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; |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 23 | |
Wale Ogunwale | 568f9f41 | 2020-03-21 22:27:35 -0700 | [diff] [blame] | 24 | import static com.android.server.wm.WindowOrganizerController.CONTROLLABLE_CONFIGS; |
| 25 | import static com.android.server.wm.WindowOrganizerController.CONTROLLABLE_WINDOW_CONFIGS; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 26 | |
| 27 | import android.annotation.Nullable; |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 28 | import android.app.ActivityManager; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 29 | import android.app.ActivityManager.RunningTaskInfo; |
Evan Rosky | b8540a0 | 2020-03-25 16:30:24 -0700 | [diff] [blame] | 30 | import android.app.WindowConfiguration; |
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; |
Winson Chung | aff506b | 2020-03-21 22:56:31 -0700 | [diff] [blame] | 37 | import android.util.SparseArray; |
Wale Ogunwale | 5794658 | 2020-03-21 14:29:07 -0700 | [diff] [blame] | 38 | import android.window.ITaskOrganizer; |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame] | 39 | import android.window.ITaskOrganizerController; |
Wale Ogunwale | adf116e | 2020-03-27 16:36:01 -0700 | [diff] [blame] | 40 | import android.window.WindowContainerToken; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 41 | |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 42 | import com.android.internal.annotations.VisibleForTesting; |
Evan Rosky | 29d4a0a | 2020-02-04 16:40:44 -0800 | [diff] [blame] | 43 | import com.android.internal.util.ArrayUtils; |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 44 | |
Winson Chung | 268eccb | 2020-03-26 13:43:44 -0700 | [diff] [blame] | 45 | import java.io.PrintWriter; |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 46 | import java.util.ArrayList; |
| 47 | import java.util.HashMap; |
Winson Chung | aff506b | 2020-03-21 22:56:31 -0700 | [diff] [blame] | 48 | import java.util.LinkedList; |
Evan Rosky | a8fde15 | 2020-01-07 19:09:13 -0800 | [diff] [blame] | 49 | import java.util.List; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 50 | import java.util.WeakHashMap; |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 51 | import java.util.function.Consumer; |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 52 | |
| 53 | /** |
| 54 | * Stores the TaskOrganizers associated with a given windowing mode and |
| 55 | * their associated state. |
| 56 | */ |
Wale Ogunwale | 568f9f41 | 2020-03-21 22:27:35 -0700 | [diff] [blame] | 57 | class TaskOrganizerController extends ITaskOrganizerController.Stub { |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 58 | private static final String TAG = "TaskOrganizerController"; |
Evan Rosky | b8540a0 | 2020-03-25 16:30:24 -0700 | [diff] [blame] | 59 | private static final LinkedList<IBinder> EMPTY_LIST = new LinkedList<>(); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 60 | |
Evan Rosky | f64f5da | 2020-03-16 13:47:48 -0700 | [diff] [blame] | 61 | /** |
| 62 | * Masks specifying which configurations are important to report back to an organizer when |
| 63 | * changed. |
| 64 | */ |
| 65 | private static final int REPORT_CONFIGS = CONTROLLABLE_CONFIGS; |
| 66 | private static final int REPORT_WINDOW_CONFIGS = CONTROLLABLE_WINDOW_CONFIGS; |
| 67 | |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 68 | private final WindowManagerGlobalLock mGlobalLock; |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 69 | |
| 70 | private class DeathRecipient implements IBinder.DeathRecipient { |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 71 | ITaskOrganizer mTaskOrganizer; |
| 72 | |
Evan Rosky | b8540a0 | 2020-03-25 16:30:24 -0700 | [diff] [blame] | 73 | DeathRecipient(ITaskOrganizer organizer) { |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 74 | mTaskOrganizer = organizer; |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 75 | } |
| 76 | |
| 77 | @Override |
| 78 | public void binderDied() { |
| 79 | synchronized (mGlobalLock) { |
Winson Chung | aff506b | 2020-03-21 22:56:31 -0700 | [diff] [blame] | 80 | final TaskOrganizerState state = mTaskOrganizerStates.remove( |
| 81 | mTaskOrganizer.asBinder()); |
Riddle Hsu | 3c29051 | 2020-03-30 22:12:52 +0800 | [diff] [blame] | 82 | if (state != null) { |
| 83 | state.dispose(); |
| 84 | } |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 85 | } |
| 86 | } |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 87 | } |
| 88 | |
| 89 | /** |
| 90 | * A wrapper class around ITaskOrganizer to ensure that the calls are made in the right |
| 91 | * lifecycle order since we may be updating the visibility of task surface controls in a pending |
| 92 | * transaction before they are presented to the task org. |
| 93 | */ |
| 94 | private class TaskOrganizerCallbacks { |
| 95 | final WindowManagerService mService; |
| 96 | final ITaskOrganizer mTaskOrganizer; |
| 97 | final Consumer<Runnable> mDeferTaskOrgCallbacksConsumer; |
| 98 | |
| 99 | TaskOrganizerCallbacks(WindowManagerService wm, ITaskOrganizer taskOrg, |
| 100 | Consumer<Runnable> deferTaskOrgCallbacksConsumer) { |
| 101 | mService = wm; |
| 102 | mDeferTaskOrgCallbacksConsumer = deferTaskOrgCallbacksConsumer; |
| 103 | mTaskOrganizer = taskOrg; |
| 104 | } |
| 105 | |
| 106 | IBinder getBinder() { |
| 107 | return mTaskOrganizer.asBinder(); |
| 108 | } |
| 109 | |
| 110 | void onTaskAppeared(Task task) { |
| 111 | final RunningTaskInfo taskInfo = task.getTaskInfo(); |
| 112 | mDeferTaskOrgCallbacksConsumer.accept(() -> { |
| 113 | try { |
| 114 | mTaskOrganizer.onTaskAppeared(taskInfo); |
| 115 | } catch (RemoteException e) { |
| 116 | Slog.e(TAG, "Exception sending onTaskAppeared callback", e); |
| 117 | } |
| 118 | }); |
| 119 | } |
| 120 | |
| 121 | |
| 122 | void onTaskVanished(Task task) { |
| 123 | final RunningTaskInfo taskInfo = task.getTaskInfo(); |
| 124 | mDeferTaskOrgCallbacksConsumer.accept(() -> { |
| 125 | try { |
| 126 | mTaskOrganizer.onTaskVanished(taskInfo); |
| 127 | } catch (RemoteException e) { |
| 128 | Slog.e(TAG, "Exception sending onTaskVanished callback", e); |
| 129 | } |
| 130 | }); |
| 131 | } |
| 132 | |
| 133 | void onTaskInfoChanged(Task task, ActivityManager.RunningTaskInfo taskInfo) { |
Winson Chung | 8b5d23a | 2020-04-06 19:23:23 -0700 | [diff] [blame^] | 134 | if (!task.mCreatedByOrganizer && !task.mTaskAppearedSent) { |
| 135 | // Skip if the task has not yet received taskAppeared(), except for tasks created |
| 136 | // by the organizer that don't receive that signal |
| 137 | return; |
| 138 | } |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 139 | mDeferTaskOrgCallbacksConsumer.accept(() -> { |
| 140 | if (!task.isOrganized()) { |
| 141 | // This is safe to ignore if the task is no longer organized |
| 142 | return; |
| 143 | } |
| 144 | try { |
| 145 | mTaskOrganizer.onTaskInfoChanged(taskInfo); |
| 146 | } catch (RemoteException e) { |
| 147 | Slog.e(TAG, "Exception sending onTaskInfoChanged callback", e); |
| 148 | } |
| 149 | }); |
| 150 | } |
| 151 | |
| 152 | void onBackPressedOnTaskRoot(Task task) { |
Winson Chung | 8b5d23a | 2020-04-06 19:23:23 -0700 | [diff] [blame^] | 153 | if (!task.mCreatedByOrganizer && !task.mTaskAppearedSent) { |
| 154 | // Skip if the task has not yet received taskAppeared(), except for tasks created |
| 155 | // by the organizer that don't receive that signal |
| 156 | return; |
| 157 | } |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 158 | mDeferTaskOrgCallbacksConsumer.accept(() -> { |
| 159 | if (!task.isOrganized()) { |
| 160 | // This is safe to ignore if the task is no longer organized |
| 161 | return; |
| 162 | } |
| 163 | try { |
| 164 | mTaskOrganizer.onBackPressedOnTaskRoot(task.getTaskInfo()); |
| 165 | } catch (Exception e) { |
| 166 | Slog.e(TAG, "Exception sending onBackPressedOnTaskRoot callback", e); |
| 167 | } |
| 168 | }); |
| 169 | } |
| 170 | } |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 171 | |
Winson Chung | aff506b | 2020-03-21 22:56:31 -0700 | [diff] [blame] | 172 | private class TaskOrganizerState { |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 173 | private final TaskOrganizerCallbacks mOrganizer; |
Winson Chung | aff506b | 2020-03-21 22:56:31 -0700 | [diff] [blame] | 174 | private final DeathRecipient mDeathRecipient; |
Winson Chung | aff506b | 2020-03-21 22:56:31 -0700 | [diff] [blame] | 175 | private final ArrayList<Task> mOrganizedTasks = new ArrayList<>(); |
Winson Chung | 268eccb | 2020-03-26 13:43:44 -0700 | [diff] [blame] | 176 | private final int mUid; |
Winson Chung | a1f869d | 2020-03-21 23:02:48 -0700 | [diff] [blame] | 177 | private boolean mInterceptBackPressedOnTaskRoot; |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 178 | |
Winson Chung | 268eccb | 2020-03-26 13:43:44 -0700 | [diff] [blame] | 179 | TaskOrganizerState(ITaskOrganizer organizer, int uid) { |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 180 | final Consumer<Runnable> deferTaskOrgCallbacksConsumer = |
| 181 | mDeferTaskOrgCallbacksConsumer != null |
| 182 | ? mDeferTaskOrgCallbacksConsumer |
| 183 | : mService.mWindowManager.mAnimator::addAfterPrepareSurfacesRunnable; |
| 184 | mOrganizer = new TaskOrganizerCallbacks(mService.mWindowManager, organizer, |
| 185 | deferTaskOrgCallbacksConsumer); |
Evan Rosky | b8540a0 | 2020-03-25 16:30:24 -0700 | [diff] [blame] | 186 | mDeathRecipient = new DeathRecipient(organizer); |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 187 | try { |
| 188 | organizer.asBinder().linkToDeath(mDeathRecipient, 0); |
| 189 | } catch (RemoteException e) { |
| 190 | Slog.e(TAG, "TaskOrganizer failed to register death recipient"); |
| 191 | } |
Winson Chung | 268eccb | 2020-03-26 13:43:44 -0700 | [diff] [blame] | 192 | mUid = uid; |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 193 | } |
| 194 | |
Winson Chung | a1f869d | 2020-03-21 23:02:48 -0700 | [diff] [blame] | 195 | void setInterceptBackPressedOnTaskRoot(boolean interceptBackPressed) { |
| 196 | mInterceptBackPressedOnTaskRoot = interceptBackPressed; |
| 197 | } |
| 198 | |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 199 | void addTask(Task t) { |
Louis Chang | 9d35a3a | 2020-04-06 17:23:02 +0800 | [diff] [blame] | 200 | if (t.mTaskAppearedSent) return; |
| 201 | |
| 202 | if (!mOrganizedTasks.contains(t)) { |
| 203 | mOrganizedTasks.add(t); |
| 204 | } |
| 205 | if (t.taskAppearedReady()) { |
Winson Chung | 8b5d23a | 2020-04-06 19:23:23 -0700 | [diff] [blame^] | 206 | t.mTaskAppearedSent = true; |
| 207 | mOrganizer.onTaskAppeared(t); |
Winson Chung | d2fb07e | 2020-04-06 18:17:21 +0000 | [diff] [blame] | 208 | } |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 209 | } |
| 210 | |
| 211 | void removeTask(Task t) { |
Louis Chang | 9d35a3a | 2020-04-06 17:23:02 +0800 | [diff] [blame] | 212 | if (t.mTaskAppearedSent) { |
Winson Chung | 8b5d23a | 2020-04-06 19:23:23 -0700 | [diff] [blame^] | 213 | t.mTaskAppearedSent = false; |
| 214 | mOrganizer.onTaskVanished(t); |
Winson Chung | d2fb07e | 2020-04-06 18:17:21 +0000 | [diff] [blame] | 215 | } |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 216 | mOrganizedTasks.remove(t); |
| 217 | } |
| 218 | |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 219 | void dispose() { |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 220 | releaseTasks(); |
Evan Rosky | b8540a0 | 2020-03-25 16:30:24 -0700 | [diff] [blame] | 221 | for (int i = mTaskOrganizersForWindowingMode.size() - 1; i >= 0; --i) { |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 222 | mTaskOrganizersForWindowingMode.valueAt(i).remove(mOrganizer.getBinder()); |
Evan Rosky | b8540a0 | 2020-03-25 16:30:24 -0700 | [diff] [blame] | 223 | } |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 224 | } |
| 225 | |
Winson Chung | aff506b | 2020-03-21 22:56:31 -0700 | [diff] [blame] | 226 | private void releaseTasks() { |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 227 | for (int i = mOrganizedTasks.size() - 1; i >= 0; i--) { |
| 228 | final Task t = mOrganizedTasks.get(i); |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 229 | removeTask(t); |
Winson Chung | aff506b | 2020-03-21 22:56:31 -0700 | [diff] [blame] | 230 | t.taskOrganizerUnregistered(); |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 231 | } |
| 232 | } |
| 233 | |
| 234 | void unlinkDeath() { |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 235 | mOrganizer.getBinder().unlinkToDeath(mDeathRecipient, 0); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 236 | } |
Winson Chung | aff506b | 2020-03-21 22:56:31 -0700 | [diff] [blame] | 237 | } |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 238 | |
Evan Rosky | b8540a0 | 2020-03-25 16:30:24 -0700 | [diff] [blame] | 239 | private final SparseArray<LinkedList<IBinder>> mTaskOrganizersForWindowingMode = |
Winson Chung | aff506b | 2020-03-21 22:56:31 -0700 | [diff] [blame] | 240 | new SparseArray<>(); |
| 241 | private final HashMap<IBinder, TaskOrganizerState> mTaskOrganizerStates = new HashMap<>(); |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 242 | private final WeakHashMap<Task, RunningTaskInfo> mLastSentTaskInfos = new WeakHashMap<>(); |
| 243 | private final ArrayList<Task> mPendingTaskInfoChanges = new ArrayList<>(); |
| 244 | |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 245 | private final ActivityTaskManagerService mService; |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 246 | |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 247 | private RunningTaskInfo mTmpTaskInfo; |
| 248 | private Consumer<Runnable> mDeferTaskOrgCallbacksConsumer; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 249 | |
| 250 | TaskOrganizerController(ActivityTaskManagerService atm) { |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 251 | mService = atm; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 252 | mGlobalLock = atm.mGlobalLock; |
| 253 | } |
| 254 | |
| 255 | private void enforceStackPermission(String func) { |
| 256 | mService.mAmInternal.enforceCallingPermission(MANAGE_ACTIVITY_STACKS, func); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 257 | } |
| 258 | |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 259 | /** |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 260 | * Specifies the consumer to run to defer the task org callbacks. Can be overridden while |
| 261 | * testing to allow the callbacks to be sent synchronously. |
| 262 | */ |
| 263 | @VisibleForTesting |
| 264 | public void setDeferTaskOrgCallbacksConsumer(Consumer<Runnable> consumer) { |
| 265 | mDeferTaskOrgCallbacksConsumer = consumer; |
| 266 | } |
| 267 | |
| 268 | /** |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 269 | * Register a TaskOrganizer to manage tasks as they enter the given windowing mode. |
| 270 | * 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] | 271 | * but will continue to organize it's existing tasks. |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 272 | */ |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 273 | @Override |
| 274 | public void registerTaskOrganizer(ITaskOrganizer organizer, int windowingMode) { |
Evan Rosky | b8540a0 | 2020-03-25 16:30:24 -0700 | [diff] [blame] | 275 | if (windowingMode == WINDOWING_MODE_PINNED) { |
| 276 | if (!mService.mSupportsPictureInPicture) { |
| 277 | throw new UnsupportedOperationException("Picture in picture is not supported on " |
| 278 | + "this device"); |
| 279 | } |
| 280 | } else if (WindowConfiguration.isSplitScreenWindowingMode(windowingMode)) { |
| 281 | if (!mService.mSupportsSplitScreenMultiWindow) { |
| 282 | throw new UnsupportedOperationException("Split-screen is not supported on this " |
| 283 | + "device"); |
| 284 | } |
| 285 | } else if (windowingMode == WINDOWING_MODE_MULTI_WINDOW) { |
| 286 | if (!mService.mSupportsMultiWindow) { |
| 287 | throw new UnsupportedOperationException("Multi-window is not supported on this " |
| 288 | + "device"); |
| 289 | } |
| 290 | } else { |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 291 | throw new UnsupportedOperationException("As of now only Pinned/Split/Multiwindow" |
| 292 | + " windowing modes are supported for registerTaskOrganizer"); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 293 | } |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 294 | enforceStackPermission("registerTaskOrganizer()"); |
Winson Chung | 268eccb | 2020-03-26 13:43:44 -0700 | [diff] [blame] | 295 | final int uid = Binder.getCallingUid(); |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 296 | final long origId = Binder.clearCallingIdentity(); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 297 | try { |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 298 | synchronized (mGlobalLock) { |
Winson Chung | 77338ab | 2020-03-09 16:32:34 -0700 | [diff] [blame] | 299 | if (getTaskOrganizer(windowingMode) != null) { |
| 300 | Slog.w(TAG, "Task organizer already exists for windowing mode: " |
| 301 | + windowingMode); |
| 302 | } |
Winson Chung | aff506b | 2020-03-21 22:56:31 -0700 | [diff] [blame] | 303 | |
Evan Rosky | b8540a0 | 2020-03-25 16:30:24 -0700 | [diff] [blame] | 304 | LinkedList<IBinder> orgs = mTaskOrganizersForWindowingMode.get(windowingMode); |
| 305 | if (orgs == null) { |
| 306 | orgs = new LinkedList<>(); |
| 307 | mTaskOrganizersForWindowingMode.put(windowingMode, orgs); |
Winson Chung | aff506b | 2020-03-21 22:56:31 -0700 | [diff] [blame] | 308 | } |
Evan Rosky | b8540a0 | 2020-03-25 16:30:24 -0700 | [diff] [blame] | 309 | orgs.add(organizer.asBinder()); |
| 310 | if (!mTaskOrganizerStates.containsKey(organizer.asBinder())) { |
| 311 | mTaskOrganizerStates.put(organizer.asBinder(), |
Winson Chung | 268eccb | 2020-03-26 13:43:44 -0700 | [diff] [blame] | 312 | new TaskOrganizerState(organizer, uid)); |
Evan Rosky | b8540a0 | 2020-03-25 16:30:24 -0700 | [diff] [blame] | 313 | } |
Winson Chung | 77338ab | 2020-03-09 16:32:34 -0700 | [diff] [blame] | 314 | |
Evan Rosky | b8540a0 | 2020-03-25 16:30:24 -0700 | [diff] [blame] | 315 | if (orgs.size() == 1) { |
Winson Chung | 77338ab | 2020-03-09 16:32:34 -0700 | [diff] [blame] | 316 | // Only in the case where this is the root task organizer for the given |
| 317 | // windowing mode, we add report all existing tasks in that mode to the new |
| 318 | // task organizer. |
| 319 | mService.mRootWindowContainer.forAllTasks((task) -> { |
| 320 | if (task.getWindowingMode() == windowingMode) { |
| 321 | task.updateTaskOrganizerState(true /* forceUpdate */); |
| 322 | } |
| 323 | }); |
| 324 | } |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 325 | } |
| 326 | } finally { |
| 327 | Binder.restoreCallingIdentity(origId); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 328 | } |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 329 | } |
| 330 | |
Winson Chung | 8a16890 | 2020-03-12 22:39:22 -0700 | [diff] [blame] | 331 | @Override |
| 332 | public void unregisterTaskOrganizer(ITaskOrganizer organizer) { |
Riddle Hsu | 3c29051 | 2020-03-30 22:12:52 +0800 | [diff] [blame] | 333 | enforceStackPermission("unregisterTaskOrganizer()"); |
| 334 | final long origId = Binder.clearCallingIdentity(); |
| 335 | try { |
| 336 | synchronized (mGlobalLock) { |
| 337 | final TaskOrganizerState state = mTaskOrganizerStates.remove(organizer.asBinder()); |
| 338 | if (state == null) { |
| 339 | return; |
| 340 | } |
| 341 | state.unlinkDeath(); |
| 342 | state.dispose(); |
| 343 | } |
| 344 | } finally { |
| 345 | Binder.restoreCallingIdentity(origId); |
| 346 | } |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 347 | } |
| 348 | |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 349 | ITaskOrganizer getTaskOrganizer(int windowingMode) { |
Evan Rosky | b8540a0 | 2020-03-25 16:30:24 -0700 | [diff] [blame] | 350 | final IBinder organizer = |
| 351 | mTaskOrganizersForWindowingMode.get(windowingMode, EMPTY_LIST).peekLast(); |
| 352 | if (organizer == null) { |
| 353 | return null; |
| 354 | } |
| 355 | final TaskOrganizerState state = mTaskOrganizerStates.get(organizer); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 356 | if (state == null) { |
| 357 | return null; |
| 358 | } |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 359 | return state.mOrganizer.mTaskOrganizer; |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 360 | } |
| 361 | |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 362 | void onTaskAppeared(ITaskOrganizer organizer, Task task) { |
Robert Carr | e10ee3d | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 363 | final TaskOrganizerState state = mTaskOrganizerStates.get(organizer.asBinder()); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 364 | state.addTask(task); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 365 | } |
| 366 | |
| 367 | void onTaskVanished(ITaskOrganizer organizer, Task task) { |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 368 | final TaskOrganizerState state = mTaskOrganizerStates.get(organizer.asBinder()); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 369 | state.removeTask(task); |
| 370 | } |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 371 | |
| 372 | @Override |
| 373 | public RunningTaskInfo createRootTask(int displayId, int windowingMode) { |
| 374 | enforceStackPermission("createRootTask()"); |
| 375 | final long origId = Binder.clearCallingIdentity(); |
| 376 | try { |
| 377 | synchronized (mGlobalLock) { |
| 378 | DisplayContent display = mService.mRootWindowContainer.getDisplayContent(displayId); |
| 379 | if (display == null) { |
| 380 | return null; |
| 381 | } |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame] | 382 | |
Andrii Kulian | 4c0fd0d | 2020-03-29 13:32:14 -0700 | [diff] [blame] | 383 | final Task task = display.getDefaultTaskDisplayArea().createStack(windowingMode, |
Wale Ogunwale | c27e1ac | 2020-03-31 13:18:47 -0700 | [diff] [blame] | 384 | ACTIVITY_TYPE_UNDEFINED, false /* onTop */, null /* info */, new Intent(), |
| 385 | true /* createdByOrganizer */); |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame] | 386 | RunningTaskInfo out = task.getTaskInfo(); |
| 387 | mLastSentTaskInfos.put(task, out); |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 388 | return out; |
| 389 | } |
| 390 | } finally { |
| 391 | Binder.restoreCallingIdentity(origId); |
| 392 | } |
| 393 | } |
| 394 | |
| 395 | @Override |
Wale Ogunwale | adf116e | 2020-03-27 16:36:01 -0700 | [diff] [blame] | 396 | public boolean deleteRootTask(WindowContainerToken token) { |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 397 | enforceStackPermission("deleteRootTask()"); |
| 398 | final long origId = Binder.clearCallingIdentity(); |
| 399 | try { |
| 400 | synchronized (mGlobalLock) { |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame] | 401 | final Task task = WindowContainer.fromBinder(token.asBinder()).asTask(); |
| 402 | if (task == null) return false; |
| 403 | if (!task.mCreatedByOrganizer) { |
| 404 | throw new IllegalArgumentException( |
| 405 | "Attempt to delete task not created by organizer task=" + task); |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 406 | } |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame] | 407 | task.removeImmediately(); |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 408 | return true; |
| 409 | } |
| 410 | } finally { |
| 411 | Binder.restoreCallingIdentity(origId); |
| 412 | } |
| 413 | } |
| 414 | |
| 415 | void dispatchPendingTaskInfoChanges() { |
| 416 | if (mService.mWindowManager.mWindowPlacerLocked.isLayoutDeferred()) { |
| 417 | return; |
| 418 | } |
| 419 | for (int i = 0, n = mPendingTaskInfoChanges.size(); i < n; ++i) { |
| 420 | dispatchTaskInfoChanged(mPendingTaskInfoChanges.get(i), false /* force */); |
| 421 | } |
| 422 | mPendingTaskInfoChanges.clear(); |
| 423 | } |
| 424 | |
| 425 | void dispatchTaskInfoChanged(Task task, boolean force) { |
| 426 | if (!force && mService.mWindowManager.mWindowPlacerLocked.isLayoutDeferred()) { |
| 427 | // Defer task info reporting while layout is deferred. This is because layout defer |
| 428 | // blocks tend to do lots of re-ordering which can mess up animations in receivers. |
| 429 | mPendingTaskInfoChanges.remove(task); |
| 430 | mPendingTaskInfoChanges.add(task); |
| 431 | return; |
| 432 | } |
| 433 | RunningTaskInfo lastInfo = mLastSentTaskInfos.get(task); |
| 434 | if (mTmpTaskInfo == null) { |
| 435 | mTmpTaskInfo = new RunningTaskInfo(); |
| 436 | } |
Evan Rosky | f64f5da | 2020-03-16 13:47:48 -0700 | [diff] [blame] | 437 | mTmpTaskInfo.configuration.unset(); |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 438 | task.fillTaskInfo(mTmpTaskInfo); |
| 439 | boolean changed = lastInfo == null |
| 440 | || mTmpTaskInfo.topActivityType != lastInfo.topActivityType |
Hongwei Wang | 85cf41f | 2020-01-15 15:14:47 -0800 | [diff] [blame] | 441 | || mTmpTaskInfo.isResizable() != lastInfo.isResizable() |
| 442 | || mTmpTaskInfo.pictureInPictureParams != lastInfo.pictureInPictureParams; |
Evan Rosky | f64f5da | 2020-03-16 13:47:48 -0700 | [diff] [blame] | 443 | if (!changed) { |
| 444 | int cfgChanges = mTmpTaskInfo.configuration.diff(lastInfo.configuration); |
| 445 | final int winCfgChanges = (cfgChanges & ActivityInfo.CONFIG_WINDOW_CONFIGURATION) != 0 |
| 446 | ? (int) mTmpTaskInfo.configuration.windowConfiguration.diff( |
| 447 | lastInfo.configuration.windowConfiguration, |
| 448 | true /* compareUndefined */) : 0; |
| 449 | if ((winCfgChanges & REPORT_WINDOW_CONFIGS) == 0) { |
| 450 | cfgChanges &= ~ActivityInfo.CONFIG_WINDOW_CONFIGURATION; |
| 451 | } |
| 452 | changed = (cfgChanges & REPORT_CONFIGS) != 0; |
| 453 | } |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 454 | if (!(changed || force)) { |
| 455 | return; |
| 456 | } |
| 457 | final RunningTaskInfo newInfo = mTmpTaskInfo; |
| 458 | mLastSentTaskInfos.put(task, mTmpTaskInfo); |
| 459 | // Since we've stored this, clean up the reference so a new one will be created next time. |
| 460 | // Transferring it this way means we only have to construct new RunningTaskInfos when they |
| 461 | // change. |
| 462 | mTmpTaskInfo = null; |
| 463 | |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 464 | if (task.isOrganized()) { |
Winson Chung | 8b5d23a | 2020-04-06 19:23:23 -0700 | [diff] [blame^] | 465 | // Because we defer sending taskAppeared() until the app has drawn, we may receive a |
| 466 | // configuration change before the state actually has the task registered. As such we |
| 467 | // should ignore these change events to the organizer until taskAppeared(). If the task |
| 468 | // was created by the organizer, then we always send the info change. |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 469 | final TaskOrganizerState state = mTaskOrganizerStates.get( |
| 470 | task.mTaskOrganizer.asBinder()); |
Winson Chung | 8b5d23a | 2020-04-06 19:23:23 -0700 | [diff] [blame^] | 471 | if (state != null) { |
| 472 | state.mOrganizer.onTaskInfoChanged(task, newInfo); |
| 473 | } |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 474 | } |
| 475 | } |
| 476 | |
| 477 | @Override |
Wale Ogunwale | adf116e | 2020-03-27 16:36:01 -0700 | [diff] [blame] | 478 | public WindowContainerToken getImeTarget(int displayId) { |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 479 | enforceStackPermission("getImeTarget()"); |
| 480 | final long origId = Binder.clearCallingIdentity(); |
| 481 | try { |
| 482 | synchronized (mGlobalLock) { |
| 483 | DisplayContent dc = mService.mWindowManager.mRoot |
| 484 | .getDisplayContent(displayId); |
| 485 | if (dc == null || dc.mInputMethodTarget == null) { |
| 486 | return null; |
| 487 | } |
| 488 | // Avoid WindowState#getRootTask() so we don't attribute system windows to a task. |
| 489 | final Task task = dc.mInputMethodTarget.getTask(); |
| 490 | if (task == null) { |
| 491 | return null; |
| 492 | } |
Wale Ogunwale | adf116e | 2020-03-27 16:36:01 -0700 | [diff] [blame] | 493 | return task.getRootTask().mRemoteToken.toWindowContainerToken(); |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 494 | } |
| 495 | } finally { |
| 496 | Binder.restoreCallingIdentity(origId); |
| 497 | } |
| 498 | } |
| 499 | |
| 500 | @Override |
Wale Ogunwale | adf116e | 2020-03-27 16:36:01 -0700 | [diff] [blame] | 501 | public void setLaunchRoot(int displayId, @Nullable WindowContainerToken token) { |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 502 | enforceStackPermission("setLaunchRoot()"); |
| 503 | final long origId = Binder.clearCallingIdentity(); |
| 504 | try { |
| 505 | synchronized (mGlobalLock) { |
Andrii Kulian | f9df4a8 | 2020-03-31 12:09:27 -0700 | [diff] [blame] | 506 | TaskDisplayArea defaultTaskDisplayArea = mService.mRootWindowContainer |
| 507 | .getDisplayContent(displayId).getDefaultTaskDisplayArea(); |
| 508 | if (defaultTaskDisplayArea == null) { |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 509 | return; |
| 510 | } |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame] | 511 | Task task = token == null |
| 512 | ? null : WindowContainer.fromBinder(token.asBinder()).asTask(); |
| 513 | if (task == null) { |
Andrii Kulian | f9df4a8 | 2020-03-31 12:09:27 -0700 | [diff] [blame] | 514 | defaultTaskDisplayArea.mLaunchRootTask = null; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 515 | return; |
| 516 | } |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame] | 517 | if (!task.mCreatedByOrganizer) { |
| 518 | throw new IllegalArgumentException("Attempt to set task not created by " |
| 519 | + "organizer as launch root task=" + task); |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 520 | } |
Andrii Kulian | f9df4a8 | 2020-03-31 12:09:27 -0700 | [diff] [blame] | 521 | if (task.getDisplayArea() == null |
| 522 | || task.getDisplayArea().getDisplayId() != displayId) { |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame] | 523 | throw new RuntimeException("Can't set launch root for display " + displayId |
| 524 | + " to task on display " + task.getDisplayContent().getDisplayId()); |
| 525 | } |
Andrii Kulian | f9df4a8 | 2020-03-31 12:09:27 -0700 | [diff] [blame] | 526 | task.getDisplayArea().mLaunchRootTask = task; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 527 | } |
| 528 | } finally { |
| 529 | Binder.restoreCallingIdentity(origId); |
| 530 | } |
| 531 | } |
| 532 | |
Evan Rosky | a8fde15 | 2020-01-07 19:09:13 -0800 | [diff] [blame] | 533 | @Override |
Wale Ogunwale | adf116e | 2020-03-27 16:36:01 -0700 | [diff] [blame] | 534 | public List<RunningTaskInfo> getChildTasks(WindowContainerToken parent, |
Evan Rosky | 29d4a0a | 2020-02-04 16:40:44 -0800 | [diff] [blame] | 535 | @Nullable int[] activityTypes) { |
Evan Rosky | a8fde15 | 2020-01-07 19:09:13 -0800 | [diff] [blame] | 536 | enforceStackPermission("getChildTasks()"); |
| 537 | final long ident = Binder.clearCallingIdentity(); |
| 538 | try { |
| 539 | synchronized (mGlobalLock) { |
| 540 | if (parent == null) { |
| 541 | throw new IllegalArgumentException("Can't get children of null parent"); |
| 542 | } |
| 543 | final WindowContainer container = WindowContainer.fromBinder(parent.asBinder()); |
| 544 | if (container == null) { |
| 545 | Slog.e(TAG, "Can't get children of " + parent + " because it is not valid."); |
| 546 | return null; |
| 547 | } |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame] | 548 | final Task task = container.asTask(); |
| 549 | if (task == null) { |
| 550 | Slog.e(TAG, container + " is not a task..."); |
| 551 | return null; |
| 552 | } |
| 553 | // For now, only support returning children of tasks created by the organizer. |
| 554 | if (!task.mCreatedByOrganizer) { |
Evan Rosky | a8fde15 | 2020-01-07 19:09:13 -0800 | [diff] [blame] | 555 | Slog.w(TAG, "Can only get children of root tasks created via createRootTask"); |
| 556 | return null; |
| 557 | } |
| 558 | ArrayList<RunningTaskInfo> out = new ArrayList<>(); |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame] | 559 | for (int i = task.getChildCount() - 1; i >= 0; --i) { |
| 560 | final Task child = task.getChildAt(i).asTask(); |
| 561 | if (child == null) continue; |
| 562 | if (activityTypes != null |
| 563 | && !ArrayUtils.contains(activityTypes, child.getActivityType())) { |
| 564 | continue; |
Evan Rosky | a8fde15 | 2020-01-07 19:09:13 -0800 | [diff] [blame] | 565 | } |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame] | 566 | out.add(child.getTaskInfo()); |
Evan Rosky | a8fde15 | 2020-01-07 19:09:13 -0800 | [diff] [blame] | 567 | } |
| 568 | return out; |
| 569 | } |
| 570 | } finally { |
| 571 | Binder.restoreCallingIdentity(ident); |
| 572 | } |
| 573 | } |
| 574 | |
Evan Rosky | 29d4a0a | 2020-02-04 16:40:44 -0800 | [diff] [blame] | 575 | @Override |
| 576 | public List<RunningTaskInfo> getRootTasks(int displayId, @Nullable int[] activityTypes) { |
| 577 | enforceStackPermission("getRootTasks()"); |
| 578 | final long ident = Binder.clearCallingIdentity(); |
| 579 | try { |
| 580 | synchronized (mGlobalLock) { |
| 581 | final DisplayContent dc = |
| 582 | mService.mRootWindowContainer.getDisplayContent(displayId); |
| 583 | if (dc == null) { |
| 584 | throw new IllegalArgumentException("Display " + displayId + " doesn't exist"); |
| 585 | } |
| 586 | ArrayList<RunningTaskInfo> out = new ArrayList<>(); |
Andrii Kulian | f9df4a8 | 2020-03-31 12:09:27 -0700 | [diff] [blame] | 587 | for (int tdaNdx = dc.getTaskDisplayAreaCount() - 1; tdaNdx >= 0; --tdaNdx) { |
| 588 | final TaskDisplayArea taskDisplayArea = dc.getTaskDisplayAreaAt(tdaNdx); |
| 589 | for (int sNdx = taskDisplayArea.getStackCount() - 1; sNdx >= 0; --sNdx) { |
| 590 | final Task task = taskDisplayArea.getStackAt(sNdx); |
| 591 | if (activityTypes != null |
| 592 | && !ArrayUtils.contains(activityTypes, task.getActivityType())) { |
| 593 | continue; |
| 594 | } |
| 595 | out.add(task.getTaskInfo()); |
Evan Rosky | 29d4a0a | 2020-02-04 16:40:44 -0800 | [diff] [blame] | 596 | } |
Evan Rosky | 29d4a0a | 2020-02-04 16:40:44 -0800 | [diff] [blame] | 597 | } |
| 598 | return out; |
| 599 | } |
| 600 | } finally { |
| 601 | Binder.restoreCallingIdentity(ident); |
| 602 | } |
| 603 | } |
Winson Chung | 268eccb | 2020-03-26 13:43:44 -0700 | [diff] [blame] | 604 | |
Winson Chung | a1f869d | 2020-03-21 23:02:48 -0700 | [diff] [blame] | 605 | @Override |
| 606 | public void setInterceptBackPressedOnTaskRoot(ITaskOrganizer organizer, |
| 607 | boolean interceptBackPressed) { |
| 608 | enforceStackPermission("setInterceptBackPressedOnTaskRoot()"); |
| 609 | final long origId = Binder.clearCallingIdentity(); |
| 610 | try { |
| 611 | synchronized (mGlobalLock) { |
| 612 | final TaskOrganizerState state = mTaskOrganizerStates.get(organizer.asBinder()); |
| 613 | if (state != null) { |
| 614 | state.setInterceptBackPressedOnTaskRoot(interceptBackPressed); |
| 615 | } |
| 616 | } |
| 617 | } finally { |
| 618 | Binder.restoreCallingIdentity(origId); |
| 619 | } |
| 620 | } |
| 621 | |
| 622 | public boolean handleInterceptBackPressedOnTaskRoot(Task task) { |
| 623 | if (task == null || !task.isOrganized()) { |
| 624 | return false; |
| 625 | } |
| 626 | |
| 627 | final TaskOrganizerState state = mTaskOrganizerStates.get(task.mTaskOrganizer.asBinder()); |
| 628 | if (!state.mInterceptBackPressedOnTaskRoot) { |
| 629 | return false; |
| 630 | } |
| 631 | |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 632 | state.mOrganizer.onBackPressedOnTaskRoot(task); |
Winson Chung | a1f869d | 2020-03-21 23:02:48 -0700 | [diff] [blame] | 633 | return true; |
| 634 | } |
| 635 | |
Winson Chung | 268eccb | 2020-03-26 13:43:44 -0700 | [diff] [blame] | 636 | public void dump(PrintWriter pw, String prefix) { |
| 637 | final String innerPrefix = prefix + " "; |
| 638 | pw.print(prefix); pw.println("TaskOrganizerController:"); |
| 639 | pw.print(innerPrefix); pw.println("Per windowing mode:"); |
| 640 | for (int i = 0; i < mTaskOrganizersForWindowingMode.size(); i++) { |
| 641 | final int windowingMode = mTaskOrganizersForWindowingMode.keyAt(i); |
| 642 | final List<IBinder> taskOrgs = mTaskOrganizersForWindowingMode.valueAt(i); |
| 643 | pw.println(innerPrefix + " " |
| 644 | + WindowConfiguration.windowingModeToString(windowingMode) + ":"); |
| 645 | for (int j = 0; j < taskOrgs.size(); j++) { |
| 646 | final TaskOrganizerState state = mTaskOrganizerStates.get(taskOrgs.get(j)); |
| 647 | final ArrayList<Task> tasks = state.mOrganizedTasks; |
| 648 | pw.print(innerPrefix + " "); |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 649 | pw.println(state.mOrganizer.mTaskOrganizer + " uid=" + state.mUid + ":"); |
Winson Chung | 268eccb | 2020-03-26 13:43:44 -0700 | [diff] [blame] | 650 | for (int k = 0; k < tasks.size(); k++) { |
| 651 | pw.println(innerPrefix + " " + tasks.get(k)); |
| 652 | } |
| 653 | } |
| 654 | |
| 655 | } |
| 656 | pw.println(); |
| 657 | } |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 658 | } |