Adam Powell | 89e0645 | 2010-06-23 20:24:52 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2010 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 com.android.internal.app; |
| 18 | |
| 19 | import com.android.internal.view.menu.ActionMenu; |
| 20 | import com.android.internal.view.menu.ActionMenuItem; |
| 21 | import com.android.internal.widget.ActionBarContextView; |
| 22 | import com.android.internal.widget.ActionBarView; |
| 23 | |
| 24 | import android.app.ActionBar; |
| 25 | import android.graphics.drawable.Drawable; |
Adam Powell | 0e94b51 | 2010-06-29 17:58:20 -0700 | [diff] [blame^] | 26 | import android.os.Handler; |
Adam Powell | 89e0645 | 2010-06-23 20:24:52 -0700 | [diff] [blame] | 27 | import android.view.Menu; |
| 28 | import android.view.MenuItem; |
| 29 | import android.view.View; |
| 30 | import android.widget.LinearLayout; |
| 31 | import android.widget.SpinnerAdapter; |
| 32 | import android.widget.ViewAnimator; |
| 33 | |
| 34 | /** |
| 35 | * ActionBarImpl is the ActionBar implementation used |
| 36 | * by devices of all screen sizes. If it detects a compatible decor, |
| 37 | * it will split contextual modes across both the ActionBarView at |
| 38 | * the top of the screen and a horizontal LinearLayout at the bottom |
| 39 | * which is normally hidden. |
| 40 | */ |
| 41 | public class ActionBarImpl extends ActionBar { |
| 42 | private static final int NORMAL_VIEW = 0; |
| 43 | private static final int CONTEXT_VIEW = 1; |
| 44 | |
| 45 | private ViewAnimator mAnimatorView; |
| 46 | private ActionBarView mActionView; |
| 47 | private ActionBarContextView mUpperContextView; |
| 48 | private LinearLayout mLowerContextView; |
| 49 | |
| 50 | private ContextMode mContextMode; |
| 51 | |
| 52 | private static final int CONTEXT_DISPLAY_NORMAL = 0; |
| 53 | private static final int CONTEXT_DISPLAY_SPLIT = 1; |
| 54 | |
| 55 | private int mContextDisplayMode; |
Adam Powell | 0e94b51 | 2010-06-29 17:58:20 -0700 | [diff] [blame^] | 56 | |
| 57 | final Handler mHandler = new Handler(); |
| 58 | final Runnable mCloseContext = new Runnable() { |
| 59 | public void run() { |
| 60 | mUpperContextView.closeMode(); |
| 61 | if (mLowerContextView != null) { |
| 62 | mLowerContextView.removeAllViews(); |
| 63 | } |
| 64 | } |
| 65 | }; |
| 66 | |
Adam Powell | 89e0645 | 2010-06-23 20:24:52 -0700 | [diff] [blame] | 67 | public ActionBarImpl(View decor) { |
| 68 | mActionView = (ActionBarView) decor.findViewById(com.android.internal.R.id.action_bar); |
| 69 | mUpperContextView = (ActionBarContextView) decor.findViewById( |
| 70 | com.android.internal.R.id.action_context_bar); |
| 71 | mLowerContextView = (LinearLayout) decor.findViewById( |
| 72 | com.android.internal.R.id.lower_action_context_bar); |
| 73 | mAnimatorView = (ViewAnimator) decor.findViewById( |
| 74 | com.android.internal.R.id.action_bar_animator); |
| 75 | |
| 76 | if (mActionView == null || mUpperContextView == null || mAnimatorView == null) { |
| 77 | throw new IllegalStateException(getClass().getSimpleName() + " can only be used " + |
| 78 | "with a compatible window decor layout"); |
| 79 | } |
Adam Powell | 0e94b51 | 2010-06-29 17:58:20 -0700 | [diff] [blame^] | 80 | |
Adam Powell | 89e0645 | 2010-06-23 20:24:52 -0700 | [diff] [blame] | 81 | mContextDisplayMode = mLowerContextView == null ? |
| 82 | CONTEXT_DISPLAY_NORMAL : CONTEXT_DISPLAY_SPLIT; |
| 83 | } |
| 84 | |
| 85 | public void setCustomNavigationMode(View view) { |
| 86 | mActionView.setCustomNavigationView(view); |
| 87 | mActionView.setCallback(null); |
| 88 | } |
Adam Powell | 0e94b51 | 2010-06-29 17:58:20 -0700 | [diff] [blame^] | 89 | |
Adam Powell | 89e0645 | 2010-06-23 20:24:52 -0700 | [diff] [blame] | 90 | public void setDropdownNavigationMode(SpinnerAdapter adapter, NavigationCallback callback) { |
| 91 | mActionView.setCallback(callback); |
| 92 | mActionView.setNavigationMode(NAVIGATION_MODE_DROPDOWN_LIST); |
| 93 | mActionView.setDropdownAdapter(adapter); |
| 94 | } |
Adam Powell | 0e94b51 | 2010-06-29 17:58:20 -0700 | [diff] [blame^] | 95 | |
| 96 | public void setStandardNavigationMode() { |
| 97 | mActionView.setNavigationMode(NAVIGATION_MODE_STANDARD); |
| 98 | mActionView.setCallback(null); |
| 99 | } |
| 100 | |
Adam Powell | 89e0645 | 2010-06-23 20:24:52 -0700 | [diff] [blame] | 101 | public void setStandardNavigationMode(CharSequence title) { |
| 102 | setStandardNavigationMode(title, null); |
| 103 | } |
Adam Powell | 0e94b51 | 2010-06-29 17:58:20 -0700 | [diff] [blame^] | 104 | |
Adam Powell | 89e0645 | 2010-06-23 20:24:52 -0700 | [diff] [blame] | 105 | public void setStandardNavigationMode(CharSequence title, CharSequence subtitle) { |
| 106 | mActionView.setNavigationMode(NAVIGATION_MODE_STANDARD); |
| 107 | mActionView.setTitle(title); |
| 108 | mActionView.setSubtitle(subtitle); |
| 109 | mActionView.setCallback(null); |
| 110 | } |
| 111 | |
Adam Powell | 0e94b51 | 2010-06-29 17:58:20 -0700 | [diff] [blame^] | 112 | public void setTitle(CharSequence title) { |
| 113 | mActionView.setTitle(title); |
| 114 | } |
| 115 | |
| 116 | public void setSubtitle(CharSequence subtitle) { |
| 117 | mActionView.setSubtitle(subtitle); |
| 118 | } |
| 119 | |
Adam Powell | 89e0645 | 2010-06-23 20:24:52 -0700 | [diff] [blame] | 120 | public void setDisplayOptions(int options) { |
| 121 | mActionView.setDisplayOptions(options); |
| 122 | } |
Adam Powell | 0e94b51 | 2010-06-29 17:58:20 -0700 | [diff] [blame^] | 123 | |
Adam Powell | 89e0645 | 2010-06-23 20:24:52 -0700 | [diff] [blame] | 124 | public void setDisplayOptions(int options, int mask) { |
| 125 | final int current = mActionView.getDisplayOptions(); |
| 126 | mActionView.setDisplayOptions((options & mask) | (current & ~mask)); |
| 127 | } |
| 128 | |
| 129 | public void setBackgroundDrawable(Drawable d) { |
| 130 | mActionView.setBackgroundDrawable(d); |
| 131 | } |
| 132 | |
| 133 | public View getCustomNavigationView() { |
| 134 | return mActionView.getCustomNavigationView(); |
| 135 | } |
| 136 | |
| 137 | public CharSequence getTitle() { |
| 138 | return mActionView.getTitle(); |
| 139 | } |
| 140 | |
| 141 | public CharSequence getSubtitle() { |
| 142 | return mActionView.getSubtitle(); |
| 143 | } |
| 144 | |
| 145 | public int getNavigationMode() { |
| 146 | return mActionView.getNavigationMode(); |
| 147 | } |
| 148 | |
| 149 | public int getDisplayOptions() { |
| 150 | return mActionView.getDisplayOptions(); |
| 151 | } |
| 152 | |
| 153 | @Override |
| 154 | public void startContextMode(ContextModeCallback callback) { |
| 155 | if (mContextMode != null) { |
| 156 | mContextMode.finish(); |
| 157 | } |
| 158 | mContextMode = new ContextMode(callback); |
| 159 | if (callback.onCreateContextMode(mContextMode, mContextMode.getMenu())) { |
| 160 | mContextMode.invalidate(); |
| 161 | mUpperContextView.initForMode(mContextMode); |
| 162 | mAnimatorView.setDisplayedChild(CONTEXT_VIEW); |
| 163 | if (mLowerContextView != null) { |
| 164 | // TODO animate this |
| 165 | mLowerContextView.setVisibility(View.VISIBLE); |
| 166 | } |
| 167 | } |
| 168 | } |
| 169 | |
| 170 | @Override |
| 171 | public void finishContextMode() { |
| 172 | if (mContextMode != null) { |
| 173 | mContextMode.finish(); |
| 174 | } |
| 175 | } |
| 176 | |
| 177 | /** |
| 178 | * @hide |
| 179 | */ |
| 180 | public class ContextMode extends ActionBar.ContextMode { |
| 181 | private ContextModeCallback mCallback; |
| 182 | private ActionMenu mMenu; |
| 183 | |
| 184 | public ContextMode(ContextModeCallback callback) { |
| 185 | mCallback = callback; |
| 186 | mMenu = new ActionMenu(mActionView.getContext()); |
| 187 | } |
| 188 | |
| 189 | @Override |
| 190 | public Menu getMenu() { |
| 191 | return mMenu; |
| 192 | } |
| 193 | |
| 194 | @Override |
| 195 | public void finish() { |
| 196 | mCallback.onDestroyContextMode(this); |
Adam Powell | 89e0645 | 2010-06-23 20:24:52 -0700 | [diff] [blame] | 197 | mAnimatorView.setDisplayedChild(NORMAL_VIEW); |
Adam Powell | 0e94b51 | 2010-06-29 17:58:20 -0700 | [diff] [blame^] | 198 | |
| 199 | // Clear out the context mode views after the animation finishes |
| 200 | mHandler.postDelayed(mCloseContext, mAnimatorView.getOutAnimation().getDuration()); |
| 201 | |
Adam Powell | 89e0645 | 2010-06-23 20:24:52 -0700 | [diff] [blame] | 202 | if (mLowerContextView != null && mLowerContextView.getVisibility() != View.GONE) { |
| 203 | // TODO Animate this |
| 204 | mLowerContextView.setVisibility(View.GONE); |
| 205 | } |
| 206 | mContextMode = null; |
| 207 | } |
| 208 | |
| 209 | @Override |
| 210 | public void invalidate() { |
| 211 | if (mCallback.onPrepareContextMode(this, mMenu)) { |
| 212 | // Refresh content in both context views |
| 213 | } |
| 214 | } |
| 215 | |
| 216 | @Override |
| 217 | public void setCustomView(View view) { |
| 218 | mUpperContextView.setCustomView(view); |
| 219 | } |
| 220 | |
| 221 | @Override |
| 222 | public void setSubtitle(CharSequence subtitle) { |
| 223 | mUpperContextView.setSubtitle(subtitle); |
| 224 | } |
| 225 | |
| 226 | @Override |
| 227 | public void setTitle(CharSequence title) { |
| 228 | mUpperContextView.setTitle(title); |
| 229 | } |
| 230 | |
| 231 | public void dispatchOnContextItemClicked(MenuItem item) { |
| 232 | ActionMenuItem actionItem = (ActionMenuItem) item; |
| 233 | if (!actionItem.invoke()) { |
| 234 | mCallback.onContextItemClicked(this, item); |
| 235 | } |
| 236 | } |
| 237 | } |
| 238 | } |