Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2013 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 | |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 19 | import android.content.Context; |
Alan Viverette | 60727e0 | 2014-07-28 16:56:32 -0700 | [diff] [blame] | 20 | import android.content.res.ColorStateList; |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 21 | import android.content.res.Configuration; |
| 22 | import android.content.res.Resources; |
| 23 | import android.content.res.TypedArray; |
Alan Viverette | 5134478 | 2014-07-16 17:39:27 -0700 | [diff] [blame] | 24 | import android.graphics.Color; |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 25 | import android.os.Parcel; |
| 26 | import android.os.Parcelable; |
| 27 | import android.text.TextUtils; |
| 28 | import android.text.format.DateFormat; |
Fabrice Di Meglio | 014b8cf | 2013-12-18 12:51:22 -0800 | [diff] [blame] | 29 | import android.text.format.DateUtils; |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 30 | import android.util.AttributeSet; |
| 31 | import android.util.Log; |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 32 | import android.view.HapticFeedbackConstants; |
| 33 | import android.view.KeyCharacterMap; |
| 34 | import android.view.KeyEvent; |
| 35 | import android.view.LayoutInflater; |
| 36 | import android.view.View; |
| 37 | import android.view.ViewGroup; |
| 38 | import android.view.accessibility.AccessibilityEvent; |
| 39 | import android.view.accessibility.AccessibilityNodeInfo; |
| 40 | |
| 41 | import com.android.internal.R; |
| 42 | |
Alan Viverette | 7119d0d | 2014-08-25 17:27:02 -0700 | [diff] [blame] | 43 | import java.text.DateFormatSymbols; |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 44 | import java.util.ArrayList; |
| 45 | import java.util.Calendar; |
Fabrice Di Meglio | 014b8cf | 2013-12-18 12:51:22 -0800 | [diff] [blame] | 46 | import java.util.Locale; |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 47 | |
| 48 | /** |
| 49 | * A view for selecting the time of day, in either 24 hour or AM/PM mode. |
| 50 | */ |
Chet Haase | 3053b2f | 2014-08-06 07:51:50 -0700 | [diff] [blame] | 51 | class TimePickerSpinnerDelegate extends TimePicker.AbstractTimePickerDelegate implements |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 52 | RadialTimePickerView.OnValueSelectedListener { |
| 53 | |
| 54 | private static final String TAG = "TimePickerDelegate"; |
| 55 | |
| 56 | // Index used by RadialPickerLayout |
| 57 | private static final int HOUR_INDEX = 0; |
| 58 | private static final int MINUTE_INDEX = 1; |
| 59 | |
| 60 | // NOT a real index for the purpose of what's showing. |
| 61 | private static final int AMPM_INDEX = 2; |
| 62 | |
| 63 | // Also NOT a real index, just used for keyboard mode. |
| 64 | private static final int ENABLE_PICKER_INDEX = 3; |
| 65 | |
| 66 | private static final int AM = 0; |
| 67 | private static final int PM = 1; |
| 68 | |
| 69 | private static final boolean DEFAULT_ENABLED_STATE = true; |
| 70 | private boolean mIsEnabled = DEFAULT_ENABLED_STATE; |
| 71 | |
| 72 | private static final int HOURS_IN_HALF_DAY = 12; |
| 73 | |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 74 | private TextView mHourView; |
| 75 | private TextView mMinuteView; |
| 76 | private TextView mAmPmTextView; |
| 77 | private RadialTimePickerView mRadialTimePickerView; |
| 78 | private TextView mSeparatorView; |
| 79 | |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 80 | private String mAmText; |
| 81 | private String mPmText; |
| 82 | |
| 83 | private boolean mAllowAutoAdvance; |
| 84 | private int mInitialHourOfDay; |
| 85 | private int mInitialMinute; |
| 86 | private boolean mIs24HourView; |
| 87 | |
| 88 | // For hardware IME input. |
| 89 | private char mPlaceholderText; |
| 90 | private String mDoublePlaceholderText; |
| 91 | private String mDeletedKeyFormat; |
| 92 | private boolean mInKbMode; |
| 93 | private ArrayList<Integer> mTypedTimes = new ArrayList<Integer>(); |
| 94 | private Node mLegalTimesTree; |
| 95 | private int mAmKeyCode; |
| 96 | private int mPmKeyCode; |
| 97 | |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 98 | // Accessibility strings. |
| 99 | private String mHourPickerDescription; |
| 100 | private String mSelectHours; |
| 101 | private String mMinutePickerDescription; |
| 102 | private String mSelectMinutes; |
| 103 | |
Fabrice Di Meglio | 014b8cf | 2013-12-18 12:51:22 -0800 | [diff] [blame] | 104 | private Calendar mTempCalendar; |
| 105 | |
Chet Haase | 3053b2f | 2014-08-06 07:51:50 -0700 | [diff] [blame] | 106 | public TimePickerSpinnerDelegate(TimePicker delegator, Context context, AttributeSet attrs, |
| 107 | int defStyleAttr, int defStyleRes) { |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 108 | super(delegator, context); |
| 109 | |
| 110 | // process style attributes |
| 111 | final TypedArray a = mContext.obtainStyledAttributes(attrs, |
| 112 | R.styleable.TimePicker, defStyleAttr, defStyleRes); |
Alan Viverette | 60727e0 | 2014-07-28 16:56:32 -0700 | [diff] [blame] | 113 | final LayoutInflater inflater = (LayoutInflater) mContext.getSystemService( |
| 114 | Context.LAYOUT_INFLATER_SERVICE); |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 115 | final Resources res = mContext.getResources(); |
| 116 | |
| 117 | mHourPickerDescription = res.getString(R.string.hour_picker_description); |
| 118 | mSelectHours = res.getString(R.string.select_hours); |
| 119 | mMinutePickerDescription = res.getString(R.string.minute_picker_description); |
| 120 | mSelectMinutes = res.getString(R.string.select_minutes); |
Elliott Hughes | 1cc51a6 | 2014-08-21 16:21:30 -0700 | [diff] [blame] | 121 | |
| 122 | String[] amPmStrings = TimePickerClockDelegate.getAmPmStrings(context); |
| 123 | mAmText = amPmStrings[0]; |
| 124 | mPmText = amPmStrings[1]; |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 125 | |
Alan Viverette | 60727e0 | 2014-07-28 16:56:32 -0700 | [diff] [blame] | 126 | final int layoutResourceId = a.getResourceId(R.styleable.TimePicker_internalLayout, |
| 127 | R.layout.time_picker_holo); |
| 128 | final View mainView = inflater.inflate(layoutResourceId, null); |
| 129 | mDelegator.addView(mainView); |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 130 | |
Alan Viverette | 60727e0 | 2014-07-28 16:56:32 -0700 | [diff] [blame] | 131 | mHourView = (TextView) mainView.findViewById(R.id.hours); |
| 132 | mSeparatorView = (TextView) mainView.findViewById(R.id.separator); |
| 133 | mMinuteView = (TextView) mainView.findViewById(R.id.minutes); |
| 134 | mAmPmTextView = (TextView) mainView.findViewById(R.id.ampm_label); |
Alan Viverette | 5134478 | 2014-07-16 17:39:27 -0700 | [diff] [blame] | 135 | |
| 136 | // Set up text appearances from style. |
Alan Viverette | 60727e0 | 2014-07-28 16:56:32 -0700 | [diff] [blame] | 137 | final int headerTimeTextAppearance = a.getResourceId( |
| 138 | R.styleable.TimePicker_headerTimeTextAppearance, 0); |
Alan Viverette | 5134478 | 2014-07-16 17:39:27 -0700 | [diff] [blame] | 139 | if (headerTimeTextAppearance != 0) { |
| 140 | mHourView.setTextAppearance(context, headerTimeTextAppearance); |
| 141 | mSeparatorView.setTextAppearance(context, headerTimeTextAppearance); |
| 142 | mMinuteView.setTextAppearance(context, headerTimeTextAppearance); |
| 143 | } |
| 144 | |
Alan Viverette | 60727e0 | 2014-07-28 16:56:32 -0700 | [diff] [blame] | 145 | final int headerSelectedTextColor = a.getColor( |
| 146 | R.styleable.TimePicker_headerSelectedTextColor, |
| 147 | res.getColor(R.color.timepicker_default_selector_color_material)); |
| 148 | mHourView.setTextColor(ColorStateList.addFirstIfMissing(mHourView.getTextColors(), |
| 149 | R.attr.state_selected, headerSelectedTextColor)); |
| 150 | mMinuteView.setTextColor(ColorStateList.addFirstIfMissing(mMinuteView.getTextColors(), |
| 151 | R.attr.state_selected, headerSelectedTextColor)); |
| 152 | |
| 153 | final int headerAmPmTextAppearance = a.getResourceId( |
| 154 | R.styleable.TimePicker_headerAmPmTextAppearance, 0); |
Alan Viverette | 5134478 | 2014-07-16 17:39:27 -0700 | [diff] [blame] | 155 | if (headerAmPmTextAppearance != 0) { |
| 156 | mAmPmTextView.setTextAppearance(context, headerAmPmTextAppearance); |
| 157 | } |
| 158 | |
Alan Viverette | 60727e0 | 2014-07-28 16:56:32 -0700 | [diff] [blame] | 159 | final int headerBackgroundColor = a.getColor( |
| 160 | R.styleable.TimePicker_headerBackgroundColor, Color.TRANSPARENT); |
Alan Viverette | 5134478 | 2014-07-16 17:39:27 -0700 | [diff] [blame] | 161 | if (headerBackgroundColor != Color.TRANSPARENT) { |
Alan Viverette | 60727e0 | 2014-07-28 16:56:32 -0700 | [diff] [blame] | 162 | mainView.findViewById(R.id.time_header).setBackgroundColor(headerBackgroundColor); |
Alan Viverette | 5134478 | 2014-07-16 17:39:27 -0700 | [diff] [blame] | 163 | } |
| 164 | |
Alan Viverette | 60727e0 | 2014-07-28 16:56:32 -0700 | [diff] [blame] | 165 | a.recycle(); |
Alan Viverette | 5134478 | 2014-07-16 17:39:27 -0700 | [diff] [blame] | 166 | |
Alan Viverette | 60727e0 | 2014-07-28 16:56:32 -0700 | [diff] [blame] | 167 | mRadialTimePickerView = (RadialTimePickerView) mainView.findViewById( |
| 168 | R.id.radial_picker); |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 169 | |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 170 | setupListeners(); |
| 171 | |
| 172 | mAllowAutoAdvance = true; |
| 173 | |
| 174 | // Set up for keyboard mode. |
| 175 | mDoublePlaceholderText = res.getString(R.string.time_placeholder); |
| 176 | mDeletedKeyFormat = res.getString(R.string.deleted_key); |
| 177 | mPlaceholderText = mDoublePlaceholderText.charAt(0); |
| 178 | mAmKeyCode = mPmKeyCode = -1; |
| 179 | generateLegalTimesTree(); |
| 180 | |
| 181 | // Initialize with current time |
| 182 | final Calendar calendar = Calendar.getInstance(mCurrentLocale); |
| 183 | final int currentHour = calendar.get(Calendar.HOUR_OF_DAY); |
| 184 | final int currentMinute = calendar.get(Calendar.MINUTE); |
Alan Viverette | 518ff0d | 2014-08-15 14:20:35 -0700 | [diff] [blame] | 185 | initialize(currentHour, currentMinute, false /* 12h */, HOUR_INDEX); |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 186 | } |
| 187 | |
Alan Viverette | 518ff0d | 2014-08-15 14:20:35 -0700 | [diff] [blame] | 188 | private void initialize(int hourOfDay, int minute, boolean is24HourView, int index) { |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 189 | mInitialHourOfDay = hourOfDay; |
| 190 | mInitialMinute = minute; |
| 191 | mIs24HourView = is24HourView; |
| 192 | mInKbMode = false; |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 193 | updateUI(index); |
| 194 | } |
| 195 | |
| 196 | private void setupListeners() { |
| 197 | KeyboardListener keyboardListener = new KeyboardListener(); |
| 198 | mDelegator.setOnKeyListener(keyboardListener); |
| 199 | |
| 200 | mHourView.setOnKeyListener(keyboardListener); |
| 201 | mMinuteView.setOnKeyListener(keyboardListener); |
| 202 | mAmPmTextView.setOnKeyListener(keyboardListener); |
| 203 | mRadialTimePickerView.setOnValueSelectedListener(this); |
| 204 | mRadialTimePickerView.setOnKeyListener(keyboardListener); |
| 205 | |
| 206 | mHourView.setOnClickListener(new View.OnClickListener() { |
| 207 | @Override |
| 208 | public void onClick(View v) { |
Alan Viverette | 7119d0d | 2014-08-25 17:27:02 -0700 | [diff] [blame] | 209 | setCurrentItemShowing(HOUR_INDEX, true, true); |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 210 | tryVibrate(); |
| 211 | } |
| 212 | }); |
| 213 | mMinuteView.setOnClickListener(new View.OnClickListener() { |
| 214 | @Override |
| 215 | public void onClick(View v) { |
Alan Viverette | 7119d0d | 2014-08-25 17:27:02 -0700 | [diff] [blame] | 216 | setCurrentItemShowing(MINUTE_INDEX, true, true); |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 217 | tryVibrate(); |
| 218 | } |
| 219 | }); |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 220 | } |
| 221 | |
| 222 | private void updateUI(int index) { |
| 223 | // Update RadialPicker values |
| 224 | updateRadialPicker(index); |
| 225 | // Enable or disable the AM/PM view. |
| 226 | updateHeaderAmPm(); |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 227 | // Update Hour and Minutes |
| 228 | updateHeaderHour(mInitialHourOfDay, true); |
| 229 | // Update time separator |
| 230 | updateHeaderSeparator(); |
| 231 | // Update Minutes |
| 232 | updateHeaderMinute(mInitialMinute); |
| 233 | // Invalidate everything |
| 234 | mDelegator.invalidate(); |
| 235 | } |
| 236 | |
| 237 | private void updateRadialPicker(int index) { |
| 238 | mRadialTimePickerView.initialize(mInitialHourOfDay, mInitialMinute, mIs24HourView); |
Alan Viverette | 7119d0d | 2014-08-25 17:27:02 -0700 | [diff] [blame] | 239 | setCurrentItemShowing(index, false, true); |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 240 | } |
| 241 | |
| 242 | private int computeMaxWidthOfNumbers(int max) { |
| 243 | TextView tempView = new TextView(mContext); |
Alan Viverette | 5134478 | 2014-07-16 17:39:27 -0700 | [diff] [blame] | 244 | tempView.setTextAppearance(mContext, R.style.TextAppearance_Material_TimePicker_TimeLabel); |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 245 | ViewGroup.LayoutParams lp = new ViewGroup.LayoutParams(ViewGroup.LayoutParams.WRAP_CONTENT, |
| 246 | ViewGroup.LayoutParams.WRAP_CONTENT); |
| 247 | tempView.setLayoutParams(lp); |
| 248 | int maxWidth = 0; |
| 249 | for (int minutes = 0; minutes < max; minutes++) { |
| 250 | final String text = String.format("%02d", minutes); |
| 251 | tempView.setText(text); |
| 252 | tempView.measure(View.MeasureSpec.UNSPECIFIED, View.MeasureSpec.UNSPECIFIED); |
| 253 | maxWidth = Math.max(maxWidth, tempView.getMeasuredWidth()); |
| 254 | } |
| 255 | return maxWidth; |
| 256 | } |
| 257 | |
| 258 | private void updateHeaderAmPm() { |
| 259 | if (mIs24HourView) { |
| 260 | mAmPmTextView.setVisibility(View.GONE); |
| 261 | } else { |
| 262 | mAmPmTextView.setVisibility(View.VISIBLE); |
| 263 | final String bestDateTimePattern = DateFormat.getBestDateTimePattern(mCurrentLocale, |
| 264 | "hm"); |
| 265 | |
| 266 | boolean amPmOnLeft = bestDateTimePattern.startsWith("a"); |
| 267 | if (TextUtils.getLayoutDirectionFromLocale(mCurrentLocale) == |
| 268 | View.LAYOUT_DIRECTION_RTL) { |
| 269 | amPmOnLeft = !amPmOnLeft; |
| 270 | } |
| 271 | |
| 272 | RelativeLayout.LayoutParams layoutParams = (RelativeLayout.LayoutParams) |
| 273 | mAmPmTextView.getLayoutParams(); |
| 274 | |
| 275 | if (amPmOnLeft) { |
| 276 | layoutParams.rightMargin = computeMaxWidthOfNumbers(12 /* for hours */); |
| 277 | layoutParams.removeRule(RelativeLayout.RIGHT_OF); |
| 278 | layoutParams.addRule(RelativeLayout.LEFT_OF, R.id.separator); |
| 279 | } else { |
| 280 | layoutParams.leftMargin = computeMaxWidthOfNumbers(60 /* for minutes */); |
| 281 | layoutParams.removeRule(RelativeLayout.LEFT_OF); |
| 282 | layoutParams.addRule(RelativeLayout.RIGHT_OF, R.id.separator); |
| 283 | } |
| 284 | |
| 285 | updateAmPmDisplay(mInitialHourOfDay < 12 ? AM : PM); |
| 286 | mAmPmTextView.setOnClickListener(new View.OnClickListener() { |
| 287 | @Override |
| 288 | public void onClick(View v) { |
| 289 | tryVibrate(); |
| 290 | int amOrPm = mRadialTimePickerView.getAmOrPm(); |
| 291 | if (amOrPm == AM) { |
| 292 | amOrPm = PM; |
| 293 | } else if (amOrPm == PM){ |
| 294 | amOrPm = AM; |
| 295 | } |
| 296 | updateAmPmDisplay(amOrPm); |
| 297 | mRadialTimePickerView.setAmOrPm(amOrPm); |
| 298 | } |
| 299 | }); |
| 300 | } |
| 301 | } |
| 302 | |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 303 | /** |
| 304 | * Set the current hour. |
| 305 | */ |
| 306 | @Override |
| 307 | public void setCurrentHour(Integer currentHour) { |
| 308 | if (mInitialHourOfDay == currentHour) { |
| 309 | return; |
| 310 | } |
| 311 | mInitialHourOfDay = currentHour; |
| 312 | updateHeaderHour(currentHour, true /* accessibility announce */); |
| 313 | updateHeaderAmPm(); |
| 314 | mRadialTimePickerView.setCurrentHour(currentHour); |
| 315 | mRadialTimePickerView.setAmOrPm(mInitialHourOfDay < 12 ? AM : PM); |
| 316 | mDelegator.invalidate(); |
| 317 | onTimeChanged(); |
| 318 | } |
| 319 | |
| 320 | /** |
| 321 | * @return The current hour in the range (0-23). |
| 322 | */ |
| 323 | @Override |
| 324 | public Integer getCurrentHour() { |
| 325 | int currentHour = mRadialTimePickerView.getCurrentHour(); |
| 326 | if (mIs24HourView) { |
| 327 | return currentHour; |
| 328 | } else { |
| 329 | switch(mRadialTimePickerView.getAmOrPm()) { |
| 330 | case PM: |
| 331 | return (currentHour % HOURS_IN_HALF_DAY) + HOURS_IN_HALF_DAY; |
| 332 | case AM: |
| 333 | default: |
| 334 | return currentHour % HOURS_IN_HALF_DAY; |
| 335 | } |
| 336 | } |
| 337 | } |
| 338 | |
| 339 | /** |
| 340 | * Set the current minute (0-59). |
| 341 | */ |
| 342 | @Override |
| 343 | public void setCurrentMinute(Integer currentMinute) { |
| 344 | if (mInitialMinute == currentMinute) { |
| 345 | return; |
| 346 | } |
| 347 | mInitialMinute = currentMinute; |
| 348 | updateHeaderMinute(currentMinute); |
| 349 | mRadialTimePickerView.setCurrentMinute(currentMinute); |
| 350 | mDelegator.invalidate(); |
| 351 | onTimeChanged(); |
| 352 | } |
| 353 | |
| 354 | /** |
| 355 | * @return The current minute. |
| 356 | */ |
| 357 | @Override |
| 358 | public Integer getCurrentMinute() { |
| 359 | return mRadialTimePickerView.getCurrentMinute(); |
| 360 | } |
| 361 | |
| 362 | /** |
| 363 | * Set whether in 24 hour or AM/PM mode. |
| 364 | * |
| 365 | * @param is24HourView True = 24 hour mode. False = AM/PM. |
| 366 | */ |
| 367 | @Override |
| 368 | public void setIs24HourView(Boolean is24HourView) { |
| 369 | if (is24HourView == mIs24HourView) { |
| 370 | return; |
| 371 | } |
| 372 | mIs24HourView = is24HourView; |
| 373 | generateLegalTimesTree(); |
| 374 | int hour = mRadialTimePickerView.getCurrentHour(); |
| 375 | mInitialHourOfDay = hour; |
| 376 | updateHeaderHour(hour, false /* no accessibility announce */); |
| 377 | updateHeaderAmPm(); |
| 378 | updateRadialPicker(mRadialTimePickerView.getCurrentItemShowing()); |
| 379 | mDelegator.invalidate(); |
| 380 | } |
| 381 | |
| 382 | /** |
| 383 | * @return true if this is in 24 hour view else false. |
| 384 | */ |
| 385 | @Override |
| 386 | public boolean is24HourView() { |
| 387 | return mIs24HourView; |
| 388 | } |
| 389 | |
| 390 | @Override |
| 391 | public void setOnTimeChangedListener(TimePicker.OnTimeChangedListener callback) { |
| 392 | mOnTimeChangedListener = callback; |
| 393 | } |
| 394 | |
| 395 | @Override |
| 396 | public void setEnabled(boolean enabled) { |
| 397 | mHourView.setEnabled(enabled); |
| 398 | mMinuteView.setEnabled(enabled); |
| 399 | mAmPmTextView.setEnabled(enabled); |
| 400 | mRadialTimePickerView.setEnabled(enabled); |
| 401 | mIsEnabled = enabled; |
| 402 | } |
| 403 | |
| 404 | @Override |
| 405 | public boolean isEnabled() { |
| 406 | return mIsEnabled; |
| 407 | } |
| 408 | |
| 409 | @Override |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 410 | public int getBaseline() { |
| 411 | // does not support baseline alignment |
| 412 | return -1; |
| 413 | } |
| 414 | |
| 415 | @Override |
| 416 | public void onConfigurationChanged(Configuration newConfig) { |
| 417 | updateUI(mRadialTimePickerView.getCurrentItemShowing()); |
| 418 | } |
| 419 | |
| 420 | @Override |
| 421 | public Parcelable onSaveInstanceState(Parcelable superState) { |
| 422 | return new SavedState(superState, getCurrentHour(), getCurrentMinute(), |
Alan Viverette | 518ff0d | 2014-08-15 14:20:35 -0700 | [diff] [blame] | 423 | is24HourView(), inKbMode(), getTypedTimes(), getCurrentItemShowing()); |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 424 | } |
| 425 | |
| 426 | @Override |
| 427 | public void onRestoreInstanceState(Parcelable state) { |
| 428 | SavedState ss = (SavedState) state; |
| 429 | setInKbMode(ss.inKbMode()); |
| 430 | setTypedTimes(ss.getTypesTimes()); |
Alan Viverette | 518ff0d | 2014-08-15 14:20:35 -0700 | [diff] [blame] | 431 | initialize(ss.getHour(), ss.getMinute(), ss.is24HourMode(), ss.getCurrentItemShowing()); |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 432 | mRadialTimePickerView.invalidate(); |
| 433 | if (mInKbMode) { |
| 434 | tryStartingKbMode(-1); |
| 435 | mHourView.invalidate(); |
| 436 | } |
| 437 | } |
| 438 | |
| 439 | @Override |
Fabrice Di Meglio | 014b8cf | 2013-12-18 12:51:22 -0800 | [diff] [blame] | 440 | public void setCurrentLocale(Locale locale) { |
| 441 | super.setCurrentLocale(locale); |
| 442 | mTempCalendar = Calendar.getInstance(locale); |
| 443 | } |
| 444 | |
| 445 | @Override |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 446 | public boolean dispatchPopulateAccessibilityEvent(AccessibilityEvent event) { |
Fabrice Di Meglio | 014b8cf | 2013-12-18 12:51:22 -0800 | [diff] [blame] | 447 | onPopulateAccessibilityEvent(event); |
| 448 | return true; |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 449 | } |
| 450 | |
| 451 | @Override |
| 452 | public void onPopulateAccessibilityEvent(AccessibilityEvent event) { |
Fabrice Di Meglio | 014b8cf | 2013-12-18 12:51:22 -0800 | [diff] [blame] | 453 | int flags = DateUtils.FORMAT_SHOW_TIME; |
| 454 | if (mIs24HourView) { |
| 455 | flags |= DateUtils.FORMAT_24HOUR; |
| 456 | } else { |
| 457 | flags |= DateUtils.FORMAT_12HOUR; |
| 458 | } |
| 459 | mTempCalendar.set(Calendar.HOUR_OF_DAY, getCurrentHour()); |
| 460 | mTempCalendar.set(Calendar.MINUTE, getCurrentMinute()); |
| 461 | String selectedDate = DateUtils.formatDateTime(mContext, |
| 462 | mTempCalendar.getTimeInMillis(), flags); |
| 463 | event.getText().add(selectedDate); |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 464 | } |
| 465 | |
| 466 | @Override |
| 467 | public void onInitializeAccessibilityEvent(AccessibilityEvent event) { |
Fabrice Di Meglio | 014b8cf | 2013-12-18 12:51:22 -0800 | [diff] [blame] | 468 | event.setClassName(TimePicker.class.getName()); |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 469 | } |
| 470 | |
| 471 | @Override |
| 472 | public void onInitializeAccessibilityNodeInfo(AccessibilityNodeInfo info) { |
Fabrice Di Meglio | 014b8cf | 2013-12-18 12:51:22 -0800 | [diff] [blame] | 473 | info.setClassName(TimePicker.class.getName()); |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 474 | } |
| 475 | |
| 476 | /** |
| 477 | * Set whether in keyboard mode or not. |
| 478 | * |
| 479 | * @param inKbMode True means in keyboard mode. |
| 480 | */ |
| 481 | private void setInKbMode(boolean inKbMode) { |
| 482 | mInKbMode = inKbMode; |
| 483 | } |
| 484 | |
| 485 | /** |
| 486 | * @return true if in keyboard mode |
| 487 | */ |
| 488 | private boolean inKbMode() { |
| 489 | return mInKbMode; |
| 490 | } |
| 491 | |
| 492 | private void setTypedTimes(ArrayList<Integer> typeTimes) { |
| 493 | mTypedTimes = typeTimes; |
| 494 | } |
| 495 | |
| 496 | /** |
| 497 | * @return an array of typed times |
| 498 | */ |
| 499 | private ArrayList<Integer> getTypedTimes() { |
| 500 | return mTypedTimes; |
| 501 | } |
| 502 | |
| 503 | /** |
| 504 | * @return the index of the current item showing |
| 505 | */ |
| 506 | private int getCurrentItemShowing() { |
| 507 | return mRadialTimePickerView.getCurrentItemShowing(); |
| 508 | } |
| 509 | |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 510 | /** |
| 511 | * Propagate the time change |
| 512 | */ |
| 513 | private void onTimeChanged() { |
| 514 | mDelegator.sendAccessibilityEvent(AccessibilityEvent.TYPE_VIEW_SELECTED); |
| 515 | if (mOnTimeChangedListener != null) { |
| 516 | mOnTimeChangedListener.onTimeChanged(mDelegator, |
| 517 | getCurrentHour(), getCurrentMinute()); |
| 518 | } |
| 519 | } |
| 520 | |
| 521 | /** |
| 522 | * Used to save / restore state of time picker |
| 523 | */ |
| 524 | private static class SavedState extends View.BaseSavedState { |
| 525 | |
| 526 | private final int mHour; |
| 527 | private final int mMinute; |
| 528 | private final boolean mIs24HourMode; |
| 529 | private final boolean mInKbMode; |
| 530 | private final ArrayList<Integer> mTypedTimes; |
| 531 | private final int mCurrentItemShowing; |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 532 | |
| 533 | private SavedState(Parcelable superState, int hour, int minute, boolean is24HourMode, |
| 534 | boolean isKbMode, ArrayList<Integer> typedTimes, |
Alan Viverette | 518ff0d | 2014-08-15 14:20:35 -0700 | [diff] [blame] | 535 | int currentItemShowing) { |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 536 | super(superState); |
| 537 | mHour = hour; |
| 538 | mMinute = minute; |
| 539 | mIs24HourMode = is24HourMode; |
| 540 | mInKbMode = isKbMode; |
| 541 | mTypedTimes = typedTimes; |
| 542 | mCurrentItemShowing = currentItemShowing; |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 543 | } |
| 544 | |
| 545 | private SavedState(Parcel in) { |
| 546 | super(in); |
| 547 | mHour = in.readInt(); |
| 548 | mMinute = in.readInt(); |
| 549 | mIs24HourMode = (in.readInt() == 1); |
| 550 | mInKbMode = (in.readInt() == 1); |
| 551 | mTypedTimes = in.readArrayList(getClass().getClassLoader()); |
| 552 | mCurrentItemShowing = in.readInt(); |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 553 | } |
| 554 | |
| 555 | public int getHour() { |
| 556 | return mHour; |
| 557 | } |
| 558 | |
| 559 | public int getMinute() { |
| 560 | return mMinute; |
| 561 | } |
| 562 | |
| 563 | public boolean is24HourMode() { |
| 564 | return mIs24HourMode; |
| 565 | } |
| 566 | |
| 567 | public boolean inKbMode() { |
| 568 | return mInKbMode; |
| 569 | } |
| 570 | |
| 571 | public ArrayList<Integer> getTypesTimes() { |
| 572 | return mTypedTimes; |
| 573 | } |
| 574 | |
| 575 | public int getCurrentItemShowing() { |
| 576 | return mCurrentItemShowing; |
| 577 | } |
| 578 | |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 579 | @Override |
| 580 | public void writeToParcel(Parcel dest, int flags) { |
| 581 | super.writeToParcel(dest, flags); |
| 582 | dest.writeInt(mHour); |
| 583 | dest.writeInt(mMinute); |
| 584 | dest.writeInt(mIs24HourMode ? 1 : 0); |
| 585 | dest.writeInt(mInKbMode ? 1 : 0); |
| 586 | dest.writeList(mTypedTimes); |
| 587 | dest.writeInt(mCurrentItemShowing); |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 588 | } |
| 589 | |
| 590 | @SuppressWarnings({"unused", "hiding"}) |
| 591 | public static final Parcelable.Creator<SavedState> CREATOR = new Creator<SavedState>() { |
| 592 | public SavedState createFromParcel(Parcel in) { |
| 593 | return new SavedState(in); |
| 594 | } |
| 595 | |
| 596 | public SavedState[] newArray(int size) { |
| 597 | return new SavedState[size]; |
| 598 | } |
| 599 | }; |
| 600 | } |
| 601 | |
| 602 | private void tryVibrate() { |
| 603 | mDelegator.performHapticFeedback(HapticFeedbackConstants.CLOCK_TICK); |
| 604 | } |
| 605 | |
| 606 | private void updateAmPmDisplay(int amOrPm) { |
| 607 | if (amOrPm == AM) { |
| 608 | mAmPmTextView.setText(mAmText); |
| 609 | mRadialTimePickerView.announceForAccessibility(mAmText); |
| 610 | } else if (amOrPm == PM){ |
| 611 | mAmPmTextView.setText(mPmText); |
| 612 | mRadialTimePickerView.announceForAccessibility(mPmText); |
| 613 | } else { |
| 614 | mAmPmTextView.setText(mDoublePlaceholderText); |
| 615 | } |
| 616 | } |
| 617 | |
| 618 | /** |
| 619 | * Called by the picker for updating the header display. |
| 620 | */ |
| 621 | @Override |
| 622 | public void onValueSelected(int pickerIndex, int newValue, boolean autoAdvance) { |
| 623 | if (pickerIndex == HOUR_INDEX) { |
| 624 | updateHeaderHour(newValue, false); |
| 625 | String announcement = String.format("%d", newValue); |
| 626 | if (mAllowAutoAdvance && autoAdvance) { |
Alan Viverette | 7119d0d | 2014-08-25 17:27:02 -0700 | [diff] [blame] | 627 | setCurrentItemShowing(MINUTE_INDEX, true, false); |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 628 | announcement += ". " + mSelectMinutes; |
| 629 | } else { |
| 630 | mRadialTimePickerView.setContentDescription( |
| 631 | mHourPickerDescription + ": " + newValue); |
| 632 | } |
| 633 | |
| 634 | mRadialTimePickerView.announceForAccessibility(announcement); |
| 635 | } else if (pickerIndex == MINUTE_INDEX){ |
| 636 | updateHeaderMinute(newValue); |
| 637 | mRadialTimePickerView.setContentDescription(mMinutePickerDescription + ": " + newValue); |
| 638 | } else if (pickerIndex == AMPM_INDEX) { |
| 639 | updateAmPmDisplay(newValue); |
| 640 | } else if (pickerIndex == ENABLE_PICKER_INDEX) { |
| 641 | if (!isTypedTimeFullyLegal()) { |
| 642 | mTypedTimes.clear(); |
| 643 | } |
| 644 | finishKbMode(true); |
| 645 | } |
| 646 | } |
| 647 | |
| 648 | private void updateHeaderHour(int value, boolean announce) { |
| 649 | final String bestDateTimePattern = DateFormat.getBestDateTimePattern(mCurrentLocale, |
| 650 | (mIs24HourView) ? "Hm" : "hm"); |
| 651 | final int lengthPattern = bestDateTimePattern.length(); |
| 652 | boolean hourWithTwoDigit = false; |
| 653 | char hourFormat = '\0'; |
| 654 | // Check if the returned pattern is single or double 'H', 'h', 'K', 'k'. We also save |
| 655 | // the hour format that we found. |
| 656 | for (int i = 0; i < lengthPattern; i++) { |
| 657 | final char c = bestDateTimePattern.charAt(i); |
| 658 | if (c == 'H' || c == 'h' || c == 'K' || c == 'k') { |
| 659 | hourFormat = c; |
| 660 | if (i + 1 < lengthPattern && c == bestDateTimePattern.charAt(i + 1)) { |
| 661 | hourWithTwoDigit = true; |
| 662 | } |
| 663 | break; |
| 664 | } |
| 665 | } |
| 666 | final String format; |
| 667 | if (hourWithTwoDigit) { |
| 668 | format = "%02d"; |
| 669 | } else { |
| 670 | format = "%d"; |
| 671 | } |
| 672 | if (mIs24HourView) { |
| 673 | // 'k' means 1-24 hour |
| 674 | if (hourFormat == 'k' && value == 0) { |
| 675 | value = 24; |
| 676 | } |
| 677 | } else { |
| 678 | // 'K' means 0-11 hour |
| 679 | value = modulo12(value, hourFormat == 'K'); |
| 680 | } |
| 681 | CharSequence text = String.format(format, value); |
| 682 | mHourView.setText(text); |
| 683 | if (announce) { |
| 684 | mRadialTimePickerView.announceForAccessibility(text); |
| 685 | } |
| 686 | } |
| 687 | |
| 688 | private static int modulo12(int n, boolean startWithZero) { |
| 689 | int value = n % 12; |
| 690 | if (value == 0 && !startWithZero) { |
| 691 | value = 12; |
| 692 | } |
| 693 | return value; |
| 694 | } |
| 695 | |
| 696 | /** |
| 697 | * The time separator is defined in the Unicode CLDR and cannot be supposed to be ":". |
| 698 | * |
| 699 | * See http://unicode.org/cldr/trac/browser/trunk/common/main |
| 700 | * |
| 701 | * We pass the correct "skeleton" depending on 12 or 24 hours view and then extract the |
| 702 | * separator as the character which is just after the hour marker in the returned pattern. |
| 703 | */ |
| 704 | private void updateHeaderSeparator() { |
| 705 | final String bestDateTimePattern = DateFormat.getBestDateTimePattern(mCurrentLocale, |
| 706 | (mIs24HourView) ? "Hm" : "hm"); |
| 707 | final String separatorText; |
| 708 | // See http://www.unicode.org/reports/tr35/tr35-dates.html for hour formats |
| 709 | final char[] hourFormats = {'H', 'h', 'K', 'k'}; |
| 710 | int hIndex = lastIndexOfAny(bestDateTimePattern, hourFormats); |
| 711 | if (hIndex == -1) { |
| 712 | // Default case |
| 713 | separatorText = ":"; |
| 714 | } else { |
| 715 | separatorText = Character.toString(bestDateTimePattern.charAt(hIndex + 1)); |
| 716 | } |
| 717 | mSeparatorView.setText(separatorText); |
| 718 | } |
| 719 | |
| 720 | static private int lastIndexOfAny(String str, char[] any) { |
| 721 | final int lengthAny = any.length; |
| 722 | if (lengthAny > 0) { |
| 723 | for (int i = str.length() - 1; i >= 0; i--) { |
| 724 | char c = str.charAt(i); |
| 725 | for (int j = 0; j < lengthAny; j++) { |
| 726 | if (c == any[j]) { |
| 727 | return i; |
| 728 | } |
| 729 | } |
| 730 | } |
| 731 | } |
| 732 | return -1; |
| 733 | } |
| 734 | |
| 735 | private void updateHeaderMinute(int value) { |
| 736 | if (value == 60) { |
| 737 | value = 0; |
| 738 | } |
| 739 | CharSequence text = String.format(mCurrentLocale, "%02d", value); |
| 740 | mRadialTimePickerView.announceForAccessibility(text); |
| 741 | mMinuteView.setText(text); |
| 742 | } |
| 743 | |
| 744 | /** |
| 745 | * Show either Hours or Minutes. |
| 746 | */ |
Alan Viverette | 7119d0d | 2014-08-25 17:27:02 -0700 | [diff] [blame] | 747 | private void setCurrentItemShowing(int index, boolean animateCircle, boolean announce) { |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 748 | mRadialTimePickerView.setCurrentItemShowing(index, animateCircle); |
| 749 | |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 750 | if (index == HOUR_INDEX) { |
| 751 | int hours = mRadialTimePickerView.getCurrentHour(); |
| 752 | if (!mIs24HourView) { |
| 753 | hours = hours % 12; |
| 754 | } |
| 755 | mRadialTimePickerView.setContentDescription(mHourPickerDescription + ": " + hours); |
| 756 | if (announce) { |
| 757 | mRadialTimePickerView.announceForAccessibility(mSelectHours); |
| 758 | } |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 759 | } else { |
| 760 | int minutes = mRadialTimePickerView.getCurrentMinute(); |
| 761 | mRadialTimePickerView.setContentDescription(mMinutePickerDescription + ": " + minutes); |
| 762 | if (announce) { |
| 763 | mRadialTimePickerView.announceForAccessibility(mSelectMinutes); |
| 764 | } |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 765 | } |
| 766 | |
Alan Viverette | 60727e0 | 2014-07-28 16:56:32 -0700 | [diff] [blame] | 767 | mHourView.setSelected(index == HOUR_INDEX); |
| 768 | mMinuteView.setSelected(index == MINUTE_INDEX); |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 769 | } |
| 770 | |
| 771 | /** |
| 772 | * For keyboard mode, processes key events. |
| 773 | * |
| 774 | * @param keyCode the pressed key. |
| 775 | * |
| 776 | * @return true if the key was successfully processed, false otherwise. |
| 777 | */ |
| 778 | private boolean processKeyUp(int keyCode) { |
Alan Viverette | 518ff0d | 2014-08-15 14:20:35 -0700 | [diff] [blame] | 779 | if (keyCode == KeyEvent.KEYCODE_ESCAPE || keyCode == KeyEvent.KEYCODE_TAB) { |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 780 | if(mInKbMode) { |
| 781 | if (isTypedTimeFullyLegal()) { |
| 782 | finishKbMode(true); |
| 783 | } |
| 784 | return true; |
| 785 | } |
| 786 | } else if (keyCode == KeyEvent.KEYCODE_ENTER) { |
| 787 | if (mInKbMode) { |
| 788 | if (!isTypedTimeFullyLegal()) { |
| 789 | return true; |
| 790 | } |
| 791 | finishKbMode(false); |
| 792 | } |
| 793 | if (mOnTimeChangedListener != null) { |
| 794 | mOnTimeChangedListener.onTimeChanged(mDelegator, |
| 795 | mRadialTimePickerView.getCurrentHour(), |
| 796 | mRadialTimePickerView.getCurrentMinute()); |
| 797 | } |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 798 | return true; |
| 799 | } else if (keyCode == KeyEvent.KEYCODE_DEL) { |
| 800 | if (mInKbMode) { |
| 801 | if (!mTypedTimes.isEmpty()) { |
| 802 | int deleted = deleteLastTypedKey(); |
| 803 | String deletedKeyStr; |
| 804 | if (deleted == getAmOrPmKeyCode(AM)) { |
| 805 | deletedKeyStr = mAmText; |
| 806 | } else if (deleted == getAmOrPmKeyCode(PM)) { |
| 807 | deletedKeyStr = mPmText; |
| 808 | } else { |
| 809 | deletedKeyStr = String.format("%d", getValFromKeyCode(deleted)); |
| 810 | } |
| 811 | mRadialTimePickerView.announceForAccessibility( |
| 812 | String.format(mDeletedKeyFormat, deletedKeyStr)); |
| 813 | updateDisplay(true); |
| 814 | } |
| 815 | } |
| 816 | } else if (keyCode == KeyEvent.KEYCODE_0 || keyCode == KeyEvent.KEYCODE_1 |
| 817 | || keyCode == KeyEvent.KEYCODE_2 || keyCode == KeyEvent.KEYCODE_3 |
| 818 | || keyCode == KeyEvent.KEYCODE_4 || keyCode == KeyEvent.KEYCODE_5 |
| 819 | || keyCode == KeyEvent.KEYCODE_6 || keyCode == KeyEvent.KEYCODE_7 |
| 820 | || keyCode == KeyEvent.KEYCODE_8 || keyCode == KeyEvent.KEYCODE_9 |
| 821 | || (!mIs24HourView && |
| 822 | (keyCode == getAmOrPmKeyCode(AM) || keyCode == getAmOrPmKeyCode(PM)))) { |
| 823 | if (!mInKbMode) { |
| 824 | if (mRadialTimePickerView == null) { |
| 825 | // Something's wrong, because time picker should definitely not be null. |
| 826 | Log.e(TAG, "Unable to initiate keyboard mode, TimePicker was null."); |
| 827 | return true; |
| 828 | } |
| 829 | mTypedTimes.clear(); |
| 830 | tryStartingKbMode(keyCode); |
| 831 | return true; |
| 832 | } |
| 833 | // We're already in keyboard mode. |
| 834 | if (addKeyIfLegal(keyCode)) { |
| 835 | updateDisplay(false); |
| 836 | } |
| 837 | return true; |
| 838 | } |
| 839 | return false; |
| 840 | } |
| 841 | |
| 842 | /** |
| 843 | * Try to start keyboard mode with the specified key. |
| 844 | * |
| 845 | * @param keyCode The key to use as the first press. Keyboard mode will not be started if the |
| 846 | * key is not legal to start with. Or, pass in -1 to get into keyboard mode without a starting |
| 847 | * key. |
| 848 | */ |
| 849 | private void tryStartingKbMode(int keyCode) { |
| 850 | if (keyCode == -1 || addKeyIfLegal(keyCode)) { |
| 851 | mInKbMode = true; |
Alan Viverette | 518ff0d | 2014-08-15 14:20:35 -0700 | [diff] [blame] | 852 | onValidationChanged(false); |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 853 | updateDisplay(false); |
| 854 | mRadialTimePickerView.setInputEnabled(false); |
| 855 | } |
| 856 | } |
| 857 | |
| 858 | private boolean addKeyIfLegal(int keyCode) { |
| 859 | // If we're in 24hour mode, we'll need to check if the input is full. If in AM/PM mode, |
| 860 | // we'll need to see if AM/PM have been typed. |
| 861 | if ((mIs24HourView && mTypedTimes.size() == 4) || |
| 862 | (!mIs24HourView && isTypedTimeFullyLegal())) { |
| 863 | return false; |
| 864 | } |
| 865 | |
| 866 | mTypedTimes.add(keyCode); |
| 867 | if (!isTypedTimeLegalSoFar()) { |
| 868 | deleteLastTypedKey(); |
| 869 | return false; |
| 870 | } |
| 871 | |
| 872 | int val = getValFromKeyCode(keyCode); |
| 873 | mRadialTimePickerView.announceForAccessibility(String.format("%d", val)); |
| 874 | // Automatically fill in 0's if AM or PM was legally entered. |
| 875 | if (isTypedTimeFullyLegal()) { |
| 876 | if (!mIs24HourView && mTypedTimes.size() <= 3) { |
| 877 | mTypedTimes.add(mTypedTimes.size() - 1, KeyEvent.KEYCODE_0); |
| 878 | mTypedTimes.add(mTypedTimes.size() - 1, KeyEvent.KEYCODE_0); |
| 879 | } |
Alan Viverette | 518ff0d | 2014-08-15 14:20:35 -0700 | [diff] [blame] | 880 | onValidationChanged(true); |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 881 | } |
| 882 | |
| 883 | return true; |
| 884 | } |
| 885 | |
| 886 | /** |
| 887 | * Traverse the tree to see if the keys that have been typed so far are legal as is, |
| 888 | * or may become legal as more keys are typed (excluding backspace). |
| 889 | */ |
| 890 | private boolean isTypedTimeLegalSoFar() { |
| 891 | Node node = mLegalTimesTree; |
| 892 | for (int keyCode : mTypedTimes) { |
| 893 | node = node.canReach(keyCode); |
| 894 | if (node == null) { |
| 895 | return false; |
| 896 | } |
| 897 | } |
| 898 | return true; |
| 899 | } |
| 900 | |
| 901 | /** |
| 902 | * Check if the time that has been typed so far is completely legal, as is. |
| 903 | */ |
| 904 | private boolean isTypedTimeFullyLegal() { |
| 905 | if (mIs24HourView) { |
| 906 | // For 24-hour mode, the time is legal if the hours and minutes are each legal. Note: |
| 907 | // getEnteredTime() will ONLY call isTypedTimeFullyLegal() when NOT in 24hour mode. |
| 908 | int[] values = getEnteredTime(null); |
| 909 | return (values[0] >= 0 && values[1] >= 0 && values[1] < 60); |
| 910 | } else { |
| 911 | // For AM/PM mode, the time is legal if it contains an AM or PM, as those can only be |
| 912 | // legally added at specific times based on the tree's algorithm. |
| 913 | return (mTypedTimes.contains(getAmOrPmKeyCode(AM)) || |
| 914 | mTypedTimes.contains(getAmOrPmKeyCode(PM))); |
| 915 | } |
| 916 | } |
| 917 | |
| 918 | private int deleteLastTypedKey() { |
| 919 | int deleted = mTypedTimes.remove(mTypedTimes.size() - 1); |
| 920 | if (!isTypedTimeFullyLegal()) { |
Alan Viverette | 518ff0d | 2014-08-15 14:20:35 -0700 | [diff] [blame] | 921 | onValidationChanged(false); |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 922 | } |
| 923 | return deleted; |
| 924 | } |
| 925 | |
| 926 | /** |
| 927 | * Get out of keyboard mode. If there is nothing in typedTimes, revert to TimePicker's time. |
| 928 | * @param updateDisplays If true, update the displays with the relevant time. |
| 929 | */ |
| 930 | private void finishKbMode(boolean updateDisplays) { |
| 931 | mInKbMode = false; |
| 932 | if (!mTypedTimes.isEmpty()) { |
| 933 | int values[] = getEnteredTime(null); |
| 934 | mRadialTimePickerView.setCurrentHour(values[0]); |
| 935 | mRadialTimePickerView.setCurrentMinute(values[1]); |
| 936 | if (!mIs24HourView) { |
| 937 | mRadialTimePickerView.setAmOrPm(values[2]); |
| 938 | } |
| 939 | mTypedTimes.clear(); |
| 940 | } |
| 941 | if (updateDisplays) { |
| 942 | updateDisplay(false); |
| 943 | mRadialTimePickerView.setInputEnabled(true); |
| 944 | } |
| 945 | } |
| 946 | |
| 947 | /** |
| 948 | * Update the hours, minutes, and AM/PM displays with the typed times. If the typedTimes is |
| 949 | * empty, either show an empty display (filled with the placeholder text), or update from the |
| 950 | * timepicker's values. |
| 951 | * |
| 952 | * @param allowEmptyDisplay if true, then if the typedTimes is empty, use the placeholder text. |
| 953 | * Otherwise, revert to the timepicker's values. |
| 954 | */ |
| 955 | private void updateDisplay(boolean allowEmptyDisplay) { |
| 956 | if (!allowEmptyDisplay && mTypedTimes.isEmpty()) { |
| 957 | int hour = mRadialTimePickerView.getCurrentHour(); |
| 958 | int minute = mRadialTimePickerView.getCurrentMinute(); |
| 959 | updateHeaderHour(hour, true); |
| 960 | updateHeaderMinute(minute); |
| 961 | if (!mIs24HourView) { |
| 962 | updateAmPmDisplay(hour < 12 ? AM : PM); |
| 963 | } |
Alan Viverette | 7119d0d | 2014-08-25 17:27:02 -0700 | [diff] [blame] | 964 | setCurrentItemShowing(mRadialTimePickerView.getCurrentItemShowing(), true, true); |
Alan Viverette | 518ff0d | 2014-08-15 14:20:35 -0700 | [diff] [blame] | 965 | onValidationChanged(true); |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 966 | } else { |
| 967 | boolean[] enteredZeros = {false, false}; |
| 968 | int[] values = getEnteredTime(enteredZeros); |
| 969 | String hourFormat = enteredZeros[0] ? "%02d" : "%2d"; |
| 970 | String minuteFormat = (enteredZeros[1]) ? "%02d" : "%2d"; |
| 971 | String hourStr = (values[0] == -1) ? mDoublePlaceholderText : |
| 972 | String.format(hourFormat, values[0]).replace(' ', mPlaceholderText); |
| 973 | String minuteStr = (values[1] == -1) ? mDoublePlaceholderText : |
| 974 | String.format(minuteFormat, values[1]).replace(' ', mPlaceholderText); |
| 975 | mHourView.setText(hourStr); |
Alan Viverette | 60727e0 | 2014-07-28 16:56:32 -0700 | [diff] [blame] | 976 | mHourView.setSelected(false); |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 977 | mMinuteView.setText(minuteStr); |
Alan Viverette | 60727e0 | 2014-07-28 16:56:32 -0700 | [diff] [blame] | 978 | mMinuteView.setSelected(false); |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 979 | if (!mIs24HourView) { |
| 980 | updateAmPmDisplay(values[2]); |
| 981 | } |
| 982 | } |
| 983 | } |
| 984 | |
| 985 | private int getValFromKeyCode(int keyCode) { |
| 986 | switch (keyCode) { |
| 987 | case KeyEvent.KEYCODE_0: |
| 988 | return 0; |
| 989 | case KeyEvent.KEYCODE_1: |
| 990 | return 1; |
| 991 | case KeyEvent.KEYCODE_2: |
| 992 | return 2; |
| 993 | case KeyEvent.KEYCODE_3: |
| 994 | return 3; |
| 995 | case KeyEvent.KEYCODE_4: |
| 996 | return 4; |
| 997 | case KeyEvent.KEYCODE_5: |
| 998 | return 5; |
| 999 | case KeyEvent.KEYCODE_6: |
| 1000 | return 6; |
| 1001 | case KeyEvent.KEYCODE_7: |
| 1002 | return 7; |
| 1003 | case KeyEvent.KEYCODE_8: |
| 1004 | return 8; |
| 1005 | case KeyEvent.KEYCODE_9: |
| 1006 | return 9; |
| 1007 | default: |
| 1008 | return -1; |
| 1009 | } |
| 1010 | } |
| 1011 | |
| 1012 | /** |
| 1013 | * Get the currently-entered time, as integer values of the hours and minutes typed. |
| 1014 | * |
| 1015 | * @param enteredZeros A size-2 boolean array, which the caller should initialize, and which |
| 1016 | * may then be used for the caller to know whether zeros had been explicitly entered as either |
| 1017 | * hours of minutes. This is helpful for deciding whether to show the dashes, or actual 0's. |
| 1018 | * |
| 1019 | * @return A size-3 int array. The first value will be the hours, the second value will be the |
| 1020 | * minutes, and the third will be either AM or PM. |
| 1021 | */ |
| 1022 | private int[] getEnteredTime(boolean[] enteredZeros) { |
| 1023 | int amOrPm = -1; |
| 1024 | int startIndex = 1; |
| 1025 | if (!mIs24HourView && isTypedTimeFullyLegal()) { |
| 1026 | int keyCode = mTypedTimes.get(mTypedTimes.size() - 1); |
| 1027 | if (keyCode == getAmOrPmKeyCode(AM)) { |
| 1028 | amOrPm = AM; |
| 1029 | } else if (keyCode == getAmOrPmKeyCode(PM)){ |
| 1030 | amOrPm = PM; |
| 1031 | } |
| 1032 | startIndex = 2; |
| 1033 | } |
| 1034 | int minute = -1; |
| 1035 | int hour = -1; |
| 1036 | for (int i = startIndex; i <= mTypedTimes.size(); i++) { |
| 1037 | int val = getValFromKeyCode(mTypedTimes.get(mTypedTimes.size() - i)); |
| 1038 | if (i == startIndex) { |
| 1039 | minute = val; |
| 1040 | } else if (i == startIndex+1) { |
| 1041 | minute += 10 * val; |
| 1042 | if (enteredZeros != null && val == 0) { |
| 1043 | enteredZeros[1] = true; |
| 1044 | } |
| 1045 | } else if (i == startIndex+2) { |
| 1046 | hour = val; |
| 1047 | } else if (i == startIndex+3) { |
| 1048 | hour += 10 * val; |
| 1049 | if (enteredZeros != null && val == 0) { |
| 1050 | enteredZeros[0] = true; |
| 1051 | } |
| 1052 | } |
| 1053 | } |
| 1054 | |
Alan Viverette | 60727e0 | 2014-07-28 16:56:32 -0700 | [diff] [blame] | 1055 | return new int[] { hour, minute, amOrPm }; |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 1056 | } |
| 1057 | |
| 1058 | /** |
| 1059 | * Get the keycode value for AM and PM in the current language. |
| 1060 | */ |
| 1061 | private int getAmOrPmKeyCode(int amOrPm) { |
| 1062 | // Cache the codes. |
| 1063 | if (mAmKeyCode == -1 || mPmKeyCode == -1) { |
| 1064 | // Find the first character in the AM/PM text that is unique. |
| 1065 | KeyCharacterMap kcm = KeyCharacterMap.load(KeyCharacterMap.VIRTUAL_KEYBOARD); |
| 1066 | char amChar; |
| 1067 | char pmChar; |
| 1068 | for (int i = 0; i < Math.max(mAmText.length(), mPmText.length()); i++) { |
| 1069 | amChar = mAmText.toLowerCase(mCurrentLocale).charAt(i); |
| 1070 | pmChar = mPmText.toLowerCase(mCurrentLocale).charAt(i); |
| 1071 | if (amChar != pmChar) { |
| 1072 | KeyEvent[] events = kcm.getEvents(new char[]{amChar, pmChar}); |
| 1073 | // There should be 4 events: a down and up for both AM and PM. |
| 1074 | if (events != null && events.length == 4) { |
| 1075 | mAmKeyCode = events[0].getKeyCode(); |
| 1076 | mPmKeyCode = events[2].getKeyCode(); |
| 1077 | } else { |
| 1078 | Log.e(TAG, "Unable to find keycodes for AM and PM."); |
| 1079 | } |
| 1080 | break; |
| 1081 | } |
| 1082 | } |
| 1083 | } |
| 1084 | if (amOrPm == AM) { |
| 1085 | return mAmKeyCode; |
| 1086 | } else if (amOrPm == PM) { |
| 1087 | return mPmKeyCode; |
| 1088 | } |
| 1089 | |
| 1090 | return -1; |
| 1091 | } |
| 1092 | |
| 1093 | /** |
| 1094 | * Create a tree for deciding what keys can legally be typed. |
| 1095 | */ |
| 1096 | private void generateLegalTimesTree() { |
| 1097 | // Create a quick cache of numbers to their keycodes. |
| 1098 | final int k0 = KeyEvent.KEYCODE_0; |
| 1099 | final int k1 = KeyEvent.KEYCODE_1; |
| 1100 | final int k2 = KeyEvent.KEYCODE_2; |
| 1101 | final int k3 = KeyEvent.KEYCODE_3; |
| 1102 | final int k4 = KeyEvent.KEYCODE_4; |
| 1103 | final int k5 = KeyEvent.KEYCODE_5; |
| 1104 | final int k6 = KeyEvent.KEYCODE_6; |
| 1105 | final int k7 = KeyEvent.KEYCODE_7; |
| 1106 | final int k8 = KeyEvent.KEYCODE_8; |
| 1107 | final int k9 = KeyEvent.KEYCODE_9; |
| 1108 | |
| 1109 | // The root of the tree doesn't contain any numbers. |
| 1110 | mLegalTimesTree = new Node(); |
| 1111 | if (mIs24HourView) { |
| 1112 | // We'll be re-using these nodes, so we'll save them. |
| 1113 | Node minuteFirstDigit = new Node(k0, k1, k2, k3, k4, k5); |
| 1114 | Node minuteSecondDigit = new Node(k0, k1, k2, k3, k4, k5, k6, k7, k8, k9); |
| 1115 | // The first digit must be followed by the second digit. |
| 1116 | minuteFirstDigit.addChild(minuteSecondDigit); |
| 1117 | |
| 1118 | // The first digit may be 0-1. |
| 1119 | Node firstDigit = new Node(k0, k1); |
| 1120 | mLegalTimesTree.addChild(firstDigit); |
| 1121 | |
| 1122 | // When the first digit is 0-1, the second digit may be 0-5. |
| 1123 | Node secondDigit = new Node(k0, k1, k2, k3, k4, k5); |
| 1124 | firstDigit.addChild(secondDigit); |
| 1125 | // We may now be followed by the first minute digit. E.g. 00:09, 15:58. |
| 1126 | secondDigit.addChild(minuteFirstDigit); |
| 1127 | |
| 1128 | // When the first digit is 0-1, and the second digit is 0-5, the third digit may be 6-9. |
| 1129 | Node thirdDigit = new Node(k6, k7, k8, k9); |
| 1130 | // The time must now be finished. E.g. 0:55, 1:08. |
| 1131 | secondDigit.addChild(thirdDigit); |
| 1132 | |
| 1133 | // When the first digit is 0-1, the second digit may be 6-9. |
| 1134 | secondDigit = new Node(k6, k7, k8, k9); |
| 1135 | firstDigit.addChild(secondDigit); |
| 1136 | // We must now be followed by the first minute digit. E.g. 06:50, 18:20. |
| 1137 | secondDigit.addChild(minuteFirstDigit); |
| 1138 | |
| 1139 | // The first digit may be 2. |
| 1140 | firstDigit = new Node(k2); |
| 1141 | mLegalTimesTree.addChild(firstDigit); |
| 1142 | |
| 1143 | // When the first digit is 2, the second digit may be 0-3. |
| 1144 | secondDigit = new Node(k0, k1, k2, k3); |
| 1145 | firstDigit.addChild(secondDigit); |
| 1146 | // We must now be followed by the first minute digit. E.g. 20:50, 23:09. |
| 1147 | secondDigit.addChild(minuteFirstDigit); |
| 1148 | |
| 1149 | // When the first digit is 2, the second digit may be 4-5. |
| 1150 | secondDigit = new Node(k4, k5); |
| 1151 | firstDigit.addChild(secondDigit); |
| 1152 | // We must now be followd by the last minute digit. E.g. 2:40, 2:53. |
| 1153 | secondDigit.addChild(minuteSecondDigit); |
| 1154 | |
| 1155 | // The first digit may be 3-9. |
| 1156 | firstDigit = new Node(k3, k4, k5, k6, k7, k8, k9); |
| 1157 | mLegalTimesTree.addChild(firstDigit); |
| 1158 | // We must now be followed by the first minute digit. E.g. 3:57, 8:12. |
| 1159 | firstDigit.addChild(minuteFirstDigit); |
| 1160 | } else { |
| 1161 | // We'll need to use the AM/PM node a lot. |
| 1162 | // Set up AM and PM to respond to "a" and "p". |
| 1163 | Node ampm = new Node(getAmOrPmKeyCode(AM), getAmOrPmKeyCode(PM)); |
| 1164 | |
| 1165 | // The first hour digit may be 1. |
| 1166 | Node firstDigit = new Node(k1); |
| 1167 | mLegalTimesTree.addChild(firstDigit); |
| 1168 | // We'll allow quick input of on-the-hour times. E.g. 1pm. |
| 1169 | firstDigit.addChild(ampm); |
| 1170 | |
| 1171 | // When the first digit is 1, the second digit may be 0-2. |
| 1172 | Node secondDigit = new Node(k0, k1, k2); |
| 1173 | firstDigit.addChild(secondDigit); |
| 1174 | // Also for quick input of on-the-hour times. E.g. 10pm, 12am. |
| 1175 | secondDigit.addChild(ampm); |
| 1176 | |
| 1177 | // When the first digit is 1, and the second digit is 0-2, the third digit may be 0-5. |
| 1178 | Node thirdDigit = new Node(k0, k1, k2, k3, k4, k5); |
| 1179 | secondDigit.addChild(thirdDigit); |
| 1180 | // The time may be finished now. E.g. 1:02pm, 1:25am. |
| 1181 | thirdDigit.addChild(ampm); |
| 1182 | |
| 1183 | // When the first digit is 1, the second digit is 0-2, and the third digit is 0-5, |
| 1184 | // the fourth digit may be 0-9. |
| 1185 | Node fourthDigit = new Node(k0, k1, k2, k3, k4, k5, k6, k7, k8, k9); |
| 1186 | thirdDigit.addChild(fourthDigit); |
| 1187 | // The time must be finished now. E.g. 10:49am, 12:40pm. |
| 1188 | fourthDigit.addChild(ampm); |
| 1189 | |
| 1190 | // When the first digit is 1, and the second digit is 0-2, the third digit may be 6-9. |
| 1191 | thirdDigit = new Node(k6, k7, k8, k9); |
| 1192 | secondDigit.addChild(thirdDigit); |
| 1193 | // The time must be finished now. E.g. 1:08am, 1:26pm. |
| 1194 | thirdDigit.addChild(ampm); |
| 1195 | |
| 1196 | // When the first digit is 1, the second digit may be 3-5. |
| 1197 | secondDigit = new Node(k3, k4, k5); |
| 1198 | firstDigit.addChild(secondDigit); |
| 1199 | |
| 1200 | // When the first digit is 1, and the second digit is 3-5, the third digit may be 0-9. |
| 1201 | thirdDigit = new Node(k0, k1, k2, k3, k4, k5, k6, k7, k8, k9); |
| 1202 | secondDigit.addChild(thirdDigit); |
| 1203 | // The time must be finished now. E.g. 1:39am, 1:50pm. |
| 1204 | thirdDigit.addChild(ampm); |
| 1205 | |
| 1206 | // The hour digit may be 2-9. |
| 1207 | firstDigit = new Node(k2, k3, k4, k5, k6, k7, k8, k9); |
| 1208 | mLegalTimesTree.addChild(firstDigit); |
| 1209 | // We'll allow quick input of on-the-hour-times. E.g. 2am, 5pm. |
| 1210 | firstDigit.addChild(ampm); |
| 1211 | |
| 1212 | // When the first digit is 2-9, the second digit may be 0-5. |
| 1213 | secondDigit = new Node(k0, k1, k2, k3, k4, k5); |
| 1214 | firstDigit.addChild(secondDigit); |
| 1215 | |
| 1216 | // When the first digit is 2-9, and the second digit is 0-5, the third digit may be 0-9. |
| 1217 | thirdDigit = new Node(k0, k1, k2, k3, k4, k5, k6, k7, k8, k9); |
| 1218 | secondDigit.addChild(thirdDigit); |
| 1219 | // The time must be finished now. E.g. 2:57am, 9:30pm. |
| 1220 | thirdDigit.addChild(ampm); |
| 1221 | } |
| 1222 | } |
| 1223 | |
| 1224 | /** |
| 1225 | * Simple node class to be used for traversal to check for legal times. |
| 1226 | * mLegalKeys represents the keys that can be typed to get to the node. |
| 1227 | * mChildren are the children that can be reached from this node. |
| 1228 | */ |
| 1229 | private class Node { |
| 1230 | private int[] mLegalKeys; |
| 1231 | private ArrayList<Node> mChildren; |
| 1232 | |
| 1233 | public Node(int... legalKeys) { |
| 1234 | mLegalKeys = legalKeys; |
| 1235 | mChildren = new ArrayList<Node>(); |
| 1236 | } |
| 1237 | |
| 1238 | public void addChild(Node child) { |
| 1239 | mChildren.add(child); |
| 1240 | } |
| 1241 | |
| 1242 | public boolean containsKey(int key) { |
| 1243 | for (int i = 0; i < mLegalKeys.length; i++) { |
| 1244 | if (mLegalKeys[i] == key) { |
| 1245 | return true; |
| 1246 | } |
| 1247 | } |
| 1248 | return false; |
| 1249 | } |
| 1250 | |
| 1251 | public Node canReach(int key) { |
| 1252 | if (mChildren == null) { |
| 1253 | return null; |
| 1254 | } |
| 1255 | for (Node child : mChildren) { |
| 1256 | if (child.containsKey(key)) { |
| 1257 | return child; |
| 1258 | } |
| 1259 | } |
| 1260 | return null; |
| 1261 | } |
| 1262 | } |
| 1263 | |
| 1264 | private class KeyboardListener implements View.OnKeyListener { |
| 1265 | @Override |
| 1266 | public boolean onKey(View v, int keyCode, KeyEvent event) { |
| 1267 | if (event.getAction() == KeyEvent.ACTION_UP) { |
| 1268 | return processKeyUp(keyCode); |
| 1269 | } |
| 1270 | return false; |
| 1271 | } |
| 1272 | } |
Fabrice Di Meglio | eeff63a | 2013-08-05 12:07:24 -0700 | [diff] [blame] | 1273 | } |