Craig Mautner | 59c0097 | 2012-07-30 12:10:24 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2012 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.server.wm; |
| 18 | |
Craig Mautner | 343ad71 | 2013-02-13 22:37:26 -0800 | [diff] [blame] | 19 | import static com.android.server.wm.WindowManagerService.FORWARD_ITERATOR; |
| 20 | import static com.android.server.wm.WindowManagerService.REVERSE_ITERATOR; |
| 21 | |
Dianne Hackborn | c652de8 | 2013-02-15 16:32:56 -0800 | [diff] [blame^] | 22 | import android.graphics.Rect; |
| 23 | import android.os.Debug; |
| 24 | import android.util.Slog; |
Craig Mautner | b1fd65c0 | 2013-02-05 13:34:57 -0800 | [diff] [blame] | 25 | import android.util.SparseArray; |
Craig Mautner | b47bbc3 | 2012-08-22 17:41:48 -0700 | [diff] [blame] | 26 | import android.view.Display; |
Craig Mautner | 59c0097 | 2012-07-30 12:10:24 -0700 | [diff] [blame] | 27 | import android.view.DisplayInfo; |
| 28 | |
| 29 | import java.io.PrintWriter; |
| 30 | import java.util.ArrayList; |
Craig Mautner | 05d6272ba | 2013-02-11 09:39:27 -0800 | [diff] [blame] | 31 | import java.util.Iterator; |
| 32 | import java.util.NoSuchElementException; |
Craig Mautner | 59c0097 | 2012-07-30 12:10:24 -0700 | [diff] [blame] | 33 | |
| 34 | class DisplayContentList extends ArrayList<DisplayContent> { |
| 35 | } |
| 36 | |
| 37 | /** |
| 38 | * Utility class for keeping track of the WindowStates and other pertinent contents of a |
| 39 | * particular Display. |
| 40 | * |
| 41 | * IMPORTANT: No method from this class should ever be used without holding |
| 42 | * WindowManagerService.mWindowMap. |
| 43 | */ |
| 44 | class DisplayContent { |
Craig Mautner | 496bdbb | 2013-02-14 09:32:55 -0800 | [diff] [blame] | 45 | // private final static String TAG = "DisplayContent"; |
Craig Mautner | 59c0097 | 2012-07-30 12:10:24 -0700 | [diff] [blame] | 46 | |
| 47 | /** Unique identifier of this stack. */ |
| 48 | private final int mDisplayId; |
| 49 | |
| 50 | /** Z-ordered (bottom-most first) list of all Window objects. Assigned to an element |
| 51 | * from mDisplayWindows; */ |
| 52 | private WindowList mWindows = new WindowList(); |
| 53 | |
Craig Mautner | 59c0097 | 2012-07-30 12:10:24 -0700 | [diff] [blame] | 54 | // This protects the following display size properties, so that |
| 55 | // getDisplaySize() doesn't need to acquire the global lock. This is |
| 56 | // needed because the window manager sometimes needs to use ActivityThread |
| 57 | // while it has its global state locked (for example to load animation |
| 58 | // resources), but the ActivityThread also needs get the current display |
| 59 | // size sometimes when it has its package lock held. |
| 60 | // |
| 61 | // These will only be modified with both mWindowMap and mDisplaySizeLock |
| 62 | // held (in that order) so the window manager doesn't need to acquire this |
| 63 | // lock when needing these values in its normal operation. |
| 64 | final Object mDisplaySizeLock = new Object(); |
| 65 | int mInitialDisplayWidth = 0; |
| 66 | int mInitialDisplayHeight = 0; |
Dianne Hackborn | dde331c | 2012-08-03 14:01:57 -0700 | [diff] [blame] | 67 | int mInitialDisplayDensity = 0; |
Craig Mautner | 59c0097 | 2012-07-30 12:10:24 -0700 | [diff] [blame] | 68 | int mBaseDisplayWidth = 0; |
| 69 | int mBaseDisplayHeight = 0; |
Dianne Hackborn | dde331c | 2012-08-03 14:01:57 -0700 | [diff] [blame] | 70 | int mBaseDisplayDensity = 0; |
Craig Mautner | 2d5618c | 2012-10-18 13:55:47 -0700 | [diff] [blame] | 71 | private final DisplayInfo mDisplayInfo = new DisplayInfo(); |
| 72 | private final Display mDisplay; |
Craig Mautner | 59c0097 | 2012-07-30 12:10:24 -0700 | [diff] [blame] | 73 | |
Craig Mautner | 3983419 | 2012-09-02 07:47:24 -0700 | [diff] [blame] | 74 | // Accessed directly by all users. |
| 75 | boolean layoutNeeded; |
Craig Mautner | 76a7165 | 2012-09-03 23:23:58 -0700 | [diff] [blame] | 76 | int pendingLayoutChanges; |
Craig Mautner | 69b0818 | 2012-09-05 13:07:13 -0700 | [diff] [blame] | 77 | final boolean isDefaultDisplay; |
Craig Mautner | 3983419 | 2012-09-02 07:47:24 -0700 | [diff] [blame] | 78 | |
Craig Mautner | 2d5618c | 2012-10-18 13:55:47 -0700 | [diff] [blame] | 79 | /** |
Craig Mautner | b1fd65c0 | 2013-02-05 13:34:57 -0800 | [diff] [blame] | 80 | * Window tokens that are in the process of exiting, but still |
| 81 | * on screen for animations. |
| 82 | */ |
| 83 | final ArrayList<WindowToken> mExitingTokens = new ArrayList<WindowToken>(); |
| 84 | |
| 85 | /** |
| 86 | * Application tokens that are in the process of exiting, but still |
| 87 | * on screen for animations. |
| 88 | */ |
| 89 | final AppTokenList mExitingAppTokens = new AppTokenList(); |
| 90 | |
| 91 | /** |
| 92 | * Sorted most recent at top, oldest at [0]. |
| 93 | */ |
Craig Mautner | 05d6272ba | 2013-02-11 09:39:27 -0800 | [diff] [blame] | 94 | ArrayList<TaskList> mTaskLists = new ArrayList<TaskList>(); |
Craig Mautner | b1fd65c0 | 2013-02-05 13:34:57 -0800 | [diff] [blame] | 95 | SparseArray<TaskList> mTaskIdToTaskList = new SparseArray<TaskList>(); |
| 96 | |
Craig Mautner | 343ad71 | 2013-02-13 22:37:26 -0800 | [diff] [blame] | 97 | private final AppTokenIterator mTmpAppIterator = new AppTokenIterator(); |
| 98 | |
Craig Mautner | b1fd65c0 | 2013-02-05 13:34:57 -0800 | [diff] [blame] | 99 | /** |
Craig Mautner | 2d5618c | 2012-10-18 13:55:47 -0700 | [diff] [blame] | 100 | * @param display May not be null. |
| 101 | */ |
Craig Mautner | b47bbc3 | 2012-08-22 17:41:48 -0700 | [diff] [blame] | 102 | DisplayContent(Display display) { |
| 103 | mDisplay = display; |
| 104 | mDisplayId = display.getDisplayId(); |
| 105 | display.getDisplayInfo(mDisplayInfo); |
Craig Mautner | 69b0818 | 2012-09-05 13:07:13 -0700 | [diff] [blame] | 106 | isDefaultDisplay = mDisplayId == Display.DEFAULT_DISPLAY; |
Craig Mautner | 59c0097 | 2012-07-30 12:10:24 -0700 | [diff] [blame] | 107 | } |
| 108 | |
| 109 | int getDisplayId() { |
| 110 | return mDisplayId; |
| 111 | } |
| 112 | |
| 113 | WindowList getWindowList() { |
| 114 | return mWindows; |
| 115 | } |
| 116 | |
Craig Mautner | b47bbc3 | 2012-08-22 17:41:48 -0700 | [diff] [blame] | 117 | Display getDisplay() { |
| 118 | return mDisplay; |
| 119 | } |
| 120 | |
Craig Mautner | 59c0097 | 2012-07-30 12:10:24 -0700 | [diff] [blame] | 121 | DisplayInfo getDisplayInfo() { |
| 122 | return mDisplayInfo; |
| 123 | } |
| 124 | |
Craig Mautner | 722285e | 2012-09-07 13:55:58 -0700 | [diff] [blame] | 125 | public void updateDisplayInfo() { |
| 126 | mDisplay.getDisplayInfo(mDisplayInfo); |
| 127 | } |
| 128 | |
Craig Mautner | b1fd65c0 | 2013-02-05 13:34:57 -0800 | [diff] [blame] | 129 | /** |
| 130 | * Find the location to insert a new AppWindowToken into the window-ordered app token list. |
| 131 | * @param addPos The location the token was inserted into in mAppTokens. |
Craig Mautner | 05d6272ba | 2013-02-11 09:39:27 -0800 | [diff] [blame] | 132 | * @param wtoken The token to insert. |
Craig Mautner | b1fd65c0 | 2013-02-05 13:34:57 -0800 | [diff] [blame] | 133 | */ |
Craig Mautner | 05d6272ba | 2013-02-11 09:39:27 -0800 | [diff] [blame] | 134 | void addAppToken(final int addPos, final AppWindowToken wtoken) { |
Craig Mautner | 05d6272ba | 2013-02-11 09:39:27 -0800 | [diff] [blame] | 135 | TaskList task = mTaskIdToTaskList.get(wtoken.groupId); |
Craig Mautner | b1fd65c0 | 2013-02-05 13:34:57 -0800 | [diff] [blame] | 136 | if (task == null) { |
Craig Mautner | 05d6272ba | 2013-02-11 09:39:27 -0800 | [diff] [blame] | 137 | task = new TaskList(wtoken, this); |
| 138 | mTaskIdToTaskList.put(wtoken.groupId, task); |
| 139 | mTaskLists.add(task); |
| 140 | } else { |
| 141 | task.mAppTokens.add(wtoken); |
Craig Mautner | b1fd65c0 | 2013-02-05 13:34:57 -0800 | [diff] [blame] | 142 | } |
| 143 | } |
| 144 | |
| 145 | void removeAppToken(final AppWindowToken wtoken) { |
Craig Mautner | b1fd65c0 | 2013-02-05 13:34:57 -0800 | [diff] [blame] | 146 | final int taskId = wtoken.groupId; |
| 147 | final TaskList task = mTaskIdToTaskList.get(taskId); |
| 148 | if (task != null) { |
| 149 | AppTokenList appTokens = task.mAppTokens; |
| 150 | appTokens.remove(wtoken); |
| 151 | if (appTokens.size() == 0) { |
Craig Mautner | 05d6272ba | 2013-02-11 09:39:27 -0800 | [diff] [blame] | 152 | mTaskLists.remove(task); |
Craig Mautner | b1fd65c0 | 2013-02-05 13:34:57 -0800 | [diff] [blame] | 153 | mTaskIdToTaskList.delete(taskId); |
| 154 | } |
| 155 | } |
| 156 | } |
| 157 | |
Craig Mautner | b1fd65c0 | 2013-02-05 13:34:57 -0800 | [diff] [blame] | 158 | void setAppTaskId(AppWindowToken wtoken, int newTaskId) { |
| 159 | final int taskId = wtoken.groupId; |
| 160 | TaskList task = mTaskIdToTaskList.get(taskId); |
| 161 | if (task != null) { |
| 162 | AppTokenList appTokens = task.mAppTokens; |
| 163 | appTokens.remove(wtoken); |
| 164 | if (appTokens.size() == 0) { |
| 165 | mTaskIdToTaskList.delete(taskId); |
| 166 | } |
| 167 | } |
| 168 | |
| 169 | task = mTaskIdToTaskList.get(newTaskId); |
| 170 | if (task == null) { |
Craig Mautner | 05d6272ba | 2013-02-11 09:39:27 -0800 | [diff] [blame] | 171 | task = new TaskList(wtoken, this); |
Craig Mautner | b1fd65c0 | 2013-02-05 13:34:57 -0800 | [diff] [blame] | 172 | mTaskIdToTaskList.put(newTaskId, task); |
| 173 | } else { |
| 174 | task.mAppTokens.add(wtoken); |
| 175 | } |
| 176 | |
| 177 | wtoken.groupId = newTaskId; |
| 178 | } |
| 179 | |
Craig Mautner | 343ad71 | 2013-02-13 22:37:26 -0800 | [diff] [blame] | 180 | /** |
| 181 | * Return the utility iterator so we don't have to construct new iterators every time we |
| 182 | * iterate. |
| 183 | * NOTE: Do not ever nest this call or you will have a bad time! |
| 184 | * @param reverse Direction of iterator. |
| 185 | * @return The utility iterator. |
| 186 | */ |
| 187 | AppTokenIterator getTmpAppIterator(boolean reverse) { |
| 188 | mTmpAppIterator.reset(reverse); |
| 189 | return mTmpAppIterator; |
| 190 | } |
| 191 | |
Craig Mautner | 05d6272ba | 2013-02-11 09:39:27 -0800 | [diff] [blame] | 192 | class TaskListsIterator implements Iterator<TaskList> { |
| 193 | private int mCur; |
| 194 | private boolean mReverse; |
| 195 | |
| 196 | TaskListsIterator() { |
| 197 | this(false); |
| 198 | } |
| 199 | |
| 200 | TaskListsIterator(boolean reverse) { |
Craig Mautner | 343ad71 | 2013-02-13 22:37:26 -0800 | [diff] [blame] | 201 | reset(reverse); |
| 202 | } |
| 203 | |
| 204 | void reset(boolean reverse) { |
Craig Mautner | 05d6272ba | 2013-02-11 09:39:27 -0800 | [diff] [blame] | 205 | mReverse = reverse; |
Craig Mautner | 343ad71 | 2013-02-13 22:37:26 -0800 | [diff] [blame] | 206 | mCur = reverse ? mTaskLists.size() - 1 : 0; |
Craig Mautner | 05d6272ba | 2013-02-11 09:39:27 -0800 | [diff] [blame] | 207 | } |
| 208 | |
| 209 | @Override |
| 210 | public boolean hasNext() { |
| 211 | if (mReverse) { |
| 212 | return mCur >= 0; |
| 213 | } |
| 214 | return mCur < mTaskLists.size(); |
| 215 | } |
| 216 | |
| 217 | @Override |
| 218 | public TaskList next() { |
| 219 | if (hasNext()) { |
| 220 | TaskList taskList = mTaskLists.get(mCur); |
| 221 | mCur += (mReverse ? -1 : 1); |
| 222 | return taskList; |
| 223 | } |
| 224 | throw new NoSuchElementException(); |
| 225 | } |
| 226 | |
| 227 | @Override |
| 228 | public void remove() { |
| 229 | throw new IllegalArgumentException(); |
| 230 | } |
| 231 | } |
| 232 | |
| 233 | class AppTokenIterator implements Iterator<AppWindowToken> { |
Craig Mautner | 343ad71 | 2013-02-13 22:37:26 -0800 | [diff] [blame] | 234 | final TaskListsIterator mIterator = new TaskListsIterator(); |
| 235 | boolean mReverse; |
Craig Mautner | 05d6272ba | 2013-02-11 09:39:27 -0800 | [diff] [blame] | 236 | int mCur; |
| 237 | TaskList mTaskList; |
| 238 | |
| 239 | public AppTokenIterator() { |
Craig Mautner | 343ad71 | 2013-02-13 22:37:26 -0800 | [diff] [blame] | 240 | this(FORWARD_ITERATOR); |
Craig Mautner | 05d6272ba | 2013-02-11 09:39:27 -0800 | [diff] [blame] | 241 | } |
| 242 | |
| 243 | public AppTokenIterator(boolean reverse) { |
Craig Mautner | 343ad71 | 2013-02-13 22:37:26 -0800 | [diff] [blame] | 244 | reset(reverse); |
| 245 | } |
| 246 | |
| 247 | void reset(boolean reverse) { |
Craig Mautner | 05d6272ba | 2013-02-11 09:39:27 -0800 | [diff] [blame] | 248 | mReverse = reverse; |
Craig Mautner | 343ad71 | 2013-02-13 22:37:26 -0800 | [diff] [blame] | 249 | mIterator.reset(reverse); |
Craig Mautner | 05d6272ba | 2013-02-11 09:39:27 -0800 | [diff] [blame] | 250 | getNextTaskList(); |
| 251 | } |
| 252 | |
| 253 | private void getNextTaskList() { |
| 254 | if (mIterator.hasNext()) { |
| 255 | mTaskList = mIterator.next(); |
| 256 | mCur = mReverse ? mTaskList.mAppTokens.size() - 1 : 0; |
| 257 | } |
| 258 | } |
| 259 | |
| 260 | @Override |
| 261 | public boolean hasNext() { |
| 262 | if (mTaskList == null) { |
| 263 | return false; |
| 264 | } |
| 265 | if (mReverse) { |
| 266 | return mCur >= 0; |
| 267 | } |
| 268 | return mCur < mTaskList.mAppTokens.size(); |
| 269 | } |
| 270 | |
| 271 | @Override |
| 272 | public AppWindowToken next() { |
| 273 | if (hasNext()) { |
| 274 | AppWindowToken wtoken = mTaskList.mAppTokens.get(mCur); |
| 275 | mCur += mReverse ? -1 : 1; |
| 276 | if (!hasNext()) { |
| 277 | getNextTaskList(); |
| 278 | } |
| 279 | return wtoken; |
| 280 | } |
| 281 | throw new NoSuchElementException(); |
| 282 | } |
| 283 | |
| 284 | @Override |
| 285 | public void remove() { |
| 286 | throw new IllegalArgumentException(); |
| 287 | } |
Craig Mautner | 30e2d72 | 2013-02-12 11:30:16 -0800 | [diff] [blame] | 288 | |
| 289 | int size() { |
| 290 | int size = 0; |
| 291 | final TaskListsIterator iterator = new TaskListsIterator(); |
| 292 | while (iterator.hasNext()) { |
| 293 | size += iterator.next().mAppTokens.size(); |
| 294 | } |
| 295 | return size; |
| 296 | } |
Craig Mautner | 05d6272ba | 2013-02-11 09:39:27 -0800 | [diff] [blame] | 297 | } |
| 298 | |
Craig Mautner | a91f9e2 | 2012-09-14 16:22:08 -0700 | [diff] [blame] | 299 | public void dump(String prefix, PrintWriter pw) { |
| 300 | pw.print(prefix); pw.print("Display: mDisplayId="); pw.println(mDisplayId); |
| 301 | final String subPrefix = " " + prefix; |
| 302 | pw.print(subPrefix); pw.print("init="); pw.print(mInitialDisplayWidth); pw.print("x"); |
| 303 | pw.print(mInitialDisplayHeight); pw.print(" "); pw.print(mInitialDisplayDensity); |
| 304 | pw.print("dpi"); |
| 305 | if (mInitialDisplayWidth != mBaseDisplayWidth |
| 306 | || mInitialDisplayHeight != mBaseDisplayHeight |
| 307 | || mInitialDisplayDensity != mBaseDisplayDensity) { |
| 308 | pw.print(" base="); |
| 309 | pw.print(mBaseDisplayWidth); pw.print("x"); pw.print(mBaseDisplayHeight); |
| 310 | pw.print(" "); pw.print(mBaseDisplayDensity); pw.print("dpi"); |
| 311 | } |
| 312 | pw.print(" cur="); |
| 313 | pw.print(mDisplayInfo.logicalWidth); |
| 314 | pw.print("x"); pw.print(mDisplayInfo.logicalHeight); |
| 315 | pw.print(" app="); |
| 316 | pw.print(mDisplayInfo.appWidth); |
| 317 | pw.print("x"); pw.print(mDisplayInfo.appHeight); |
| 318 | pw.print(" rng="); pw.print(mDisplayInfo.smallestNominalAppWidth); |
| 319 | pw.print("x"); pw.print(mDisplayInfo.smallestNominalAppHeight); |
| 320 | pw.print("-"); pw.print(mDisplayInfo.largestNominalAppWidth); |
| 321 | pw.print("x"); pw.println(mDisplayInfo.largestNominalAppHeight); |
Dianne Hackborn | c652de8 | 2013-02-15 16:32:56 -0800 | [diff] [blame^] | 322 | pw.print(subPrefix); pw.print("layoutNeeded="); pw.println(layoutNeeded); |
Craig Mautner | 343ad71 | 2013-02-13 22:37:26 -0800 | [diff] [blame] | 323 | AppTokenIterator iterator = getTmpAppIterator(REVERSE_ITERATOR); |
Craig Mautner | 926f383 | 2013-02-13 11:56:07 -0800 | [diff] [blame] | 324 | int ndx = iterator.size() - 1; |
| 325 | if (ndx >= 0) { |
Craig Mautner | b1fd65c0 | 2013-02-05 13:34:57 -0800 | [diff] [blame] | 326 | pw.println(); |
| 327 | pw.println(" Application tokens in Z order:"); |
Craig Mautner | 926f383 | 2013-02-13 11:56:07 -0800 | [diff] [blame] | 328 | while (iterator.hasNext()) { |
| 329 | AppWindowToken wtoken = iterator.next(); |
| 330 | pw.print(" App #"); pw.print(ndx--); |
| 331 | pw.print(' '); pw.print(wtoken); pw.println(":"); |
| 332 | wtoken.dump(pw, " "); |
Craig Mautner | b1fd65c0 | 2013-02-05 13:34:57 -0800 | [diff] [blame] | 333 | } |
| 334 | } |
| 335 | if (mExitingTokens.size() > 0) { |
| 336 | pw.println(); |
| 337 | pw.println(" Exiting tokens:"); |
| 338 | for (int i=mExitingTokens.size()-1; i>=0; i--) { |
| 339 | WindowToken token = mExitingTokens.get(i); |
| 340 | pw.print(" Exiting #"); pw.print(i); |
| 341 | pw.print(' '); pw.print(token); |
| 342 | pw.println(':'); |
| 343 | token.dump(pw, " "); |
| 344 | } |
| 345 | } |
| 346 | if (mExitingAppTokens.size() > 0) { |
| 347 | pw.println(); |
| 348 | pw.println(" Exiting application tokens:"); |
| 349 | for (int i=mExitingAppTokens.size()-1; i>=0; i--) { |
| 350 | WindowToken token = mExitingAppTokens.get(i); |
| 351 | pw.print(" Exiting App #"); pw.print(i); |
| 352 | pw.print(' '); pw.print(token); |
| 353 | pw.println(':'); |
| 354 | token.dump(pw, " "); |
| 355 | } |
| 356 | } |
| 357 | if (mTaskIdToTaskList.size() > 0) { |
| 358 | pw.println(); |
| 359 | for (int i = 0; i < mTaskIdToTaskList.size(); ++i) { |
| 360 | pw.print(" TaskList #"); pw.print(i); |
| 361 | pw.print(" taskId="); pw.println(mTaskIdToTaskList.keyAt(i)); |
| 362 | pw.print(" mAppTokens="); |
| 363 | pw.println(mTaskIdToTaskList.valueAt(i).mAppTokens); |
| 364 | pw.println(); |
| 365 | } |
| 366 | } |
Craig Mautner | 59c0097 | 2012-07-30 12:10:24 -0700 | [diff] [blame] | 367 | pw.println(); |
| 368 | } |
| 369 | } |