [diff] [blame] | 10349 | private boolean mIsDragging; |
Gilles Debunne | cfc22c5 | 2011-03-07 15:50:47 -0800 | [diff] [blame] | 10350 | // Offset from touch position to mPosition |
| 10351 | private float mTouchToWindowOffsetX, mTouchToWindowOffsetY; |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10352 | protected int mHotspotX; |
Gilles Debunne | ddf00b8 | 2011-02-23 17:25:13 -0800 | [diff] [blame] | 10353 | // Offsets the hotspot point up, so that cursor is not hidden by the finger when moving up |
Adam Powell | fbb3b47 | 2010-10-06 21:04:35 -0700 | [diff] [blame] | 10354 | private float mTouchOffsetY; |
Gilles Debunne | ddf00b8 | 2011-02-23 17:25:13 -0800 | [diff] [blame] | 10355 | // Where the touch position should be on the handle to ensure a maximum cursor visibility |
| 10356 | private float mIdealVerticalOffset; |
Gilles Debunne | 2037b82 | 2011-04-22 13:07:33 -0700 | [diff] [blame] | 10357 | // Parent's (TextView) previous position in window |
Gilles Debunne | cfc22c5 | 2011-03-07 15:50:47 -0800 | [diff] [blame] | 10358 | private int mLastParentX, mLastParentY; |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10359 | // Transient action popup window for Paste and Replace actions |
| 10360 | protected ActionPopupWindow mActionPopupWindow; |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10361 | // Previous text character offset |
| 10362 | private int mPreviousOffset = -1; |
| 10363 | // Previous text character offset |
| 10364 | private boolean mPositionHasChanged = true; |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10365 | // Used to delay the appearance of the action popup window |
| 10366 | private Runnable mActionPopupShower; |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10367 | |
Fabrice Di Meglio | 34d2eba | 2011-08-31 19:46:15 -0700 | [diff] [blame] | 10368 | public HandleView(Drawable drawableLtr, Drawable drawableRtl) { |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10369 | super(TextView.this.mContext); |
| 10370 | mContainer = new PopupWindow(TextView.this.mContext, null, |
| 10371 | com.android.internal.R.attr.textSelectHandleWindowStyle); |
| 10372 | mContainer.setSplitTouchEnabled(true); |
| 10373 | mContainer.setClippingEnabled(false); |
| 10374 | mContainer.setWindowLayoutType(WindowManager.LayoutParams.TYPE_APPLICATION_SUB_PANEL); |
| 10375 | mContainer.setContentView(this); |
| 10376 | |
Fabrice Di Meglio | 34d2eba | 2011-08-31 19:46:15 -0700 | [diff] [blame] | 10377 | mDrawableLtr = drawableLtr; |
| 10378 | mDrawableRtl = drawableRtl; |
| 10379 | |
| 10380 | updateDrawable(); |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10381 | |
| 10382 | final int handleHeight = mDrawable.getIntrinsicHeight(); |
| 10383 | mTouchOffsetY = -0.3f * handleHeight; |
| 10384 | mIdealVerticalOffset = 0.7f * handleHeight; |
| 10385 | } |
| 10386 | |
Fabrice Di Meglio | 34d2eba | 2011-08-31 19:46:15 -0700 | [diff] [blame] | 10387 | protected void updateDrawable() { |
| 10388 | final int offset = getCurrentCursorOffset(); |
| 10389 | final boolean isRtlCharAtOffset = mLayout.isRtlCharAt(offset); |
| 10390 | mDrawable = isRtlCharAtOffset ? mDrawableRtl : mDrawableLtr; |
| 10391 | mHotspotX = getHotspotX(mDrawable, isRtlCharAtOffset); |
| 10392 | } |
| 10393 | |
| 10394 | protected abstract int getHotspotX(Drawable drawable, boolean isRtlRun); |
Gilles Debunne | b0d6ba1 | 2010-08-17 20:01:42 -0700 | [diff] [blame] | 10395 | |
Gilles Debunne | aa8d73b | 2011-01-17 09:16:40 -0800 | [diff] [blame] | 10396 | // Touch-up filter: number of previous positions remembered |
| 10397 | private static final int HISTORY_SIZE = 5; |
Gilles Debunne | bc7a4c8 | 2011-02-09 10:45:51 -0800 | [diff] [blame] | 10398 | private static final int TOUCH_UP_FILTER_DELAY_AFTER = 150; |
| 10399 | private static final int TOUCH_UP_FILTER_DELAY_BEFORE = 350; |
Gilles Debunne | aa8d73b | 2011-01-17 09:16:40 -0800 | [diff] [blame] | 10400 | private final long[] mPreviousOffsetsTimes = new long[HISTORY_SIZE]; |
| 10401 | private final int[] mPreviousOffsets = new int[HISTORY_SIZE]; |
| 10402 | private int mPreviousOffsetIndex = 0; |
| 10403 | private int mNumberPreviousOffsets = 0; |
| 10404 | |
Gilles Debunne | cfc22c5 | 2011-03-07 15:50:47 -0800 | [diff] [blame] | 10405 | private void startTouchUpFilter(int offset) { |
Gilles Debunne | aa8d73b | 2011-01-17 09:16:40 -0800 | [diff] [blame] | 10406 | mNumberPreviousOffsets = 0; |
| 10407 | addPositionToTouchUpFilter(offset); |
| 10408 | } |
| 10409 | |
Gilles Debunne | cfc22c5 | 2011-03-07 15:50:47 -0800 | [diff] [blame] | 10410 | private void addPositionToTouchUpFilter(int offset) { |
Gilles Debunne | aa8d73b | 2011-01-17 09:16:40 -0800 | [diff] [blame] | 10411 | mPreviousOffsetIndex = (mPreviousOffsetIndex + 1) % HISTORY_SIZE; |
| 10412 | mPreviousOffsets[mPreviousOffsetIndex] = offset; |
| 10413 | mPreviousOffsetsTimes[mPreviousOffsetIndex] = SystemClock.uptimeMillis(); |
| 10414 | mNumberPreviousOffsets++; |
| 10415 | } |
| 10416 | |
Gilles Debunne | cfc22c5 | 2011-03-07 15:50:47 -0800 | [diff] [blame] | 10417 | private void filterOnTouchUp() { |
Gilles Debunne | aa8d73b | 2011-01-17 09:16:40 -0800 | [diff] [blame] | 10418 | final long now = SystemClock.uptimeMillis(); |
| 10419 | int i = 0; |
Gilles Debunne | bc7a4c8 | 2011-02-09 10:45:51 -0800 | [diff] [blame] | 10420 | int index = mPreviousOffsetIndex; |
Gilles Debunne | aa8d73b | 2011-01-17 09:16:40 -0800 | [diff] [blame] | 10421 | final int iMax = Math.min(mNumberPreviousOffsets, HISTORY_SIZE); |
Gilles Debunne | bc7a4c8 | 2011-02-09 10:45:51 -0800 | [diff] [blame] | 10422 | while (i < iMax && (now - mPreviousOffsetsTimes[index]) < TOUCH_UP_FILTER_DELAY_AFTER) { |
Gilles Debunne | aa8d73b | 2011-01-17 09:16:40 -0800 | [diff] [blame] | 10423 | i++; |
Gilles Debunne | bc7a4c8 | 2011-02-09 10:45:51 -0800 | [diff] [blame] | 10424 | index = (mPreviousOffsetIndex - i + HISTORY_SIZE) % HISTORY_SIZE; |
Gilles Debunne | aa8d73b | 2011-01-17 09:16:40 -0800 | [diff] [blame] | 10425 | } |
| 10426 | |
Gilles Debunne | bc7a4c8 | 2011-02-09 10:45:51 -0800 | [diff] [blame] | 10427 | if (i > 0 && i < iMax && |
| 10428 | (now - mPreviousOffsetsTimes[index]) > TOUCH_UP_FILTER_DELAY_BEFORE) { |
Gilles Debunne | f682a77 | 2011-08-31 15:49:10 -0700 | [diff] [blame] | 10429 | positionAtCursorOffset(mPreviousOffsets[index], false); |
Gilles Debunne | bc7a4c8 | 2011-02-09 10:45:51 -0800 | [diff] [blame] | 10430 | } |
Gilles Debunne | aa8d73b | 2011-01-17 09:16:40 -0800 | [diff] [blame] | 10431 | } |
| 10432 | |
Gilles Debunne | 040023a | 2011-08-02 18:23:31 -0700 | [diff] [blame] | 10433 | public boolean offsetHasBeenChanged() { |
| 10434 | return mNumberPreviousOffsets > 1; |
| 10435 | } |
| 10436 | |
Adam Powell | 879fb6b | 2010-09-20 11:23:56 -0700 | [diff] [blame] | 10437 | @Override |
Gilles Debunne | 7b9652b | 2010-10-26 16:27:12 -0700 | [diff] [blame] | 10438 | protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { |
Gilles Debunne | cfc22c5 | 2011-03-07 15:50:47 -0800 | [diff] [blame] | 10439 | setMeasuredDimension(mDrawable.getIntrinsicWidth(), mDrawable.getIntrinsicHeight()); |
Adam Powell | 879fb6b | 2010-09-20 11:23:56 -0700 | [diff] [blame] | 10440 | } |
| 10441 | |
| 10442 | public void show() { |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10443 | if (isShowing()) return; |
Gilles Debunne | cfc22c5 | 2011-03-07 15:50:47 -0800 | [diff] [blame] | 10444 | |
Gilles Debunne | f682a77 | 2011-08-31 15:49:10 -0700 | [diff] [blame] | 10445 | getPositionListener().addSubscriber(this, true /* local position may change */); |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10446 | |
| 10447 | // Make sure the offset is always considered new, even when focusing at same position |
| 10448 | mPreviousOffset = -1; |
Gilles Debunne | f682a77 | 2011-08-31 15:49:10 -0700 | [diff] [blame] | 10449 | positionAtCursorOffset(getCurrentCursorOffset(), false); |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10450 | |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10451 | hideActionPopupWindow(); |
Gilles Debunne | cfc22c5 | 2011-03-07 15:50:47 -0800 | [diff] [blame] | 10452 | } |
| 10453 | |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10454 | protected void dismiss() { |
Gilles Debunne | cfc22c5 | 2011-03-07 15:50:47 -0800 | [diff] [blame] | 10455 | mIsDragging = false; |
| 10456 | mContainer.dismiss(); |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10457 | onDetached(); |
Adam Powell | 879fb6b | 2010-09-20 11:23:56 -0700 | [diff] [blame] | 10458 | } |
| 10459 | |
| 10460 | public void hide() { |
Gilles Debunne | cfc22c5 | 2011-03-07 15:50:47 -0800 | [diff] [blame] | 10461 | dismiss(); |
| 10462 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10463 | TextView.this.getPositionListener().removeSubscriber(this); |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10464 | } |
| 10465 | |
Gilles Debunne | cb2516b | 2011-08-05 17:02:54 -0700 | [diff] [blame] | 10466 | void showActionPopupWindow(int delay) { |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10467 | if (mActionPopupWindow == null) { |
| 10468 | mActionPopupWindow = new ActionPopupWindow(); |
| 10469 | } |
| 10470 | if (mActionPopupShower == null) { |
| 10471 | mActionPopupShower = new Runnable() { |
| 10472 | public void run() { |
| 10473 | mActionPopupWindow.show(); |
| 10474 | } |
| 10475 | }; |
| 10476 | } else { |
| 10477 | TextView.this.removeCallbacks(mActionPopupShower); |
| 10478 | } |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10479 | TextView.this.postDelayed(mActionPopupShower, delay); |
| 10480 | } |
| 10481 | |
| 10482 | protected void hideActionPopupWindow() { |
| 10483 | if (mActionPopupShower != null) { |
| 10484 | TextView.this.removeCallbacks(mActionPopupShower); |
| 10485 | } |
| 10486 | if (mActionPopupWindow != null) { |
| 10487 | mActionPopupWindow.hide(); |
| 10488 | } |
Adam Powell | 879fb6b | 2010-09-20 11:23:56 -0700 | [diff] [blame] | 10489 | } |
| 10490 | |
| 10491 | public boolean isShowing() { |
| 10492 | return mContainer.isShowing(); |
| 10493 | } |
| 10494 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10495 | private boolean isVisible() { |
Adam Powell | abcbb1a | 2010-10-04 21:12:19 -0700 | [diff] [blame] | 10496 | // Always show a dragging handle. |
| 10497 | if (mIsDragging) { |
| 10498 | return true; |
| 10499 | } |
| 10500 | |
Adam Powell | 965b969 | 2010-10-21 18:44:32 -0700 | [diff] [blame] | 10501 | if (isInBatchEditMode()) { |
| 10502 | return false; |
| 10503 | } |
| 10504 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10505 | return getPositionListener().isVisible(mPositionX + mHotspotX, mPositionY); |
Adam Powell | 879fb6b | 2010-09-20 11:23:56 -0700 | [diff] [blame] | 10506 | } |
| 10507 | |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10508 | public abstract int getCurrentCursorOffset(); |
| 10509 | |
Fabrice Di Meglio | 34d2eba | 2011-08-31 19:46:15 -0700 | [diff] [blame] | 10510 | protected void updateSelection(int offset) { |
| 10511 | updateDrawable(); |
| 10512 | } |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10513 | |
Gilles Debunne | 3bca69b | 2011-05-23 18:20:22 -0700 | [diff] [blame] | 10514 | public abstract void updatePosition(float x, float y); |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10515 | |
Gilles Debunne | f682a77 | 2011-08-31 15:49:10 -0700 | [diff] [blame] | 10516 | protected void positionAtCursorOffset(int offset, boolean parentScrolled) { |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10517 | // A HandleView relies on the layout, which may be nulled by external methods |
Gilles Debunne | d4bb0b0 | 2011-05-27 15:58:55 -0700 | [diff] [blame] | 10518 | if (mLayout == null) { |
| 10519 | // Will update controllers' state, hiding them and stopping selection mode if needed |
| 10520 | prepareCursorControllers(); |
| 10521 | return; |
| 10522 | } |
| 10523 | |
Gilles Debunne | f682a77 | 2011-08-31 15:49:10 -0700 | [diff] [blame] | 10524 | if (offset != mPreviousOffset || parentScrolled) { |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10525 | updateSelection(offset); |
| 10526 | addPositionToTouchUpFilter(offset); |
| 10527 | final int line = mLayout.getLineForOffset(offset); |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10528 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10529 | mPositionX = (int) (mLayout.getPrimaryHorizontal(offset) - 0.5f - mHotspotX); |
| 10530 | mPositionY = mLayout.getLineBottom(line); |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10531 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10532 | // Take TextView's padding into account. |
| 10533 | mPositionX += viewportToContentHorizontalOffset(); |
| 10534 | mPositionY += viewportToContentVerticalOffset(); |
| 10535 | |
| 10536 | mPreviousOffset = offset; |
| 10537 | mPositionHasChanged = true; |
| 10538 | } |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10539 | } |
| 10540 | |
Gilles Debunne | f682a77 | 2011-08-31 15:49:10 -0700 | [diff] [blame] | 10541 | public void updatePosition(int parentPositionX, int parentPositionY, |
| 10542 | boolean parentPositionChanged, boolean parentScrolled) { |
| 10543 | positionAtCursorOffset(getCurrentCursorOffset(), parentScrolled); |
| 10544 | if (parentPositionChanged || mPositionHasChanged) { |
Gilles Debunne | 2037b82 | 2011-04-22 13:07:33 -0700 | [diff] [blame] | 10545 | if (mIsDragging) { |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10546 | // Update touchToWindow offset in case of parent scrolling while dragging |
| 10547 | if (parentPositionX != mLastParentX || parentPositionY != mLastParentY) { |
| 10548 | mTouchToWindowOffsetX += parentPositionX - mLastParentX; |
| 10549 | mTouchToWindowOffsetY += parentPositionY - mLastParentY; |
| 10550 | mLastParentX = parentPositionX; |
| 10551 | mLastParentY = parentPositionY; |
Gilles Debunne | 2037b82 | 2011-04-22 13:07:33 -0700 | [diff] [blame] | 10552 | } |
Gilles Debunne | 2037b82 | 2011-04-22 13:07:33 -0700 | [diff] [blame] | 10553 | |
Gilles Debunne | 3784a7f | 2011-07-15 13:49:38 -0700 | [diff] [blame] | 10554 | onHandleMoved(); |
| 10555 | } |
Gilles Debunne | 2037b82 | 2011-04-22 13:07:33 -0700 | [diff] [blame] | 10556 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10557 | if (isVisible()) { |
| 10558 | final int positionX = parentPositionX + mPositionX; |
| 10559 | final int positionY = parentPositionY + mPositionY; |
| 10560 | if (isShowing()) { |
| 10561 | mContainer.update(positionX, positionY, -1, -1); |
| 10562 | } else { |
| 10563 | mContainer.showAtLocation(TextView.this, Gravity.NO_GRAVITY, |
| 10564 | positionX, positionY); |
Gilles Debunne | 7b9652b | 2010-10-26 16:27:12 -0700 | [diff] [blame] | 10565 | } |
Adam Powell | 879fb6b | 2010-09-20 11:23:56 -0700 | [diff] [blame] | 10566 | } else { |
Gilles Debunne | cfc22c5 | 2011-03-07 15:50:47 -0800 | [diff] [blame] | 10567 | if (isShowing()) { |
| 10568 | dismiss(); |
| 10569 | } |
Adam Powell | 879fb6b | 2010-09-20 11:23:56 -0700 | [diff] [blame] | 10570 | } |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10571 | |
| 10572 | mPositionHasChanged = false; |
Adam Powell | 879fb6b | 2010-09-20 11:23:56 -0700 | [diff] [blame] | 10573 | } |
| 10574 | } |
| 10575 | |
| 10576 | @Override |
Gilles Debunne | 7b9652b | 2010-10-26 16:27:12 -0700 | [diff] [blame] | 10577 | protected void onDraw(Canvas c) { |
Adam Powell | 879fb6b | 2010-09-20 11:23:56 -0700 | [diff] [blame] | 10578 | mDrawable.setBounds(0, 0, mRight - mLeft, mBottom - mTop); |
Gilles Debunne | aa8d73b | 2011-01-17 09:16:40 -0800 | [diff] [blame] | 10579 | mDrawable.draw(c); |
Adam Powell | 879fb6b | 2010-09-20 11:23:56 -0700 | [diff] [blame] | 10580 | } |
| 10581 | |
| 10582 | @Override |
| 10583 | public boolean onTouchEvent(MotionEvent ev) { |
| 10584 | switch (ev.getActionMasked()) { |
Gilles Debunne | 874d77c | 2011-01-25 15:29:13 -0800 | [diff] [blame] | 10585 | case MotionEvent.ACTION_DOWN: { |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10586 | startTouchUpFilter(getCurrentCursorOffset()); |
| 10587 | mTouchToWindowOffsetX = ev.getRawX() - mPositionX; |
| 10588 | mTouchToWindowOffsetY = ev.getRawY() - mPositionY; |
Gilles Debunne | ddf00b8 | 2011-02-23 17:25:13 -0800 | [diff] [blame] | 10589 | |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10590 | final PositionListener positionListener = getPositionListener(); |
| 10591 | mLastParentX = positionListener.getPositionX(); |
| 10592 | mLastParentY = positionListener.getPositionY(); |
Gilles Debunne | 874d77c | 2011-01-25 15:29:13 -0800 | [diff] [blame] | 10593 | mIsDragging = true; |
| 10594 | break; |
| 10595 | } |
| 10596 | |
| 10597 | case MotionEvent.ACTION_MOVE: { |
| 10598 | final float rawX = ev.getRawX(); |
| 10599 | final float rawY = ev.getRawY(); |
Gilles Debunne | ddf00b8 | 2011-02-23 17:25:13 -0800 | [diff] [blame] | 10600 | |
| 10601 | // Vertical hysteresis: vertical down movement tends to snap to ideal offset |
| 10602 | final float previousVerticalOffset = mTouchToWindowOffsetY - mLastParentY; |
| 10603 | final float currentVerticalOffset = rawY - mPositionY - mLastParentY; |
| 10604 | float newVerticalOffset; |
| 10605 | if (previousVerticalOffset < mIdealVerticalOffset) { |
| 10606 | newVerticalOffset = Math.min(currentVerticalOffset, mIdealVerticalOffset); |
| 10607 | newVerticalOffset = Math.max(newVerticalOffset, previousVerticalOffset); |
| 10608 | } else { |
| 10609 | newVerticalOffset = Math.max(currentVerticalOffset, mIdealVerticalOffset); |
| 10610 | newVerticalOffset = Math.min(newVerticalOffset, previousVerticalOffset); |
| 10611 | } |
| 10612 | mTouchToWindowOffsetY = newVerticalOffset + mLastParentY; |
| 10613 | |
Gilles Debunne | 874d77c | 2011-01-25 15:29:13 -0800 | [diff] [blame] | 10614 | final float newPosX = rawX - mTouchToWindowOffsetX + mHotspotX; |
Gilles Debunne | ddf00b8 | 2011-02-23 17:25:13 -0800 | [diff] [blame] | 10615 | final float newPosY = rawY - mTouchToWindowOffsetY + mTouchOffsetY; |
Gilles Debunne | 874d77c | 2011-01-25 15:29:13 -0800 | [diff] [blame] | 10616 | |
Gilles Debunne | 3bca69b | 2011-05-23 18:20:22 -0700 | [diff] [blame] | 10617 | updatePosition(newPosX, newPosY); |
Gilles Debunne | 874d77c | 2011-01-25 15:29:13 -0800 | [diff] [blame] | 10618 | break; |
| 10619 | } |
| 10620 | |
| 10621 | case MotionEvent.ACTION_UP: |
Gilles Debunne | 874d77c | 2011-01-25 15:29:13 -0800 | [diff] [blame] | 10622 | filterOnTouchUp(); |
| 10623 | mIsDragging = false; |
| 10624 | break; |
Gilles Debunne | aa85a4c | 2010-12-06 18:27:17 -0800 | [diff] [blame] | 10625 | |
Gilles Debunne | 874d77c | 2011-01-25 15:29:13 -0800 | [diff] [blame] | 10626 | case MotionEvent.ACTION_CANCEL: |
| 10627 | mIsDragging = false; |
| 10628 | break; |
Adam Powell | 879fb6b | 2010-09-20 11:23:56 -0700 | [diff] [blame] | 10629 | } |
| 10630 | return true; |
| 10631 | } |
| 10632 | |
| 10633 | public boolean isDragging() { |
| 10634 | return mIsDragging; |
Gilles Debunne | a6d7ee1 | 2010-08-13 14:43:10 -0700 | [diff] [blame] | 10635 | } |
Gilles Debunne | 64e54a6 | 2010-09-07 19:07:17 -0700 | [diff] [blame] | 10636 | |
Gilles Debunne | 2037b82 | 2011-04-22 13:07:33 -0700 | [diff] [blame] | 10637 | void onHandleMoved() { |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10638 | hideActionPopupWindow(); |
Gilles Debunne | a6d7ee1 | 2010-08-13 14:43:10 -0700 | [diff] [blame] | 10639 | } |
Gilles Debunne | 6934044 | 2011-03-31 13:37:51 -0700 | [diff] [blame] | 10640 | |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10641 | public void onDetached() { |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10642 | hideActionPopupWindow(); |
Gilles Debunne | 81f0808 | 2011-02-17 14:07:19 -0800 | [diff] [blame] | 10643 | } |
Gilles Debunne | a6d7ee1 | 2010-08-13 14:43:10 -0700 | [diff] [blame] | 10644 | } |
| 10645 | |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10646 | private class InsertionHandleView extends HandleView { |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10647 | private static final int DELAY_BEFORE_HANDLE_FADES_OUT = 4000; |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10648 | private static final int RECENT_CUT_COPY_DURATION = 15 * 1000; // seconds |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 10649 | |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10650 | // Used to detect taps on the insertion handle, which will affect the ActionPopupWindow |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10651 | private float mDownPositionX, mDownPositionY; |
Gilles Debunne | 7eeba5f | 2010-12-10 16:55:55 -0800 | [diff] [blame] | 10652 | private Runnable mHider; |
Gilles Debunne | 0a2aa40 | 2010-11-24 17:57:46 -0800 | [diff] [blame] | 10653 | |
Fabrice Di Meglio | 34d2eba | 2011-08-31 19:46:15 -0700 | [diff] [blame] | 10654 | public InsertionHandleView(Drawable drawable) { |
| 10655 | super(drawable, drawable); |
| 10656 | } |
| 10657 | |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10658 | @Override |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 10659 | public void show() { |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10660 | super.show(); |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10661 | |
Gilles Debunne | e60e1e5 | 2011-01-20 12:19:44 -0800 | [diff] [blame] | 10662 | final long durationSinceCutOrCopy = SystemClock.uptimeMillis() - sLastCutOrCopyTime; |
| 10663 | if (durationSinceCutOrCopy < RECENT_CUT_COPY_DURATION) { |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 10664 | showActionPopupWindow(0); |
Gilles Debunne | e60e1e5 | 2011-01-20 12:19:44 -0800 | [diff] [blame] | 10665 | } |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 10666 | |
| 10667 | hideAfterDelay(); |
| 10668 | } |
| 10669 | |
| 10670 | public void showWithActionPopup() { |
| 10671 | show(); |
| 10672 | showActionPopupWindow(0); |
Gilles Debunne | 9948ad7 | 2010-11-24 14:00:46 -0800 | [diff] [blame] | 10673 | } |
| 10674 | |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10675 | private void hideAfterDelay() { |
Gilles Debunne | 7eeba5f | 2010-12-10 16:55:55 -0800 | [diff] [blame] | 10676 | removeHiderCallback(); |
| 10677 | if (mHider == null) { |
| 10678 | mHider = new Runnable() { |
| 10679 | public void run() { |
| 10680 | hide(); |
| 10681 | } |
| 10682 | }; |
| 10683 | } |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10684 | TextView.this.postDelayed(mHider, DELAY_BEFORE_HANDLE_FADES_OUT); |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 10685 | } |
| 10686 | |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10687 | private void removeHiderCallback() { |
| 10688 | if (mHider != null) { |
Gilles Debunne | 2037b82 | 2011-04-22 13:07:33 -0700 | [diff] [blame] | 10689 | TextView.this.removeCallbacks(mHider); |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10690 | } |
| 10691 | } |
| 10692 | |
| 10693 | @Override |
Fabrice Di Meglio | 34d2eba | 2011-08-31 19:46:15 -0700 | [diff] [blame] | 10694 | protected int getHotspotX(Drawable drawable, boolean isRtlRun) { |
| 10695 | return drawable.getIntrinsicWidth() / 2; |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10696 | } |
| 10697 | |
| 10698 | @Override |
| 10699 | public boolean onTouchEvent(MotionEvent ev) { |
| 10700 | final boolean result = super.onTouchEvent(ev); |
| 10701 | |
| 10702 | switch (ev.getActionMasked()) { |
| 10703 | case MotionEvent.ACTION_DOWN: |
| 10704 | mDownPositionX = ev.getRawX(); |
| 10705 | mDownPositionY = ev.getRawY(); |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10706 | break; |
| 10707 | |
| 10708 | case MotionEvent.ACTION_UP: |
Gilles Debunne | 040023a | 2011-08-02 18:23:31 -0700 | [diff] [blame] | 10709 | if (!offsetHasBeenChanged()) { |
| 10710 | final float deltaX = mDownPositionX - ev.getRawX(); |
| 10711 | final float deltaY = mDownPositionY - ev.getRawY(); |
| 10712 | final float distanceSquared = deltaX * deltaX + deltaY * deltaY; |
| 10713 | if (distanceSquared < mSquaredTouchSlopDistance) { |
| 10714 | if (mActionPopupWindow != null && mActionPopupWindow.isShowing()) { |
| 10715 | // Tapping on the handle dismisses the displayed action popup |
| 10716 | mActionPopupWindow.hide(); |
| 10717 | } else { |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 10718 | showWithActionPopup(); |
Gilles Debunne | 040023a | 2011-08-02 18:23:31 -0700 | [diff] [blame] | 10719 | } |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10720 | } |
| 10721 | } |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10722 | hideAfterDelay(); |
Gilles Debunne | 2037b82 | 2011-04-22 13:07:33 -0700 | [diff] [blame] | 10723 | break; |
| 10724 | |
| 10725 | case MotionEvent.ACTION_CANCEL: |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10726 | hideAfterDelay(); |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10727 | break; |
| 10728 | |
| 10729 | default: |
| 10730 | break; |
| 10731 | } |
| 10732 | |
| 10733 | return result; |
| 10734 | } |
| 10735 | |
| 10736 | @Override |
| 10737 | public int getCurrentCursorOffset() { |
| 10738 | return TextView.this.getSelectionStart(); |
| 10739 | } |
| 10740 | |
| 10741 | @Override |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10742 | public void updateSelection(int offset) { |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10743 | Selection.setSelection((Spannable) mText, offset); |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10744 | } |
| 10745 | |
| 10746 | @Override |
Gilles Debunne | 3bca69b | 2011-05-23 18:20:22 -0700 | [diff] [blame] | 10747 | public void updatePosition(float x, float y) { |
Gilles Debunne | f682a77 | 2011-08-31 15:49:10 -0700 | [diff] [blame] | 10748 | positionAtCursorOffset(getOffsetForPosition(x, y), false); |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 10749 | } |
| 10750 | |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10751 | @Override |
Gilles Debunne | 2037b82 | 2011-04-22 13:07:33 -0700 | [diff] [blame] | 10752 | void onHandleMoved() { |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10753 | super.onHandleMoved(); |
Gilles Debunne | 2037b82 | 2011-04-22 13:07:33 -0700 | [diff] [blame] | 10754 | removeHiderCallback(); |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10755 | } |
| 10756 | |
| 10757 | @Override |
| 10758 | public void onDetached() { |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10759 | super.onDetached(); |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10760 | removeHiderCallback(); |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10761 | } |
| 10762 | } |
| 10763 | |
| 10764 | private class SelectionStartHandleView extends HandleView { |
Fabrice Di Meglio | 34d2eba | 2011-08-31 19:46:15 -0700 | [diff] [blame] | 10765 | |
| 10766 | public SelectionStartHandleView(Drawable drawableLtr, Drawable drawableRtl) { |
| 10767 | super(drawableLtr, drawableRtl); |
| 10768 | } |
| 10769 | |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10770 | @Override |
Fabrice Di Meglio | 34d2eba | 2011-08-31 19:46:15 -0700 | [diff] [blame] | 10771 | protected int getHotspotX(Drawable drawable, boolean isRtlRun) { |
| 10772 | if (isRtlRun) { |
| 10773 | return drawable.getIntrinsicWidth() / 4; |
| 10774 | } else { |
| 10775 | return (drawable.getIntrinsicWidth() * 3) / 4; |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10776 | } |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10777 | } |
| 10778 | |
| 10779 | @Override |
| 10780 | public int getCurrentCursorOffset() { |
| 10781 | return TextView.this.getSelectionStart(); |
| 10782 | } |
| 10783 | |
| 10784 | @Override |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10785 | public void updateSelection(int offset) { |
Fabrice Di Meglio | 34d2eba | 2011-08-31 19:46:15 -0700 | [diff] [blame] | 10786 | super.updateSelection(offset); |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10787 | Selection.setSelection((Spannable) mText, offset, getSelectionEnd()); |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10788 | } |
| 10789 | |
| 10790 | @Override |
Gilles Debunne | 3bca69b | 2011-05-23 18:20:22 -0700 | [diff] [blame] | 10791 | public void updatePosition(float x, float y) { |
Gilles Debunne | 3bca69b | 2011-05-23 18:20:22 -0700 | [diff] [blame] | 10792 | int offset = getOffsetForPosition(x, y); |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10793 | |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10794 | // Handles can not cross and selection is at least one character |
Gilles Debunne | f682a77 | 2011-08-31 15:49:10 -0700 | [diff] [blame] | 10795 | final int selectionEnd = getSelectionEnd(); |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10796 | if (offset >= selectionEnd) offset = selectionEnd - 1; |
| 10797 | |
Gilles Debunne | f682a77 | 2011-08-31 15:49:10 -0700 | [diff] [blame] | 10798 | positionAtCursorOffset(offset, false); |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10799 | } |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10800 | |
| 10801 | public ActionPopupWindow getActionPopupWindow() { |
| 10802 | return mActionPopupWindow; |
| 10803 | } |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10804 | } |
| 10805 | |
| 10806 | private class SelectionEndHandleView extends HandleView { |
Fabrice Di Meglio | 34d2eba | 2011-08-31 19:46:15 -0700 | [diff] [blame] | 10807 | |
| 10808 | public SelectionEndHandleView(Drawable drawableLtr, Drawable drawableRtl) { |
| 10809 | super(drawableLtr, drawableRtl); |
| 10810 | } |
| 10811 | |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10812 | @Override |
Fabrice Di Meglio | 34d2eba | 2011-08-31 19:46:15 -0700 | [diff] [blame] | 10813 | protected int getHotspotX(Drawable drawable, boolean isRtlRun) { |
| 10814 | if (isRtlRun) { |
| 10815 | return (drawable.getIntrinsicWidth() * 3) / 4; |
| 10816 | } else { |
| 10817 | return drawable.getIntrinsicWidth() / 4; |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10818 | } |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10819 | } |
| 10820 | |
| 10821 | @Override |
| 10822 | public int getCurrentCursorOffset() { |
| 10823 | return TextView.this.getSelectionEnd(); |
| 10824 | } |
| 10825 | |
| 10826 | @Override |
Gilles Debunne | 21078e4 | 2011-08-02 10:22:35 -0700 | [diff] [blame] | 10827 | public void updateSelection(int offset) { |
Fabrice Di Meglio | 34d2eba | 2011-08-31 19:46:15 -0700 | [diff] [blame] | 10828 | super.updateSelection(offset); |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10829 | Selection.setSelection((Spannable) mText, getSelectionStart(), offset); |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10830 | } |
| 10831 | |
| 10832 | @Override |
Gilles Debunne | 3bca69b | 2011-05-23 18:20:22 -0700 | [diff] [blame] | 10833 | public void updatePosition(float x, float y) { |
Gilles Debunne | 3bca69b | 2011-05-23 18:20:22 -0700 | [diff] [blame] | 10834 | int offset = getOffsetForPosition(x, y); |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10835 | |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10836 | // Handles can not cross and selection is at least one character |
Gilles Debunne | f682a77 | 2011-08-31 15:49:10 -0700 | [diff] [blame] | 10837 | final int selectionStart = getSelectionStart(); |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10838 | if (offset <= selectionStart) offset = selectionStart + 1; |
| 10839 | |
Gilles Debunne | f682a77 | 2011-08-31 15:49:10 -0700 | [diff] [blame] | 10840 | positionAtCursorOffset(offset, false); |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10841 | } |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10842 | |
| 10843 | public void setActionPopupWindow(ActionPopupWindow actionPopupWindow) { |
| 10844 | mActionPopupWindow = actionPopupWindow; |
| 10845 | } |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10846 | } |
| 10847 | |
| 10848 | /** |
| 10849 | * A CursorController instance can be used to control a cursor in the text. |
| 10850 | * It is not used outside of {@link TextView}. |
| 10851 | * @hide |
| 10852 | */ |
| 10853 | private interface CursorController extends ViewTreeObserver.OnTouchModeChangeListener { |
| 10854 | /** |
| 10855 | * Makes the cursor controller visible on screen. Will be drawn by {@link #draw(Canvas)}. |
| 10856 | * See also {@link #hide()}. |
| 10857 | */ |
| 10858 | public void show(); |
| 10859 | |
| 10860 | /** |
| 10861 | * Hide the cursor controller from screen. |
| 10862 | * See also {@link #show()}. |
| 10863 | */ |
| 10864 | public void hide(); |
| 10865 | |
| 10866 | /** |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10867 | * Called when the view is detached from window. Perform house keeping task, such as |
| 10868 | * stopping Runnable thread that would otherwise keep a reference on the context, thus |
| 10869 | * preventing the activity from being recycled. |
| 10870 | */ |
| 10871 | public void onDetached(); |
| 10872 | } |
| 10873 | |
| 10874 | private class InsertionPointCursorController implements CursorController { |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10875 | private InsertionHandleView mHandle; |
| 10876 | |
| 10877 | public void show() { |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 10878 | getHandle().show(); |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10879 | } |
| 10880 | |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 10881 | public void showWithActionPopup() { |
| 10882 | getHandle().showWithActionPopup(); |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10883 | } |
| 10884 | |
| 10885 | public void hide() { |
| 10886 | if (mHandle != null) { |
| 10887 | mHandle.hide(); |
| 10888 | } |
Gilles Debunne | aa8d73b | 2011-01-17 09:16:40 -0800 | [diff] [blame] | 10889 | } |
| 10890 | |
Adam Powell | 624380a | 2010-10-02 18:12:02 -0700 | [diff] [blame] | 10891 | public void onTouchModeChanged(boolean isInTouchMode) { |
| 10892 | if (!isInTouchMode) { |
| 10893 | hide(); |
| 10894 | } |
| 10895 | } |
Gilles Debunne | c4440f0 | 2010-11-24 14:40:48 -0800 | [diff] [blame] | 10896 | |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10897 | private InsertionHandleView getHandle() { |
Fabrice Di Meglio | 34d2eba | 2011-08-31 19:46:15 -0700 | [diff] [blame] | 10898 | if (mSelectHandleCenter == null) { |
| 10899 | mSelectHandleCenter = mContext.getResources().getDrawable( |
| 10900 | mTextSelectHandleRes); |
| 10901 | } |
Gilles Debunne | c4440f0 | 2010-11-24 14:40:48 -0800 | [diff] [blame] | 10902 | if (mHandle == null) { |
Fabrice Di Meglio | 34d2eba | 2011-08-31 19:46:15 -0700 | [diff] [blame] | 10903 | mHandle = new InsertionHandleView(mSelectHandleCenter); |
Gilles Debunne | c4440f0 | 2010-11-24 14:40:48 -0800 | [diff] [blame] | 10904 | } |
| 10905 | return mHandle; |
| 10906 | } |
Gilles Debunne | 7eeba5f | 2010-12-10 16:55:55 -0800 | [diff] [blame] | 10907 | |
| 10908 | @Override |
| 10909 | public void onDetached() { |
Gilles Debunne | 6f72cf8 | 2011-03-24 16:35:28 -0700 | [diff] [blame] | 10910 | final ViewTreeObserver observer = getViewTreeObserver(); |
| 10911 | observer.removeOnTouchModeChangeListener(this); |
| 10912 | |
Gilles Debunne | 6a85508 | 2011-03-11 16:51:24 -0800 | [diff] [blame] | 10913 | if (mHandle != null) mHandle.onDetached(); |
Gilles Debunne | 7eeba5f | 2010-12-10 16:55:55 -0800 | [diff] [blame] | 10914 | } |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 10915 | } |
| 10916 | |
Jeff Brown | 01ce2e9 | 2010-09-26 22:20:12 -0700 | [diff] [blame] | 10917 | private class SelectionModifierCursorController implements CursorController { |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 10918 | private static final int DELAY_BEFORE_REPLACE_ACTION = 200; // milliseconds |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 10919 | // The cursor controller handles, lazily created when shown. |
| 10920 | private SelectionStartHandleView mStartHandle; |
| 10921 | private SelectionEndHandleView mEndHandle; |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 10922 | // The offsets of that last touch down event. Remembered to start selection there. |
| 10923 | private int mMinTouchOffset, mMaxTouchOffset; |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 10924 | |
Gilles Debunne | 5347c58 | 2010-10-27 14:22:35 -0700 | [diff] [blame] | 10925 | // Double tap detection |
| 10926 | private long mPreviousTapUpTime = 0; |
Gilles Debunne | 3bca69b | 2011-05-23 18:20:22 -0700 | [diff] [blame] | 10927 | private float mPreviousTapPositionX, mPreviousTapPositionY; |
Gilles Debunne | 5347c58 | 2010-10-27 14:22:35 -0700 | [diff] [blame] | 10928 | |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 10929 | SelectionModifierCursorController() { |
Gilles Debunne | 380b604 | 2010-10-08 16:12:11 -0700 | [diff] [blame] | 10930 | resetTouchOffsets(); |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 10931 | } |
| 10932 | |
| 10933 | public void show() { |
Adam Powell | 965b969 | 2010-10-21 18:44:32 -0700 | [diff] [blame] | 10934 | if (isInBatchEditMode()) { |
| 10935 | return; |
| 10936 | } |
Fabrice Di Meglio | 34d2eba | 2011-08-31 19:46:15 -0700 | [diff] [blame] | 10937 | initDrawables(); |
| 10938 | initHandles(); |
| 10939 | hideInsertionPointCursorController(); |
| 10940 | } |
Adam Powell | 965b969 | 2010-10-21 18:44:32 -0700 | [diff] [blame] | 10941 | |
Fabrice Di Meglio | 34d2eba | 2011-08-31 19:46:15 -0700 | [diff] [blame] | 10942 | private void initDrawables() { |
| 10943 | if (mSelectHandleLeft == null) { |
| 10944 | mSelectHandleLeft = mContext.getResources().getDrawable( |
| 10945 | mTextSelectHandleLeftRes); |
| 10946 | } |
| 10947 | if (mSelectHandleRight == null) { |
| 10948 | mSelectHandleRight = mContext.getResources().getDrawable( |
| 10949 | mTextSelectHandleRightRes); |
| 10950 | } |
| 10951 | } |
| 10952 | |
| 10953 | private void initHandles() { |
Gilles Debunne | c4440f0 | 2010-11-24 14:40:48 -0800 | [diff] [blame] | 10954 | // Lazy object creation has to be done before updatePosition() is called. |
Fabrice Di Meglio | 34d2eba | 2011-08-31 19:46:15 -0700 | [diff] [blame] | 10955 | if (mStartHandle == null) { |
| 10956 | mStartHandle = new SelectionStartHandleView(mSelectHandleLeft, mSelectHandleRight); |
| 10957 | } |
| 10958 | if (mEndHandle == null) { |
| 10959 | mEndHandle = new SelectionEndHandleView(mSelectHandleRight, mSelectHandleLeft); |
| 10960 | } |
Gilles Debunne | c4440f0 | 2010-11-24 14:40:48 -0800 | [diff] [blame] | 10961 | |
Adam Powell | 879fb6b | 2010-09-20 11:23:56 -0700 | [diff] [blame] | 10962 | mStartHandle.show(); |
| 10963 | mEndHandle.show(); |
Gilles Debunne | c4440f0 | 2010-11-24 14:40:48 -0800 | [diff] [blame] | 10964 | |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10965 | // Make sure both left and right handles share the same ActionPopupWindow (so that |
| 10966 | // moving any of the handles hides the action popup). |
Gilles Debunne | cb2516b | 2011-08-05 17:02:54 -0700 | [diff] [blame] | 10967 | mStartHandle.showActionPopupWindow(DELAY_BEFORE_REPLACE_ACTION); |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10968 | mEndHandle.setActionPopupWindow(mStartHandle.getActionPopupWindow()); |
| 10969 | |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 10970 | hideInsertionPointCursorController(); |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 10971 | } |
| 10972 | |
| 10973 | public void hide() { |
Gilles Debunne | c4440f0 | 2010-11-24 14:40:48 -0800 | [diff] [blame] | 10974 | if (mStartHandle != null) mStartHandle.hide(); |
| 10975 | if (mEndHandle != null) mEndHandle.hide(); |
Gilles Debunne | aa8d73b | 2011-01-17 09:16:40 -0800 | [diff] [blame] | 10976 | } |
| 10977 | |
Gilles Debunne | bb588da | 2011-07-11 18:26:19 -0700 | [diff] [blame] | 10978 | public void onTouchEvent(MotionEvent event) { |
Gilles Debunne | 528c6488 | 2010-10-08 11:56:13 -0700 | [diff] [blame] | 10979 | // This is done even when the View does not have focus, so that long presses can start |
| 10980 | // selection and tap can move cursor from this tap position. |
Gilles Debunne | bb588da | 2011-07-11 18:26:19 -0700 | [diff] [blame] | 10981 | switch (event.getActionMasked()) { |
| 10982 | case MotionEvent.ACTION_DOWN: |
| 10983 | final float x = event.getX(); |
| 10984 | final float y = event.getY(); |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 10985 | |
Gilles Debunne | bb588da | 2011-07-11 18:26:19 -0700 | [diff] [blame] | 10986 | // Remember finger down position, to be able to start selection from there |
| 10987 | mMinTouchOffset = mMaxTouchOffset = getOffsetForPosition(x, y); |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 10988 | |
Gilles Debunne | bb588da | 2011-07-11 18:26:19 -0700 | [diff] [blame] | 10989 | // Double tap detection |
| 10990 | long duration = SystemClock.uptimeMillis() - mPreviousTapUpTime; |
| 10991 | if (duration <= ViewConfiguration.getDoubleTapTimeout() && |
| 10992 | isPositionOnText(x, y)) { |
| 10993 | final float deltaX = x - mPreviousTapPositionX; |
| 10994 | final float deltaY = y - mPreviousTapPositionY; |
| 10995 | final float distanceSquared = deltaX * deltaX + deltaY * deltaY; |
| 10996 | if (distanceSquared < mSquaredTouchSlopDistance) { |
Gilles Debunne | 646f856 | 2011-07-27 17:44:03 -0700 | [diff] [blame] | 10997 | startSelectionActionMode(); |
Gilles Debunne | bb588da | 2011-07-11 18:26:19 -0700 | [diff] [blame] | 10998 | mDiscardNextActionUp = true; |
Gilles Debunne | 5347c58 | 2010-10-27 14:22:35 -0700 | [diff] [blame] | 10999 | } |
Gilles Debunne | bb588da | 2011-07-11 18:26:19 -0700 | [diff] [blame] | 11000 | } |
Gilles Debunne | 5347c58 | 2010-10-27 14:22:35 -0700 | [diff] [blame] | 11001 | |
Gilles Debunne | bb588da | 2011-07-11 18:26:19 -0700 | [diff] [blame] | 11002 | mPreviousTapPositionX = x; |
| 11003 | mPreviousTapPositionY = y; |
Gilles Debunne | bb588da | 2011-07-11 18:26:19 -0700 | [diff] [blame] | 11004 | break; |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 11005 | |
Gilles Debunne | bb588da | 2011-07-11 18:26:19 -0700 | [diff] [blame] | 11006 | case MotionEvent.ACTION_POINTER_DOWN: |
| 11007 | case MotionEvent.ACTION_POINTER_UP: |
| 11008 | // Handle multi-point gestures. Keep min and max offset positions. |
| 11009 | // Only activated for devices that correctly handle multi-touch. |
| 11010 | if (mContext.getPackageManager().hasSystemFeature( |
| 11011 | PackageManager.FEATURE_TOUCHSCREEN_MULTITOUCH_DISTINCT)) { |
| 11012 | updateMinAndMaxOffsets(event); |
| 11013 | } |
| 11014 | break; |
Gilles Debunne | 5347c58 | 2010-10-27 14:22:35 -0700 | [diff] [blame] | 11015 | |
Gilles Debunne | bb588da | 2011-07-11 18:26:19 -0700 | [diff] [blame] | 11016 | case MotionEvent.ACTION_UP: |
| 11017 | mPreviousTapUpTime = SystemClock.uptimeMillis(); |
| 11018 | break; |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 11019 | } |
| 11020 | } |
| 11021 | |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 11022 | /** |
| 11023 | * @param event |
| 11024 | */ |
| 11025 | private void updateMinAndMaxOffsets(MotionEvent event) { |
| 11026 | int pointerCount = event.getPointerCount(); |
| 11027 | for (int index = 0; index < pointerCount; index++) { |
Gilles Debunne | 3bca69b | 2011-05-23 18:20:22 -0700 | [diff] [blame] | 11028 | int offset = getOffsetForPosition(event.getX(index), event.getY(index)); |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 11029 | if (offset < mMinTouchOffset) mMinTouchOffset = offset; |
| 11030 | if (offset > mMaxTouchOffset) mMaxTouchOffset = offset; |
| 11031 | } |
| 11032 | } |
| 11033 | |
| 11034 | public int getMinTouchOffset() { |
| 11035 | return mMinTouchOffset; |
| 11036 | } |
| 11037 | |
| 11038 | public int getMaxTouchOffset() { |
| 11039 | return mMaxTouchOffset; |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 11040 | } |
| 11041 | |
Gilles Debunne | 380b604 | 2010-10-08 16:12:11 -0700 | [diff] [blame] | 11042 | public void resetTouchOffsets() { |
| 11043 | mMinTouchOffset = mMaxTouchOffset = -1; |
| 11044 | } |
| 11045 | |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 11046 | /** |
| 11047 | * @return true iff this controller is currently used to move the selection start. |
| 11048 | */ |
| 11049 | public boolean isSelectionStartDragged() { |
Gilles Debunne | c4440f0 | 2010-11-24 14:40:48 -0800 | [diff] [blame] | 11050 | return mStartHandle != null && mStartHandle.isDragging(); |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 11051 | } |
Adam Powell | 624380a | 2010-10-02 18:12:02 -0700 | [diff] [blame] | 11052 | |
| 11053 | public void onTouchModeChanged(boolean isInTouchMode) { |
| 11054 | if (!isInTouchMode) { |
| 11055 | hide(); |
| 11056 | } |
| 11057 | } |
Gilles Debunne | 7eeba5f | 2010-12-10 16:55:55 -0800 | [diff] [blame] | 11058 | |
| 11059 | @Override |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 11060 | public void onDetached() { |
Gilles Debunne | 6f72cf8 | 2011-03-24 16:35:28 -0700 | [diff] [blame] | 11061 | final ViewTreeObserver observer = getViewTreeObserver(); |
| 11062 | observer.removeOnTouchModeChangeListener(this); |
| 11063 | |
Gilles Debunne | 180bb1b | 2011-03-10 11:14:00 -0800 | [diff] [blame] | 11064 | if (mStartHandle != null) mStartHandle.onDetached(); |
| 11065 | if (mEndHandle != null) mEndHandle.onDetached(); |
| 11066 | } |
Gilles Debunne | 0533627 | 2010-07-09 20:13:45 -0700 | [diff] [blame] | 11067 | } |
| 11068 | |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 11069 | private void hideInsertionPointCursorController() { |
Gilles Debunne | e587d83 | 2010-11-23 20:20:11 -0800 | [diff] [blame] | 11070 | // No need to create the controller to hide it. |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 11071 | if (mInsertionPointCursorController != null) { |
| 11072 | mInsertionPointCursorController.hide(); |
| 11073 | } |
| 11074 | } |
| 11075 | |
Gilles Debunne | d94f8c5 | 2011-01-10 11:29:15 -0800 | [diff] [blame] | 11076 | /** |
| 11077 | * Hides the insertion controller and stops text selection mode, hiding the selection controller |
| 11078 | */ |
Gilles Debunne | a6d7ee1 | 2010-08-13 14:43:10 -0700 | [diff] [blame] | 11079 | private void hideControllers() { |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 11080 | hideCursorControllers(); |
| 11081 | hideSpanControllers(); |
| 11082 | } |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 11083 | |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 11084 | private void hideSpanControllers() { |
Luca Zanolin | e6d3682 | 2011-08-30 18:04:34 +0100 | [diff] [blame] | 11085 | if (mChangeWatcher != null) { |
| 11086 | mChangeWatcher.hideControllers(); |
| 11087 | } |
Gilles Debunne | a6d7ee1 | 2010-08-13 14:43:10 -0700 | [diff] [blame] | 11088 | } |
| 11089 | |
Luca Zanolin | 1564fc7 | 2011-09-07 00:01:28 +0100 | [diff] [blame] | 11090 | private void hideCursorControllers() { |
| 11091 | hideInsertionPointCursorController(); |
| 11092 | stopSelectionActionMode(); |
| 11093 | } |
| 11094 | |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 11095 | /** |
Gilles Debunne | 9511b41 | 2011-05-23 18:33:48 -0700 | [diff] [blame] | 11096 | * Get the character offset closest to the specified absolute position. A typical use case is to |
| 11097 | * pass the result of {@link MotionEvent#getX()} and {@link MotionEvent#getY()} to this method. |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 11098 | * |
| 11099 | * @param x The horizontal absolute position of a point on screen |
| 11100 | * @param y The vertical absolute position of a point on screen |
| 11101 | * @return the character offset for the character whose position is closest to the specified |
| 11102 | * position. Returns -1 if there is no layout. |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 11103 | */ |
Gilles Debunne | 3bca69b | 2011-05-23 18:20:22 -0700 | [diff] [blame] | 11104 | public int getOffsetForPosition(float x, float y) { |
Gilles Debunne | 3e05a0b | 2010-08-23 14:55:06 -0700 | [diff] [blame] | 11105 | if (getLayout() == null) return -1; |
Gilles Debunne | 9948ad7 | 2010-11-24 14:00:46 -0800 | [diff] [blame] | 11106 | final int line = getLineAtCoordinate(y); |
| 11107 | final int offset = getOffsetAtCoordinate(line, x); |
Gilles Debunne | 3e05a0b | 2010-08-23 14:55:06 -0700 | [diff] [blame] | 11108 | return offset; |
| 11109 | } |
| 11110 | |
Gilles Debunne | 3bca69b | 2011-05-23 18:20:22 -0700 | [diff] [blame] | 11111 | private float convertToLocalHorizontalCoordinate(float x) { |
Gilles Debunne | 9948ad7 | 2010-11-24 14:00:46 -0800 | [diff] [blame] | 11112 | x -= getTotalPaddingLeft(); |
| 11113 | // Clamp the position to inside of the view. |
Gilles Debunne | 3bca69b | 2011-05-23 18:20:22 -0700 | [diff] [blame] | 11114 | x = Math.max(0.0f, x); |
Gilles Debunne | 9948ad7 | 2010-11-24 14:00:46 -0800 | [diff] [blame] | 11115 | x = Math.min(getWidth() - getTotalPaddingRight() - 1, x); |
| 11116 | x += getScrollX(); |
| 11117 | return x; |
| 11118 | } |
| 11119 | |
Gilles Debunne | 3bca69b | 2011-05-23 18:20:22 -0700 | [diff] [blame] | 11120 | private int getLineAtCoordinate(float y) { |
Gilles Debunne | 9948ad7 | 2010-11-24 14:00:46 -0800 | [diff] [blame] | 11121 | y -= getTotalPaddingTop(); |
| 11122 | // Clamp the position to inside of the view. |
Gilles Debunne | 3bca69b | 2011-05-23 18:20:22 -0700 | [diff] [blame] | 11123 | y = Math.max(0.0f, y); |
Gilles Debunne | 9948ad7 | 2010-11-24 14:00:46 -0800 | [diff] [blame] | 11124 | y = Math.min(getHeight() - getTotalPaddingBottom() - 1, y); |
| 11125 | y += getScrollY(); |
Gilles Debunne | 3bca69b | 2011-05-23 18:20:22 -0700 | [diff] [blame] | 11126 | return getLayout().getLineForVertical((int) y); |
Gilles Debunne | 9948ad7 | 2010-11-24 14:00:46 -0800 | [diff] [blame] | 11127 | } |
| 11128 | |
Gilles Debunne | 3bca69b | 2011-05-23 18:20:22 -0700 | [diff] [blame] | 11129 | private int getOffsetAtCoordinate(int line, float x) { |
Gilles Debunne | 9948ad7 | 2010-11-24 14:00:46 -0800 | [diff] [blame] | 11130 | x = convertToLocalHorizontalCoordinate(x); |
| 11131 | return getLayout().getOffsetForHorizontal(line, x); |
| 11132 | } |
| 11133 | |
| 11134 | /** Returns true if the screen coordinates position (x,y) corresponds to a character displayed |
| 11135 | * in the view. Returns false when the position is in the empty space of left/right of text. |
| 11136 | */ |
Gilles Debunne | 3bca69b | 2011-05-23 18:20:22 -0700 | [diff] [blame] | 11137 | private boolean isPositionOnText(float x, float y) { |
Gilles Debunne | 9948ad7 | 2010-11-24 14:00:46 -0800 | [diff] [blame] | 11138 | if (getLayout() == null) return false; |
| 11139 | |
| 11140 | final int line = getLineAtCoordinate(y); |
| 11141 | x = convertToLocalHorizontalCoordinate(x); |
| 11142 | |
| 11143 | if (x < getLayout().getLineLeft(line)) return false; |
| 11144 | if (x > getLayout().getLineRight(line)) return false; |
| 11145 | return true; |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 11146 | } |
| 11147 | |
Gilles Debunne | f170a34 | 2010-11-11 11:08:59 -0800 | [diff] [blame] | 11148 | @Override |
| 11149 | public boolean onDragEvent(DragEvent event) { |
| 11150 | switch (event.getAction()) { |
| 11151 | case DragEvent.ACTION_DRAG_STARTED: |
Gilles Debunne | e587d83 | 2010-11-23 20:20:11 -0800 | [diff] [blame] | 11152 | return hasInsertionController(); |
Gilles Debunne | f170a34 | 2010-11-11 11:08:59 -0800 | [diff] [blame] | 11153 | |
| 11154 | case DragEvent.ACTION_DRAG_ENTERED: |
| 11155 | TextView.this.requestFocus(); |
| 11156 | return true; |
| 11157 | |
Gilles Debunne | 2226a19 | 2010-11-30 18:50:51 -0800 | [diff] [blame] | 11158 | case DragEvent.ACTION_DRAG_LOCATION: |
Gilles Debunne | 3bca69b | 2011-05-23 18:20:22 -0700 | [diff] [blame] | 11159 | final int offset = getOffsetForPosition(event.getX(), event.getY()); |
Gilles Debunne | f170a34 | 2010-11-11 11:08:59 -0800 | [diff] [blame] | 11160 | Selection.setSelection((Spannable)mText, offset); |
| 11161 | return true; |
Gilles Debunne | f170a34 | 2010-11-11 11:08:59 -0800 | [diff] [blame] | 11162 | |
Gilles Debunne | 2226a19 | 2010-11-30 18:50:51 -0800 | [diff] [blame] | 11163 | case DragEvent.ACTION_DROP: |
| 11164 | onDrop(event); |
Gilles Debunne | f170a34 | 2010-11-11 11:08:59 -0800 | [diff] [blame] | 11165 | return true; |
Gilles Debunne | f170a34 | 2010-11-11 11:08:59 -0800 | [diff] [blame] | 11166 | |
Gilles Debunne | f170a34 | 2010-11-11 11:08:59 -0800 | [diff] [blame] | 11167 | case DragEvent.ACTION_DRAG_ENDED: |
Gilles Debunne | 4ae0f29 | 2010-11-29 14:56:39 -0800 | [diff] [blame] | 11168 | case DragEvent.ACTION_DRAG_EXITED: |
Gilles Debunne | f170a34 | 2010-11-11 11:08:59 -0800 | [diff] [blame] | 11169 | default: |
| 11170 | return true; |
| 11171 | } |
| 11172 | } |
| 11173 | |
Gilles Debunne | 2226a19 | 2010-11-30 18:50:51 -0800 | [diff] [blame] | 11174 | private void onDrop(DragEvent event) { |
| 11175 | StringBuilder content = new StringBuilder(""); |
| 11176 | ClipData clipData = event.getClipData(); |
| 11177 | final int itemCount = clipData.getItemCount(); |
| 11178 | for (int i=0; i < itemCount; i++) { |
Dianne Hackborn | 327fbd2 | 2011-01-17 14:38:50 -0800 | [diff] [blame] | 11179 | Item item = clipData.getItemAt(i); |
Gilles Debunne | 2226a19 | 2010-11-30 18:50:51 -0800 | [diff] [blame] | 11180 | content.append(item.coerceToText(TextView.this.mContext)); |
| 11181 | } |
| 11182 | |
Gilles Debunne | 3bca69b | 2011-05-23 18:20:22 -0700 | [diff] [blame] | 11183 | final int offset = getOffsetForPosition(event.getX(), event.getY()); |
Gilles Debunne | 2226a19 | 2010-11-30 18:50:51 -0800 | [diff] [blame] | 11184 | |
Gilles Debunne | aaa8479 | 2010-12-03 11:10:14 -0800 | [diff] [blame] | 11185 | Object localState = event.getLocalState(); |
| 11186 | DragLocalState dragLocalState = null; |
| 11187 | if (localState instanceof DragLocalState) { |
| 11188 | dragLocalState = (DragLocalState) localState; |
| 11189 | } |
| 11190 | boolean dragDropIntoItself = dragLocalState != null && |
| 11191 | dragLocalState.sourceTextView == this; |
| 11192 | |
| 11193 | if (dragDropIntoItself) { |
| 11194 | if (offset >= dragLocalState.start && offset < dragLocalState.end) { |
Gilles Debunne | 2226a19 | 2010-11-30 18:50:51 -0800 | [diff] [blame] | 11195 | // A drop inside the original selection discards the drop. |
| 11196 | return; |
| 11197 | } |
| 11198 | } |
| 11199 | |
| 11200 | final int originalLength = mText.length(); |
| 11201 | long minMax = prepareSpacesAroundPaste(offset, offset, content); |
| 11202 | int min = extractRangeStartFromLong(minMax); |
| 11203 | int max = extractRangeEndFromLong(minMax); |
| 11204 | |
| 11205 | Selection.setSelection((Spannable) mText, max); |
| 11206 | ((Editable) mText).replace(min, max, content); |
| 11207 | |
Gilles Debunne | aaa8479 | 2010-12-03 11:10:14 -0800 | [diff] [blame] | 11208 | if (dragDropIntoItself) { |
| 11209 | int dragSourceStart = dragLocalState.start; |
| 11210 | int dragSourceEnd = dragLocalState.end; |
Gilles Debunne | 2226a19 | 2010-11-30 18:50:51 -0800 | [diff] [blame] | 11211 | if (max <= dragSourceStart) { |
| 11212 | // Inserting text before selection has shifted positions |
| 11213 | final int shift = mText.length() - originalLength; |
| 11214 | dragSourceStart += shift; |
| 11215 | dragSourceEnd += shift; |
| 11216 | } |
| 11217 | |
| 11218 | // Delete original selection |
| 11219 | ((Editable) mText).delete(dragSourceStart, dragSourceEnd); |
| 11220 | |
| 11221 | // Make sure we do not leave two adjacent spaces. |
| 11222 | if ((dragSourceStart == 0 || |
| 11223 | Character.isSpaceChar(mTransformed.charAt(dragSourceStart - 1))) && |
| 11224 | (dragSourceStart == mText.length() || |
| 11225 | Character.isSpaceChar(mTransformed.charAt(dragSourceStart)))) { |
| 11226 | final int pos = dragSourceStart == mText.length() ? |
| 11227 | dragSourceStart - 1 : dragSourceStart; |
| 11228 | ((Editable) mText).delete(pos, pos + 1); |
| 11229 | } |
| 11230 | } |
| 11231 | } |
| 11232 | |
Adam Powell | 965b969 | 2010-10-21 18:44:32 -0700 | [diff] [blame] | 11233 | /** |
| 11234 | * @return True if this view supports insertion handles. |
| 11235 | */ |
| 11236 | boolean hasInsertionController() { |
| 11237 | return mInsertionControllerEnabled; |
| 11238 | } |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 11239 | |
Adam Powell | 965b969 | 2010-10-21 18:44:32 -0700 | [diff] [blame] | 11240 | /** |
| 11241 | * @return True if this view supports selection handles. |
| 11242 | */ |
| 11243 | boolean hasSelectionController() { |
| 11244 | return mSelectionControllerEnabled; |
| 11245 | } |
| 11246 | |
Gilles Debunne | 9948ad7 | 2010-11-24 14:00:46 -0800 | [diff] [blame] | 11247 | InsertionPointCursorController getInsertionController() { |
Adam Powell | 965b969 | 2010-10-21 18:44:32 -0700 | [diff] [blame] | 11248 | if (!mInsertionControllerEnabled) { |
| 11249 | return null; |
| 11250 | } |
| 11251 | |
| 11252 | if (mInsertionPointCursorController == null) { |
| 11253 | mInsertionPointCursorController = new InsertionPointCursorController(); |
| 11254 | |
| 11255 | final ViewTreeObserver observer = getViewTreeObserver(); |
Gilles Debunne | 81f0808 | 2011-02-17 14:07:19 -0800 | [diff] [blame] | 11256 | observer.addOnTouchModeChangeListener(mInsertionPointCursorController); |
Adam Powell | 965b969 | 2010-10-21 18:44:32 -0700 | [diff] [blame] | 11257 | } |
| 11258 | |
| 11259 | return mInsertionPointCursorController; |
| 11260 | } |
| 11261 | |
Gilles Debunne | e587d83 | 2010-11-23 20:20:11 -0800 | [diff] [blame] | 11262 | SelectionModifierCursorController getSelectionController() { |
Adam Powell | 965b969 | 2010-10-21 18:44:32 -0700 | [diff] [blame] | 11263 | if (!mSelectionControllerEnabled) { |
| 11264 | return null; |
| 11265 | } |
| 11266 | |
| 11267 | if (mSelectionModifierCursorController == null) { |
| 11268 | mSelectionModifierCursorController = new SelectionModifierCursorController(); |
| 11269 | |
| 11270 | final ViewTreeObserver observer = getViewTreeObserver(); |
Gilles Debunne | 81f0808 | 2011-02-17 14:07:19 -0800 | [diff] [blame] | 11271 | observer.addOnTouchModeChangeListener(mSelectionModifierCursorController); |
Adam Powell | 965b969 | 2010-10-21 18:44:32 -0700 | [diff] [blame] | 11272 | } |
| 11273 | |
| 11274 | return mSelectionModifierCursorController; |
| 11275 | } |
| 11276 | |
| 11277 | boolean isInBatchEditMode() { |
| 11278 | final InputMethodState ims = mInputMethodState; |
| 11279 | if (ims != null) { |
| 11280 | return ims.mBatchEditNesting > 0; |
| 11281 | } |
| 11282 | return mInBatchEditControllers; |
| 11283 | } |
| 11284 | |
Fabrice Di Meglio | 2226886 | 2011-06-27 18:13:18 -0700 | [diff] [blame] | 11285 | @Override |
| 11286 | protected void resolveTextDirection() { |
Fabrice Di Meglio | 7810b5f | 2011-08-24 18:26:14 -0700 | [diff] [blame] | 11287 | if (hasPasswordTransformationMethod()) { |
| 11288 | mTextDir = TextDirectionHeuristics.LOCALE; |
| 11289 | return; |
| 11290 | } |
| 11291 | |
Fabrice Di Meglio | 4b60c30 | 2011-08-17 16:56:55 -0700 | [diff] [blame] | 11292 | // Always need to resolve layout direction first |
| 11293 | final boolean defaultIsRtl = (getResolvedLayoutDirection() == LAYOUT_DIRECTION_RTL); |
| 11294 | |
| 11295 | // Then resolve text direction on the parent |
Doug Felt | cb379120 | 2011-07-07 11:57:48 -0700 | [diff] [blame] | 11296 | super.resolveTextDirection(); |
| 11297 | |
Fabrice Di Meglio | 4b60c30 | 2011-08-17 16:56:55 -0700 | [diff] [blame] | 11298 | // Now, we can select the heuristic |
Doug Felt | cb379120 | 2011-07-07 11:57:48 -0700 | [diff] [blame] | 11299 | int textDir = getResolvedTextDirection(); |
| 11300 | switch (textDir) { |
Fabrice Di Meglio | 2226886 | 2011-06-27 18:13:18 -0700 | [diff] [blame] | 11301 | default: |
Fabrice Di Meglio | 2226886 | 2011-06-27 18:13:18 -0700 | [diff] [blame] | 11302 | case TEXT_DIRECTION_FIRST_STRONG: |
Fabrice Di Meglio | 4b60c30 | 2011-08-17 16:56:55 -0700 | [diff] [blame] | 11303 | mTextDir = (defaultIsRtl ? TextDirectionHeuristics.FIRSTSTRONG_RTL : |
| 11304 | TextDirectionHeuristics.FIRSTSTRONG_LTR); |
Fabrice Di Meglio | 2226886 | 2011-06-27 18:13:18 -0700 | [diff] [blame] | 11305 | break; |
| 11306 | case TEXT_DIRECTION_ANY_RTL: |
Fabrice Di Meglio | a646145 | 2011-08-19 15:42:04 -0700 | [diff] [blame] | 11307 | mTextDir = TextDirectionHeuristics.ANYRTL_LTR; |
Fabrice Di Meglio | 2226886 | 2011-06-27 18:13:18 -0700 | [diff] [blame] | 11308 | break; |
| 11309 | case TEXT_DIRECTION_LTR: |
Doug Felt | cb379120 | 2011-07-07 11:57:48 -0700 | [diff] [blame] | 11310 | mTextDir = TextDirectionHeuristics.LTR; |
Fabrice Di Meglio | 2226886 | 2011-06-27 18:13:18 -0700 | [diff] [blame] | 11311 | break; |
| 11312 | case TEXT_DIRECTION_RTL: |
Doug Felt | cb379120 | 2011-07-07 11:57:48 -0700 | [diff] [blame] | 11313 | mTextDir = TextDirectionHeuristics.RTL; |
Fabrice Di Meglio | 2226886 | 2011-06-27 18:13:18 -0700 | [diff] [blame] | 11314 | break; |
| 11315 | } |
Fabrice Di Meglio | 2226886 | 2011-06-27 18:13:18 -0700 | [diff] [blame] | 11316 | } |
| 11317 | |
Fabrice Di Meglio | a3b6b95 | 2011-06-29 16:44:43 -0700 | [diff] [blame] | 11318 | /** |
| 11319 | * Subclasses will need to override this method to implement their own way of resolving |
| 11320 | * drawables depending on the layout direction. |
| 11321 | * |
| 11322 | * A call to the super method will be required from the subclasses implementation. |
| 11323 | * |
| 11324 | */ |
| 11325 | protected void resolveDrawables() { |
| 11326 | // No need to resolve twice |
Fabrice Di Meglio | f66fdad | 2011-07-19 13:08:47 -0700 | [diff] [blame] | 11327 | if (mResolvedDrawables) { |
Fabrice Di Meglio | a3b6b95 | 2011-06-29 16:44:43 -0700 | [diff] [blame] | 11328 | return; |
| 11329 | } |
| 11330 | // No drawable to resolve |
| 11331 | if (mDrawables == null) { |
| 11332 | return; |
| 11333 | } |
| 11334 | // No relative drawable to resolve |
| 11335 | if (mDrawables.mDrawableStart == null && mDrawables.mDrawableEnd == null) { |
Fabrice Di Meglio | f66fdad | 2011-07-19 13:08:47 -0700 | [diff] [blame] | 11336 | mResolvedDrawables = true; |
Fabrice Di Meglio | a3b6b95 | 2011-06-29 16:44:43 -0700 | [diff] [blame] | 11337 | return; |
| 11338 | } |
| 11339 | |
| 11340 | Drawables dr = mDrawables; |
| 11341 | switch(getResolvedLayoutDirection()) { |
| 11342 | case LAYOUT_DIRECTION_RTL: |
| 11343 | if (dr.mDrawableStart != null) { |
| 11344 | dr.mDrawableRight = dr.mDrawableStart; |
| 11345 | |
| 11346 | dr.mDrawableSizeRight = dr.mDrawableSizeStart; |
| 11347 | dr.mDrawableHeightRight = dr.mDrawableHeightStart; |
| 11348 | } |
| 11349 | if (dr.mDrawableEnd != null) { |
| 11350 | dr.mDrawableLeft = dr.mDrawableEnd; |
| 11351 | |
| 11352 | dr.mDrawableSizeLeft = dr.mDrawableSizeEnd; |
| 11353 | dr.mDrawableHeightLeft = dr.mDrawableHeightEnd; |
| 11354 | } |
| 11355 | break; |
| 11356 | |
| 11357 | case LAYOUT_DIRECTION_LTR: |
| 11358 | default: |
| 11359 | if (dr.mDrawableStart != null) { |
| 11360 | dr.mDrawableLeft = dr.mDrawableStart; |
| 11361 | |
| 11362 | dr.mDrawableSizeLeft = dr.mDrawableSizeStart; |
| 11363 | dr.mDrawableHeightLeft = dr.mDrawableHeightStart; |
| 11364 | } |
| 11365 | if (dr.mDrawableEnd != null) { |
| 11366 | dr.mDrawableRight = dr.mDrawableEnd; |
| 11367 | |
| 11368 | dr.mDrawableSizeRight = dr.mDrawableSizeEnd; |
| 11369 | dr.mDrawableHeightRight = dr.mDrawableHeightEnd; |
| 11370 | } |
| 11371 | break; |
| 11372 | } |
Fabrice Di Meglio | f66fdad | 2011-07-19 13:08:47 -0700 | [diff] [blame] | 11373 | mResolvedDrawables = true; |
Fabrice Di Meglio | a3b6b95 | 2011-06-29 16:44:43 -0700 | [diff] [blame] | 11374 | } |
| 11375 | |
| 11376 | protected void resetResolvedDrawables() { |
Fabrice Di Meglio | f66fdad | 2011-07-19 13:08:47 -0700 | [diff] [blame] | 11377 | mResolvedDrawables = false; |
Fabrice Di Meglio | a3b6b95 | 2011-06-29 16:44:43 -0700 | [diff] [blame] | 11378 | } |
| 11379 | |
satok | a67a3cf | 2011-09-07 17:14:03 +0900 | [diff] [blame] | 11380 | /** |
| 11381 | * @hide |
| 11382 | */ |
| 11383 | protected void viewClicked(InputMethodManager imm) { |
| 11384 | if (imm != null) { |
| 11385 | imm.viewClicked(this); |
| 11386 | } |
| 11387 | } |
| 11388 | |
Romain Guy | 6d95662 | 2010-11-29 11:38:05 -0800 | [diff] [blame] | 11389 | @ViewDebug.ExportedProperty(category = "text") |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 11390 | private CharSequence mText; |
| 11391 | private CharSequence mTransformed; |
| 11392 | private BufferType mBufferType = BufferType.NORMAL; |
| 11393 | |
| 11394 | private int mInputType = EditorInfo.TYPE_NULL; |
| 11395 | private CharSequence mHint; |
| 11396 | private Layout mHintLayout; |
| 11397 | |
| 11398 | private KeyListener mInput; |
| 11399 | |
| 11400 | private MovementMethod mMovement; |
| 11401 | private TransformationMethod mTransformation; |
Adam Powell | 7f8f79a | 2011-07-07 18:35:54 -0700 | [diff] [blame] | 11402 | private boolean mAllowTransformationLengthChange; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 11403 | private ChangeWatcher mChangeWatcher; |
| 11404 | |
| 11405 | private ArrayList<TextWatcher> mListeners = null; |
| 11406 | |
| 11407 | // display attributes |
Gilles Debunne | b6ca723 | 2010-06-24 11:45:21 -0700 | [diff] [blame] | 11408 | private final TextPaint mTextPaint; |
Romain Guy | 939151f | 2009-04-08 14:22:40 -0700 | [diff] [blame] | 11409 | private boolean mUserSetTextScaleX; |
Gilles Debunne | b6ca723 | 2010-06-24 11:45:21 -0700 | [diff] [blame] | 11410 | private final Paint mHighlightPaint; |
Gilles Debunne | 6fbe5ca | 2011-09-06 15:24:45 -0700 | [diff] [blame] | 11411 | private int mHighlightColor = 0x6633B5E5; |
Leon Scroggins | 1ca5626 | 2010-11-18 14:03:03 -0500 | [diff] [blame] | 11412 | /** |
| 11413 | * This is temporarily visible to fix bug 3085564 in webView. Do not rely on |
| 11414 | * this field being protected. Will be restored as private when lineHeight |
| 11415 | * feature request 3215097 is implemented |
| 11416 | * @hide |
| 11417 | */ |
| 11418 | protected Layout mLayout; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 11419 | |
| 11420 | private long mShowCursor; |
| 11421 | private Blink mBlink; |
| 11422 | private boolean mCursorVisible = true; |
| 11423 | |
Adam Powell | 965b969 | 2010-10-21 18:44:32 -0700 | [diff] [blame] | 11424 | // Cursor Controllers. |
Gilles Debunne | 9948ad7 | 2010-11-24 14:00:46 -0800 | [diff] [blame] | 11425 | private InsertionPointCursorController mInsertionPointCursorController; |
Gilles Debunne | e587d83 | 2010-11-23 20:20:11 -0800 | [diff] [blame] | 11426 | private SelectionModifierCursorController mSelectionModifierCursorController; |
Gilles Debunne | f788a9f | 2010-07-22 10:17:23 -0700 | [diff] [blame] | 11427 | private ActionMode mSelectionActionMode; |
Adam Powell | 965b969 | 2010-10-21 18:44:32 -0700 | [diff] [blame] | 11428 | private boolean mInsertionControllerEnabled; |
| 11429 | private boolean mSelectionControllerEnabled; |
| 11430 | private boolean mInBatchEditControllers; |
| 11431 | |
Gilles Debunne | cf1e925 | 2010-10-07 20:46:03 -0700 | [diff] [blame] | 11432 | // These are needed to desambiguate a long click. If the long click comes from ones of these, we |
| 11433 | // select from the current cursor position. Otherwise, select from long pressed position. |
| 11434 | private boolean mDPadCenterIsDown = false; |
| 11435 | private boolean mEnterKeyIsDown = false; |
Gilles Debunne | 528c6488 | 2010-10-08 11:56:13 -0700 | [diff] [blame] | 11436 | private boolean mContextMenuTriggeredByKey = false; |
Gilles Debunne | cc3ec6c | 2010-06-23 10:30:27 -0700 | [diff] [blame] | 11437 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 11438 | private boolean mSelectAllOnFocus = false; |
| 11439 | |
Fabrice Di Meglio | 9e3b002 | 2011-06-06 16:30:29 -0700 | [diff] [blame] | 11440 | private int mGravity = Gravity.TOP | Gravity.START; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 11441 | private boolean mHorizontallyScrolling; |
| 11442 | |
| 11443 | private int mAutoLinkMask; |
| 11444 | private boolean mLinksClickable = true; |
| 11445 | |
Gilles Debunne | 6435a56 | 2011-08-04 21:22:30 -0700 | [diff] [blame] | 11446 | private float mSpacingMult = 1.0f; |
| 11447 | private float mSpacingAdd = 0.0f; |
Gilles Debunne | 86b9c78 | 2010-11-11 10:43:48 -0800 | [diff] [blame] | 11448 | private boolean mTextIsSelectable = false; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 11449 | |
| 11450 | private static final int LINES = 1; |
| 11451 | private static final int EMS = LINES; |
| 11452 | private static final int PIXELS = 2; |
| 11453 | |
| 11454 | private int mMaximum = Integer.MAX_VALUE; |
| 11455 | private int mMaxMode = LINES; |
| 11456 | private int mMinimum = 0; |
| 11457 | private int mMinMode = LINES; |
| 11458 | |
Fabrice Di Meglio | 8059e090 | 2011-08-10 16:31:58 -0700 | [diff] [blame] | 11459 | private int mOldMaximum = mMaximum; |
| 11460 | private int mOldMaxMode = mMaxMode; |
| 11461 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 11462 | private int mMaxWidth = Integer.MAX_VALUE; |
| 11463 | private int mMaxWidthMode = PIXELS; |
| 11464 | private int mMinWidth = 0; |
| 11465 | private int mMinWidthMode = PIXELS; |
| 11466 | |
| 11467 | private boolean mSingleLine; |
| 11468 | private int mDesiredHeightAtMeasure = -1; |
| 11469 | private boolean mIncludePad = true; |
| 11470 | |
| 11471 | // tmp primitives, so we don't alloc them on each draw |
| 11472 | private Path mHighlightPath; |
| 11473 | private boolean mHighlightPathBogus = true; |
| 11474 | private static final RectF sTempRect = new RectF(); |
| 11475 | |
| 11476 | // XXX should be much larger |
| 11477 | private static final int VERY_WIDE = 16384; |
| 11478 | |
| 11479 | private static final int BLINK = 500; |
| 11480 | |
| 11481 | private static final int ANIMATED_SCROLL_GAP = 250; |
| 11482 | private long mLastScroll; |
| 11483 | private Scroller mScroller = null; |
| 11484 | |
| 11485 | private BoringLayout.Metrics mBoring; |
| 11486 | private BoringLayout.Metrics mHintBoring; |
| 11487 | |
| 11488 | private BoringLayout mSavedLayout, mSavedHintLayout; |
| 11489 | |
Doug Felt | cb379120 | 2011-07-07 11:57:48 -0700 | [diff] [blame] | 11490 | private TextDirectionHeuristic mTextDir = null; |
| 11491 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 11492 | private static final InputFilter[] NO_FILTERS = new InputFilter[0]; |
| 11493 | private InputFilter[] mFilters = NO_FILTERS; |
| 11494 | private static final Spanned EMPTY_SPANNED = new SpannedString(""); |
Christopher Tate | 36d4c3f | 2011-01-07 13:34:24 -0800 | [diff] [blame] | 11495 | private static int DRAG_SHADOW_MAX_TEXT_LENGTH = 20; |
Gilles Debunne | 0a2aa40 | 2010-11-24 17:57:46 -0800 | [diff] [blame] | 11496 | // System wide time for last cut or copy action. |
| 11497 | private static long sLastCutOrCopyTime; |
Gilles Debunne | 12d91ce | 2010-12-10 11:36:29 -0800 | [diff] [blame] | 11498 | // Used to highlight a word when it is corrected by the IME |
| 11499 | private CorrectionHighlighter mCorrectionHighlighter; |
Gilles Debunne | da0a3f0 | 2010-12-22 10:07:15 -0800 | [diff] [blame] | 11500 | // New state used to change background based on whether this TextView is multiline. |
| 11501 | private static final int[] MULTILINE_STATE_SET = { R.attr.state_multiline }; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 11502 | } |