Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2016 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.am; |
| 18 | |
Jorim Jaggi | fb9d78a | 2017-01-05 18:57:12 +0100 | [diff] [blame] | 19 | import android.app.ActivityManager; |
| 20 | import android.app.ActivityManager.TaskSnapshot; |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 21 | import android.app.ITaskStackListener; |
| 22 | import android.app.ActivityManager.TaskDescription; |
| 23 | import android.content.ComponentName; |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 24 | import android.os.Binder; |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 25 | import android.os.Handler; |
| 26 | import android.os.Looper; |
| 27 | import android.os.Message; |
| 28 | import android.os.RemoteCallbackList; |
| 29 | import android.os.RemoteException; |
| 30 | |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 31 | import java.util.ArrayList; |
| 32 | |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 33 | class TaskChangeNotificationController { |
| 34 | static final int LOG_STACK_STATE_MSG = 1; |
| 35 | static final int NOTIFY_TASK_STACK_CHANGE_LISTENERS_MSG = 2; |
| 36 | static final int NOTIFY_ACTIVITY_PINNED_LISTENERS_MSG = 3; |
| 37 | static final int NOTIFY_PINNED_ACTIVITY_RESTART_ATTEMPT_LISTENERS_MSG = 4; |
| 38 | static final int NOTIFY_PINNED_STACK_ANIMATION_ENDED_LISTENERS_MSG = 5; |
| 39 | static final int NOTIFY_FORCED_RESIZABLE_MSG = 6; |
| 40 | static final int NOTIFY_ACTIVITY_DISMISSING_DOCKED_STACK_MSG = 7; |
| 41 | static final int NOTIFY_TASK_ADDED_LISTENERS_MSG = 8; |
| 42 | static final int NOTIFY_TASK_REMOVED_LISTENERS_MSG = 9; |
| 43 | static final int NOTIFY_TASK_MOVED_TO_FRONT_LISTENERS_MSG = 10; |
| 44 | static final int NOTIFY_TASK_DESCRIPTION_CHANGED_LISTENERS_MSG = 11; |
| 45 | static final int NOTIFY_ACTIVITY_REQUESTED_ORIENTATION_CHANGED_LISTENERS = 12; |
| 46 | static final int NOTIFY_TASK_REMOVAL_STARTED_LISTENERS = 13; |
Robin Lee | c41f6ec | 2017-01-10 17:02:34 +0000 | [diff] [blame] | 47 | static final int NOTIFY_TASK_PROFILE_LOCKED_LISTENERS_MSG = 14; |
Jorim Jaggi | fb9d78a | 2017-01-05 18:57:12 +0100 | [diff] [blame] | 48 | static final int NOTIFY_TASK_SNAPSHOT_CHANGED_LISTENERS_MSG = 15; |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 49 | |
| 50 | // Delay in notifying task stack change listeners (in millis) |
| 51 | static final int NOTIFY_TASK_STACK_CHANGE_LISTENERS_DELAY = 100; |
| 52 | |
| 53 | private final ActivityManagerService mService; |
| 54 | private final ActivityStackSupervisor mStackSupervisor; |
| 55 | private final Handler mHandler; |
| 56 | |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 57 | // Task stack change listeners in a remote process. |
| 58 | private final RemoteCallbackList<ITaskStackListener> mRemoteTaskStackListeners = |
| 59 | new RemoteCallbackList<>(); |
| 60 | |
| 61 | /* |
| 62 | * Task stack change listeners in a local process. Tracked separately so that they can be |
| 63 | * called on the same thread. |
| 64 | */ |
| 65 | private final ArrayList<ITaskStackListener> mLocalTaskStackListeners = new ArrayList<>(); |
| 66 | |
| 67 | private final TaskStackConsumer mNotifyTaskStackChanged = (l, m) -> { |
| 68 | l.onTaskStackChanged(); |
| 69 | }; |
| 70 | |
| 71 | private final TaskStackConsumer mNotifyTaskCreated = (l, m) -> { |
| 72 | l.onTaskCreated(m.arg1, (ComponentName) m.obj); |
| 73 | }; |
| 74 | |
| 75 | private final TaskStackConsumer mNotifyTaskRemoved = (l, m) -> { |
| 76 | l.onTaskRemoved(m.arg1); |
| 77 | }; |
| 78 | |
| 79 | private final TaskStackConsumer mNotifyTaskMovedToFront = (l, m) -> { |
| 80 | l.onTaskMovedToFront(m.arg1); |
| 81 | }; |
| 82 | |
| 83 | private final TaskStackConsumer mNotifyTaskDescriptionChanged = (l, m) -> { |
| 84 | l.onTaskDescriptionChanged(m.arg1, (TaskDescription) m.obj); |
| 85 | }; |
| 86 | |
| 87 | private final TaskStackConsumer mNotifyActivityRequestedOrientationChanged = (l, m) -> { |
| 88 | l.onActivityRequestedOrientationChanged(m.arg1, m.arg2); |
| 89 | }; |
| 90 | |
| 91 | private final TaskStackConsumer mNotifyTaskRemovalStarted = (l, m) -> { |
| 92 | l.onTaskRemovalStarted(m.arg1); |
| 93 | }; |
| 94 | |
| 95 | private final TaskStackConsumer mNotifyActivityPinned = (l, m) -> { |
| 96 | l.onActivityPinned(); |
| 97 | }; |
| 98 | |
| 99 | private final TaskStackConsumer mNotifyPinnedActivityRestartAttempt = (l, m) -> { |
Winson Chung | 3535df2 | 2017-01-17 18:43:39 -0800 | [diff] [blame] | 100 | l.onPinnedActivityRestartAttempt((ComponentName) m.obj); |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 101 | }; |
| 102 | |
| 103 | private final TaskStackConsumer mNotifyPinnedStackAnimationEnded = (l, m) -> { |
| 104 | l.onPinnedStackAnimationEnded(); |
| 105 | }; |
| 106 | |
| 107 | private final TaskStackConsumer mNotifyActivityForcedResizable = (l, m) -> { |
| 108 | l.onActivityForcedResizable((String) m.obj, m.arg1); |
| 109 | }; |
| 110 | |
| 111 | private final TaskStackConsumer mNotifyActivityDismissingDockedStack = (l, m) -> { |
| 112 | l.onActivityDismissingDockedStack(); |
| 113 | }; |
| 114 | |
| 115 | private final TaskStackConsumer mNotifyTaskProfileLocked = (l, m) -> { |
| 116 | l.onTaskProfileLocked(m.arg1, m.arg2); |
| 117 | }; |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 118 | |
Jorim Jaggi | fb9d78a | 2017-01-05 18:57:12 +0100 | [diff] [blame] | 119 | private final TaskStackConsumer mNotifyTaskSnapshotChanged = (l, m) -> { |
| 120 | l.onTaskSnapshotChanged(m.arg1, (TaskSnapshot) m.obj); |
| 121 | }; |
| 122 | |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 123 | @FunctionalInterface |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 124 | public interface TaskStackConsumer { |
| 125 | void accept(ITaskStackListener t, Message m) throws RemoteException; |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 126 | } |
| 127 | |
| 128 | private class MainHandler extends Handler { |
| 129 | public MainHandler(Looper looper) { |
| 130 | super(looper); |
| 131 | } |
| 132 | |
| 133 | @Override |
| 134 | public void handleMessage(Message msg) { |
| 135 | switch (msg.what) { |
| 136 | case LOG_STACK_STATE_MSG: { |
| 137 | synchronized (mService) { |
| 138 | mStackSupervisor.logStackState(); |
| 139 | } |
| 140 | break; |
| 141 | } |
| 142 | case NOTIFY_TASK_STACK_CHANGE_LISTENERS_MSG: |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 143 | forAllRemoteListeners(mNotifyTaskStackChanged, msg); |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 144 | break; |
| 145 | case NOTIFY_TASK_ADDED_LISTENERS_MSG: |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 146 | forAllRemoteListeners(mNotifyTaskCreated, msg); |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 147 | break; |
| 148 | case NOTIFY_TASK_REMOVED_LISTENERS_MSG: |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 149 | forAllRemoteListeners(mNotifyTaskRemoved, msg); |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 150 | break; |
| 151 | case NOTIFY_TASK_MOVED_TO_FRONT_LISTENERS_MSG: |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 152 | forAllRemoteListeners(mNotifyTaskMovedToFront, msg); |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 153 | break; |
| 154 | case NOTIFY_TASK_DESCRIPTION_CHANGED_LISTENERS_MSG: |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 155 | forAllRemoteListeners(mNotifyTaskDescriptionChanged, msg); |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 156 | break; |
| 157 | case NOTIFY_ACTIVITY_REQUESTED_ORIENTATION_CHANGED_LISTENERS: |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 158 | forAllRemoteListeners(mNotifyActivityRequestedOrientationChanged, msg); |
Yorke Lee | 64fd1ce | 2017-01-05 17:15:20 -0800 | [diff] [blame] | 159 | break; |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 160 | case NOTIFY_TASK_REMOVAL_STARTED_LISTENERS: |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 161 | forAllRemoteListeners(mNotifyTaskRemovalStarted, msg); |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 162 | break; |
| 163 | case NOTIFY_ACTIVITY_PINNED_LISTENERS_MSG: |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 164 | forAllRemoteListeners(mNotifyActivityPinned, msg); |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 165 | break; |
| 166 | case NOTIFY_PINNED_ACTIVITY_RESTART_ATTEMPT_LISTENERS_MSG: |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 167 | forAllRemoteListeners(mNotifyPinnedActivityRestartAttempt, msg); |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 168 | break; |
| 169 | case NOTIFY_PINNED_STACK_ANIMATION_ENDED_LISTENERS_MSG: |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 170 | forAllRemoteListeners(mNotifyPinnedStackAnimationEnded, msg); |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 171 | break; |
| 172 | case NOTIFY_FORCED_RESIZABLE_MSG: |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 173 | forAllRemoteListeners(mNotifyActivityForcedResizable, msg); |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 174 | break; |
| 175 | case NOTIFY_ACTIVITY_DISMISSING_DOCKED_STACK_MSG: |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 176 | forAllRemoteListeners(mNotifyActivityDismissingDockedStack, msg); |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 177 | break; |
Robin Lee | c41f6ec | 2017-01-10 17:02:34 +0000 | [diff] [blame] | 178 | case NOTIFY_TASK_PROFILE_LOCKED_LISTENERS_MSG: |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 179 | forAllRemoteListeners(mNotifyTaskProfileLocked, msg); |
Jorim Jaggi | fb9d78a | 2017-01-05 18:57:12 +0100 | [diff] [blame] | 180 | break; |
| 181 | case NOTIFY_TASK_SNAPSHOT_CHANGED_LISTENERS_MSG: |
| 182 | forAllRemoteListeners(mNotifyTaskSnapshotChanged, msg); |
Robin Lee | c41f6ec | 2017-01-10 17:02:34 +0000 | [diff] [blame] | 183 | break; |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 184 | } |
| 185 | } |
| 186 | } |
| 187 | |
| 188 | public TaskChangeNotificationController(ActivityManagerService service, |
| 189 | ActivityStackSupervisor stackSupervisor, Handler handler) { |
| 190 | mService = service; |
| 191 | mStackSupervisor = stackSupervisor; |
| 192 | mHandler = new MainHandler(handler.getLooper()); |
| 193 | } |
| 194 | |
| 195 | public void registerTaskStackListener(ITaskStackListener listener) { |
| 196 | synchronized (mService) { |
| 197 | if (listener != null) { |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 198 | if (Binder.getCallingPid() == android.os.Process.myPid()) { |
| 199 | if (!mLocalTaskStackListeners.contains(listener)) { |
| 200 | mLocalTaskStackListeners.add(listener); |
| 201 | } |
| 202 | } else { |
| 203 | mRemoteTaskStackListeners.register(listener); |
| 204 | } |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 205 | } |
| 206 | } |
| 207 | } |
| 208 | |
| 209 | public void unregisterTaskStackListener(ITaskStackListener listener) { |
| 210 | synchronized (mService) { |
| 211 | if (listener != null) { |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 212 | if (Binder.getCallingPid() == android.os.Process.myPid()) { |
| 213 | mLocalTaskStackListeners.remove(listener); |
| 214 | } else { |
| 215 | mRemoteTaskStackListeners.unregister(listener); |
| 216 | } |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 217 | } |
| 218 | } |
| 219 | } |
| 220 | |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 221 | void forAllRemoteListeners(TaskStackConsumer callback, Message message) { |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 222 | synchronized (mService) { |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 223 | for (int i = mRemoteTaskStackListeners.beginBroadcast() - 1; i >= 0; i--) { |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 224 | try { |
| 225 | // Make a one-way callback to the listener |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 226 | callback.accept(mRemoteTaskStackListeners.getBroadcastItem(i), message); |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 227 | } catch (RemoteException e) { |
| 228 | // Handled by the RemoteCallbackList. |
| 229 | } |
| 230 | } |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 231 | mRemoteTaskStackListeners.finishBroadcast(); |
| 232 | } |
| 233 | } |
| 234 | |
| 235 | void forAllLocalListeners(TaskStackConsumer callback, Message message) { |
| 236 | synchronized (mService) { |
| 237 | for (int i = mLocalTaskStackListeners.size() - 1; i >= 0; i--) { |
| 238 | try { |
| 239 | callback.accept(mLocalTaskStackListeners.get(i), message); |
| 240 | } catch (RemoteException e) { |
| 241 | // Never thrown since this is called locally. |
| 242 | } |
| 243 | } |
| 244 | } |
| 245 | } |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 246 | |
| 247 | /** Notifies all listeners when the task stack has changed. */ |
| 248 | void notifyTaskStackChanged() { |
| 249 | mHandler.sendEmptyMessage(LOG_STACK_STATE_MSG); |
| 250 | mHandler.removeMessages(NOTIFY_TASK_STACK_CHANGE_LISTENERS_MSG); |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 251 | final Message msg = mHandler.obtainMessage(NOTIFY_TASK_STACK_CHANGE_LISTENERS_MSG); |
| 252 | forAllLocalListeners(mNotifyTaskStackChanged, msg); |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 253 | // Only the main task stack change notification requires a delay. |
| 254 | mHandler.sendMessageDelayed(msg, NOTIFY_TASK_STACK_CHANGE_LISTENERS_DELAY); |
| 255 | } |
| 256 | |
| 257 | /** Notifies all listeners when an Activity is pinned. */ |
| 258 | void notifyActivityPinned() { |
| 259 | mHandler.removeMessages(NOTIFY_ACTIVITY_PINNED_LISTENERS_MSG); |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 260 | final Message msg = mHandler.obtainMessage(NOTIFY_ACTIVITY_PINNED_LISTENERS_MSG); |
| 261 | forAllLocalListeners(mNotifyActivityPinned, msg); |
| 262 | msg.sendToTarget(); |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 263 | } |
| 264 | |
| 265 | /** |
| 266 | * Notifies all listeners when an attempt was made to start an an activity that is already |
| 267 | * running in the pinned stack and the activity was not actually started, but the task is |
| 268 | * either brought to the front or a new Intent is delivered to it. |
| 269 | */ |
Winson Chung | 3535df2 | 2017-01-17 18:43:39 -0800 | [diff] [blame] | 270 | void notifyPinnedActivityRestartAttempt(ComponentName sourceComponent) { |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 271 | mHandler.removeMessages(NOTIFY_PINNED_ACTIVITY_RESTART_ATTEMPT_LISTENERS_MSG); |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 272 | final Message msg = |
Winson Chung | 3535df2 | 2017-01-17 18:43:39 -0800 | [diff] [blame] | 273 | mHandler.obtainMessage(NOTIFY_PINNED_ACTIVITY_RESTART_ATTEMPT_LISTENERS_MSG, |
| 274 | sourceComponent); |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 275 | forAllLocalListeners(mNotifyPinnedActivityRestartAttempt, msg); |
| 276 | msg.sendToTarget(); |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 277 | } |
| 278 | |
| 279 | /** Notifies all listeners when the pinned stack animation ends. */ |
| 280 | void notifyPinnedStackAnimationEnded() { |
| 281 | mHandler.removeMessages(NOTIFY_PINNED_STACK_ANIMATION_ENDED_LISTENERS_MSG); |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 282 | final Message msg = |
| 283 | mHandler.obtainMessage(NOTIFY_PINNED_STACK_ANIMATION_ENDED_LISTENERS_MSG); |
| 284 | forAllLocalListeners(mNotifyPinnedStackAnimationEnded, msg); |
| 285 | msg.sendToTarget(); |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 286 | } |
| 287 | |
| 288 | void notifyActivityDismissingDockedStack() { |
| 289 | mHandler.removeMessages(NOTIFY_ACTIVITY_DISMISSING_DOCKED_STACK_MSG); |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 290 | final Message message = mHandler.obtainMessage(NOTIFY_ACTIVITY_DISMISSING_DOCKED_STACK_MSG); |
| 291 | forAllLocalListeners(mNotifyActivityDismissingDockedStack, message); |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 292 | } |
| 293 | |
| 294 | void notifyActivityForcedResizable(int taskId, String packageName) { |
| 295 | mHandler.removeMessages(NOTIFY_FORCED_RESIZABLE_MSG); |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 296 | final Message msg = mHandler.obtainMessage(NOTIFY_FORCED_RESIZABLE_MSG, taskId, |
| 297 | 0 /* unused */, packageName); |
| 298 | forAllLocalListeners(mNotifyActivityForcedResizable, msg); |
| 299 | msg.sendToTarget(); |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 300 | } |
| 301 | |
| 302 | void notifyTaskCreated(int taskId, ComponentName componentName) { |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 303 | final Message msg = mHandler.obtainMessage(NOTIFY_TASK_ADDED_LISTENERS_MSG, |
| 304 | taskId, 0 /* unused */, componentName); |
| 305 | forAllLocalListeners(mNotifyTaskCreated, msg); |
| 306 | msg.sendToTarget(); |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 307 | } |
| 308 | |
| 309 | void notifyTaskRemoved(int taskId) { |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 310 | final Message msg = mHandler.obtainMessage(NOTIFY_TASK_REMOVED_LISTENERS_MSG, |
| 311 | taskId, 0 /* unused */); |
| 312 | forAllLocalListeners(mNotifyTaskRemoved, msg); |
| 313 | msg.sendToTarget(); |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 314 | } |
| 315 | |
| 316 | void notifyTaskMovedToFront(int taskId) { |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 317 | final Message msg = mHandler.obtainMessage(NOTIFY_TASK_MOVED_TO_FRONT_LISTENERS_MSG, |
| 318 | taskId, 0 /* unused */); |
| 319 | forAllLocalListeners(mNotifyTaskMovedToFront, msg); |
| 320 | msg.sendToTarget(); |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 321 | } |
| 322 | |
| 323 | void notifyTaskDescriptionChanged(int taskId, TaskDescription taskDescription) { |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 324 | final Message msg = mHandler.obtainMessage(NOTIFY_TASK_DESCRIPTION_CHANGED_LISTENERS_MSG, |
| 325 | taskId, 0 /* unused */, taskDescription); |
| 326 | forAllLocalListeners(mNotifyTaskDescriptionChanged, msg); |
| 327 | msg.sendToTarget(); |
| 328 | |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 329 | } |
| 330 | |
| 331 | void notifyActivityRequestedOrientationChanged(int taskId, int orientation) { |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 332 | final Message msg = mHandler.obtainMessage( |
| 333 | NOTIFY_ACTIVITY_REQUESTED_ORIENTATION_CHANGED_LISTENERS, taskId, orientation); |
| 334 | forAllLocalListeners(mNotifyActivityRequestedOrientationChanged, msg); |
| 335 | msg.sendToTarget(); |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 336 | } |
| 337 | |
| 338 | /** |
| 339 | * Notify listeners that the task is about to be finished before its surfaces are removed from |
| 340 | * the window manager. This allows interested parties to perform relevant animations before |
| 341 | * the window disappears. |
| 342 | */ |
| 343 | void notifyTaskRemovalStarted(int taskId) { |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 344 | final Message msg = mHandler.obtainMessage(NOTIFY_TASK_REMOVAL_STARTED_LISTENERS, taskId, |
| 345 | 0 /* unused */); |
| 346 | forAllLocalListeners(mNotifyTaskRemovalStarted, msg); |
| 347 | msg.sendToTarget(); |
| 348 | |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 349 | } |
Robin Lee | c41f6ec | 2017-01-10 17:02:34 +0000 | [diff] [blame] | 350 | |
| 351 | /** |
| 352 | * Notify listeners that the task has been put in a locked state because one or more of the |
| 353 | * activities inside it belong to a managed profile user that has been locked. |
| 354 | */ |
| 355 | void notifyTaskProfileLocked(int taskId, int userId) { |
Yorke Lee | 1329407 | 2017-01-06 14:59:58 -0800 | [diff] [blame] | 356 | final Message msg = mHandler.obtainMessage(NOTIFY_TASK_PROFILE_LOCKED_LISTENERS_MSG, taskId, |
| 357 | userId); |
| 358 | forAllLocalListeners(mNotifyTaskProfileLocked, msg); |
| 359 | msg.sendToTarget(); |
Robin Lee | c41f6ec | 2017-01-10 17:02:34 +0000 | [diff] [blame] | 360 | } |
Jorim Jaggi | fb9d78a | 2017-01-05 18:57:12 +0100 | [diff] [blame] | 361 | |
| 362 | /** |
| 363 | * Notify listeners that the snapshot of a task has changed. |
| 364 | */ |
| 365 | void notifyTaskSnapshotChanged(int taskId, TaskSnapshot snapshot) { |
| 366 | final Message msg = mHandler.obtainMessage(NOTIFY_TASK_SNAPSHOT_CHANGED_LISTENERS_MSG, |
| 367 | taskId, 0, snapshot); |
| 368 | forAllLocalListeners(mNotifyTaskSnapshotChanged, msg); |
| 369 | msg.sendToTarget(); |
| 370 | } |
Yorke Lee | bd54c2a | 2016-10-25 13:49:23 -0700 | [diff] [blame] | 371 | } |