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; |
Winson Chung | 1df39e2 | 2020-04-09 14:30:55 -0700 | [diff] [blame] | 30 | import android.app.ActivityManager.TaskDescription; |
Evan Rosky | b8540a0 | 2020-03-25 16:30:24 -0700 | [diff] [blame] | 31 | import android.app.WindowConfiguration; |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame] | 32 | import android.content.Intent; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 33 | import android.content.pm.ActivityInfo; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 34 | import android.os.Binder; |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 35 | import android.os.IBinder; |
| 36 | import android.os.RemoteException; |
| 37 | import android.util.Slog; |
Winson Chung | aff506b | 2020-03-21 22:56:31 -0700 | [diff] [blame] | 38 | import android.util.SparseArray; |
chaviw | 7de5000 | 2020-04-27 12:33:30 -0700 | [diff] [blame] | 39 | import android.view.SurfaceControl; |
Wale Ogunwale | 5794658 | 2020-03-21 14:29:07 -0700 | [diff] [blame] | 40 | import android.window.ITaskOrganizer; |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame] | 41 | import android.window.ITaskOrganizerController; |
Wale Ogunwale | adf116e | 2020-03-27 16:36:01 -0700 | [diff] [blame] | 42 | import android.window.WindowContainerToken; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 43 | |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 44 | import com.android.internal.annotations.VisibleForTesting; |
Evan Rosky | 29d4a0a | 2020-02-04 16:40:44 -0800 | [diff] [blame] | 45 | import com.android.internal.util.ArrayUtils; |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 46 | |
Winson Chung | 268eccb | 2020-03-26 13:43:44 -0700 | [diff] [blame] | 47 | import java.io.PrintWriter; |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 48 | import java.util.ArrayList; |
| 49 | import java.util.HashMap; |
Winson Chung | aff506b | 2020-03-21 22:56:31 -0700 | [diff] [blame] | 50 | import java.util.LinkedList; |
Evan Rosky | a8fde15 | 2020-01-07 19:09:13 -0800 | [diff] [blame] | 51 | import java.util.List; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 52 | import java.util.WeakHashMap; |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 53 | import java.util.function.Consumer; |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 54 | |
| 55 | /** |
| 56 | * Stores the TaskOrganizers associated with a given windowing mode and |
| 57 | * their associated state. |
| 58 | */ |
Wale Ogunwale | 568f9f41 | 2020-03-21 22:27:35 -0700 | [diff] [blame] | 59 | class TaskOrganizerController extends ITaskOrganizerController.Stub { |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 60 | private static final String TAG = "TaskOrganizerController"; |
Evan Rosky | b8540a0 | 2020-03-25 16:30:24 -0700 | [diff] [blame] | 61 | private static final LinkedList<IBinder> EMPTY_LIST = new LinkedList<>(); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 62 | |
Evan Rosky | f64f5da | 2020-03-16 13:47:48 -0700 | [diff] [blame] | 63 | /** |
| 64 | * Masks specifying which configurations are important to report back to an organizer when |
| 65 | * changed. |
| 66 | */ |
| 67 | private static final int REPORT_CONFIGS = CONTROLLABLE_CONFIGS; |
| 68 | private static final int REPORT_WINDOW_CONFIGS = CONTROLLABLE_WINDOW_CONFIGS; |
| 69 | |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 70 | private final WindowManagerGlobalLock mGlobalLock; |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 71 | |
| 72 | private class DeathRecipient implements IBinder.DeathRecipient { |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 73 | ITaskOrganizer mTaskOrganizer; |
| 74 | |
Evan Rosky | b8540a0 | 2020-03-25 16:30:24 -0700 | [diff] [blame] | 75 | DeathRecipient(ITaskOrganizer organizer) { |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 76 | mTaskOrganizer = organizer; |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 77 | } |
| 78 | |
| 79 | @Override |
| 80 | public void binderDied() { |
| 81 | synchronized (mGlobalLock) { |
Winson Chung | aff506b | 2020-03-21 22:56:31 -0700 | [diff] [blame] | 82 | final TaskOrganizerState state = mTaskOrganizerStates.remove( |
| 83 | mTaskOrganizer.asBinder()); |
Riddle Hsu | 3c29051 | 2020-03-30 22:12:52 +0800 | [diff] [blame] | 84 | if (state != null) { |
| 85 | state.dispose(); |
| 86 | } |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 87 | } |
| 88 | } |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 89 | } |
| 90 | |
| 91 | /** |
| 92 | * A wrapper class around ITaskOrganizer to ensure that the calls are made in the right |
| 93 | * lifecycle order since we may be updating the visibility of task surface controls in a pending |
| 94 | * transaction before they are presented to the task org. |
| 95 | */ |
| 96 | private class TaskOrganizerCallbacks { |
| 97 | final WindowManagerService mService; |
| 98 | final ITaskOrganizer mTaskOrganizer; |
| 99 | final Consumer<Runnable> mDeferTaskOrgCallbacksConsumer; |
| 100 | |
Winson Chung | 14a657c | 2020-05-28 10:47:40 -0700 | [diff] [blame] | 101 | private final SurfaceControl.Transaction mTransaction; |
| 102 | |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 103 | TaskOrganizerCallbacks(WindowManagerService wm, ITaskOrganizer taskOrg, |
| 104 | Consumer<Runnable> deferTaskOrgCallbacksConsumer) { |
| 105 | mService = wm; |
| 106 | mDeferTaskOrgCallbacksConsumer = deferTaskOrgCallbacksConsumer; |
| 107 | mTaskOrganizer = taskOrg; |
Winson Chung | 14a657c | 2020-05-28 10:47:40 -0700 | [diff] [blame] | 108 | mTransaction = wm.mTransactionFactory.get(); |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 109 | } |
| 110 | |
| 111 | IBinder getBinder() { |
| 112 | return mTaskOrganizer.asBinder(); |
| 113 | } |
| 114 | |
| 115 | void onTaskAppeared(Task task) { |
Winson Chung | 14a657c | 2020-05-28 10:47:40 -0700 | [diff] [blame] | 116 | final boolean visible = task.isVisible(); |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 117 | final RunningTaskInfo taskInfo = task.getTaskInfo(); |
| 118 | mDeferTaskOrgCallbacksConsumer.accept(() -> { |
| 119 | try { |
chaviw | 7de5000 | 2020-04-27 12:33:30 -0700 | [diff] [blame] | 120 | SurfaceControl outSurfaceControl = new SurfaceControl(task.getSurfaceControl()); |
Winson Chung | 14a657c | 2020-05-28 10:47:40 -0700 | [diff] [blame] | 121 | if (!task.mCreatedByOrganizer && !visible) { |
| 122 | // To prevent flashes, we hide the task prior to sending the leash to the |
| 123 | // task org if the task has previously hidden (ie. when entering PIP) |
| 124 | mTransaction.hide(outSurfaceControl); |
| 125 | mTransaction.apply(); |
| 126 | } |
chaviw | 7de5000 | 2020-04-27 12:33:30 -0700 | [diff] [blame] | 127 | mTaskOrganizer.onTaskAppeared(taskInfo, outSurfaceControl); |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 128 | } catch (RemoteException e) { |
| 129 | Slog.e(TAG, "Exception sending onTaskAppeared callback", e); |
| 130 | } |
| 131 | }); |
| 132 | } |
| 133 | |
| 134 | |
| 135 | void onTaskVanished(Task task) { |
| 136 | final RunningTaskInfo taskInfo = task.getTaskInfo(); |
| 137 | mDeferTaskOrgCallbacksConsumer.accept(() -> { |
| 138 | try { |
| 139 | mTaskOrganizer.onTaskVanished(taskInfo); |
| 140 | } catch (RemoteException e) { |
| 141 | Slog.e(TAG, "Exception sending onTaskVanished callback", e); |
| 142 | } |
| 143 | }); |
| 144 | } |
| 145 | |
| 146 | void onTaskInfoChanged(Task task, ActivityManager.RunningTaskInfo taskInfo) { |
Winson Chung | 8b5d23a | 2020-04-06 19:23:23 -0700 | [diff] [blame] | 147 | if (!task.mCreatedByOrganizer && !task.mTaskAppearedSent) { |
| 148 | // Skip if the task has not yet received taskAppeared(), except for tasks created |
| 149 | // by the organizer that don't receive that signal |
| 150 | return; |
| 151 | } |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 152 | mDeferTaskOrgCallbacksConsumer.accept(() -> { |
| 153 | if (!task.isOrganized()) { |
| 154 | // This is safe to ignore if the task is no longer organized |
| 155 | return; |
| 156 | } |
| 157 | try { |
| 158 | mTaskOrganizer.onTaskInfoChanged(taskInfo); |
| 159 | } catch (RemoteException e) { |
| 160 | Slog.e(TAG, "Exception sending onTaskInfoChanged callback", e); |
| 161 | } |
| 162 | }); |
| 163 | } |
| 164 | |
| 165 | void onBackPressedOnTaskRoot(Task task) { |
Winson Chung | 8b5d23a | 2020-04-06 19:23:23 -0700 | [diff] [blame] | 166 | if (!task.mCreatedByOrganizer && !task.mTaskAppearedSent) { |
| 167 | // Skip if the task has not yet received taskAppeared(), except for tasks created |
| 168 | // by the organizer that don't receive that signal |
| 169 | return; |
| 170 | } |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 171 | mDeferTaskOrgCallbacksConsumer.accept(() -> { |
| 172 | if (!task.isOrganized()) { |
| 173 | // This is safe to ignore if the task is no longer organized |
| 174 | return; |
| 175 | } |
| 176 | try { |
| 177 | mTaskOrganizer.onBackPressedOnTaskRoot(task.getTaskInfo()); |
| 178 | } catch (Exception e) { |
| 179 | Slog.e(TAG, "Exception sending onBackPressedOnTaskRoot callback", e); |
| 180 | } |
| 181 | }); |
| 182 | } |
| 183 | } |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 184 | |
Winson Chung | aff506b | 2020-03-21 22:56:31 -0700 | [diff] [blame] | 185 | private class TaskOrganizerState { |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 186 | private final TaskOrganizerCallbacks mOrganizer; |
Winson Chung | aff506b | 2020-03-21 22:56:31 -0700 | [diff] [blame] | 187 | private final DeathRecipient mDeathRecipient; |
Winson Chung | aff506b | 2020-03-21 22:56:31 -0700 | [diff] [blame] | 188 | private final ArrayList<Task> mOrganizedTasks = new ArrayList<>(); |
Winson Chung | 268eccb | 2020-03-26 13:43:44 -0700 | [diff] [blame] | 189 | private final int mUid; |
Winson Chung | a1f869d | 2020-03-21 23:02:48 -0700 | [diff] [blame] | 190 | private boolean mInterceptBackPressedOnTaskRoot; |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 191 | |
Winson Chung | 268eccb | 2020-03-26 13:43:44 -0700 | [diff] [blame] | 192 | TaskOrganizerState(ITaskOrganizer organizer, int uid) { |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 193 | final Consumer<Runnable> deferTaskOrgCallbacksConsumer = |
| 194 | mDeferTaskOrgCallbacksConsumer != null |
| 195 | ? mDeferTaskOrgCallbacksConsumer |
| 196 | : mService.mWindowManager.mAnimator::addAfterPrepareSurfacesRunnable; |
| 197 | mOrganizer = new TaskOrganizerCallbacks(mService.mWindowManager, organizer, |
| 198 | deferTaskOrgCallbacksConsumer); |
Evan Rosky | b8540a0 | 2020-03-25 16:30:24 -0700 | [diff] [blame] | 199 | mDeathRecipient = new DeathRecipient(organizer); |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 200 | try { |
| 201 | organizer.asBinder().linkToDeath(mDeathRecipient, 0); |
| 202 | } catch (RemoteException e) { |
| 203 | Slog.e(TAG, "TaskOrganizer failed to register death recipient"); |
| 204 | } |
Winson Chung | 268eccb | 2020-03-26 13:43:44 -0700 | [diff] [blame] | 205 | mUid = uid; |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 206 | } |
| 207 | |
Winson Chung | a1f869d | 2020-03-21 23:02:48 -0700 | [diff] [blame] | 208 | void setInterceptBackPressedOnTaskRoot(boolean interceptBackPressed) { |
| 209 | mInterceptBackPressedOnTaskRoot = interceptBackPressed; |
| 210 | } |
| 211 | |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 212 | void addTask(Task t) { |
Louis Chang | 9d35a3a | 2020-04-06 17:23:02 +0800 | [diff] [blame] | 213 | if (t.mTaskAppearedSent) return; |
| 214 | |
| 215 | if (!mOrganizedTasks.contains(t)) { |
| 216 | mOrganizedTasks.add(t); |
| 217 | } |
| 218 | if (t.taskAppearedReady()) { |
Winson Chung | 8b5d23a | 2020-04-06 19:23:23 -0700 | [diff] [blame] | 219 | t.mTaskAppearedSent = true; |
| 220 | mOrganizer.onTaskAppeared(t); |
Winson Chung | d2fb07e | 2020-04-06 18:17:21 +0000 | [diff] [blame] | 221 | } |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 222 | } |
| 223 | |
| 224 | void removeTask(Task t) { |
Louis Chang | 9d35a3a | 2020-04-06 17:23:02 +0800 | [diff] [blame] | 225 | if (t.mTaskAppearedSent) { |
chaviw | da7b3c2 | 2020-04-24 11:25:08 -0700 | [diff] [blame] | 226 | t.migrateToNewSurfaceControl(); |
Winson Chung | 8b5d23a | 2020-04-06 19:23:23 -0700 | [diff] [blame] | 227 | t.mTaskAppearedSent = false; |
| 228 | mOrganizer.onTaskVanished(t); |
Winson Chung | d2fb07e | 2020-04-06 18:17:21 +0000 | [diff] [blame] | 229 | } |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 230 | mOrganizedTasks.remove(t); |
| 231 | } |
| 232 | |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 233 | void dispose() { |
Wale Ogunwale | 20ab6d4 | 2020-04-13 07:30:59 -0700 | [diff] [blame] | 234 | // Move organizer from managing specific windowing modes |
Evan Rosky | b8540a0 | 2020-03-25 16:30:24 -0700 | [diff] [blame] | 235 | for (int i = mTaskOrganizersForWindowingMode.size() - 1; i >= 0; --i) { |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 236 | mTaskOrganizersForWindowingMode.valueAt(i).remove(mOrganizer.getBinder()); |
Evan Rosky | b8540a0 | 2020-03-25 16:30:24 -0700 | [diff] [blame] | 237 | } |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 238 | |
Wale Ogunwale | 20ab6d4 | 2020-04-13 07:30:59 -0700 | [diff] [blame] | 239 | // Update tasks currently managed by this organizer to the next one available if |
| 240 | // possible. |
| 241 | while (!mOrganizedTasks.isEmpty()) { |
| 242 | final Task t = mOrganizedTasks.get(0); |
| 243 | t.updateTaskOrganizerState(true /* forceUpdate */); |
| 244 | if (mOrganizedTasks.contains(t)) { |
| 245 | removeTask(t); |
| 246 | } |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 247 | } |
Wale Ogunwale | 20ab6d4 | 2020-04-13 07:30:59 -0700 | [diff] [blame] | 248 | |
| 249 | // Remove organizer state after removing tasks so we get a chance to send |
| 250 | // onTaskVanished. |
| 251 | mTaskOrganizerStates.remove(asBinder()); |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 252 | } |
| 253 | |
| 254 | void unlinkDeath() { |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 255 | mOrganizer.getBinder().unlinkToDeath(mDeathRecipient, 0); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 256 | } |
Winson Chung | aff506b | 2020-03-21 22:56:31 -0700 | [diff] [blame] | 257 | } |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 258 | |
Evan Rosky | b8540a0 | 2020-03-25 16:30:24 -0700 | [diff] [blame] | 259 | private final SparseArray<LinkedList<IBinder>> mTaskOrganizersForWindowingMode = |
Winson Chung | aff506b | 2020-03-21 22:56:31 -0700 | [diff] [blame] | 260 | new SparseArray<>(); |
| 261 | private final HashMap<IBinder, TaskOrganizerState> mTaskOrganizerStates = new HashMap<>(); |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 262 | private final WeakHashMap<Task, RunningTaskInfo> mLastSentTaskInfos = new WeakHashMap<>(); |
| 263 | private final ArrayList<Task> mPendingTaskInfoChanges = new ArrayList<>(); |
| 264 | |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 265 | private final ActivityTaskManagerService mService; |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 266 | |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 267 | private RunningTaskInfo mTmpTaskInfo; |
| 268 | private Consumer<Runnable> mDeferTaskOrgCallbacksConsumer; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 269 | |
| 270 | TaskOrganizerController(ActivityTaskManagerService atm) { |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 271 | mService = atm; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 272 | mGlobalLock = atm.mGlobalLock; |
| 273 | } |
| 274 | |
| 275 | private void enforceStackPermission(String func) { |
| 276 | mService.mAmInternal.enforceCallingPermission(MANAGE_ACTIVITY_STACKS, func); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 277 | } |
| 278 | |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 279 | /** |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 280 | * Specifies the consumer to run to defer the task org callbacks. Can be overridden while |
| 281 | * testing to allow the callbacks to be sent synchronously. |
| 282 | */ |
| 283 | @VisibleForTesting |
| 284 | public void setDeferTaskOrgCallbacksConsumer(Consumer<Runnable> consumer) { |
| 285 | mDeferTaskOrgCallbacksConsumer = consumer; |
| 286 | } |
| 287 | |
| 288 | /** |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 289 | * Register a TaskOrganizer to manage tasks as they enter the given windowing mode. |
| 290 | * 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] | 291 | * but will continue to organize it's existing tasks. |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 292 | */ |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 293 | @Override |
| 294 | public void registerTaskOrganizer(ITaskOrganizer organizer, int windowingMode) { |
Evan Rosky | b8540a0 | 2020-03-25 16:30:24 -0700 | [diff] [blame] | 295 | if (windowingMode == WINDOWING_MODE_PINNED) { |
| 296 | if (!mService.mSupportsPictureInPicture) { |
| 297 | throw new UnsupportedOperationException("Picture in picture is not supported on " |
| 298 | + "this device"); |
| 299 | } |
| 300 | } else if (WindowConfiguration.isSplitScreenWindowingMode(windowingMode)) { |
| 301 | if (!mService.mSupportsSplitScreenMultiWindow) { |
| 302 | throw new UnsupportedOperationException("Split-screen is not supported on this " |
| 303 | + "device"); |
| 304 | } |
| 305 | } else if (windowingMode == WINDOWING_MODE_MULTI_WINDOW) { |
| 306 | if (!mService.mSupportsMultiWindow) { |
| 307 | throw new UnsupportedOperationException("Multi-window is not supported on this " |
| 308 | + "device"); |
| 309 | } |
| 310 | } else { |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 311 | throw new UnsupportedOperationException("As of now only Pinned/Split/Multiwindow" |
| 312 | + " windowing modes are supported for registerTaskOrganizer"); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 313 | } |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 314 | enforceStackPermission("registerTaskOrganizer()"); |
Winson Chung | 268eccb | 2020-03-26 13:43:44 -0700 | [diff] [blame] | 315 | final int uid = Binder.getCallingUid(); |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 316 | final long origId = Binder.clearCallingIdentity(); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 317 | try { |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 318 | synchronized (mGlobalLock) { |
Winson Chung | 77338ab | 2020-03-09 16:32:34 -0700 | [diff] [blame] | 319 | if (getTaskOrganizer(windowingMode) != null) { |
| 320 | Slog.w(TAG, "Task organizer already exists for windowing mode: " |
| 321 | + windowingMode); |
| 322 | } |
Winson Chung | aff506b | 2020-03-21 22:56:31 -0700 | [diff] [blame] | 323 | |
Evan Rosky | b8540a0 | 2020-03-25 16:30:24 -0700 | [diff] [blame] | 324 | LinkedList<IBinder> orgs = mTaskOrganizersForWindowingMode.get(windowingMode); |
| 325 | if (orgs == null) { |
| 326 | orgs = new LinkedList<>(); |
| 327 | mTaskOrganizersForWindowingMode.put(windowingMode, orgs); |
Winson Chung | aff506b | 2020-03-21 22:56:31 -0700 | [diff] [blame] | 328 | } |
Evan Rosky | b8540a0 | 2020-03-25 16:30:24 -0700 | [diff] [blame] | 329 | orgs.add(organizer.asBinder()); |
| 330 | if (!mTaskOrganizerStates.containsKey(organizer.asBinder())) { |
| 331 | mTaskOrganizerStates.put(organizer.asBinder(), |
Winson Chung | 268eccb | 2020-03-26 13:43:44 -0700 | [diff] [blame] | 332 | new TaskOrganizerState(organizer, uid)); |
Evan Rosky | b8540a0 | 2020-03-25 16:30:24 -0700 | [diff] [blame] | 333 | } |
Winson Chung | 77338ab | 2020-03-09 16:32:34 -0700 | [diff] [blame] | 334 | |
Wale Ogunwale | 20ab6d4 | 2020-04-13 07:30:59 -0700 | [diff] [blame] | 335 | mService.mRootWindowContainer.forAllTasks((task) -> { |
| 336 | if (task.getWindowingMode() == windowingMode) { |
| 337 | task.updateTaskOrganizerState(true /* forceUpdate */); |
| 338 | } |
| 339 | }); |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 340 | } |
| 341 | } finally { |
| 342 | Binder.restoreCallingIdentity(origId); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 343 | } |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 344 | } |
| 345 | |
Winson Chung | 8a16890 | 2020-03-12 22:39:22 -0700 | [diff] [blame] | 346 | @Override |
| 347 | public void unregisterTaskOrganizer(ITaskOrganizer organizer) { |
Riddle Hsu | 3c29051 | 2020-03-30 22:12:52 +0800 | [diff] [blame] | 348 | enforceStackPermission("unregisterTaskOrganizer()"); |
| 349 | final long origId = Binder.clearCallingIdentity(); |
| 350 | try { |
| 351 | synchronized (mGlobalLock) { |
Wale Ogunwale | 20ab6d4 | 2020-04-13 07:30:59 -0700 | [diff] [blame] | 352 | final TaskOrganizerState state = mTaskOrganizerStates.get(organizer.asBinder()); |
Riddle Hsu | 3c29051 | 2020-03-30 22:12:52 +0800 | [diff] [blame] | 353 | if (state == null) { |
| 354 | return; |
| 355 | } |
| 356 | state.unlinkDeath(); |
| 357 | state.dispose(); |
| 358 | } |
| 359 | } finally { |
| 360 | Binder.restoreCallingIdentity(origId); |
| 361 | } |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 362 | } |
| 363 | |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 364 | ITaskOrganizer getTaskOrganizer(int windowingMode) { |
Evan Rosky | b8540a0 | 2020-03-25 16:30:24 -0700 | [diff] [blame] | 365 | final IBinder organizer = |
| 366 | mTaskOrganizersForWindowingMode.get(windowingMode, EMPTY_LIST).peekLast(); |
| 367 | if (organizer == null) { |
| 368 | return null; |
| 369 | } |
| 370 | final TaskOrganizerState state = mTaskOrganizerStates.get(organizer); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 371 | if (state == null) { |
| 372 | return null; |
| 373 | } |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 374 | return state.mOrganizer.mTaskOrganizer; |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 375 | } |
| 376 | |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 377 | void onTaskAppeared(ITaskOrganizer organizer, Task task) { |
Robert Carr | e10ee3d | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 378 | final TaskOrganizerState state = mTaskOrganizerStates.get(organizer.asBinder()); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 379 | state.addTask(task); |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 380 | } |
| 381 | |
| 382 | void onTaskVanished(ITaskOrganizer organizer, Task task) { |
Robert Carr | 7d7c8ab | 2020-01-28 15:57:23 -0800 | [diff] [blame] | 383 | final TaskOrganizerState state = mTaskOrganizerStates.get(organizer.asBinder()); |
Wale Ogunwale | 20ab6d4 | 2020-04-13 07:30:59 -0700 | [diff] [blame] | 384 | if (state != null) { |
| 385 | state.removeTask(task); |
| 386 | } |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 387 | } |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 388 | |
| 389 | @Override |
| 390 | public RunningTaskInfo createRootTask(int displayId, int windowingMode) { |
| 391 | enforceStackPermission("createRootTask()"); |
| 392 | final long origId = Binder.clearCallingIdentity(); |
| 393 | try { |
| 394 | synchronized (mGlobalLock) { |
| 395 | DisplayContent display = mService.mRootWindowContainer.getDisplayContent(displayId); |
| 396 | if (display == null) { |
| 397 | return null; |
| 398 | } |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame] | 399 | |
Andrii Kulian | 4c0fd0d | 2020-03-29 13:32:14 -0700 | [diff] [blame] | 400 | final Task task = display.getDefaultTaskDisplayArea().createStack(windowingMode, |
Wale Ogunwale | c27e1ac | 2020-03-31 13:18:47 -0700 | [diff] [blame] | 401 | ACTIVITY_TYPE_UNDEFINED, false /* onTop */, null /* info */, new Intent(), |
| 402 | true /* createdByOrganizer */); |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame] | 403 | RunningTaskInfo out = task.getTaskInfo(); |
| 404 | mLastSentTaskInfos.put(task, out); |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 405 | return out; |
| 406 | } |
| 407 | } finally { |
| 408 | Binder.restoreCallingIdentity(origId); |
| 409 | } |
| 410 | } |
| 411 | |
| 412 | @Override |
Wale Ogunwale | adf116e | 2020-03-27 16:36:01 -0700 | [diff] [blame] | 413 | public boolean deleteRootTask(WindowContainerToken token) { |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 414 | enforceStackPermission("deleteRootTask()"); |
| 415 | final long origId = Binder.clearCallingIdentity(); |
| 416 | try { |
| 417 | synchronized (mGlobalLock) { |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame] | 418 | final Task task = WindowContainer.fromBinder(token.asBinder()).asTask(); |
| 419 | if (task == null) return false; |
| 420 | if (!task.mCreatedByOrganizer) { |
| 421 | throw new IllegalArgumentException( |
| 422 | "Attempt to delete task not created by organizer task=" + task); |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 423 | } |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame] | 424 | task.removeImmediately(); |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 425 | return true; |
| 426 | } |
| 427 | } finally { |
| 428 | Binder.restoreCallingIdentity(origId); |
| 429 | } |
| 430 | } |
| 431 | |
| 432 | void dispatchPendingTaskInfoChanges() { |
| 433 | if (mService.mWindowManager.mWindowPlacerLocked.isLayoutDeferred()) { |
| 434 | return; |
| 435 | } |
| 436 | for (int i = 0, n = mPendingTaskInfoChanges.size(); i < n; ++i) { |
| 437 | dispatchTaskInfoChanged(mPendingTaskInfoChanges.get(i), false /* force */); |
| 438 | } |
| 439 | mPendingTaskInfoChanges.clear(); |
| 440 | } |
| 441 | |
| 442 | void dispatchTaskInfoChanged(Task task, boolean force) { |
| 443 | if (!force && mService.mWindowManager.mWindowPlacerLocked.isLayoutDeferred()) { |
| 444 | // Defer task info reporting while layout is deferred. This is because layout defer |
| 445 | // blocks tend to do lots of re-ordering which can mess up animations in receivers. |
| 446 | mPendingTaskInfoChanges.remove(task); |
| 447 | mPendingTaskInfoChanges.add(task); |
| 448 | return; |
| 449 | } |
| 450 | RunningTaskInfo lastInfo = mLastSentTaskInfos.get(task); |
| 451 | if (mTmpTaskInfo == null) { |
| 452 | mTmpTaskInfo = new RunningTaskInfo(); |
| 453 | } |
Evan Rosky | f64f5da | 2020-03-16 13:47:48 -0700 | [diff] [blame] | 454 | mTmpTaskInfo.configuration.unset(); |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 455 | task.fillTaskInfo(mTmpTaskInfo); |
| 456 | boolean changed = lastInfo == null |
| 457 | || mTmpTaskInfo.topActivityType != lastInfo.topActivityType |
Hongwei Wang | 85cf41f | 2020-01-15 15:14:47 -0800 | [diff] [blame] | 458 | || mTmpTaskInfo.isResizable() != lastInfo.isResizable() |
Winson Chung | 1df39e2 | 2020-04-09 14:30:55 -0700 | [diff] [blame] | 459 | || mTmpTaskInfo.pictureInPictureParams != lastInfo.pictureInPictureParams |
| 460 | || !TaskDescription.equals(mTmpTaskInfo.taskDescription, lastInfo.taskDescription); |
Evan Rosky | f64f5da | 2020-03-16 13:47:48 -0700 | [diff] [blame] | 461 | if (!changed) { |
| 462 | int cfgChanges = mTmpTaskInfo.configuration.diff(lastInfo.configuration); |
| 463 | final int winCfgChanges = (cfgChanges & ActivityInfo.CONFIG_WINDOW_CONFIGURATION) != 0 |
| 464 | ? (int) mTmpTaskInfo.configuration.windowConfiguration.diff( |
| 465 | lastInfo.configuration.windowConfiguration, |
| 466 | true /* compareUndefined */) : 0; |
| 467 | if ((winCfgChanges & REPORT_WINDOW_CONFIGS) == 0) { |
| 468 | cfgChanges &= ~ActivityInfo.CONFIG_WINDOW_CONFIGURATION; |
| 469 | } |
| 470 | changed = (cfgChanges & REPORT_CONFIGS) != 0; |
| 471 | } |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 472 | if (!(changed || force)) { |
| 473 | return; |
| 474 | } |
| 475 | final RunningTaskInfo newInfo = mTmpTaskInfo; |
| 476 | mLastSentTaskInfos.put(task, mTmpTaskInfo); |
| 477 | // Since we've stored this, clean up the reference so a new one will be created next time. |
| 478 | // Transferring it this way means we only have to construct new RunningTaskInfos when they |
| 479 | // change. |
| 480 | mTmpTaskInfo = null; |
| 481 | |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 482 | if (task.isOrganized()) { |
Winson Chung | 8b5d23a | 2020-04-06 19:23:23 -0700 | [diff] [blame] | 483 | // Because we defer sending taskAppeared() until the app has drawn, we may receive a |
| 484 | // configuration change before the state actually has the task registered. As such we |
| 485 | // should ignore these change events to the organizer until taskAppeared(). If the task |
| 486 | // was created by the organizer, then we always send the info change. |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 487 | final TaskOrganizerState state = mTaskOrganizerStates.get( |
| 488 | task.mTaskOrganizer.asBinder()); |
Winson Chung | 8b5d23a | 2020-04-06 19:23:23 -0700 | [diff] [blame] | 489 | if (state != null) { |
| 490 | state.mOrganizer.onTaskInfoChanged(task, newInfo); |
| 491 | } |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 492 | } |
| 493 | } |
| 494 | |
| 495 | @Override |
Wale Ogunwale | adf116e | 2020-03-27 16:36:01 -0700 | [diff] [blame] | 496 | public WindowContainerToken getImeTarget(int displayId) { |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 497 | enforceStackPermission("getImeTarget()"); |
| 498 | final long origId = Binder.clearCallingIdentity(); |
| 499 | try { |
| 500 | synchronized (mGlobalLock) { |
| 501 | DisplayContent dc = mService.mWindowManager.mRoot |
| 502 | .getDisplayContent(displayId); |
| 503 | if (dc == null || dc.mInputMethodTarget == null) { |
| 504 | return null; |
| 505 | } |
| 506 | // Avoid WindowState#getRootTask() so we don't attribute system windows to a task. |
| 507 | final Task task = dc.mInputMethodTarget.getTask(); |
| 508 | if (task == null) { |
| 509 | return null; |
| 510 | } |
Wale Ogunwale | adf116e | 2020-03-27 16:36:01 -0700 | [diff] [blame] | 511 | return task.getRootTask().mRemoteToken.toWindowContainerToken(); |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 512 | } |
| 513 | } finally { |
| 514 | Binder.restoreCallingIdentity(origId); |
| 515 | } |
| 516 | } |
| 517 | |
| 518 | @Override |
Wale Ogunwale | adf116e | 2020-03-27 16:36:01 -0700 | [diff] [blame] | 519 | public void setLaunchRoot(int displayId, @Nullable WindowContainerToken token) { |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 520 | enforceStackPermission("setLaunchRoot()"); |
| 521 | final long origId = Binder.clearCallingIdentity(); |
| 522 | try { |
| 523 | synchronized (mGlobalLock) { |
Andrii Kulian | f9df4a8 | 2020-03-31 12:09:27 -0700 | [diff] [blame] | 524 | TaskDisplayArea defaultTaskDisplayArea = mService.mRootWindowContainer |
| 525 | .getDisplayContent(displayId).getDefaultTaskDisplayArea(); |
| 526 | if (defaultTaskDisplayArea == null) { |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 527 | return; |
| 528 | } |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame] | 529 | Task task = token == null |
| 530 | ? null : WindowContainer.fromBinder(token.asBinder()).asTask(); |
| 531 | if (task == null) { |
Andrii Kulian | f9df4a8 | 2020-03-31 12:09:27 -0700 | [diff] [blame] | 532 | defaultTaskDisplayArea.mLaunchRootTask = null; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 533 | return; |
| 534 | } |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame] | 535 | if (!task.mCreatedByOrganizer) { |
| 536 | throw new IllegalArgumentException("Attempt to set task not created by " |
| 537 | + "organizer as launch root task=" + task); |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 538 | } |
Andrii Kulian | f9df4a8 | 2020-03-31 12:09:27 -0700 | [diff] [blame] | 539 | if (task.getDisplayArea() == null |
| 540 | || task.getDisplayArea().getDisplayId() != displayId) { |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame] | 541 | throw new RuntimeException("Can't set launch root for display " + displayId |
| 542 | + " to task on display " + task.getDisplayContent().getDisplayId()); |
| 543 | } |
Andrii Kulian | f9df4a8 | 2020-03-31 12:09:27 -0700 | [diff] [blame] | 544 | task.getDisplayArea().mLaunchRootTask = task; |
Evan Rosky | 0037e5f | 2019-11-05 10:26:24 -0800 | [diff] [blame] | 545 | } |
| 546 | } finally { |
| 547 | Binder.restoreCallingIdentity(origId); |
| 548 | } |
| 549 | } |
| 550 | |
Evan Rosky | a8fde15 | 2020-01-07 19:09:13 -0800 | [diff] [blame] | 551 | @Override |
Wale Ogunwale | adf116e | 2020-03-27 16:36:01 -0700 | [diff] [blame] | 552 | public List<RunningTaskInfo> getChildTasks(WindowContainerToken parent, |
Evan Rosky | 29d4a0a | 2020-02-04 16:40:44 -0800 | [diff] [blame] | 553 | @Nullable int[] activityTypes) { |
Evan Rosky | a8fde15 | 2020-01-07 19:09:13 -0800 | [diff] [blame] | 554 | enforceStackPermission("getChildTasks()"); |
| 555 | final long ident = Binder.clearCallingIdentity(); |
| 556 | try { |
| 557 | synchronized (mGlobalLock) { |
| 558 | if (parent == null) { |
| 559 | throw new IllegalArgumentException("Can't get children of null parent"); |
| 560 | } |
| 561 | final WindowContainer container = WindowContainer.fromBinder(parent.asBinder()); |
| 562 | if (container == null) { |
| 563 | Slog.e(TAG, "Can't get children of " + parent + " because it is not valid."); |
| 564 | return null; |
| 565 | } |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame] | 566 | final Task task = container.asTask(); |
| 567 | if (task == null) { |
| 568 | Slog.e(TAG, container + " is not a task..."); |
| 569 | return null; |
| 570 | } |
| 571 | // For now, only support returning children of tasks created by the organizer. |
| 572 | if (!task.mCreatedByOrganizer) { |
Evan Rosky | a8fde15 | 2020-01-07 19:09:13 -0800 | [diff] [blame] | 573 | Slog.w(TAG, "Can only get children of root tasks created via createRootTask"); |
| 574 | return null; |
| 575 | } |
| 576 | ArrayList<RunningTaskInfo> out = new ArrayList<>(); |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame] | 577 | for (int i = task.getChildCount() - 1; i >= 0; --i) { |
| 578 | final Task child = task.getChildAt(i).asTask(); |
| 579 | if (child == null) continue; |
| 580 | if (activityTypes != null |
| 581 | && !ArrayUtils.contains(activityTypes, child.getActivityType())) { |
| 582 | continue; |
Evan Rosky | a8fde15 | 2020-01-07 19:09:13 -0800 | [diff] [blame] | 583 | } |
Louis Chang | a009c76 | 2020-02-26 11:21:31 +0800 | [diff] [blame] | 584 | out.add(child.getTaskInfo()); |
Evan Rosky | a8fde15 | 2020-01-07 19:09:13 -0800 | [diff] [blame] | 585 | } |
| 586 | return out; |
| 587 | } |
| 588 | } finally { |
| 589 | Binder.restoreCallingIdentity(ident); |
| 590 | } |
| 591 | } |
| 592 | |
Evan Rosky | 29d4a0a | 2020-02-04 16:40:44 -0800 | [diff] [blame] | 593 | @Override |
| 594 | public List<RunningTaskInfo> getRootTasks(int displayId, @Nullable int[] activityTypes) { |
| 595 | enforceStackPermission("getRootTasks()"); |
| 596 | final long ident = Binder.clearCallingIdentity(); |
| 597 | try { |
| 598 | synchronized (mGlobalLock) { |
| 599 | final DisplayContent dc = |
| 600 | mService.mRootWindowContainer.getDisplayContent(displayId); |
| 601 | if (dc == null) { |
| 602 | throw new IllegalArgumentException("Display " + displayId + " doesn't exist"); |
| 603 | } |
| 604 | ArrayList<RunningTaskInfo> out = new ArrayList<>(); |
Andrii Kulian | f9df4a8 | 2020-03-31 12:09:27 -0700 | [diff] [blame] | 605 | for (int tdaNdx = dc.getTaskDisplayAreaCount() - 1; tdaNdx >= 0; --tdaNdx) { |
| 606 | final TaskDisplayArea taskDisplayArea = dc.getTaskDisplayAreaAt(tdaNdx); |
| 607 | for (int sNdx = taskDisplayArea.getStackCount() - 1; sNdx >= 0; --sNdx) { |
| 608 | final Task task = taskDisplayArea.getStackAt(sNdx); |
| 609 | if (activityTypes != null |
| 610 | && !ArrayUtils.contains(activityTypes, task.getActivityType())) { |
| 611 | continue; |
| 612 | } |
| 613 | out.add(task.getTaskInfo()); |
Evan Rosky | 29d4a0a | 2020-02-04 16:40:44 -0800 | [diff] [blame] | 614 | } |
Evan Rosky | 29d4a0a | 2020-02-04 16:40:44 -0800 | [diff] [blame] | 615 | } |
| 616 | return out; |
| 617 | } |
| 618 | } finally { |
| 619 | Binder.restoreCallingIdentity(ident); |
| 620 | } |
| 621 | } |
Winson Chung | 268eccb | 2020-03-26 13:43:44 -0700 | [diff] [blame] | 622 | |
Winson Chung | a1f869d | 2020-03-21 23:02:48 -0700 | [diff] [blame] | 623 | @Override |
| 624 | public void setInterceptBackPressedOnTaskRoot(ITaskOrganizer organizer, |
| 625 | boolean interceptBackPressed) { |
| 626 | enforceStackPermission("setInterceptBackPressedOnTaskRoot()"); |
| 627 | final long origId = Binder.clearCallingIdentity(); |
| 628 | try { |
| 629 | synchronized (mGlobalLock) { |
| 630 | final TaskOrganizerState state = mTaskOrganizerStates.get(organizer.asBinder()); |
| 631 | if (state != null) { |
| 632 | state.setInterceptBackPressedOnTaskRoot(interceptBackPressed); |
| 633 | } |
| 634 | } |
| 635 | } finally { |
| 636 | Binder.restoreCallingIdentity(origId); |
| 637 | } |
| 638 | } |
| 639 | |
| 640 | public boolean handleInterceptBackPressedOnTaskRoot(Task task) { |
| 641 | if (task == null || !task.isOrganized()) { |
| 642 | return false; |
| 643 | } |
| 644 | |
| 645 | final TaskOrganizerState state = mTaskOrganizerStates.get(task.mTaskOrganizer.asBinder()); |
| 646 | if (!state.mInterceptBackPressedOnTaskRoot) { |
| 647 | return false; |
| 648 | } |
| 649 | |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 650 | state.mOrganizer.onBackPressedOnTaskRoot(task); |
Winson Chung | a1f869d | 2020-03-21 23:02:48 -0700 | [diff] [blame] | 651 | return true; |
| 652 | } |
| 653 | |
Winson Chung | 268eccb | 2020-03-26 13:43:44 -0700 | [diff] [blame] | 654 | public void dump(PrintWriter pw, String prefix) { |
| 655 | final String innerPrefix = prefix + " "; |
| 656 | pw.print(prefix); pw.println("TaskOrganizerController:"); |
| 657 | pw.print(innerPrefix); pw.println("Per windowing mode:"); |
| 658 | for (int i = 0; i < mTaskOrganizersForWindowingMode.size(); i++) { |
| 659 | final int windowingMode = mTaskOrganizersForWindowingMode.keyAt(i); |
| 660 | final List<IBinder> taskOrgs = mTaskOrganizersForWindowingMode.valueAt(i); |
| 661 | pw.println(innerPrefix + " " |
| 662 | + WindowConfiguration.windowingModeToString(windowingMode) + ":"); |
| 663 | for (int j = 0; j < taskOrgs.size(); j++) { |
| 664 | final TaskOrganizerState state = mTaskOrganizerStates.get(taskOrgs.get(j)); |
| 665 | final ArrayList<Task> tasks = state.mOrganizedTasks; |
| 666 | pw.print(innerPrefix + " "); |
Winson Chung | 1b5d055 | 2020-04-06 19:28:49 -0700 | [diff] [blame] | 667 | pw.println(state.mOrganizer.mTaskOrganizer + " uid=" + state.mUid + ":"); |
Winson Chung | 268eccb | 2020-03-26 13:43:44 -0700 | [diff] [blame] | 668 | for (int k = 0; k < tasks.size(); k++) { |
| 669 | pw.println(innerPrefix + " " + tasks.get(k)); |
| 670 | } |
| 671 | } |
| 672 | |
| 673 | } |
| 674 | pw.println(); |
| 675 | } |
Robert Carr | 8a2f913 | 2019-11-11 15:03:15 -0800 | [diff] [blame] | 676 | } |