Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2019 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 | |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 19 | import static android.Manifest.permission.MANAGE_ACTIVITY_STACKS; |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame^] | 20 | import static android.app.WindowConfiguration.ACTIVITY_TYPE_UNDEFINED; |
Robert Carr | 00c0dbe | 2020-01-24 15:30:24 -0800 | [diff] [blame] | 21 | import static android.app.WindowConfiguration.WINDOWING_MODE_MULTI_WINDOW; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 22 | import static android.app.WindowConfiguration.WINDOWING_MODE_PINNED; |
| 23 | import static android.app.WindowConfiguration.WINDOWING_MODE_SPLIT_SCREEN_PRIMARY; |
| 24 | import static android.app.WindowConfiguration.WINDOWING_MODE_SPLIT_SCREEN_SECONDARY; |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 25 | |
Wale Ogunwale | 568f9f41 | 2020-03-21 22:27:35 -0700 | [diff] [blame] | 26 | import static com.android.server.wm.WindowOrganizerController.CONTROLLABLE_CONFIGS; |
| 27 | import static com.android.server.wm.WindowOrganizerController.CONTROLLABLE_WINDOW_CONFIGS; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 28 | |
| 29 | import android.annotation.Nullable; |
| 30 | import android.app.ActivityManager.RunningTaskInfo; |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame^] | 31 | import android.content.Intent; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 32 | import android.content.pm.ActivityInfo; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 33 | import android.os.Binder; |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 34 | import android.os.IBinder; |
| 35 | import android.os.RemoteException; |
| 36 | import android.util.Slog; |
Wale Ogunwale | 5794658 | 2020-03-21 14:29:07 -0700 | [diff] [blame] | 37 | import android.window.ITaskOrganizer; |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame^] | 38 | import android.window.ITaskOrganizerController; |
Wale Ogunwale | 5794658 | 2020-03-21 14:29:07 -0700 | [diff] [blame] | 39 | import android.window.IWindowContainer; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 40 | |
Evan Rosky | 29d4a0a | 2020-02-04 16:40:44 -0800 | [diff] [blame] | 41 | import com.android.internal.util.ArrayUtils; |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 42 | |
| 43 | import java.util.ArrayList; |
| 44 | import java.util.HashMap; |
Evan Rosky | a8fde15 | 2020-01-07 19:09:13 -0800 | [diff] [blame] | 45 | import java.util.List; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 46 | import java.util.WeakHashMap; |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 47 | |
| 48 | /** |
| 49 | * Stores the TaskOrganizers associated with a given windowing mode and |
| 50 | * their associated state. |
| 51 | */ |
Wale Ogunwale | 568f9f41 | 2020-03-21 22:27:35 -0700 | [diff] [blame] | 52 | class TaskOrganizerController extends ITaskOrganizerController.Stub { |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 53 | private static final String TAG = "TaskOrganizerController"; |
| 54 | |
Evan Rosky | f64f5da | 2020-03-16 13:47:48 -0700 | [diff] [blame] | 55 | /** |
| 56 | * Masks specifying which configurations are important to report back to an organizer when |
| 57 | * changed. |
| 58 | */ |
| 59 | private static final int REPORT_CONFIGS = CONTROLLABLE_CONFIGS; |
| 60 | private static final int REPORT_WINDOW_CONFIGS = CONTROLLABLE_WINDOW_CONFIGS; |
| 61 | |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 62 | private final WindowManagerGlobalLock mGlobalLock; |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 63 | |
| 64 | private class DeathRecipient implements IBinder.DeathRecipient { |
| 65 | int mWindowingMode; |
| 66 | ITaskOrganizer mTaskOrganizer; |
| 67 | |
| 68 | DeathRecipient(ITaskOrganizer organizer, int windowingMode) { |
| 69 | mTaskOrganizer = organizer; |
| 70 | mWindowingMode = windowingMode; |
| 71 | } |
| 72 | |
| 73 | @Override |
| 74 | public void binderDied() { |
| 75 | synchronized (mGlobalLock) { |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 76 | final TaskOrganizerState state = |
| 77 | mTaskOrganizerStates.get(mTaskOrganizer.asBinder()); |
| 78 | state.releaseTasks(); |
| 79 | mTaskOrganizerStates.remove(mTaskOrganizer.asBinder()); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 80 | if (mTaskOrganizersForWindowingMode.get(mWindowingMode) == mTaskOrganizer) { |
| 81 | mTaskOrganizersForWindowingMode.remove(mWindowingMode); |
| 82 | } |
| 83 | } |
| 84 | } |
| 85 | }; |
| 86 | |
| 87 | class TaskOrganizerState { |
| 88 | ITaskOrganizer mOrganizer; |
| 89 | DeathRecipient mDeathRecipient; |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 90 | int mWindowingMode; |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 91 | |
| 92 | ArrayList<Task> mOrganizedTasks = new ArrayList<>(); |
| 93 | |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 94 | // Save the TaskOrganizer which we replaced registration for |
| 95 | // so it can be re-registered if we unregister. |
| 96 | TaskOrganizerState mReplacementFor; |
| 97 | boolean mDisposed = false; |
| 98 | |
| 99 | |
| 100 | TaskOrganizerState(ITaskOrganizer organizer, int windowingMode, |
Winson Chung | 77338ab | 2020-03-09 16:32:34 -0700 | [diff] [blame] | 101 | @Nullable TaskOrganizerState replacing) { |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 102 | mOrganizer = organizer; |
| 103 | mDeathRecipient = new DeathRecipient(organizer, windowingMode); |
| 104 | try { |
| 105 | organizer.asBinder().linkToDeath(mDeathRecipient, 0); |
| 106 | } catch (RemoteException e) { |
| 107 | Slog.e(TAG, "TaskOrganizer failed to register death recipient"); |
| 108 | } |
| 109 | mWindowingMode = windowingMode; |
| 110 | mReplacementFor = replacing; |
| 111 | } |
| 112 | |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 113 | void addTask(Task t) { |
| 114 | mOrganizedTasks.add(t); |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 115 | try { |
Wale Ogunwale | dec3408 | 2020-03-22 09:45:00 -0700 | [diff] [blame] | 116 | mOrganizer.onTaskAppeared(t.getTaskInfo()); |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 117 | } catch (Exception e) { |
| 118 | Slog.e(TAG, "Exception sending taskAppeared callback" + e); |
| 119 | } |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 120 | } |
| 121 | |
| 122 | void removeTask(Task t) { |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 123 | try { |
Wale Ogunwale | dec3408 | 2020-03-22 09:45:00 -0700 | [diff] [blame] | 124 | mOrganizer.onTaskVanished(t.getTaskInfo()); |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 125 | } catch (Exception e) { |
| 126 | Slog.e(TAG, "Exception sending taskVanished callback" + e); |
| 127 | } |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 128 | mOrganizedTasks.remove(t); |
| 129 | } |
| 130 | |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 131 | void dispose() { |
| 132 | mDisposed = true; |
| 133 | releaseTasks(); |
| 134 | handleReplacement(); |
| 135 | } |
| 136 | |
| 137 | void releaseTasks() { |
| 138 | for (int i = mOrganizedTasks.size() - 1; i >= 0; i--) { |
| 139 | final Task t = mOrganizedTasks.get(i); |
| 140 | t.taskOrganizerDied(); |
| 141 | removeTask(t); |
| 142 | } |
| 143 | } |
| 144 | |
| 145 | void handleReplacement() { |
| 146 | if (mReplacementFor != null && !mReplacementFor.mDisposed) { |
| 147 | mTaskOrganizersForWindowingMode.put(mWindowingMode, mReplacementFor); |
| 148 | } |
| 149 | } |
| 150 | |
| 151 | void unlinkDeath() { |
| 152 | mDisposed = true; |
| 153 | mOrganizer.asBinder().unlinkToDeath(mDeathRecipient, 0); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 154 | } |
| 155 | }; |
| 156 | |
| 157 | |
| 158 | final HashMap<Integer, TaskOrganizerState> mTaskOrganizersForWindowingMode = new HashMap(); |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 159 | final HashMap<IBinder, TaskOrganizerState> mTaskOrganizerStates = new HashMap(); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 160 | |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 161 | private final WeakHashMap<Task, RunningTaskInfo> mLastSentTaskInfos = new WeakHashMap<>(); |
| 162 | private final ArrayList<Task> mPendingTaskInfoChanges = new ArrayList<>(); |
| 163 | |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 164 | final ActivityTaskManagerService mService; |
| 165 | |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 166 | RunningTaskInfo mTmpTaskInfo; |
| 167 | |
| 168 | TaskOrganizerController(ActivityTaskManagerService atm) { |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 169 | mService = atm; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 170 | mGlobalLock = atm.mGlobalLock; |
| 171 | } |
| 172 | |
| 173 | private void enforceStackPermission(String func) { |
| 174 | mService.mAmInternal.enforceCallingPermission(MANAGE_ACTIVITY_STACKS, func); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 175 | } |
| 176 | |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 177 | /** |
| 178 | * Register a TaskOrganizer to manage tasks as they enter the given windowing mode. |
| 179 | * If there was already a TaskOrganizer for this windowing mode it will be evicted |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 180 | * but will continue to organize it's existing tasks. |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 181 | */ |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 182 | @Override |
| 183 | public void registerTaskOrganizer(ITaskOrganizer organizer, int windowingMode) { |
| 184 | if (windowingMode != WINDOWING_MODE_PINNED |
| 185 | && windowingMode != WINDOWING_MODE_SPLIT_SCREEN_PRIMARY |
| 186 | && windowingMode != WINDOWING_MODE_SPLIT_SCREEN_SECONDARY |
| 187 | && windowingMode != WINDOWING_MODE_MULTI_WINDOW) { |
| 188 | throw new UnsupportedOperationException("As of now only Pinned/Split/Multiwindow" |
| 189 | + " windowing modes are supported for registerTaskOrganizer"); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 190 | } |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 191 | enforceStackPermission("registerTaskOrganizer()"); |
| 192 | final long origId = Binder.clearCallingIdentity(); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 193 | try { |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 194 | synchronized (mGlobalLock) { |
Winson Chung | 77338ab | 2020-03-09 16:32:34 -0700 | [diff] [blame] | 195 | if (getTaskOrganizer(windowingMode) != null) { |
| 196 | Slog.w(TAG, "Task organizer already exists for windowing mode: " |
| 197 | + windowingMode); |
| 198 | } |
| 199 | final TaskOrganizerState previousState = |
| 200 | mTaskOrganizersForWindowingMode.get(windowingMode); |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 201 | final TaskOrganizerState state = new TaskOrganizerState(organizer, windowingMode, |
Winson Chung | 77338ab | 2020-03-09 16:32:34 -0700 | [diff] [blame] | 202 | previousState); |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 203 | mTaskOrganizersForWindowingMode.put(windowingMode, state); |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 204 | mTaskOrganizerStates.put(organizer.asBinder(), state); |
Winson Chung | 77338ab | 2020-03-09 16:32:34 -0700 | [diff] [blame] | 205 | |
| 206 | if (previousState == null) { |
| 207 | // Only in the case where this is the root task organizer for the given |
| 208 | // windowing mode, we add report all existing tasks in that mode to the new |
| 209 | // task organizer. |
| 210 | mService.mRootWindowContainer.forAllTasks((task) -> { |
| 211 | if (task.getWindowingMode() == windowingMode) { |
| 212 | task.updateTaskOrganizerState(true /* forceUpdate */); |
| 213 | } |
| 214 | }); |
| 215 | } |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 216 | } |
| 217 | } finally { |
| 218 | Binder.restoreCallingIdentity(origId); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 219 | } |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 220 | } |
| 221 | |
Winson Chung | 8a16890 | 2020-03-12 22:39:22 -0700 | [diff] [blame] | 222 | @Override |
| 223 | public void unregisterTaskOrganizer(ITaskOrganizer organizer) { |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 224 | final TaskOrganizerState state = mTaskOrganizerStates.get(organizer.asBinder()); |
| 225 | state.unlinkDeath(); |
| 226 | if (mTaskOrganizersForWindowingMode.get(state.mWindowingMode) == state) { |
| 227 | mTaskOrganizersForWindowingMode.remove(state.mWindowingMode); |
| 228 | } |
| 229 | state.dispose(); |
| 230 | } |
| 231 | |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 232 | ITaskOrganizer getTaskOrganizer(int windowingMode) { |
| 233 | final TaskOrganizerState state = mTaskOrganizersForWindowingMode.get(windowingMode); |
| 234 | if (state == null) { |
| 235 | return null; |
| 236 | } |
| 237 | return state.mOrganizer; |
| 238 | } |
| 239 | |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 240 | void onTaskAppeared(ITaskOrganizer organizer, Task task) { |
Robert Carr | e10ee3d | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 241 | final TaskOrganizerState state = mTaskOrganizerStates.get(organizer.asBinder()); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 242 | state.addTask(task); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 243 | } |
| 244 | |
| 245 | void onTaskVanished(ITaskOrganizer organizer, Task task) { |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 246 | final TaskOrganizerState state = mTaskOrganizerStates.get(organizer.asBinder()); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 247 | state.removeTask(task); |
| 248 | } |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 249 | |
| 250 | @Override |
| 251 | public RunningTaskInfo createRootTask(int displayId, int windowingMode) { |
| 252 | enforceStackPermission("createRootTask()"); |
| 253 | final long origId = Binder.clearCallingIdentity(); |
| 254 | try { |
| 255 | synchronized (mGlobalLock) { |
| 256 | DisplayContent display = mService.mRootWindowContainer.getDisplayContent(displayId); |
| 257 | if (display == null) { |
| 258 | return null; |
| 259 | } |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame^] | 260 | |
| 261 | final Task task = display.getOrCreateStack(windowingMode, ACTIVITY_TYPE_UNDEFINED, |
| 262 | false /* onTop */, new Intent(), null /* candidateTask */, |
| 263 | true /* createdByOrganizer */); |
| 264 | RunningTaskInfo out = task.getTaskInfo(); |
| 265 | mLastSentTaskInfos.put(task, out); |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 266 | return out; |
| 267 | } |
| 268 | } finally { |
| 269 | Binder.restoreCallingIdentity(origId); |
| 270 | } |
| 271 | } |
| 272 | |
| 273 | @Override |
| 274 | public boolean deleteRootTask(IWindowContainer token) { |
| 275 | enforceStackPermission("deleteRootTask()"); |
| 276 | final long origId = Binder.clearCallingIdentity(); |
| 277 | try { |
| 278 | synchronized (mGlobalLock) { |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame^] | 279 | final Task task = WindowContainer.fromBinder(token.asBinder()).asTask(); |
| 280 | if (task == null) return false; |
| 281 | if (!task.mCreatedByOrganizer) { |
| 282 | throw new IllegalArgumentException( |
| 283 | "Attempt to delete task not created by organizer task=" + task); |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 284 | } |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame^] | 285 | task.removeImmediately(); |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 286 | return true; |
| 287 | } |
| 288 | } finally { |
| 289 | Binder.restoreCallingIdentity(origId); |
| 290 | } |
| 291 | } |
| 292 | |
| 293 | void dispatchPendingTaskInfoChanges() { |
| 294 | if (mService.mWindowManager.mWindowPlacerLocked.isLayoutDeferred()) { |
| 295 | return; |
| 296 | } |
| 297 | for (int i = 0, n = mPendingTaskInfoChanges.size(); i < n; ++i) { |
| 298 | dispatchTaskInfoChanged(mPendingTaskInfoChanges.get(i), false /* force */); |
| 299 | } |
| 300 | mPendingTaskInfoChanges.clear(); |
| 301 | } |
| 302 | |
| 303 | void dispatchTaskInfoChanged(Task task, boolean force) { |
| 304 | if (!force && mService.mWindowManager.mWindowPlacerLocked.isLayoutDeferred()) { |
| 305 | // Defer task info reporting while layout is deferred. This is because layout defer |
| 306 | // blocks tend to do lots of re-ordering which can mess up animations in receivers. |
| 307 | mPendingTaskInfoChanges.remove(task); |
| 308 | mPendingTaskInfoChanges.add(task); |
| 309 | return; |
| 310 | } |
| 311 | RunningTaskInfo lastInfo = mLastSentTaskInfos.get(task); |
| 312 | if (mTmpTaskInfo == null) { |
| 313 | mTmpTaskInfo = new RunningTaskInfo(); |
| 314 | } |
Evan Rosky | f64f5da | 2020-03-16 13:47:48 -0700 | [diff] [blame] | 315 | mTmpTaskInfo.configuration.unset(); |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 316 | task.fillTaskInfo(mTmpTaskInfo); |
| 317 | boolean changed = lastInfo == null |
| 318 | || mTmpTaskInfo.topActivityType != lastInfo.topActivityType |
Hongwei Wang | 85cf41f | 2020-01-15 15:14:47 -0800 | [diff] [blame] | 319 | || mTmpTaskInfo.isResizable() != lastInfo.isResizable() |
| 320 | || mTmpTaskInfo.pictureInPictureParams != lastInfo.pictureInPictureParams; |
Evan Rosky | f64f5da | 2020-03-16 13:47:48 -0700 | [diff] [blame] | 321 | if (!changed) { |
| 322 | int cfgChanges = mTmpTaskInfo.configuration.diff(lastInfo.configuration); |
| 323 | final int winCfgChanges = (cfgChanges & ActivityInfo.CONFIG_WINDOW_CONFIGURATION) != 0 |
| 324 | ? (int) mTmpTaskInfo.configuration.windowConfiguration.diff( |
| 325 | lastInfo.configuration.windowConfiguration, |
| 326 | true /* compareUndefined */) : 0; |
| 327 | if ((winCfgChanges & REPORT_WINDOW_CONFIGS) == 0) { |
| 328 | cfgChanges &= ~ActivityInfo.CONFIG_WINDOW_CONFIGURATION; |
| 329 | } |
| 330 | changed = (cfgChanges & REPORT_CONFIGS) != 0; |
| 331 | } |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 332 | if (!(changed || force)) { |
| 333 | return; |
| 334 | } |
| 335 | final RunningTaskInfo newInfo = mTmpTaskInfo; |
| 336 | mLastSentTaskInfos.put(task, mTmpTaskInfo); |
| 337 | // Since we've stored this, clean up the reference so a new one will be created next time. |
| 338 | // Transferring it this way means we only have to construct new RunningTaskInfos when they |
| 339 | // change. |
| 340 | mTmpTaskInfo = null; |
| 341 | |
| 342 | if (task.mTaskOrganizer != null) { |
| 343 | try { |
| 344 | task.mTaskOrganizer.onTaskInfoChanged(newInfo); |
| 345 | } catch (RemoteException e) { |
| 346 | } |
| 347 | } |
| 348 | } |
| 349 | |
| 350 | @Override |
| 351 | public IWindowContainer getImeTarget(int displayId) { |
| 352 | enforceStackPermission("getImeTarget()"); |
| 353 | final long origId = Binder.clearCallingIdentity(); |
| 354 | try { |
| 355 | synchronized (mGlobalLock) { |
| 356 | DisplayContent dc = mService.mWindowManager.mRoot |
| 357 | .getDisplayContent(displayId); |
| 358 | if (dc == null || dc.mInputMethodTarget == null) { |
| 359 | return null; |
| 360 | } |
| 361 | // Avoid WindowState#getRootTask() so we don't attribute system windows to a task. |
| 362 | final Task task = dc.mInputMethodTarget.getTask(); |
| 363 | if (task == null) { |
| 364 | return null; |
| 365 | } |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame^] | 366 | return task.getRootTask().mRemoteToken; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 367 | } |
| 368 | } finally { |
| 369 | Binder.restoreCallingIdentity(origId); |
| 370 | } |
| 371 | } |
| 372 | |
| 373 | @Override |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame^] | 374 | public void setLaunchRoot(int displayId, @Nullable IWindowContainer token) { |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 375 | enforceStackPermission("setLaunchRoot()"); |
| 376 | final long origId = Binder.clearCallingIdentity(); |
| 377 | try { |
| 378 | synchronized (mGlobalLock) { |
| 379 | DisplayContent display = mService.mRootWindowContainer.getDisplayContent(displayId); |
| 380 | if (display == null) { |
| 381 | return; |
| 382 | } |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame^] | 383 | Task task = token == null |
| 384 | ? null : WindowContainer.fromBinder(token.asBinder()).asTask(); |
| 385 | if (task == null) { |
| 386 | display.mLaunchRootTask = null; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 387 | return; |
| 388 | } |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame^] | 389 | if (!task.mCreatedByOrganizer) { |
| 390 | throw new IllegalArgumentException("Attempt to set task not created by " |
| 391 | + "organizer as launch root task=" + task); |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 392 | } |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame^] | 393 | if (task.getDisplayContent() != display) { |
| 394 | throw new RuntimeException("Can't set launch root for display " + displayId |
| 395 | + " to task on display " + task.getDisplayContent().getDisplayId()); |
| 396 | } |
| 397 | display.mLaunchRootTask = task; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 398 | } |
| 399 | } finally { |
| 400 | Binder.restoreCallingIdentity(origId); |
| 401 | } |
| 402 | } |
| 403 | |
Evan Rosky | a8fde15 | 2020-01-07 19:09:13 -0800 | [diff] [blame] | 404 | @Override |
Evan Rosky | 29d4a0a | 2020-02-04 16:40:44 -0800 | [diff] [blame] | 405 | public List<RunningTaskInfo> getChildTasks(IWindowContainer parent, |
| 406 | @Nullable int[] activityTypes) { |
Evan Rosky | a8fde15 | 2020-01-07 19:09:13 -0800 | [diff] [blame] | 407 | enforceStackPermission("getChildTasks()"); |
| 408 | final long ident = Binder.clearCallingIdentity(); |
| 409 | try { |
| 410 | synchronized (mGlobalLock) { |
| 411 | if (parent == null) { |
| 412 | throw new IllegalArgumentException("Can't get children of null parent"); |
| 413 | } |
| 414 | final WindowContainer container = WindowContainer.fromBinder(parent.asBinder()); |
| 415 | if (container == null) { |
| 416 | Slog.e(TAG, "Can't get children of " + parent + " because it is not valid."); |
| 417 | return null; |
| 418 | } |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame^] | 419 | final Task task = container.asTask(); |
| 420 | if (task == null) { |
| 421 | Slog.e(TAG, container + " is not a task..."); |
| 422 | return null; |
| 423 | } |
| 424 | // For now, only support returning children of tasks created by the organizer. |
| 425 | if (!task.mCreatedByOrganizer) { |
Evan Rosky | a8fde15 | 2020-01-07 19:09:13 -0800 | [diff] [blame] | 426 | Slog.w(TAG, "Can only get children of root tasks created via createRootTask"); |
| 427 | return null; |
| 428 | } |
| 429 | ArrayList<RunningTaskInfo> out = new ArrayList<>(); |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame^] | 430 | for (int i = task.getChildCount() - 1; i >= 0; --i) { |
| 431 | final Task child = task.getChildAt(i).asTask(); |
| 432 | if (child == null) continue; |
| 433 | if (activityTypes != null |
| 434 | && !ArrayUtils.contains(activityTypes, child.getActivityType())) { |
| 435 | continue; |
Evan Rosky | a8fde15 | 2020-01-07 19:09:13 -0800 | [diff] [blame] | 436 | } |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame^] | 437 | out.add(child.getTaskInfo()); |
Evan Rosky | a8fde15 | 2020-01-07 19:09:13 -0800 | [diff] [blame] | 438 | } |
| 439 | return out; |
| 440 | } |
| 441 | } finally { |
| 442 | Binder.restoreCallingIdentity(ident); |
| 443 | } |
| 444 | } |
| 445 | |
Evan Rosky | 29d4a0a | 2020-02-04 16:40:44 -0800 | [diff] [blame] | 446 | @Override |
| 447 | public List<RunningTaskInfo> getRootTasks(int displayId, @Nullable int[] activityTypes) { |
| 448 | enforceStackPermission("getRootTasks()"); |
| 449 | final long ident = Binder.clearCallingIdentity(); |
| 450 | try { |
| 451 | synchronized (mGlobalLock) { |
| 452 | final DisplayContent dc = |
| 453 | mService.mRootWindowContainer.getDisplayContent(displayId); |
| 454 | if (dc == null) { |
| 455 | throw new IllegalArgumentException("Display " + displayId + " doesn't exist"); |
| 456 | } |
| 457 | ArrayList<RunningTaskInfo> out = new ArrayList<>(); |
| 458 | for (int i = dc.getStackCount() - 1; i >= 0; --i) { |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame^] | 459 | final Task task = dc.getStackAt(i); |
Evan Rosky | 29d4a0a | 2020-02-04 16:40:44 -0800 | [diff] [blame] | 460 | if (activityTypes != null |
| 461 | && !ArrayUtils.contains(activityTypes, task.getActivityType())) { |
| 462 | continue; |
| 463 | } |
Winson Chung | 66b08f0 | 2020-03-03 14:32:35 -0800 | [diff] [blame] | 464 | out.add(task.getTaskInfo()); |
Evan Rosky | 29d4a0a | 2020-02-04 16:40:44 -0800 | [diff] [blame] | 465 | } |
| 466 | return out; |
| 467 | } |
| 468 | } finally { |
| 469 | Binder.restoreCallingIdentity(ident); |
| 470 | } |
| 471 | } |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 472 | } |