| /* |
| * Copyright (C) 2016 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License |
| */ |
| |
| package com.android.server.wm; |
| |
| import static android.app.ActivityTaskManager.INVALID_TASK_ID; |
| import static android.app.WindowConfiguration.ACTIVITY_TYPE_ASSISTANT; |
| import static android.app.WindowConfiguration.ACTIVITY_TYPE_HOME; |
| import static android.app.WindowConfiguration.ACTIVITY_TYPE_RECENTS; |
| import static android.app.WindowConfiguration.ACTIVITY_TYPE_STANDARD; |
| import static android.app.WindowConfiguration.ACTIVITY_TYPE_UNDEFINED; |
| import static android.app.WindowConfiguration.WINDOWING_MODE_FULLSCREEN; |
| import static android.app.WindowConfiguration.WINDOWING_MODE_FULLSCREEN_OR_SPLIT_SCREEN_SECONDARY; |
| import static android.app.WindowConfiguration.WINDOWING_MODE_PINNED; |
| import static android.app.WindowConfiguration.WINDOWING_MODE_SPLIT_SCREEN_PRIMARY; |
| import static android.app.WindowConfiguration.WINDOWING_MODE_UNDEFINED; |
| import static android.content.Intent.FLAG_ACTIVITY_NEW_TASK; |
| import static android.content.pm.ActivityInfo.LAUNCH_SINGLE_INSTANCE; |
| import static android.content.pm.ActivityInfo.LAUNCH_SINGLE_TASK; |
| import static android.os.Trace.TRACE_TAG_WINDOW_MANAGER; |
| import static android.view.Display.DEFAULT_DISPLAY; |
| import static android.view.Display.INVALID_DISPLAY; |
| import static android.view.WindowManager.LayoutParams.FLAG_KEEP_SCREEN_ON; |
| import static android.view.WindowManager.LayoutParams.PRIVATE_FLAG_SUSTAINED_PERFORMANCE_MODE; |
| import static android.view.WindowManager.LayoutParams.TYPE_DREAM; |
| import static android.view.WindowManager.LayoutParams.TYPE_KEYGUARD_DIALOG; |
| import static android.view.WindowManager.TRANSIT_CRASHING_ACTIVITY_CLOSE; |
| import static android.view.WindowManager.TRANSIT_SHOW_SINGLE_TASK_DISPLAY; |
| |
| import static com.android.server.policy.WindowManagerPolicy.FINISH_LAYOUT_REDO_LAYOUT; |
| import static com.android.server.policy.WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER; |
| import static com.android.server.wm.ActivityStack.ActivityState.PAUSED; |
| import static com.android.server.wm.ActivityStack.ActivityState.RESUMED; |
| import static com.android.server.wm.ActivityStack.ActivityState.STOPPED; |
| import static com.android.server.wm.ActivityStack.ActivityState.STOPPING; |
| import static com.android.server.wm.ActivityStackSupervisor.DEFER_RESUME; |
| import static com.android.server.wm.ActivityStackSupervisor.ON_TOP; |
| import static com.android.server.wm.ActivityStackSupervisor.dumpHistoryList; |
| import static com.android.server.wm.ActivityStackSupervisor.printThisActivity; |
| import static com.android.server.wm.ActivityTaskManagerDebugConfig.DEBUG_RECENTS; |
| import static com.android.server.wm.ActivityTaskManagerDebugConfig.DEBUG_STACK; |
| import static com.android.server.wm.ActivityTaskManagerDebugConfig.DEBUG_STATES; |
| import static com.android.server.wm.ActivityTaskManagerDebugConfig.DEBUG_SWITCH; |
| import static com.android.server.wm.ActivityTaskManagerDebugConfig.DEBUG_TASKS; |
| import static com.android.server.wm.ActivityTaskManagerDebugConfig.POSTFIX_RECENTS; |
| import static com.android.server.wm.ActivityTaskManagerDebugConfig.POSTFIX_RELEASE; |
| import static com.android.server.wm.ActivityTaskManagerDebugConfig.POSTFIX_STATES; |
| import static com.android.server.wm.ActivityTaskManagerDebugConfig.POSTFIX_TASKS; |
| import static com.android.server.wm.ActivityTaskManagerService.ANIMATE; |
| import static com.android.server.wm.ActivityTaskManagerService.TAG_SWITCH; |
| import static com.android.server.wm.ProtoLogGroup.WM_DEBUG_FOCUS_LIGHT; |
| import static com.android.server.wm.ProtoLogGroup.WM_DEBUG_KEEP_SCREEN_ON; |
| import static com.android.server.wm.ProtoLogGroup.WM_DEBUG_ORIENTATION; |
| import static com.android.server.wm.ProtoLogGroup.WM_SHOW_SURFACE_ALLOC; |
| import static com.android.server.wm.ProtoLogGroup.WM_SHOW_TRANSACTIONS; |
| import static com.android.server.wm.RootWindowContainerProto.DISPLAYS; |
| import static com.android.server.wm.RootWindowContainerProto.IS_HOME_RECENTS_COMPONENT; |
| import static com.android.server.wm.RootWindowContainerProto.KEYGUARD_CONTROLLER; |
| import static com.android.server.wm.RootWindowContainerProto.PENDING_ACTIVITIES; |
| import static com.android.server.wm.RootWindowContainerProto.WINDOWS; |
| import static com.android.server.wm.RootWindowContainerProto.WINDOW_CONTAINER; |
| import static com.android.server.wm.Task.REPARENT_LEAVE_STACK_IN_PLACE; |
| import static com.android.server.wm.Task.REPARENT_MOVE_STACK_TO_FRONT; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_LAYOUT_REPEATS; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_WALLPAPER_LIGHT; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_WINDOW_TRACE; |
| import static com.android.server.wm.WindowManagerDebugConfig.SHOW_LIGHT_TRANSACTIONS; |
| import static com.android.server.wm.WindowManagerDebugConfig.TAG_WITH_CLASS_NAME; |
| import static com.android.server.wm.WindowManagerDebugConfig.TAG_WM; |
| import static com.android.server.wm.WindowManagerService.H.WINDOW_FREEZE_TIMEOUT; |
| import static com.android.server.wm.WindowManagerService.UPDATE_FOCUS_NORMAL; |
| import static com.android.server.wm.WindowManagerService.UPDATE_FOCUS_PLACING_SURFACES; |
| import static com.android.server.wm.WindowManagerService.UPDATE_FOCUS_WILL_PLACE_SURFACES; |
| import static com.android.server.wm.WindowManagerService.WINDOWS_FREEZING_SCREENS_NONE; |
| import static com.android.server.wm.WindowSurfacePlacer.SET_ORIENTATION_CHANGE_COMPLETE; |
| import static com.android.server.wm.WindowSurfacePlacer.SET_UPDATE_ROTATION; |
| import static com.android.server.wm.WindowSurfacePlacer.SET_WALLPAPER_ACTION_PENDING; |
| |
| import static java.lang.Integer.MAX_VALUE; |
| |
| import android.annotation.IntDef; |
| import android.annotation.NonNull; |
| import android.annotation.Nullable; |
| import android.annotation.UserIdInt; |
| import android.app.ActivityManager; |
| import android.app.ActivityOptions; |
| import android.app.AppGlobals; |
| import android.app.WindowConfiguration; |
| import android.content.ComponentName; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.pm.ActivityInfo; |
| import android.content.pm.ApplicationInfo; |
| import android.content.pm.ResolveInfo; |
| import android.content.res.Configuration; |
| import android.content.res.Resources; |
| import android.graphics.Rect; |
| import android.hardware.display.DisplayManager; |
| import android.hardware.display.DisplayManagerInternal; |
| import android.hardware.power.V1_0.PowerHint; |
| import android.net.Uri; |
| import android.os.Binder; |
| import android.os.Debug; |
| import android.os.FactoryTest; |
| import android.os.Handler; |
| import android.os.IBinder; |
| import android.os.Looper; |
| import android.os.Message; |
| import android.os.PowerManager; |
| import android.os.RemoteException; |
| import android.os.SystemClock; |
| import android.os.Trace; |
| import android.os.UserHandle; |
| import android.os.storage.StorageManager; |
| import android.provider.Settings; |
| import android.service.voice.IVoiceInteractionSession; |
| import android.util.ArraySet; |
| import android.util.DisplayMetrics; |
| import android.util.IntArray; |
| import android.util.Pair; |
| import android.util.Slog; |
| import android.util.SparseArray; |
| import android.util.SparseIntArray; |
| import android.util.TimeUtils; |
| import android.util.proto.ProtoOutputStream; |
| import android.view.Display; |
| import android.view.DisplayInfo; |
| import android.view.SurfaceControl; |
| import android.view.WindowManager; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.internal.app.ResolverActivity; |
| import com.android.internal.util.function.pooled.PooledConsumer; |
| import com.android.internal.util.function.pooled.PooledFunction; |
| import com.android.internal.util.function.pooled.PooledLambda; |
| import com.android.internal.util.function.pooled.PooledPredicate; |
| import com.android.server.LocalServices; |
| import com.android.server.am.ActivityManagerService; |
| import com.android.server.am.AppTimeTracker; |
| import com.android.server.am.UserState; |
| import com.android.server.policy.WindowManagerPolicy; |
| import com.android.server.protolog.common.ProtoLog; |
| |
| import java.io.FileDescriptor; |
| import java.io.PrintWriter; |
| import java.lang.annotation.Retention; |
| import java.lang.annotation.RetentionPolicy; |
| import java.util.ArrayList; |
| import java.util.HashMap; |
| import java.util.List; |
| import java.util.Objects; |
| import java.util.Set; |
| import java.util.function.Consumer; |
| import java.util.function.Function; |
| |
| /** Root {@link WindowContainer} for the device. */ |
| class RootWindowContainer extends WindowContainer<DisplayContent> |
| implements DisplayManager.DisplayListener { |
| private static final String TAG = TAG_WITH_CLASS_NAME ? "RootWindowContainer" : TAG_WM; |
| |
| private static final int SET_SCREEN_BRIGHTNESS_OVERRIDE = 1; |
| private static final int SET_USER_ACTIVITY_TIMEOUT = 2; |
| static final String TAG_TASKS = TAG + POSTFIX_TASKS; |
| private static final String TAG_RELEASE = TAG + POSTFIX_RELEASE; |
| static final String TAG_STATES = TAG + POSTFIX_STATES; |
| private static final String TAG_RECENTS = TAG + POSTFIX_RECENTS; |
| |
| private Object mLastWindowFreezeSource = null; |
| private Session mHoldScreen = null; |
| private float mScreenBrightness = -1; |
| private long mUserActivityTimeout = -1; |
| private boolean mUpdateRotation = false; |
| // Following variables are for debugging screen wakelock only. |
| // Last window that requires screen wakelock |
| WindowState mHoldScreenWindow = null; |
| // Last window that obscures all windows below |
| WindowState mObscuringWindow = null; |
| // Only set while traversing the default display based on its content. |
| // Affects the behavior of mirroring on secondary displays. |
| private boolean mObscureApplicationContentOnSecondaryDisplays = false; |
| |
| private boolean mSustainedPerformanceModeEnabled = false; |
| private boolean mSustainedPerformanceModeCurrent = false; |
| |
| // During an orientation change, we track whether all windows have rendered |
| // at the new orientation, and this will be false from changing orientation until that occurs. |
| // For seamless rotation cases this always stays true, as the windows complete their orientation |
| // changes 1 by 1 without disturbing global state. |
| boolean mOrientationChangeComplete = true; |
| boolean mWallpaperActionPending = false; |
| |
| private final Handler mHandler; |
| |
| private String mCloseSystemDialogsReason; |
| |
| // The ID of the display which is responsible for receiving display-unspecified key and pointer |
| // events. |
| private int mTopFocusedDisplayId = INVALID_DISPLAY; |
| |
| // Map from the PID to the top most app which has a focused window of the process. |
| final HashMap<Integer, ActivityRecord> mTopFocusedAppByProcess = new HashMap<>(); |
| |
| // Only a separate transaction until we separate the apply surface changes |
| // transaction from the global transaction. |
| private final SurfaceControl.Transaction mDisplayTransaction; |
| |
| /** |
| * The modes which affect which tasks are returned when calling |
| * {@link RootWindowContainer#anyTaskForId(int)}. |
| */ |
| @Retention(RetentionPolicy.SOURCE) |
| @IntDef({ |
| MATCH_TASK_IN_STACKS_ONLY, |
| MATCH_TASK_IN_STACKS_OR_RECENT_TASKS, |
| MATCH_TASK_IN_STACKS_OR_RECENT_TASKS_AND_RESTORE |
| }) |
| public @interface AnyTaskForIdMatchTaskMode {} |
| // Match only tasks in the current stacks |
| static final int MATCH_TASK_IN_STACKS_ONLY = 0; |
| // Match either tasks in the current stacks, or in the recent tasks if not found in the stacks |
| static final int MATCH_TASK_IN_STACKS_OR_RECENT_TASKS = 1; |
| // Match either tasks in the current stacks, or in the recent tasks, restoring it to the |
| // provided stack id |
| static final int MATCH_TASK_IN_STACKS_OR_RECENT_TASKS_AND_RESTORE = 2; |
| |
| ActivityTaskManagerService mService; |
| ActivityStackSupervisor mStackSupervisor; |
| WindowManagerService mWindowManager; |
| DisplayManager mDisplayManager; |
| private DisplayManagerInternal mDisplayManagerInternal; |
| |
| /** Reference to default display so we can quickly look it up. */ |
| private DisplayContent mDefaultDisplay; |
| private final SparseArray<IntArray> mDisplayAccessUIDs = new SparseArray<>(); |
| |
| /** The current user */ |
| int mCurrentUser; |
| /** Stack id of the front stack when user switched, indexed by userId. */ |
| SparseIntArray mUserStackInFront = new SparseIntArray(2); |
| |
| /** |
| * A list of tokens that cause the top activity to be put to sleep. |
| * They are used by components that may hide and block interaction with underlying |
| * activities. |
| */ |
| final ArrayList<ActivityTaskManagerInternal.SleepToken> mSleepTokens = new ArrayList<>(); |
| |
| /** Is dock currently minimized. */ |
| boolean mIsDockMinimized; |
| |
| /** Set when a power hint has started, but not ended. */ |
| private boolean mPowerHintSent; |
| |
| /** Used to keep ensureActivitiesVisible() from being entered recursively. */ |
| private boolean mInEnsureActivitiesVisible = false; |
| |
| // The default minimal size that will be used if the activity doesn't specify its minimal size. |
| // It will be calculated when the default display gets added. |
| int mDefaultMinSizeOfResizeableTaskDp = -1; |
| |
| // Whether tasks have moved and we need to rank the tasks before next OOM scoring |
| private boolean mTaskLayersChanged = true; |
| private int mTmpTaskLayerRank; |
| |
| private boolean mTmpBoolean; |
| private RemoteException mTmpRemoteException; |
| |
| private String mDestroyAllActivitiesReason; |
| private final Runnable mDestroyAllActivitiesRunnable = new Runnable() { |
| @Override |
| public void run() { |
| synchronized (mService.mGlobalLock) { |
| try { |
| mStackSupervisor.beginDeferResume(); |
| |
| final PooledConsumer c = PooledLambda.obtainConsumer( |
| RootWindowContainer::destroyActivity, RootWindowContainer.this, |
| PooledLambda.__(ActivityRecord.class)); |
| forAllActivities(c); |
| c.recycle(); |
| } finally { |
| mStackSupervisor.endDeferResume(); |
| resumeFocusedStacksTopActivities(); |
| } |
| } |
| } |
| |
| }; |
| |
| private final FindTaskResult mTmpFindTaskResult = new FindTaskResult(); |
| static class FindTaskResult implements Function<Task, Boolean> { |
| ActivityRecord mRecord; |
| boolean mIdealMatch; |
| |
| private ActivityRecord mTarget; |
| private Intent intent; |
| private ActivityInfo info; |
| private ComponentName cls; |
| private int userId; |
| private boolean isDocument; |
| private Uri documentData; |
| |
| /** |
| * Returns the top activity in any existing task matching the given Intent in the input |
| * result. Returns null if no such task is found. |
| */ |
| void process(ActivityRecord target, ActivityStack parent) { |
| mTarget = target; |
| |
| intent = target.intent; |
| info = target.info; |
| cls = intent.getComponent(); |
| if (info.targetActivity != null) { |
| cls = new ComponentName(info.packageName, info.targetActivity); |
| } |
| userId = UserHandle.getUserId(info.applicationInfo.uid); |
| isDocument = intent != null & intent.isDocument(); |
| // If documentData is non-null then it must match the existing task data. |
| documentData = isDocument ? intent.getData() : null; |
| |
| if (DEBUG_TASKS) Slog.d(TAG_TASKS, "Looking for task of " + target + " in " + parent); |
| parent.forAllTasks(this); |
| } |
| |
| void clear() { |
| mRecord = null; |
| mIdealMatch = false; |
| } |
| |
| void setTo(FindTaskResult result) { |
| mRecord = result.mRecord; |
| mIdealMatch = result.mIdealMatch; |
| } |
| |
| @Override |
| public Boolean apply(Task task) { |
| if (task.voiceSession != null) { |
| // We never match voice sessions; those always run independently. |
| if (DEBUG_TASKS) Slog.d(TAG_TASKS, "Skipping " + task + ": voice session"); |
| return false; |
| } |
| if (task.mUserId != userId) { |
| // Looking for a different task. |
| if (DEBUG_TASKS) Slog.d(TAG_TASKS, "Skipping " + task + ": different user"); |
| return false; |
| } |
| |
| // Overlays should not be considered as the task's logical top activity. |
| final ActivityRecord r = task.getTopNonFinishingActivity(false /* includeOverlays */); |
| if (r == null || r.finishing || r.mUserId != userId |
| || r.launchMode == ActivityInfo.LAUNCH_SINGLE_INSTANCE) { |
| if (DEBUG_TASKS) Slog.d(TAG_TASKS, "Skipping " + task + ": mismatch root " + r); |
| return false; |
| } |
| if (!r.hasCompatibleActivityType(mTarget)) { |
| if (DEBUG_TASKS) Slog.d(TAG_TASKS, "Skipping " + task + ": mismatch activity type"); |
| return false; |
| } |
| |
| final Intent taskIntent = task.intent; |
| final Intent affinityIntent = task.affinityIntent; |
| final boolean taskIsDocument; |
| final Uri taskDocumentData; |
| if (taskIntent != null && taskIntent.isDocument()) { |
| taskIsDocument = true; |
| taskDocumentData = taskIntent.getData(); |
| } else if (affinityIntent != null && affinityIntent.isDocument()) { |
| taskIsDocument = true; |
| taskDocumentData = affinityIntent.getData(); |
| } else { |
| taskIsDocument = false; |
| taskDocumentData = null; |
| } |
| |
| if (DEBUG_TASKS) Slog.d(TAG_TASKS, "Comparing existing cls=" |
| + (task.realActivity != null ? task.realActivity.flattenToShortString() : "") |
| + "/aff=" + r.getTask().rootAffinity + " to new cls=" |
| + intent.getComponent().flattenToShortString() + "/aff=" + info.taskAffinity); |
| // TODO Refactor to remove duplications. Check if logic can be simplified. |
| if (task.realActivity != null && task.realActivity.compareTo(cls) == 0 |
| && Objects.equals(documentData, taskDocumentData)) { |
| if (DEBUG_TASKS) Slog.d(TAG_TASKS, "Found matching class!"); |
| //dump(); |
| if (DEBUG_TASKS) Slog.d(TAG_TASKS, |
| "For Intent " + intent + " bringing to top: " + r.intent); |
| mRecord = r; |
| mIdealMatch = true; |
| return true; |
| } else if (affinityIntent != null && affinityIntent.getComponent() != null |
| && affinityIntent.getComponent().compareTo(cls) == 0 && |
| Objects.equals(documentData, taskDocumentData)) { |
| if (DEBUG_TASKS) Slog.d(TAG_TASKS, "Found matching class!"); |
| if (DEBUG_TASKS) Slog.d(TAG_TASKS, |
| "For Intent " + intent + " bringing to top: " + r.intent); |
| mRecord = r; |
| mIdealMatch = true; |
| return true; |
| } else if (!isDocument && !taskIsDocument |
| && mRecord == null && task.rootAffinity != null) { |
| if (task.rootAffinity.equals(mTarget.taskAffinity)) { |
| if (DEBUG_TASKS) Slog.d(TAG_TASKS, "Found matching affinity candidate!"); |
| // It is possible for multiple tasks to have the same root affinity especially |
| // if they are in separate stacks. We save off this candidate, but keep looking |
| // to see if there is a better candidate. |
| mRecord = r; |
| mIdealMatch = false; |
| } |
| } else if (DEBUG_TASKS) Slog.d(TAG_TASKS, "Not a match: " + task); |
| |
| return false; |
| } |
| } |
| |
| private final Consumer<WindowState> mCloseSystemDialogsConsumer = w -> { |
| if (w.mHasSurface) { |
| try { |
| w.mClient.closeSystemDialogs(mCloseSystemDialogsReason); |
| } catch (RemoteException e) { |
| } |
| } |
| }; |
| |
| private static final Consumer<WindowState> sRemoveReplacedWindowsConsumer = w -> { |
| final ActivityRecord activity = w.mActivityRecord; |
| if (activity != null) { |
| activity.removeReplacedWindowIfNeeded(w); |
| } |
| }; |
| |
| RootWindowContainer(WindowManagerService service) { |
| super(service); |
| mDisplayTransaction = service.mTransactionFactory.get(); |
| mHandler = new MyHandler(service.mH.getLooper()); |
| mService = service.mAtmService; |
| mStackSupervisor = mService.mStackSupervisor; |
| mStackSupervisor.mRootWindowContainer = this; |
| } |
| |
| boolean updateFocusedWindowLocked(int mode, boolean updateInputWindows) { |
| mTopFocusedAppByProcess.clear(); |
| boolean changed = false; |
| int topFocusedDisplayId = INVALID_DISPLAY; |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| final DisplayContent dc = mChildren.get(i); |
| changed |= dc.updateFocusedWindowLocked(mode, updateInputWindows, topFocusedDisplayId); |
| final WindowState newFocus = dc.mCurrentFocus; |
| if (newFocus != null) { |
| final int pidOfNewFocus = newFocus.mSession.mPid; |
| if (mTopFocusedAppByProcess.get(pidOfNewFocus) == null) { |
| mTopFocusedAppByProcess.put(pidOfNewFocus, newFocus.mActivityRecord); |
| } |
| if (topFocusedDisplayId == INVALID_DISPLAY) { |
| topFocusedDisplayId = dc.getDisplayId(); |
| } |
| } else if (topFocusedDisplayId == INVALID_DISPLAY && dc.mFocusedApp != null) { |
| // The top-most display that has a focused app should still be the top focused |
| // display even when the app window is not ready yet (process not attached or |
| // window not added yet). |
| topFocusedDisplayId = dc.getDisplayId(); |
| } |
| } |
| if (topFocusedDisplayId == INVALID_DISPLAY) { |
| topFocusedDisplayId = DEFAULT_DISPLAY; |
| } |
| if (mTopFocusedDisplayId != topFocusedDisplayId) { |
| mTopFocusedDisplayId = topFocusedDisplayId; |
| mWmService.mInputManager.setFocusedDisplay(topFocusedDisplayId); |
| mWmService.mPolicy.setTopFocusedDisplay(topFocusedDisplayId); |
| ProtoLog.v(WM_DEBUG_FOCUS_LIGHT, "New topFocusedDisplayId=%d", |
| topFocusedDisplayId); |
| } |
| return changed; |
| } |
| |
| DisplayContent getTopFocusedDisplayContent() { |
| final DisplayContent dc = getDisplayContent(mTopFocusedDisplayId); |
| return dc != null ? dc : getDisplayContent(DEFAULT_DISPLAY); |
| } |
| |
| @Override |
| boolean isOnTop() { |
| // Considered always on top |
| return true; |
| } |
| |
| @Override |
| void onChildPositionChanged(WindowContainer child) { |
| mWmService.updateFocusedWindowLocked(UPDATE_FOCUS_NORMAL, |
| !mWmService.mPerDisplayFocusEnabled /* updateInputWindows */); |
| } |
| |
| /** |
| * Called when DisplayWindowSettings values may change. |
| */ |
| void onSettingsRetrieved() { |
| final int numDisplays = mChildren.size(); |
| for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { |
| final DisplayContent displayContent = mChildren.get(displayNdx); |
| final boolean changed = mWmService.mDisplayWindowSettings.updateSettingsForDisplay( |
| displayContent); |
| if (!changed) { |
| continue; |
| } |
| |
| displayContent.reconfigureDisplayLocked(); |
| |
| // We need to update global configuration as well if config of default display has |
| // changed. Do it inline because ATMS#retrieveSettings() will soon update the |
| // configuration inline, which will overwrite the new windowing mode. |
| if (displayContent.isDefaultDisplay) { |
| final Configuration newConfig = mWmService.computeNewConfiguration( |
| displayContent.getDisplayId()); |
| mWmService.mAtmService.updateConfigurationLocked(newConfig, null /* starting */, |
| false /* initLocale */); |
| } |
| } |
| } |
| |
| boolean isLayoutNeeded() { |
| final int numDisplays = mChildren.size(); |
| for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { |
| final DisplayContent displayContent = mChildren.get(displayNdx); |
| if (displayContent.isLayoutNeeded()) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| void getWindowsByName(ArrayList<WindowState> output, String name) { |
| int objectId = 0; |
| // See if this is an object ID. |
| try { |
| objectId = Integer.parseInt(name, 16); |
| name = null; |
| } catch (RuntimeException e) { |
| } |
| |
| getWindowsByName(output, name, objectId); |
| } |
| |
| private void getWindowsByName(ArrayList<WindowState> output, String name, int objectId) { |
| forAllWindows((w) -> { |
| if (name != null) { |
| if (w.mAttrs.getTitle().toString().contains(name)) { |
| output.add(w); |
| } |
| } else if (System.identityHashCode(w) == objectId) { |
| output.add(w); |
| } |
| }, true /* traverseTopToBottom */); |
| } |
| |
| /** |
| * Returns {@code true} if the callingUid has any non-toast window currently visible to the |
| * user. Also ignores {@link android.view.WindowManager.LayoutParams#TYPE_APPLICATION_STARTING}, |
| * since those windows don't belong to apps. |
| * @see WindowState#isNonToastOrStarting() |
| */ |
| boolean isAnyNonToastWindowVisibleForUid(int callingUid) { |
| final PooledPredicate p = PooledLambda.obtainPredicate( |
| WindowState::isNonToastWindowVisibleForUid, |
| PooledLambda.__(WindowState.class), callingUid); |
| |
| final WindowState w = getWindow(p); |
| p.recycle(); |
| return w != null; |
| } |
| |
| /** |
| * Returns the app window token for the input binder if it exist in the system. |
| * NOTE: Only one AppWindowToken is allowed to exist in the system for a binder token, since |
| * AppWindowToken represents an activity which can only exist on one display. |
| */ |
| ActivityRecord getActivityRecord(IBinder binder) { |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| final DisplayContent dc = mChildren.get(i); |
| final ActivityRecord activity = dc.getActivityRecord(binder); |
| if (activity != null) { |
| return activity; |
| } |
| } |
| return null; |
| } |
| |
| /** Returns the window token for the input binder if it exist in the system. */ |
| WindowToken getWindowToken(IBinder binder) { |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| final DisplayContent dc = mChildren.get(i); |
| final WindowToken wtoken = dc.getWindowToken(binder); |
| if (wtoken != null) { |
| return wtoken; |
| } |
| } |
| return null; |
| } |
| |
| /** Returns the display object the input window token is currently mapped on. */ |
| DisplayContent getWindowTokenDisplay(WindowToken token) { |
| if (token == null) { |
| return null; |
| } |
| |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| final DisplayContent dc = mChildren.get(i); |
| final WindowToken current = dc.getWindowToken(token.token); |
| if (current == token) { |
| return dc; |
| } |
| } |
| |
| return null; |
| } |
| |
| /** |
| * Set new display override config. If called for the default display, global configuration |
| * will also be updated. |
| */ |
| void setDisplayOverrideConfigurationIfNeeded(Configuration newConfiguration, |
| @NonNull DisplayContent displayContent) { |
| |
| final Configuration currentConfig = displayContent.getRequestedOverrideConfiguration(); |
| final boolean configChanged = currentConfig.diff(newConfiguration) != 0; |
| if (!configChanged) { |
| return; |
| } |
| |
| displayContent.onRequestedOverrideConfigurationChanged(newConfiguration); |
| |
| if (displayContent.getDisplayId() == DEFAULT_DISPLAY) { |
| // Override configuration of the default display duplicates global config. In this case |
| // we also want to update the global config. |
| setGlobalConfigurationIfNeeded(newConfiguration); |
| } |
| } |
| |
| private void setGlobalConfigurationIfNeeded(Configuration newConfiguration) { |
| final boolean configChanged = getConfiguration().diff(newConfiguration) != 0; |
| if (!configChanged) { |
| return; |
| } |
| onConfigurationChanged(newConfiguration); |
| } |
| |
| @Override |
| public void onConfigurationChanged(Configuration newParentConfig) { |
| prepareFreezingTaskBounds(); |
| super.onConfigurationChanged(newParentConfig); |
| } |
| |
| private void prepareFreezingTaskBounds() { |
| for (int i = mChildren.size() - 1; i >= 0; i--) { |
| mChildren.get(i).prepareFreezingTaskBounds(); |
| } |
| } |
| |
| void setSecureSurfaceState(int userId, boolean disabled) { |
| forAllWindows((w) -> { |
| if (w.mHasSurface && userId == UserHandle.getUserId(w.mOwnerUid)) { |
| w.mWinAnimator.setSecureLocked(disabled); |
| } |
| }, true /* traverseTopToBottom */); |
| } |
| |
| void updateHiddenWhileSuspendedState(final ArraySet<String> packages, final boolean suspended) { |
| forAllWindows((w) -> { |
| if (packages.contains(w.getOwningPackage())) { |
| w.setHiddenWhileSuspended(suspended); |
| } |
| }, false); |
| } |
| |
| void updateAppOpsState() { |
| forAllWindows((w) -> { |
| w.updateAppOpsState(); |
| }, false /* traverseTopToBottom */); |
| } |
| |
| boolean canShowStrictModeViolation(int pid) { |
| final WindowState win = getWindow((w) -> w.mSession.mPid == pid && w.isVisibleLw()); |
| return win != null; |
| } |
| |
| void closeSystemDialogs(String reason) { |
| mCloseSystemDialogsReason = reason; |
| forAllWindows(mCloseSystemDialogsConsumer, false /* traverseTopToBottom */); |
| } |
| |
| void removeReplacedWindows() { |
| ProtoLog.i(WM_SHOW_TRANSACTIONS, ">>> OPEN TRANSACTION removeReplacedWindows"); |
| mWmService.openSurfaceTransaction(); |
| try { |
| forAllWindows(sRemoveReplacedWindowsConsumer, true /* traverseTopToBottom */); |
| } finally { |
| mWmService.closeSurfaceTransaction("removeReplacedWindows"); |
| ProtoLog.i(WM_SHOW_TRANSACTIONS, "<<< CLOSE TRANSACTION removeReplacedWindows"); |
| } |
| } |
| |
| boolean hasPendingLayoutChanges(WindowAnimator animator) { |
| boolean hasChanges = false; |
| |
| final int count = mChildren.size(); |
| for (int i = 0; i < count; ++i) { |
| final int pendingChanges = mChildren.get(i).pendingLayoutChanges; |
| if ((pendingChanges & FINISH_LAYOUT_REDO_WALLPAPER) != 0) { |
| animator.mBulkUpdateParams |= SET_WALLPAPER_ACTION_PENDING; |
| } |
| if (pendingChanges != 0) { |
| hasChanges = true; |
| } |
| } |
| |
| return hasChanges; |
| } |
| |
| boolean reclaimSomeSurfaceMemory(WindowStateAnimator winAnimator, String operation, |
| boolean secure) { |
| final WindowSurfaceController surfaceController = winAnimator.mSurfaceController; |
| boolean leakedSurface = false; |
| boolean killedApps = false; |
| EventLogTags.writeWmNoSurfaceMemory(winAnimator.mWin.toString(), |
| winAnimator.mSession.mPid, operation); |
| final long callingIdentity = Binder.clearCallingIdentity(); |
| try { |
| // There was some problem...first, do a sanity check of the window list to make sure |
| // we haven't left any dangling surfaces around. |
| |
| Slog.i(TAG_WM, "Out of memory for surface! Looking for leaks..."); |
| final int numDisplays = mChildren.size(); |
| for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { |
| leakedSurface |= mChildren.get(displayNdx).destroyLeakedSurfaces(); |
| } |
| |
| if (!leakedSurface) { |
| Slog.w(TAG_WM, "No leaked surfaces; killing applications!"); |
| final SparseIntArray pidCandidates = new SparseIntArray(); |
| for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { |
| mChildren.get(displayNdx).forAllWindows((w) -> { |
| if (mWmService.mForceRemoves.contains(w)) { |
| return; |
| } |
| final WindowStateAnimator wsa = w.mWinAnimator; |
| if (wsa.mSurfaceController != null) { |
| pidCandidates.append(wsa.mSession.mPid, wsa.mSession.mPid); |
| } |
| }, false /* traverseTopToBottom */); |
| |
| if (pidCandidates.size() > 0) { |
| int[] pids = new int[pidCandidates.size()]; |
| for (int i = 0; i < pids.length; i++) { |
| pids[i] = pidCandidates.keyAt(i); |
| } |
| try { |
| if (mWmService.mActivityManager.killPids(pids, "Free memory", secure)) { |
| killedApps = true; |
| } |
| } catch (RemoteException e) { |
| } |
| } |
| } |
| } |
| |
| if (leakedSurface || killedApps) { |
| // We managed to reclaim some memory, so get rid of the trouble surface and ask the |
| // app to request another one. |
| Slog.w(TAG_WM, |
| "Looks like we have reclaimed some memory, clearing surface for retry."); |
| if (surfaceController != null) { |
| ProtoLog.i(WM_SHOW_SURFACE_ALLOC, |
| "SURFACE RECOVER DESTROY: %s", winAnimator.mWin); |
| winAnimator.destroySurface(); |
| if (winAnimator.mWin.mActivityRecord != null) { |
| winAnimator.mWin.mActivityRecord.removeStartingWindow(); |
| } |
| } |
| |
| try { |
| winAnimator.mWin.mClient.dispatchGetNewSurface(); |
| } catch (RemoteException e) { |
| } |
| } |
| } finally { |
| Binder.restoreCallingIdentity(callingIdentity); |
| } |
| |
| return leakedSurface || killedApps; |
| } |
| |
| void performSurfacePlacement(boolean recoveringMemory) { |
| Trace.traceBegin(TRACE_TAG_WINDOW_MANAGER, "performSurfacePlacement"); |
| try { |
| performSurfacePlacementNoTrace(recoveringMemory); |
| } finally { |
| Trace.traceEnd(TRACE_TAG_WINDOW_MANAGER); |
| } |
| } |
| |
| // "Something has changed! Let's make it correct now." |
| // TODO: Super crazy long method that should be broken down... |
| void performSurfacePlacementNoTrace(boolean recoveringMemory) { |
| if (DEBUG_WINDOW_TRACE) Slog.v(TAG, "performSurfacePlacementInner: entry. Called by " |
| + Debug.getCallers(3)); |
| |
| int i; |
| |
| if (mWmService.mFocusMayChange) { |
| mWmService.mFocusMayChange = false; |
| mWmService.updateFocusedWindowLocked( |
| UPDATE_FOCUS_WILL_PLACE_SURFACES, false /*updateInputWindows*/); |
| } |
| |
| // Initialize state of exiting tokens. |
| final int numDisplays = mChildren.size(); |
| for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { |
| final DisplayContent displayContent = mChildren.get(displayNdx); |
| displayContent.setExitingTokensHasVisible(false); |
| } |
| |
| mHoldScreen = null; |
| mScreenBrightness = -1; |
| mUserActivityTimeout = -1; |
| mObscureApplicationContentOnSecondaryDisplays = false; |
| mSustainedPerformanceModeCurrent = false; |
| mWmService.mTransactionSequence++; |
| |
| // TODO(multi-display): recents animation & wallpaper need support multi-display. |
| final DisplayContent defaultDisplay = mWmService.getDefaultDisplayContentLocked(); |
| final WindowSurfacePlacer surfacePlacer = mWmService.mWindowPlacerLocked; |
| |
| if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, |
| ">>> OPEN TRANSACTION performLayoutAndPlaceSurfaces"); |
| Trace.traceBegin(TRACE_TAG_WINDOW_MANAGER, "applySurfaceChanges"); |
| mWmService.openSurfaceTransaction(); |
| try { |
| applySurfaceChangesTransaction(recoveringMemory); |
| } catch (RuntimeException e) { |
| Slog.wtf(TAG, "Unhandled exception in Window Manager", e); |
| } finally { |
| mWmService.closeSurfaceTransaction("performLayoutAndPlaceSurfaces"); |
| Trace.traceEnd(TRACE_TAG_WINDOW_MANAGER); |
| if (SHOW_LIGHT_TRANSACTIONS) Slog.i(TAG, |
| "<<< CLOSE TRANSACTION performLayoutAndPlaceSurfaces"); |
| } |
| mWmService.mAnimator.executeAfterPrepareSurfacesRunnables(); |
| |
| checkAppTransitionReady(surfacePlacer); |
| |
| // Defer starting the recents animation until the wallpaper has drawn |
| final RecentsAnimationController recentsAnimationController = |
| mWmService.getRecentsAnimationController(); |
| if (recentsAnimationController != null) { |
| recentsAnimationController.checkAnimationReady(defaultDisplay.mWallpaperController); |
| } |
| |
| for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { |
| final DisplayContent displayContent = mChildren.get(displayNdx); |
| if (displayContent.mWallpaperMayChange) { |
| if (DEBUG_WALLPAPER_LIGHT) Slog.v(TAG, "Wallpaper may change! Adjusting"); |
| displayContent.pendingLayoutChanges |= FINISH_LAYOUT_REDO_WALLPAPER; |
| if (DEBUG_LAYOUT_REPEATS) { |
| surfacePlacer.debugLayoutRepeats("WallpaperMayChange", |
| displayContent.pendingLayoutChanges); |
| } |
| } |
| } |
| |
| if (mWmService.mFocusMayChange) { |
| mWmService.mFocusMayChange = false; |
| mWmService.updateFocusedWindowLocked(UPDATE_FOCUS_PLACING_SURFACES, |
| false /*updateInputWindows*/); |
| } |
| |
| if (isLayoutNeeded()) { |
| defaultDisplay.pendingLayoutChanges |= FINISH_LAYOUT_REDO_LAYOUT; |
| if (DEBUG_LAYOUT_REPEATS) surfacePlacer.debugLayoutRepeats("mLayoutNeeded", |
| defaultDisplay.pendingLayoutChanges); |
| } |
| |
| handleResizingWindows(); |
| |
| if (mWmService.mDisplayFrozen) { |
| ProtoLog.v(WM_DEBUG_ORIENTATION, |
| "With display frozen, orientationChangeComplete=%b", |
| mOrientationChangeComplete); |
| } |
| if (mOrientationChangeComplete) { |
| if (mWmService.mWindowsFreezingScreen != WINDOWS_FREEZING_SCREENS_NONE) { |
| mWmService.mWindowsFreezingScreen = WINDOWS_FREEZING_SCREENS_NONE; |
| mWmService.mLastFinishedFreezeSource = mLastWindowFreezeSource; |
| mWmService.mH.removeMessages(WINDOW_FREEZE_TIMEOUT); |
| } |
| mWmService.stopFreezingDisplayLocked(); |
| } |
| |
| // Destroy the surface of any windows that are no longer visible. |
| i = mWmService.mDestroySurface.size(); |
| if (i > 0) { |
| do { |
| i--; |
| WindowState win = mWmService.mDestroySurface.get(i); |
| win.mDestroying = false; |
| final DisplayContent displayContent = win.getDisplayContent(); |
| if (displayContent.mInputMethodWindow == win) { |
| displayContent.setInputMethodWindowLocked(null); |
| } |
| if (displayContent.mWallpaperController.isWallpaperTarget(win)) { |
| displayContent.pendingLayoutChanges |= FINISH_LAYOUT_REDO_WALLPAPER; |
| } |
| win.destroySurfaceUnchecked(); |
| win.mWinAnimator.destroyPreservedSurfaceLocked(); |
| } while (i > 0); |
| mWmService.mDestroySurface.clear(); |
| } |
| |
| // Time to remove any exiting tokens? |
| for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { |
| final DisplayContent displayContent = mChildren.get(displayNdx); |
| displayContent.removeExistingTokensIfPossible(); |
| } |
| |
| for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { |
| final DisplayContent displayContent = mChildren.get(displayNdx); |
| if (displayContent.pendingLayoutChanges != 0) { |
| displayContent.setLayoutNeeded(); |
| } |
| } |
| |
| mWmService.setHoldScreenLocked(mHoldScreen); |
| if (!mWmService.mDisplayFrozen) { |
| final int brightness = mScreenBrightness < 0 || mScreenBrightness > 1.0f |
| ? -1 : toBrightnessOverride(mScreenBrightness); |
| |
| // Post these on a handler such that we don't call into power manager service while |
| // holding the window manager lock to avoid lock contention with power manager lock. |
| mHandler.obtainMessage(SET_SCREEN_BRIGHTNESS_OVERRIDE, brightness, 0).sendToTarget(); |
| mHandler.obtainMessage(SET_USER_ACTIVITY_TIMEOUT, mUserActivityTimeout).sendToTarget(); |
| } |
| |
| if (mSustainedPerformanceModeCurrent != mSustainedPerformanceModeEnabled) { |
| mSustainedPerformanceModeEnabled = mSustainedPerformanceModeCurrent; |
| mWmService.mPowerManagerInternal.powerHint( |
| PowerHint.SUSTAINED_PERFORMANCE, |
| (mSustainedPerformanceModeEnabled ? 1 : 0)); |
| } |
| |
| if (mUpdateRotation) { |
| ProtoLog.d(WM_DEBUG_ORIENTATION, "Performing post-rotate rotation"); |
| mUpdateRotation = updateRotationUnchecked(); |
| } |
| |
| if (!mWmService.mWaitingForDrawnCallbacks.isEmpty() |
| || (mOrientationChangeComplete && !isLayoutNeeded() |
| && !mUpdateRotation)) { |
| mWmService.checkDrawnWindowsLocked(); |
| } |
| |
| final int N = mWmService.mPendingRemove.size(); |
| if (N > 0) { |
| if (mWmService.mPendingRemoveTmp.length < N) { |
| mWmService.mPendingRemoveTmp = new WindowState[N + 10]; |
| } |
| mWmService.mPendingRemove.toArray(mWmService.mPendingRemoveTmp); |
| mWmService.mPendingRemove.clear(); |
| ArrayList<DisplayContent> displayList = new ArrayList(); |
| for (i = 0; i < N; i++) { |
| final WindowState w = mWmService.mPendingRemoveTmp[i]; |
| w.removeImmediately(); |
| final DisplayContent displayContent = w.getDisplayContent(); |
| if (displayContent != null && !displayList.contains(displayContent)) { |
| displayList.add(displayContent); |
| } |
| } |
| |
| for (int j = displayList.size() - 1; j >= 0; --j) { |
| final DisplayContent dc = displayList.get(j); |
| dc.assignWindowLayers(true /*setLayoutNeeded*/); |
| } |
| } |
| |
| // Remove all deferred displays stacks, tasks, and activities. |
| for (int displayNdx = mChildren.size() - 1; displayNdx >= 0; --displayNdx) { |
| mChildren.get(displayNdx).checkCompleteDeferredRemoval(); |
| } |
| |
| forAllDisplays(dc -> { |
| dc.getInputMonitor().updateInputWindowsLw(true /*force*/); |
| dc.updateSystemGestureExclusion(); |
| dc.updateTouchExcludeRegion(); |
| }); |
| |
| // Check to see if we are now in a state where the screen should |
| // be enabled, because the window obscured flags have changed. |
| mWmService.enableScreenIfNeededLocked(); |
| |
| mWmService.scheduleAnimationLocked(); |
| |
| // Send any pending task-info changes that were queued-up during a layout deferment |
| mWmService.mAtmService.mTaskOrganizerController.dispatchPendingTaskInfoChanges(); |
| |
| if (DEBUG_WINDOW_TRACE) Slog.e(TAG, |
| "performSurfacePlacementInner exit: animating=" |
| + mWmService.mAnimator.isAnimating()); |
| } |
| |
| private void checkAppTransitionReady(WindowSurfacePlacer surfacePlacer) { |
| // Trace all displays app transition by Z-order for pending layout change. |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| final DisplayContent curDisplay = mChildren.get(i); |
| |
| // If we are ready to perform an app transition, check through all of the app tokens |
| // to be shown and see if they are ready to go. |
| if (curDisplay.mAppTransition.isReady()) { |
| // handleAppTransitionReady may modify curDisplay.pendingLayoutChanges. |
| curDisplay.mAppTransitionController.handleAppTransitionReady(); |
| if (DEBUG_LAYOUT_REPEATS) { |
| surfacePlacer.debugLayoutRepeats("after handleAppTransitionReady", |
| curDisplay.pendingLayoutChanges); |
| } |
| } |
| |
| if (curDisplay.mAppTransition.isRunning() && !curDisplay.isAppTransitioning()) { |
| // We have finished the animation of an app transition. To do this, we have |
| // delayed a lot of operations like showing and hiding apps, moving apps in |
| // Z-order, etc. |
| // The app token list reflects the correct Z-order, but the window list may now |
| // be out of sync with it. So here we will just rebuild the entire app window |
| // list. Fun! |
| curDisplay.handleAnimatingStoppedAndTransition(); |
| if (DEBUG_LAYOUT_REPEATS) { |
| surfacePlacer.debugLayoutRepeats("after handleAnimStopAndXitionLock", |
| curDisplay.pendingLayoutChanges); |
| } |
| } |
| } |
| } |
| |
| private void applySurfaceChangesTransaction(boolean recoveringMemory) { |
| mHoldScreenWindow = null; |
| mObscuringWindow = null; |
| |
| // TODO(multi-display): Support these features on secondary screens. |
| final DisplayContent defaultDc = mWmService.getDefaultDisplayContentLocked(); |
| final DisplayInfo defaultInfo = defaultDc.getDisplayInfo(); |
| final int defaultDw = defaultInfo.logicalWidth; |
| final int defaultDh = defaultInfo.logicalHeight; |
| if (mWmService.mWatermark != null) { |
| mWmService.mWatermark.positionSurface(defaultDw, defaultDh, mDisplayTransaction); |
| } |
| if (mWmService.mStrictModeFlash != null) { |
| mWmService.mStrictModeFlash.positionSurface(defaultDw, defaultDh, mDisplayTransaction); |
| } |
| if (mWmService.mEmulatorDisplayOverlay != null) { |
| mWmService.mEmulatorDisplayOverlay.positionSurface(defaultDw, defaultDh, |
| mWmService.getDefaultDisplayRotation(), mDisplayTransaction); |
| } |
| |
| final int count = mChildren.size(); |
| for (int j = 0; j < count; ++j) { |
| final DisplayContent dc = mChildren.get(j); |
| dc.applySurfaceChangesTransaction(recoveringMemory); |
| } |
| |
| // Give the display manager a chance to adjust properties like display rotation if it needs |
| // to. |
| mWmService.mDisplayManagerInternal.performTraversal(mDisplayTransaction); |
| SurfaceControl.mergeToGlobalTransaction(mDisplayTransaction); |
| } |
| |
| /** |
| * Handles resizing windows during surface placement. |
| */ |
| private void handleResizingWindows() { |
| for (int i = mWmService.mResizingWindows.size() - 1; i >= 0; i--) { |
| WindowState win = mWmService.mResizingWindows.get(i); |
| if (win.mAppFreezing || win.getDisplayContent().mWaitingForConfig) { |
| // Don't remove this window until rotation has completed and is not waiting for the |
| // complete configuration. |
| continue; |
| } |
| win.reportResized(); |
| mWmService.mResizingWindows.remove(i); |
| } |
| } |
| |
| /** |
| * @param w WindowState this method is applied to. |
| * @param obscured True if there is a window on top of this obscuring the display. |
| * @param syswin System window? |
| * @return True when the display contains content to show the user. When false, the display |
| * manager may choose to mirror or blank the display. |
| */ |
| boolean handleNotObscuredLocked(WindowState w, boolean obscured, boolean syswin) { |
| final WindowManager.LayoutParams attrs = w.mAttrs; |
| final int attrFlags = attrs.flags; |
| final boolean onScreen = w.isOnScreen(); |
| final boolean canBeSeen = w.isDisplayedLw(); |
| final int privateflags = attrs.privateFlags; |
| boolean displayHasContent = false; |
| |
| ProtoLog.d(WM_DEBUG_KEEP_SCREEN_ON, |
| "handleNotObscuredLocked w: %s, w.mHasSurface: %b, w.isOnScreen(): %b, w" |
| + ".isDisplayedLw(): %b, w.mAttrs.userActivityTimeout: %d", |
| w, w.mHasSurface, onScreen, w.isDisplayedLw(), w.mAttrs.userActivityTimeout); |
| if (w.mHasSurface && onScreen) { |
| if (!syswin && w.mAttrs.userActivityTimeout >= 0 && mUserActivityTimeout < 0) { |
| mUserActivityTimeout = w.mAttrs.userActivityTimeout; |
| ProtoLog.d(WM_DEBUG_KEEP_SCREEN_ON, "mUserActivityTimeout set to %d", |
| mUserActivityTimeout); |
| } |
| } |
| if (w.mHasSurface && canBeSeen) { |
| if ((attrFlags & FLAG_KEEP_SCREEN_ON) != 0) { |
| mHoldScreen = w.mSession; |
| mHoldScreenWindow = w; |
| } else if (w == mWmService.mLastWakeLockHoldingWindow) { |
| ProtoLog.d(WM_DEBUG_KEEP_SCREEN_ON, |
| "handleNotObscuredLocked: %s was holding screen wakelock but no longer " |
| + "has FLAG_KEEP_SCREEN_ON!!! called by%s", |
| w, Debug.getCallers(10)); |
| } |
| if (!syswin && w.mAttrs.screenBrightness >= 0 && mScreenBrightness < 0) { |
| mScreenBrightness = w.mAttrs.screenBrightness; |
| } |
| |
| final int type = attrs.type; |
| // This function assumes that the contents of the default display are processed first |
| // before secondary displays. |
| final DisplayContent displayContent = w.getDisplayContent(); |
| if (displayContent != null && displayContent.isDefaultDisplay) { |
| // While a dream or keyguard is showing, obscure ordinary application content on |
| // secondary displays (by forcibly enabling mirroring unless there is other content |
| // we want to show) but still allow opaque keyguard dialogs to be shown. |
| if (type == TYPE_DREAM || mWmService.mPolicy.isKeyguardShowing()) { |
| mObscureApplicationContentOnSecondaryDisplays = true; |
| } |
| displayHasContent = true; |
| } else if (displayContent != null && |
| (!mObscureApplicationContentOnSecondaryDisplays |
| || (obscured && type == TYPE_KEYGUARD_DIALOG))) { |
| // Allow full screen keyguard presentation dialogs to be seen. |
| displayHasContent = true; |
| } |
| if ((privateflags & PRIVATE_FLAG_SUSTAINED_PERFORMANCE_MODE) != 0) { |
| mSustainedPerformanceModeCurrent = true; |
| } |
| } |
| |
| return displayHasContent; |
| } |
| |
| boolean updateRotationUnchecked() { |
| boolean changed = false; |
| for (int i = mChildren.size() - 1; i >= 0; i--) { |
| if (mChildren.get(i).getDisplayRotation().updateRotationAndSendNewConfigIfChanged()) { |
| changed = true; |
| } |
| } |
| return changed; |
| } |
| |
| boolean copyAnimToLayoutParams() { |
| boolean doRequest = false; |
| |
| final int bulkUpdateParams = mWmService.mAnimator.mBulkUpdateParams; |
| if ((bulkUpdateParams & SET_UPDATE_ROTATION) != 0) { |
| mUpdateRotation = true; |
| doRequest = true; |
| } |
| if ((bulkUpdateParams & SET_ORIENTATION_CHANGE_COMPLETE) == 0) { |
| mOrientationChangeComplete = false; |
| } else { |
| mOrientationChangeComplete = true; |
| mLastWindowFreezeSource = mWmService.mAnimator.mLastWindowFreezeSource; |
| if (mWmService.mWindowsFreezingScreen != WINDOWS_FREEZING_SCREENS_NONE) { |
| doRequest = true; |
| } |
| } |
| |
| if ((bulkUpdateParams & SET_WALLPAPER_ACTION_PENDING) != 0) { |
| mWallpaperActionPending = true; |
| } |
| |
| return doRequest; |
| } |
| |
| private static int toBrightnessOverride(float value) { |
| return (int)(value * PowerManager.BRIGHTNESS_ON); |
| } |
| |
| private final class MyHandler extends Handler { |
| |
| public MyHandler(Looper looper) { |
| super(looper); |
| } |
| |
| @Override |
| public void handleMessage(Message msg) { |
| switch (msg.what) { |
| case SET_SCREEN_BRIGHTNESS_OVERRIDE: |
| mWmService.mPowerManagerInternal.setScreenBrightnessOverrideFromWindowManager( |
| msg.arg1); |
| break; |
| case SET_USER_ACTIVITY_TIMEOUT: |
| mWmService.mPowerManagerInternal. |
| setUserActivityTimeoutOverrideFromWindowManager((Long) msg.obj); |
| break; |
| default: |
| break; |
| } |
| } |
| } |
| |
| void dumpDisplayContents(PrintWriter pw) { |
| pw.println("WINDOW MANAGER DISPLAY CONTENTS (dumpsys window displays)"); |
| if (mWmService.mDisplayReady) { |
| final int count = mChildren.size(); |
| for (int i = 0; i < count; ++i) { |
| final DisplayContent displayContent = mChildren.get(i); |
| displayContent.dump(pw, " ", true /* dumpAll */); |
| } |
| } else { |
| pw.println(" NO DISPLAY"); |
| } |
| } |
| |
| void dumpTopFocusedDisplayId(PrintWriter pw) { |
| pw.print(" mTopFocusedDisplayId="); pw.println(mTopFocusedDisplayId); |
| } |
| |
| void dumpLayoutNeededDisplayIds(PrintWriter pw) { |
| if (!isLayoutNeeded()) { |
| return; |
| } |
| pw.print(" mLayoutNeeded on displays="); |
| final int count = mChildren.size(); |
| for (int displayNdx = 0; displayNdx < count; ++displayNdx) { |
| final DisplayContent displayContent = mChildren.get(displayNdx); |
| if (displayContent.isLayoutNeeded()) { |
| pw.print(displayContent.getDisplayId()); |
| } |
| } |
| pw.println(); |
| } |
| |
| void dumpWindowsNoHeader(PrintWriter pw, boolean dumpAll, ArrayList<WindowState> windows) { |
| final int[] index = new int[1]; |
| forAllWindows((w) -> { |
| if (windows == null || windows.contains(w)) { |
| pw.println(" Window #" + index[0] + " " + w + ":"); |
| w.dump(pw, " ", dumpAll || windows != null); |
| index[0] = index[0] + 1; |
| } |
| }, true /* traverseTopToBottom */); |
| } |
| |
| void dumpTokens(PrintWriter pw, boolean dumpAll) { |
| pw.println(" All tokens:"); |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| mChildren.get(i).dumpTokens(pw, dumpAll); |
| } |
| } |
| |
| @Override |
| public void dumpDebug(ProtoOutputStream proto, long fieldId, |
| @WindowTraceLogLevel int logLevel) { |
| if (logLevel == WindowTraceLogLevel.CRITICAL && !isVisible()) { |
| return; |
| } |
| |
| final long token = proto.start(fieldId); |
| super.dumpDebug(proto, WINDOW_CONTAINER, logLevel); |
| if (mWmService.mDisplayReady) { |
| final int count = mChildren.size(); |
| for (int i = 0; i < count; ++i) { |
| final DisplayContent displayContent = mChildren.get(i); |
| displayContent.dumpDebug(proto, DISPLAYS, logLevel); |
| } |
| } |
| if (logLevel == WindowTraceLogLevel.ALL) { |
| forAllWindows((w) -> { |
| w.dumpDebug(proto, WINDOWS, logLevel); |
| }, true); |
| } |
| |
| mStackSupervisor.getKeyguardController().dumpDebug(proto, KEYGUARD_CONTROLLER); |
| proto.write(IS_HOME_RECENTS_COMPONENT, |
| mStackSupervisor.mRecentTasks.isRecentsComponentHomeActivity(mCurrentUser)); |
| mService.getActivityStartController().dumpDebug(proto, PENDING_ACTIVITIES); |
| |
| proto.end(token); |
| } |
| |
| @Override |
| String getName() { |
| return "ROOT"; |
| } |
| |
| @Override |
| void scheduleAnimation() { |
| mWmService.scheduleAnimationLocked(); |
| } |
| |
| @Override |
| protected void removeChild(DisplayContent dc) { |
| super.removeChild(dc); |
| if (mTopFocusedDisplayId == dc.getDisplayId()) { |
| mWmService.updateFocusedWindowLocked( |
| UPDATE_FOCUS_NORMAL, true /* updateInputWindows */); |
| } |
| } |
| |
| /** |
| * For all display at or below this call the callback. |
| * |
| * @param callback Callback to be called for every display. |
| */ |
| void forAllDisplays(Consumer<DisplayContent> callback) { |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| callback.accept(mChildren.get(i)); |
| } |
| } |
| |
| void forAllDisplayPolicies(Consumer<DisplayPolicy> callback) { |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| callback.accept(mChildren.get(i).getDisplayPolicy()); |
| } |
| } |
| |
| /** |
| * Get current topmost focused IME window in system. |
| * Will look on all displays in current Z-order. |
| */ |
| WindowState getCurrentInputMethodWindow() { |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| final DisplayContent displayContent = mChildren.get(i); |
| if (displayContent.mInputMethodWindow != null) { |
| return displayContent.mInputMethodWindow; |
| } |
| } |
| return null; |
| } |
| |
| void getDisplayContextsWithNonToastVisibleWindows(int pid, List<Context> outContexts) { |
| if (outContexts == null) { |
| return; |
| } |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| DisplayContent dc = mChildren.get(i); |
| if (dc.isAnyNonToastWindowVisibleForPid(pid)) { |
| outContexts.add(dc.getDisplayUiContext()); |
| } |
| } |
| } |
| |
| @Nullable Context getDisplayUiContext(int displayId) { |
| return getDisplayContent(displayId) != null |
| ? getDisplayContent(displayId).getDisplayUiContext() : null; |
| } |
| |
| void setWindowManager(WindowManagerService wm) { |
| mWindowManager = wm; |
| mDisplayManager = mService.mContext.getSystemService(DisplayManager.class); |
| mDisplayManager.registerDisplayListener(this, mService.mUiHandler); |
| mDisplayManagerInternal = LocalServices.getService(DisplayManagerInternal.class); |
| |
| final Display[] displays = mDisplayManager.getDisplays(); |
| for (int displayNdx = 0; displayNdx < displays.length; ++displayNdx) { |
| final Display display = displays[displayNdx]; |
| final DisplayContent displayContent = new DisplayContent(display, this); |
| addChild(displayContent, POSITION_BOTTOM); |
| if (displayContent.mDisplayId == DEFAULT_DISPLAY) { |
| mDefaultDisplay = displayContent; |
| } |
| } |
| calculateDefaultMinimalSizeOfResizeableTasks(); |
| |
| final DisplayContent defaultDisplay = getDefaultDisplay(); |
| |
| defaultDisplay.getOrCreateStack(WINDOWING_MODE_FULLSCREEN, ACTIVITY_TYPE_HOME, ON_TOP); |
| positionChildAt(POSITION_TOP, defaultDisplay, false /* includingParents */); |
| } |
| |
| // TODO(multi-display): Look at all callpoints to make sure they make sense in multi-display. |
| DisplayContent getDefaultDisplay() { |
| return mDefaultDisplay; |
| } |
| |
| /** |
| * Get an existing instance of {@link DisplayContent} that has the given uniqueId. Unique ID is |
| * defined in {@link DisplayInfo#uniqueId}. |
| * |
| * @param uniqueId the unique ID of the display |
| * @return the {@link DisplayContent} or {@code null} if nothing is found. |
| */ |
| DisplayContent getDisplayContent(String uniqueId) { |
| for (int i = getChildCount() - 1; i >= 0; --i) { |
| final DisplayContent display = getChildAt(i); |
| final boolean isValid = display.mDisplay.isValid(); |
| if (isValid && display.mDisplay.getUniqueId().equals(uniqueId)) { |
| return display; |
| } |
| } |
| |
| return null; |
| } |
| |
| // TODO: Look into consolidating with getDisplayContentOrCreate() |
| DisplayContent getDisplayContent(int displayId) { |
| for (int i = getChildCount() - 1; i >= 0; --i) { |
| final DisplayContent displayContent = getChildAt(i); |
| if (displayContent.mDisplayId == displayId) { |
| return displayContent; |
| } |
| } |
| return null; |
| } |
| |
| /** |
| * Get an existing instance of {@link DisplayContent} or create new if there is a |
| * corresponding record in display manager. |
| */ |
| // TODO: Look into consolidating with getDisplayContent() |
| @Nullable DisplayContent getDisplayContentOrCreate(int displayId) { |
| DisplayContent displayContent = getDisplayContent(displayId); |
| if (displayContent != null) { |
| return displayContent; |
| } |
| if (mDisplayManager == null) { |
| // The system isn't fully initialized yet. |
| return null; |
| } |
| final Display display = mDisplayManager.getDisplay(displayId); |
| if (display == null) { |
| // The display is not registered in DisplayManager. |
| return null; |
| } |
| // The display hasn't been added to ActivityManager yet, create a new record now. |
| displayContent = new DisplayContent(display, this); |
| addChild(displayContent, POSITION_BOTTOM); |
| return displayContent; |
| } |
| |
| ActivityRecord getDefaultDisplayHomeActivity() { |
| return getDefaultDisplayHomeActivityForUser(mCurrentUser); |
| } |
| |
| ActivityRecord getDefaultDisplayHomeActivityForUser(int userId) { |
| return getDisplayContent(DEFAULT_DISPLAY).getHomeActivityForUser(userId); |
| } |
| |
| boolean startHomeOnAllDisplays(int userId, String reason) { |
| boolean homeStarted = false; |
| for (int i = getChildCount() - 1; i >= 0; i--) { |
| final int displayId = getChildAt(i).mDisplayId; |
| homeStarted |= startHomeOnDisplay(userId, reason, displayId); |
| } |
| return homeStarted; |
| } |
| |
| void startHomeOnEmptyDisplays(String reason) { |
| for (int i = getChildCount() - 1; i >= 0; i--) { |
| final DisplayContent display = getChildAt(i); |
| if (display.topRunningActivity() == null) { |
| startHomeOnDisplay(mCurrentUser, reason, display.mDisplayId); |
| } |
| } |
| } |
| |
| boolean startHomeOnDisplay(int userId, String reason, int displayId) { |
| return startHomeOnDisplay(userId, reason, displayId, false /* allowInstrumenting */, |
| false /* fromHomeKey */); |
| } |
| |
| /** |
| * This starts home activity on displays that can have system decorations based on displayId - |
| * Default display always use primary home component. |
| * For Secondary displays, the home activity must have category SECONDARY_HOME and then resolves |
| * according to the priorities listed below. |
| * - If default home is not set, always use the secondary home defined in the config. |
| * - Use currently selected primary home activity. |
| * - Use the activity in the same package as currently selected primary home activity. |
| * If there are multiple activities matched, use first one. |
| * - Use the secondary home defined in the config. |
| */ |
| boolean startHomeOnDisplay(int userId, String reason, int displayId, boolean allowInstrumenting, |
| boolean fromHomeKey) { |
| // Fallback to top focused display if the displayId is invalid. |
| if (displayId == INVALID_DISPLAY) { |
| final ActivityStack stack = getTopDisplayFocusedStack(); |
| displayId = stack != null ? stack.getDisplayId() : DEFAULT_DISPLAY; |
| } |
| |
| Intent homeIntent = null; |
| ActivityInfo aInfo = null; |
| if (displayId == DEFAULT_DISPLAY) { |
| homeIntent = mService.getHomeIntent(); |
| aInfo = resolveHomeActivity(userId, homeIntent); |
| } else if (shouldPlaceSecondaryHomeOnDisplay(displayId)) { |
| Pair<ActivityInfo, Intent> info = resolveSecondaryHomeActivity(userId, displayId); |
| aInfo = info.first; |
| homeIntent = info.second; |
| } |
| if (aInfo == null || homeIntent == null) { |
| return false; |
| } |
| |
| if (!canStartHomeOnDisplay(aInfo, displayId, allowInstrumenting)) { |
| return false; |
| } |
| |
| // Updates the home component of the intent. |
| homeIntent.setComponent(new ComponentName(aInfo.applicationInfo.packageName, aInfo.name)); |
| homeIntent.setFlags(homeIntent.getFlags() | FLAG_ACTIVITY_NEW_TASK); |
| // Updates the extra information of the intent. |
| if (fromHomeKey) { |
| homeIntent.putExtra(WindowManagerPolicy.EXTRA_FROM_HOME_KEY, true); |
| } |
| // Update the reason for ANR debugging to verify if the user activity is the one that |
| // actually launched. |
| final String myReason = reason + ":" + userId + ":" + UserHandle.getUserId( |
| aInfo.applicationInfo.uid) + ":" + displayId; |
| mService.getActivityStartController().startHomeActivity(homeIntent, aInfo, myReason, |
| displayId); |
| return true; |
| } |
| |
| /** |
| * This resolves the home activity info. |
| * @return the home activity info if any. |
| */ |
| @VisibleForTesting |
| ActivityInfo resolveHomeActivity(int userId, Intent homeIntent) { |
| final int flags = ActivityManagerService.STOCK_PM_FLAGS; |
| final ComponentName comp = homeIntent.getComponent(); |
| ActivityInfo aInfo = null; |
| try { |
| if (comp != null) { |
| // Factory test. |
| aInfo = AppGlobals.getPackageManager().getActivityInfo(comp, flags, userId); |
| } else { |
| final String resolvedType = |
| homeIntent.resolveTypeIfNeeded(mService.mContext.getContentResolver()); |
| final ResolveInfo info = AppGlobals.getPackageManager() |
| .resolveIntent(homeIntent, resolvedType, flags, userId); |
| if (info != null) { |
| aInfo = info.activityInfo; |
| } |
| } |
| } catch (RemoteException e) { |
| // ignore |
| } |
| |
| if (aInfo == null) { |
| Slog.wtf(TAG, "No home screen found for " + homeIntent, new Throwable()); |
| return null; |
| } |
| |
| aInfo = new ActivityInfo(aInfo); |
| aInfo.applicationInfo = mService.getAppInfoForUser(aInfo.applicationInfo, userId); |
| return aInfo; |
| } |
| |
| @VisibleForTesting |
| Pair<ActivityInfo, Intent> resolveSecondaryHomeActivity(int userId, int displayId) { |
| if (displayId == DEFAULT_DISPLAY) { |
| throw new IllegalArgumentException( |
| "resolveSecondaryHomeActivity: Should not be DEFAULT_DISPLAY"); |
| } |
| // Resolve activities in the same package as currently selected primary home activity. |
| Intent homeIntent = mService.getHomeIntent(); |
| ActivityInfo aInfo = resolveHomeActivity(userId, homeIntent); |
| if (aInfo != null) { |
| if (ResolverActivity.class.getName().equals(aInfo.name)) { |
| // Always fallback to secondary home component if default home is not set. |
| aInfo = null; |
| } else { |
| // Look for secondary home activities in the currently selected default home |
| // package. |
| homeIntent = mService.getSecondaryHomeIntent(aInfo.applicationInfo.packageName); |
| final List<ResolveInfo> resolutions = resolveActivities(userId, homeIntent); |
| final int size = resolutions.size(); |
| final String targetName = aInfo.name; |
| aInfo = null; |
| for (int i = 0; i < size; i++) { |
| ResolveInfo resolveInfo = resolutions.get(i); |
| // We need to traverse all resolutions to check if the currently selected |
| // default home activity is present. |
| if (resolveInfo.activityInfo.name.equals(targetName)) { |
| aInfo = resolveInfo.activityInfo; |
| break; |
| } |
| } |
| if (aInfo == null && size > 0) { |
| // First one is the best. |
| aInfo = resolutions.get(0).activityInfo; |
| } |
| } |
| } |
| |
| if (aInfo != null) { |
| if (!canStartHomeOnDisplay(aInfo, displayId, false /* allowInstrumenting */)) { |
| aInfo = null; |
| } |
| } |
| |
| // Fallback to secondary home component. |
| if (aInfo == null) { |
| homeIntent = mService.getSecondaryHomeIntent(null); |
| aInfo = resolveHomeActivity(userId, homeIntent); |
| } |
| return Pair.create(aInfo, homeIntent); |
| } |
| |
| /** |
| * Retrieve all activities that match the given intent. |
| * The list should already ordered from best to worst matched. |
| * {@link android.content.pm.PackageManager#queryIntentActivities} |
| */ |
| @VisibleForTesting |
| List<ResolveInfo> resolveActivities(int userId, Intent homeIntent) { |
| List<ResolveInfo> resolutions; |
| try { |
| final String resolvedType = |
| homeIntent.resolveTypeIfNeeded(mService.mContext.getContentResolver()); |
| resolutions = AppGlobals.getPackageManager().queryIntentActivities(homeIntent, |
| resolvedType, ActivityManagerService.STOCK_PM_FLAGS, userId).getList(); |
| |
| } catch (RemoteException e) { |
| resolutions = new ArrayList<>(); |
| } |
| return resolutions; |
| } |
| |
| boolean resumeHomeActivity(ActivityRecord prev, String reason, int displayId) { |
| if (!mService.isBooting() && !mService.isBooted()) { |
| // Not ready yet! |
| return false; |
| } |
| |
| if (displayId == INVALID_DISPLAY) { |
| displayId = DEFAULT_DISPLAY; |
| } |
| |
| final ActivityRecord r = getDisplayContent(displayId).getHomeActivity(); |
| final String myReason = reason + " resumeHomeActivity"; |
| |
| // Only resume home activity if isn't finishing. |
| if (r != null && !r.finishing) { |
| r.moveFocusableActivityToTop(myReason); |
| return resumeFocusedStacksTopActivities(r.getRootTask(), prev, null); |
| } |
| return startHomeOnDisplay(mCurrentUser, myReason, displayId); |
| } |
| |
| /** |
| * Check if the display is valid for secondary home activity. |
| * @param displayId The id of the target display. |
| * @return {@code true} if allow to launch, {@code false} otherwise. |
| */ |
| boolean shouldPlaceSecondaryHomeOnDisplay(int displayId) { |
| if (displayId == DEFAULT_DISPLAY) { |
| throw new IllegalArgumentException( |
| "shouldPlaceSecondaryHomeOnDisplay: Should not be DEFAULT_DISPLAY"); |
| } else if (displayId == INVALID_DISPLAY) { |
| return false; |
| } |
| |
| if (!mService.mSupportsMultiDisplay) { |
| // Can't launch home on secondary display if device does not support multi-display. |
| return false; |
| } |
| |
| final boolean deviceProvisioned = Settings.Global.getInt( |
| mService.mContext.getContentResolver(), |
| Settings.Global.DEVICE_PROVISIONED, 0) != 0; |
| if (!deviceProvisioned) { |
| // Can't launch home on secondary display before device is provisioned. |
| return false; |
| } |
| |
| if (!StorageManager.isUserKeyUnlocked(mCurrentUser)) { |
| // Can't launch home on secondary displays if device is still locked. |
| return false; |
| } |
| |
| final DisplayContent display = getDisplayContent(displayId); |
| if (display == null || display.isRemoved() || !display.supportsSystemDecorations()) { |
| // Can't launch home on display that doesn't support system decorations. |
| return false; |
| } |
| |
| return true; |
| } |
| |
| /** |
| * Check if home activity start should be allowed on a display. |
| * @param homeInfo {@code ActivityInfo} of the home activity that is going to be launched. |
| * @param displayId The id of the target display. |
| * @param allowInstrumenting Whether launching home should be allowed if being instrumented. |
| * @return {@code true} if allow to launch, {@code false} otherwise. |
| */ |
| boolean canStartHomeOnDisplay(ActivityInfo homeInfo, int displayId, |
| boolean allowInstrumenting) { |
| if (mService.mFactoryTest == FactoryTest.FACTORY_TEST_LOW_LEVEL |
| && mService.mTopAction == null) { |
| // We are running in factory test mode, but unable to find the factory test app, so |
| // just sit around displaying the error message and don't try to start anything. |
| return false; |
| } |
| |
| final WindowProcessController app = |
| mService.getProcessController(homeInfo.processName, homeInfo.applicationInfo.uid); |
| if (!allowInstrumenting && app != null && app.isInstrumenting()) { |
| // Don't do this if the home app is currently being instrumented. |
| return false; |
| } |
| |
| if (displayId == DEFAULT_DISPLAY || (displayId != INVALID_DISPLAY |
| && displayId == mService.mVr2dDisplayId)) { |
| // No restrictions to default display or vr 2d display. |
| return true; |
| } |
| |
| if (!shouldPlaceSecondaryHomeOnDisplay(displayId)) { |
| return false; |
| } |
| |
| final boolean supportMultipleInstance = homeInfo.launchMode != LAUNCH_SINGLE_TASK |
| && homeInfo.launchMode != LAUNCH_SINGLE_INSTANCE; |
| if (!supportMultipleInstance) { |
| // Can't launch home on secondary displays if it requested to be single instance. |
| return false; |
| } |
| |
| return true; |
| } |
| |
| /** |
| * Ensure all activities visibility, update orientation and configuration. |
| * |
| * @param starting The currently starting activity or {@code null} if there is none. |
| * @param displayId The id of the display where operation is executed. |
| * @param markFrozenIfConfigChanged Whether to set {@link ActivityRecord#frozenBeforeDestroy} to |
| * {@code true} if config changed. |
| * @param deferResume Whether to defer resume while updating config. |
| * @return 'true' if starting activity was kept or wasn't provided, 'false' if it was relaunched |
| * because of configuration update. |
| */ |
| boolean ensureVisibilityAndConfig(ActivityRecord starting, int displayId, |
| boolean markFrozenIfConfigChanged, boolean deferResume) { |
| // First ensure visibility without updating the config just yet. We need this to know what |
| // activities are affecting configuration now. |
| // Passing null here for 'starting' param value, so that visibility of actual starting |
| // activity will be properly updated. |
| ensureActivitiesVisible(null /* starting */, 0 /* configChanges */, |
| false /* preserveWindows */, false /* notifyClients */); |
| |
| if (displayId == INVALID_DISPLAY) { |
| // The caller didn't provide a valid display id, skip updating config. |
| return true; |
| } |
| |
| // Force-update the orientation from the WindowManager, since we need the true configuration |
| // to send to the client now. |
| final DisplayContent displayContent = getDisplayContent(displayId); |
| Configuration config = null; |
| if (displayContent != null) { |
| config = displayContent.updateOrientation( |
| getDisplayOverrideConfiguration(displayId), |
| starting != null && starting.mayFreezeScreenLocked() |
| ? starting.appToken : null, |
| true /* forceUpdate */); |
| } |
| // Visibilities may change so let the starting activity have a chance to report. Can't do it |
| // when visibility is changed in each AppWindowToken because it may trigger wrong |
| // configuration push because the visibility of some activities may not be updated yet. |
| if (starting != null) { |
| starting.reportDescendantOrientationChangeIfNeeded(); |
| } |
| if (starting != null && markFrozenIfConfigChanged && config != null) { |
| starting.frozenBeforeDestroy = true; |
| } |
| |
| if (displayContent != null) { |
| // Update the configuration of the activities on the display. |
| return displayContent.updateDisplayOverrideConfigurationLocked(config, starting, |
| deferResume, null /* result */); |
| } else { |
| return true; |
| } |
| } |
| |
| /** |
| * @return a list of activities which are the top ones in each visible stack. The first |
| * entry will be the focused activity. |
| */ |
| List<IBinder> getTopVisibleActivities() { |
| final ArrayList<IBinder> topActivityTokens = new ArrayList<>(); |
| final ActivityStack topFocusedStack = getTopDisplayFocusedStack(); |
| // Traverse all displays. |
| for (int i = getChildCount() - 1; i >= 0; i--) { |
| final DisplayContent display = getChildAt(i); |
| // Traverse all stacks on a display. |
| for (int j = display.getStackCount() - 1; j >= 0; --j) { |
| final ActivityStack stack = display.getStackAt(j); |
| // Get top activity from a visible stack and add it to the list. |
| if (stack.shouldBeVisible(null /* starting */)) { |
| final ActivityRecord top = stack.getTopNonFinishingActivity(); |
| if (top != null) { |
| if (stack == topFocusedStack) { |
| topActivityTokens.add(0, top.appToken); |
| } else { |
| topActivityTokens.add(top.appToken); |
| } |
| } |
| } |
| } |
| } |
| return topActivityTokens; |
| } |
| |
| ActivityStack getTopDisplayFocusedStack() { |
| for (int i = getChildCount() - 1; i >= 0; --i) { |
| final ActivityStack focusedStack = getChildAt(i).getFocusedStack(); |
| if (focusedStack != null) { |
| return focusedStack; |
| } |
| } |
| return null; |
| } |
| |
| ActivityRecord getTopResumedActivity() { |
| final ActivityStack focusedStack = getTopDisplayFocusedStack(); |
| if (focusedStack == null) { |
| return null; |
| } |
| final ActivityRecord resumedActivity = focusedStack.getResumedActivity(); |
| if (resumedActivity != null && resumedActivity.app != null) { |
| return resumedActivity; |
| } |
| // The top focused stack might not have a resumed activity yet - look on all displays in |
| // focus order. |
| for (int i = getChildCount() - 1; i >= 0; --i) { |
| final DisplayContent display = getChildAt(i); |
| final ActivityRecord resumedActivityOnDisplay = display.getResumedActivity(); |
| if (resumedActivityOnDisplay != null) { |
| return resumedActivityOnDisplay; |
| } |
| } |
| return null; |
| } |
| |
| boolean isTopDisplayFocusedStack(ActivityStack stack) { |
| return stack != null && stack == getTopDisplayFocusedStack(); |
| } |
| |
| void updatePreviousProcess(ActivityRecord r) { |
| // Now that this process has stopped, we may want to consider it to be the previous app to |
| // try to keep around in case the user wants to return to it. |
| |
| // First, found out what is currently the foreground app, so that we don't blow away the |
| // previous app if this activity is being hosted by the process that is actually still the |
| // foreground. |
| WindowProcessController fgApp = null; |
| for (int displayNdx = getChildCount() - 1; displayNdx >= 0; --displayNdx) { |
| final DisplayContent display = getChildAt(displayNdx); |
| for (int stackNdx = display.getStackCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getStackAt(stackNdx); |
| if (isTopDisplayFocusedStack(stack)) { |
| final ActivityRecord resumedActivity = stack.getResumedActivity(); |
| if (resumedActivity != null) { |
| fgApp = resumedActivity.app; |
| } else if (stack.mPausingActivity != null) { |
| fgApp = stack.mPausingActivity.app; |
| } |
| break; |
| } |
| } |
| } |
| |
| // Now set this one as the previous process, only if that really makes sense to. |
| if (r.hasProcess() && fgApp != null && r.app != fgApp |
| && r.lastVisibleTime > mService.mPreviousProcessVisibleTime |
| && r.app != mService.mHomeProcess) { |
| mService.mPreviousProcess = r.app; |
| mService.mPreviousProcessVisibleTime = r.lastVisibleTime; |
| } |
| } |
| |
| boolean attachApplication(WindowProcessController app) throws RemoteException { |
| final String processName = app.mName; |
| boolean didSomething = false; |
| for (int displayNdx = getChildCount() - 1; displayNdx >= 0; --displayNdx) { |
| final DisplayContent display = getChildAt(displayNdx); |
| final ActivityStack stack = display.getFocusedStack(); |
| if (stack == null) { |
| continue; |
| } |
| |
| mTmpRemoteException = null; |
| mTmpBoolean = false; // Set to true if an activity was started. |
| final PooledFunction c = PooledLambda.obtainFunction( |
| RootWindowContainer::startActivityForAttachedApplicationIfNeeded, this, |
| PooledLambda.__(ActivityRecord.class), app, stack.topRunningActivity()); |
| stack.forAllActivities(c); |
| c.recycle(); |
| if (mTmpRemoteException != null) { |
| throw mTmpRemoteException; |
| } |
| didSomething |= mTmpBoolean; |
| } |
| if (!didSomething) { |
| ensureActivitiesVisible(null, 0, false /* preserve_windows */); |
| } |
| return didSomething; |
| } |
| |
| private boolean startActivityForAttachedApplicationIfNeeded(ActivityRecord r, |
| WindowProcessController app, ActivityRecord top) { |
| if (r.finishing || !r.okToShowLocked() || !r.visibleIgnoringKeyguard || r.app != null |
| || app.mUid != r.info.applicationInfo.uid || !app.mName.equals(r.processName)) { |
| return false; |
| } |
| |
| try { |
| if (mStackSupervisor.realStartActivityLocked(r, app, top == r /*andResume*/, |
| true /*checkConfig*/)) { |
| mTmpBoolean = true; |
| } |
| } catch (RemoteException e) { |
| Slog.w(TAG, "Exception in new application when starting activity " |
| + top.intent.getComponent().flattenToShortString(), e); |
| mTmpRemoteException = e; |
| return true; |
| } |
| return false; |
| } |
| |
| /** |
| * Make sure that all activities that need to be visible in the system actually are and update |
| * their configuration. |
| */ |
| void ensureActivitiesVisible(ActivityRecord starting, int configChanges, |
| boolean preserveWindows) { |
| ensureActivitiesVisible(starting, configChanges, preserveWindows, true /* notifyClients */); |
| } |
| |
| /** |
| * @see #ensureActivitiesVisible(ActivityRecord, int, boolean) |
| */ |
| void ensureActivitiesVisible(ActivityRecord starting, int configChanges, |
| boolean preserveWindows, boolean notifyClients) { |
| if (mInEnsureActivitiesVisible) { |
| // Don't do recursive work. |
| return; |
| } |
| mInEnsureActivitiesVisible = true; |
| |
| try { |
| mStackSupervisor.getKeyguardController().beginActivityVisibilityUpdate(); |
| // First the front stacks. In case any are not fullscreen and are in front of home. |
| for (int displayNdx = getChildCount() - 1; displayNdx >= 0; --displayNdx) { |
| final DisplayContent display = getChildAt(displayNdx); |
| display.ensureActivitiesVisible(starting, configChanges, preserveWindows, |
| notifyClients); |
| } |
| } finally { |
| mStackSupervisor.getKeyguardController().endActivityVisibilityUpdate(); |
| mInEnsureActivitiesVisible = false; |
| } |
| } |
| |
| boolean switchUser(int userId, UserState uss) { |
| final int focusStackId = getTopDisplayFocusedStack().getRootTaskId(); |
| // We dismiss the docked stack whenever we switch users. |
| final ActivityStack dockedStack = getDefaultDisplay().getRootSplitScreenPrimaryTask(); |
| if (dockedStack != null) { |
| mStackSupervisor.moveTasksToFullscreenStackLocked( |
| dockedStack, dockedStack.isFocusedStackOnDisplay()); |
| } |
| // Also dismiss the pinned stack whenever we switch users. Removing the pinned stack will |
| // also cause all tasks to be moved to the fullscreen stack at a position that is |
| // appropriate. |
| removeStacksInWindowingModes(WINDOWING_MODE_PINNED); |
| |
| mUserStackInFront.put(mCurrentUser, focusStackId); |
| final int restoreStackId = |
| mUserStackInFront.get(userId, getDefaultDisplay().getRootHomeTask().getRootTaskId()); |
| mCurrentUser = userId; |
| |
| mStackSupervisor.mStartingUsers.add(uss); |
| for (int displayNdx = getChildCount() - 1; displayNdx >= 0; --displayNdx) { |
| final DisplayContent display = getChildAt(displayNdx); |
| for (int stackNdx = display.getStackCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getStackAt(stackNdx); |
| stack.switchUser(userId); |
| Task task = stack.getTopMostTask(); |
| if (task != null && task != stack) { |
| stack.positionChildAtTop(task); |
| } |
| } |
| } |
| |
| ActivityStack stack = getStack(restoreStackId); |
| if (stack == null) { |
| stack = getDefaultDisplay().getRootHomeTask(); |
| } |
| final boolean homeInFront = stack.isActivityTypeHome(); |
| if (stack.isOnHomeDisplay()) { |
| stack.moveToFront("switchUserOnHomeDisplay"); |
| } else { |
| // Stack was moved to another display while user was swapped out. |
| resumeHomeActivity(null, "switchUserOnOtherDisplay", DEFAULT_DISPLAY); |
| } |
| return homeInFront; |
| } |
| |
| void removeUser(int userId) { |
| mUserStackInFront.delete(userId); |
| } |
| |
| /** |
| * Update the last used stack id for non-current user (current user's last |
| * used stack is the focused stack) |
| */ |
| void updateUserStack(int userId, ActivityStack stack) { |
| if (userId != mCurrentUser) { |
| mUserStackInFront.put(userId, stack != null ? stack.getRootTaskId() |
| : getDefaultDisplay().getRootHomeTask().getRootTaskId()); |
| } |
| } |
| |
| /** |
| * Move stack with all its existing content to specified display. |
| * @param stackId Id of stack to move. |
| * @param displayId Id of display to move stack to. |
| * @param onTop Indicates whether container should be place on top or on bottom. |
| */ |
| void moveStackToDisplay(int stackId, int displayId, boolean onTop) { |
| final DisplayContent displayContent = getDisplayContentOrCreate(displayId); |
| if (displayContent == null) { |
| throw new IllegalArgumentException("moveStackToDisplay: Unknown displayId=" |
| + displayId); |
| } |
| final ActivityStack stack = getStack(stackId); |
| if (stack == null) { |
| throw new IllegalArgumentException("moveStackToDisplay: Unknown stackId=" |
| + stackId); |
| } |
| |
| final DisplayContent currentDisplay = stack.getDisplay(); |
| if (currentDisplay == null) { |
| throw new IllegalStateException("moveStackToDisplay: Stack with stack=" + stack |
| + " is not attached to any display."); |
| } |
| |
| if (currentDisplay.mDisplayId == displayId) { |
| throw new IllegalArgumentException("Trying to move stack=" + stack |
| + " to its current displayId=" + displayId); |
| } |
| |
| if (displayContent.isSingleTaskInstance() && displayContent.getStackCount() > 0) { |
| // We don't allow moving stacks to single instance display that already has a child. |
| Slog.e(TAG, "Can not move stack=" + stack |
| + " to single task instance display=" + displayContent); |
| return; |
| } |
| |
| stack.reparent(displayContent.mDisplayContent, onTop); |
| // TODO(multi-display): resize stacks properly if moved from split-screen. |
| } |
| |
| boolean moveTopStackActivityToPinnedStack(int stackId) { |
| final ActivityStack stack = getStack(stackId); |
| if (stack == null) { |
| throw new IllegalArgumentException( |
| "moveTopStackActivityToPinnedStack: Unknown stackId=" + stackId); |
| } |
| |
| final ActivityRecord r = stack.topRunningActivity(); |
| if (r == null) { |
| Slog.w(TAG, "moveTopStackActivityToPinnedStack: No top running activity" |
| + " in stack=" + stack); |
| return false; |
| } |
| |
| if (!mService.mForceResizableActivities && !r.supportsPictureInPicture()) { |
| Slog.w(TAG, "moveTopStackActivityToPinnedStack: Picture-In-Picture not supported for " |
| + " r=" + r); |
| return false; |
| } |
| |
| moveActivityToPinnedStack(r, null /* sourceBounds */, 0f /* aspectRatio */, |
| "moveTopActivityToPinnedStack"); |
| return true; |
| } |
| |
| void moveActivityToPinnedStack(ActivityRecord r, Rect sourceHintBounds, float aspectRatio, |
| String reason) { |
| mService.deferWindowLayout(); |
| |
| final DisplayContent display = r.getRootTask().getDisplay(); |
| |
| try { |
| final Task task = r.getTask(); |
| |
| final ActivityStack pinnedStack = display.getRootPinnedTask(); |
| // This will change the pinned stack's windowing mode to its original mode, ensuring |
| // we only have one stack that is in pinned mode. |
| if (pinnedStack != null) { |
| pinnedStack.dismissPip(); |
| } |
| |
| final boolean singleActivity = task.getChildCount() == 1; |
| |
| final ActivityStack stack; |
| if (singleActivity) { |
| stack = r.getRootTask(); |
| } else { |
| // In the case of multiple activities, we will create a new stack for it and then |
| // move the PIP activity into the stack. |
| // We will then perform a windowing mode change for both scenarios. |
| stack = display.createStack( |
| r.getRootTask().getRequestedOverrideWindowingMode(), |
| r.getActivityType(), ON_TOP, r.info, r.intent); |
| // There are multiple activities in the task and moving the top activity should |
| // reveal/leave the other activities in their original task. |
| |
| Task newTask = stack.createTask(mStackSupervisor.getNextTaskIdForUser(r.mUserId), |
| r.info, r.intent, true); |
| r.reparent(newTask, MAX_VALUE, "moveActivityToStack"); |
| } |
| |
| stack.setWindowingMode(WINDOWING_MODE_PINNED); |
| |
| // Reset the state that indicates it can enter PiP while pausing after we've moved it |
| // to the pinned stack |
| r.supportsEnterPipOnTaskSwitch = false; |
| } finally { |
| mService.continueWindowLayout(); |
| } |
| |
| // TODO(b/146594635): Remove all PIP animation code from WM once SysUI handles animation. |
| // Notify the pinned stack controller to prepare the PiP animation, expect callback |
| // delivered from SystemUI to WM to start the animation. Unless we are using |
| // the TaskOrganizer in which case the animation will be entirely handled |
| // on that side. |
| if (mService.mTaskOrganizerController.getTaskOrganizer(WINDOWING_MODE_PINNED) |
| == null) { |
| final PinnedStackController pinnedStackController = |
| display.mDisplayContent.getPinnedStackController(); |
| pinnedStackController.prepareAnimation(sourceHintBounds, aspectRatio, |
| null /* stackBounds */); |
| } |
| |
| // TODO: revisit the following statement after the animation is moved from WM to SysUI. |
| // Update the visibility of all activities after the they have been reparented to the new |
| // stack. This MUST run after the animation above is scheduled to ensure that the windows |
| // drawn signal is scheduled after the bounds animation start call on the bounds animator |
| // thread. |
| ensureActivitiesVisible(null, 0, false /* preserveWindows */); |
| resumeFocusedStacksTopActivities(); |
| |
| mService.getTaskChangeNotificationController().notifyActivityPinned(r); |
| } |
| |
| void executeAppTransitionForAllDisplay() { |
| for (int displayNdx = getChildCount() - 1; displayNdx >= 0; --displayNdx) { |
| final DisplayContent display = getChildAt(displayNdx); |
| display.mDisplayContent.executeAppTransition(); |
| } |
| } |
| |
| void setDockedStackMinimized(boolean minimized) { |
| // Get currently focused stack before setting mIsDockMinimized. We do this because if |
| // split-screen is active, primary stack will not be focusable (see #isFocusable) while |
| // still occluding other stacks. This will cause getTopDisplayFocusedStack() to return null. |
| final ActivityStack current = getTopDisplayFocusedStack(); |
| mIsDockMinimized = minimized; |
| if (mIsDockMinimized) { |
| if (current.inSplitScreenPrimaryWindowingMode()) { |
| // The primary split-screen stack can't be focused while it is minimize, so move |
| // focus to something else. |
| current.adjustFocusToNextFocusableStack("setDockedStackMinimized"); |
| } |
| } |
| } |
| |
| ActivityRecord findTask(ActivityRecord r, int preferredDisplayId) { |
| if (DEBUG_TASKS) Slog.d(TAG_TASKS, "Looking for task of " + r); |
| mTmpFindTaskResult.clear(); |
| |
| // Looking up task on preferred display first |
| final DisplayContent preferredDisplay = getDisplayContent(preferredDisplayId); |
| if (preferredDisplay != null) { |
| preferredDisplay.findTaskLocked(r, true /* isPreferredDisplay */, mTmpFindTaskResult); |
| if (mTmpFindTaskResult.mIdealMatch) { |
| return mTmpFindTaskResult.mRecord; |
| } |
| } |
| |
| for (int displayNdx = getChildCount() - 1; displayNdx >= 0; --displayNdx) { |
| final DisplayContent display = getChildAt(displayNdx); |
| if (display.mDisplayId == preferredDisplayId) { |
| continue; |
| } |
| |
| display.findTaskLocked(r, false /* isPreferredDisplay */, mTmpFindTaskResult); |
| if (mTmpFindTaskResult.mIdealMatch) { |
| return mTmpFindTaskResult.mRecord; |
| } |
| } |
| |
| if (DEBUG_TASKS && mTmpFindTaskResult.mRecord == null) Slog.d(TAG_TASKS, "No task found"); |
| return mTmpFindTaskResult.mRecord; |
| } |
| |
| /** |
| * Finish the topmost activities in all stacks that belong to the crashed app. |
| * @param app The app that crashed. |
| * @param reason Reason to perform this action. |
| * @return The task id that was finished in this stack, or INVALID_TASK_ID if none was finished. |
| */ |
| int finishTopCrashedActivities(WindowProcessController app, String reason) { |
| Task finishedTask = null; |
| ActivityStack focusedStack = getTopDisplayFocusedStack(); |
| for (int displayNdx = getChildCount() - 1; displayNdx >= 0; --displayNdx) { |
| final DisplayContent display = getChildAt(displayNdx); |
| // It is possible that request to finish activity might also remove its task and stack, |
| // so we need to be careful with indexes in the loop and check child count every time. |
| for (int stackNdx = 0; stackNdx < display.getStackCount(); ++stackNdx) { |
| final ActivityStack stack = display.getStackAt(stackNdx); |
| final Task t = stack.finishTopCrashedActivityLocked(app, reason); |
| if (stack == focusedStack || finishedTask == null) { |
| finishedTask = t; |
| } |
| } |
| } |
| return finishedTask != null ? finishedTask.mTaskId : INVALID_TASK_ID; |
| } |
| |
| boolean resumeFocusedStacksTopActivities() { |
| return resumeFocusedStacksTopActivities(null, null, null); |
| } |
| |
| boolean resumeFocusedStacksTopActivities( |
| ActivityStack targetStack, ActivityRecord target, ActivityOptions targetOptions) { |
| |
| if (!mStackSupervisor.readyToResume()) { |
| return false; |
| } |
| |
| boolean result = false; |
| if (targetStack != null && (targetStack.isTopStackOnDisplay() |
| || getTopDisplayFocusedStack() == targetStack)) { |
| result = targetStack.resumeTopActivityUncheckedLocked(target, targetOptions); |
| } |
| |
| for (int displayNdx = getChildCount() - 1; displayNdx >= 0; --displayNdx) { |
| boolean resumedOnDisplay = false; |
| final DisplayContent display = getChildAt(displayNdx); |
| for (int stackNdx = display.getStackCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getStackAt(stackNdx); |
| final ActivityRecord topRunningActivity = stack.topRunningActivity(); |
| if (!stack.isFocusableAndVisible() || topRunningActivity == null) { |
| continue; |
| } |
| if (stack == targetStack) { |
| // Simply update the result for targetStack because the targetStack had |
| // already resumed in above. We don't want to resume it again, especially in |
| // some cases, it would cause a second launch failure if app process was dead. |
| resumedOnDisplay |= result; |
| continue; |
| } |
| if (display.isTopStack(stack) && topRunningActivity.isState(RESUMED)) { |
| // Kick off any lingering app transitions form the MoveTaskToFront operation, |
| // but only consider the top task and stack on that display. |
| stack.executeAppTransition(targetOptions); |
| } else { |
| resumedOnDisplay |= topRunningActivity.makeActiveIfNeeded(target); |
| } |
| } |
| if (!resumedOnDisplay) { |
| // In cases when there are no valid activities (e.g. device just booted or launcher |
| // crashed) it's possible that nothing was resumed on a display. Requesting resume |
| // of top activity in focused stack explicitly will make sure that at least home |
| // activity is started and resumed, and no recursion occurs. |
| final ActivityStack focusedStack = display.getFocusedStack(); |
| if (focusedStack != null) { |
| result |= focusedStack.resumeTopActivityUncheckedLocked(target, targetOptions); |
| } else if (targetStack == null && display.getStackCount() == 0) { |
| result |= resumeHomeActivity(null /* prev */, "empty-display", |
| display.mDisplayId); |
| } |
| } |
| } |
| |
| return result; |
| } |
| |
| void applySleepTokens(boolean applyToStacks) { |
| for (int displayNdx = getChildCount() - 1; displayNdx >= 0; --displayNdx) { |
| // Set the sleeping state of the display. |
| final DisplayContent display = getChildAt(displayNdx); |
| final boolean displayShouldSleep = display.shouldSleep(); |
| if (displayShouldSleep == display.isSleeping()) { |
| continue; |
| } |
| display.setIsSleeping(displayShouldSleep); |
| |
| if (!applyToStacks) { |
| continue; |
| } |
| |
| // Set the sleeping state of the stacks on the display. |
| for (int stackNdx = display.getStackCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getStackAt(stackNdx); |
| if (displayShouldSleep) { |
| stack.goToSleepIfPossible(false /* shuttingDown */); |
| } else { |
| // When the display which can only contain one task turns on, start a special |
| // transition. {@link AppTransitionController#handleAppTransitionReady} later |
| // picks up the transition, and schedules |
| // {@link ITaskStackListener#onSingleTaskDisplayDrawn} callback which is |
| // triggered after contents are drawn on the display. |
| if (display.isSingleTaskInstance()) { |
| display.mDisplayContent.prepareAppTransition( |
| TRANSIT_SHOW_SINGLE_TASK_DISPLAY, false); |
| } |
| stack.awakeFromSleepingLocked(); |
| if (stack.isFocusedStackOnDisplay() |
| && !mStackSupervisor.getKeyguardController() |
| .isKeyguardOrAodShowing(display.mDisplayId)) { |
| // If the keyguard is unlocked - resume immediately. |
| // It is possible that the display will not be awake at the time we |
| // process the keyguard going away, which can happen before the sleep token |
| // is released. As a result, it is important we resume the activity here. |
| resumeFocusedStacksTopActivities(); |
| } |
| } |
| } |
| } |
| } |
| |
| protected ActivityStack getStack(int stackId) { |
| for (int i = getChildCount() - 1; i >= 0; --i) { |
| final ActivityStack stack = getChildAt(i).getStack(stackId); |
| if (stack != null) { |
| return stack; |
| } |
| } |
| return null; |
| } |
| |
| /** @see DisplayContent#getStack(int, int) */ |
| ActivityStack getStack(int windowingMode, int activityType) { |
| for (int i = getChildCount() - 1; i >= 0; --i) { |
| final ActivityStack stack = getChildAt(i).getStack(windowingMode, activityType); |
| if (stack != null) { |
| return stack; |
| } |
| } |
| return null; |
| } |
| |
| private ActivityStack getStack(int windowingMode, int activityType, |
| int displayId) { |
| DisplayContent display = getDisplayContent(displayId); |
| if (display == null) { |
| return null; |
| } |
| return display.getStack(windowingMode, activityType); |
| } |
| |
| private ActivityManager.StackInfo getStackInfo(ActivityStack stack) { |
| final DisplayContent display = stack.getDisplayContent(); |
| ActivityManager.StackInfo info = new ActivityManager.StackInfo(); |
| stack.getBounds(info.bounds); |
| info.displayId = display.mDisplayId; |
| info.stackId = stack.mTaskId; |
| info.stackToken = stack.mRemoteToken; |
| info.userId = stack.mCurrentUser; |
| info.visible = stack.shouldBeVisible(null); |
| // A stack might be not attached to a display. |
| info.position = display != null ? display.getIndexOf(stack) : 0; |
| info.configuration.setTo(stack.getConfiguration()); |
| |
| final int numTasks = stack.getDescendantTaskCount(); |
| info.taskIds = new int[numTasks]; |
| info.taskNames = new String[numTasks]; |
| info.taskBounds = new Rect[numTasks]; |
| info.taskUserIds = new int[numTasks]; |
| final int[] currentIndex = {0}; |
| |
| final PooledConsumer c = PooledLambda.obtainConsumer( |
| RootWindowContainer::processTaskForStackInfo, PooledLambda.__(Task.class), info, |
| currentIndex); |
| stack.forAllTasks(c, false /* traverseTopToBottom */, stack); |
| c.recycle(); |
| |
| final ActivityRecord top = stack.topRunningActivity(); |
| info.topActivity = top != null ? top.intent.getComponent() : null; |
| return info; |
| } |
| |
| private static void processTaskForStackInfo( |
| Task task, ActivityManager.StackInfo info, int[] currentIndex) { |
| int i = currentIndex[0]; |
| info.taskIds[i] = task.mTaskId; |
| info.taskNames[i] = task.origActivity != null ? task.origActivity.flattenToString() |
| : task.realActivity != null ? task.realActivity.flattenToString() |
| : task.getTopNonFinishingActivity() != null |
| ? task.getTopNonFinishingActivity().packageName : "unknown"; |
| info.taskBounds[i] = task.mAtmService.getTaskBounds(task.mTaskId); |
| info.taskUserIds[i] = task.mUserId; |
| currentIndex[0] = ++i; |
| } |
| |
| ActivityManager.StackInfo getStackInfo(int stackId) { |
| ActivityStack stack = getStack(stackId); |
| if (stack != null) { |
| return getStackInfo(stack); |
| } |
| return null; |
| } |
| |
| ActivityManager.StackInfo getStackInfo(int windowingMode, int activityType) { |
| final ActivityStack stack = getStack(windowingMode, activityType); |
| return (stack != null) ? getStackInfo(stack) : null; |
| } |
| |
| ActivityManager.StackInfo getStackInfo(int windowingMode, int activityType, int displayId) { |
| final ActivityStack stack = getStack(windowingMode, activityType, displayId); |
| return (stack != null) ? getStackInfo(stack) : null; |
| } |
| |
| /** If displayId == INVALID_DISPLAY, this will get stack infos on all displays */ |
| ArrayList<ActivityManager.StackInfo> getAllStackInfos(int displayId) { |
| ArrayList<ActivityManager.StackInfo> list = new ArrayList<>(); |
| if (displayId == INVALID_DISPLAY) { |
| for (int displayNdx = 0; displayNdx < getChildCount(); ++displayNdx) { |
| final DisplayContent display = getChildAt(displayNdx); |
| for (int stackNdx = display.getStackCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getStackAt(stackNdx); |
| list.add(getStackInfo(stack)); |
| } |
| } |
| return list; |
| } |
| final DisplayContent display = getDisplayContent(displayId); |
| if (display == null) { |
| return list; |
| } |
| for (int stackNdx = display.getStackCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getStackAt(stackNdx); |
| list.add(getStackInfo(stack)); |
| } |
| return list; |
| } |
| |
| void deferUpdateBounds(int activityType) { |
| final ActivityStack stack = getStack(WINDOWING_MODE_UNDEFINED, activityType); |
| if (stack != null) { |
| stack.deferUpdateBounds(); |
| } |
| } |
| |
| void continueUpdateBounds(int activityType) { |
| final ActivityStack stack = getStack(WINDOWING_MODE_UNDEFINED, activityType); |
| if (stack != null) { |
| stack.continueUpdateBounds(); |
| } |
| } |
| |
| @Override |
| public void onDisplayAdded(int displayId) { |
| if (DEBUG_STACK) Slog.v(TAG, "Display added displayId=" + displayId); |
| synchronized (mService.mGlobalLock) { |
| final DisplayContent display = getDisplayContentOrCreate(displayId); |
| if (display == null) { |
| return; |
| } |
| // Do not start home before booting, or it may accidentally finish booting before it |
| // starts. Instead, we expect home activities to be launched when the system is ready |
| // (ActivityManagerService#systemReady). |
| if (mService.isBooted() || mService.isBooting()) { |
| startSystemDecorations(display.mDisplayContent); |
| } |
| } |
| } |
| |
| private void startSystemDecorations(final DisplayContent displayContent) { |
| startHomeOnDisplay(mCurrentUser, "displayAdded", displayContent.getDisplayId()); |
| displayContent.getDisplayPolicy().notifyDisplayReady(); |
| } |
| |
| @Override |
| public void onDisplayRemoved(int displayId) { |
| if (DEBUG_STACK) Slog.v(TAG, "Display removed displayId=" + displayId); |
| if (displayId == DEFAULT_DISPLAY) { |
| throw new IllegalArgumentException("Can't remove the primary display."); |
| } |
| |
| synchronized (mService.mGlobalLock) { |
| final DisplayContent displayContent = getDisplayContent(displayId); |
| if (displayContent == null) { |
| return; |
| } |
| |
| displayContent.remove(); |
| } |
| } |
| |
| @Override |
| public void onDisplayChanged(int displayId) { |
| if (DEBUG_STACK) Slog.v(TAG, "Display changed displayId=" + displayId); |
| synchronized (mService.mGlobalLock) { |
| final DisplayContent displayContent = getDisplayContent(displayId); |
| if (displayContent != null) { |
| displayContent.onDisplayChanged(); |
| } |
| } |
| } |
| |
| /** Update lists of UIDs that are present on displays and have access to them. */ |
| void updateUIDsPresentOnDisplay() { |
| mDisplayAccessUIDs.clear(); |
| for (int displayNdx = getChildCount() - 1; displayNdx >= 0; --displayNdx) { |
| final DisplayContent displayContent = getChildAt(displayNdx); |
| // Only bother calculating the whitelist for private displays |
| if (displayContent.isPrivate()) { |
| mDisplayAccessUIDs.append( |
| displayContent.mDisplayId, displayContent.getPresentUIDs()); |
| } |
| } |
| // Store updated lists in DisplayManager. Callers from outside of AM should get them there. |
| mDisplayManagerInternal.setDisplayAccessUIDs(mDisplayAccessUIDs); |
| } |
| |
| ActivityStack findStackBehind(ActivityStack stack) { |
| final DisplayContent display = stack.getDisplayContent(); |
| if (display != null) { |
| for (int i = display.getStackCount() - 1; i >= 0; i--) { |
| if (display.getStackAt(i) == stack && i > 0) { |
| return display.getStackAt(i - 1); |
| } |
| } |
| } |
| throw new IllegalStateException("Failed to find a stack behind stack=" + stack |
| + " in=" + display); |
| } |
| |
| @Override |
| void positionChildAt(int position, DisplayContent child, boolean includingParents) { |
| super.positionChildAt(position, child, includingParents); |
| mStackSupervisor.updateTopResumedActivityIfNeeded(); |
| } |
| |
| Configuration getDisplayOverrideConfiguration(int displayId) { |
| final DisplayContent displayContent = getDisplayContentOrCreate(displayId); |
| if (displayContent == null) { |
| throw new IllegalArgumentException("No display found with id: " + displayId); |
| } |
| |
| return displayContent.getRequestedOverrideConfiguration(); |
| } |
| |
| void setDisplayOverrideConfiguration(Configuration overrideConfiguration, int displayId) { |
| final DisplayContent displayContent = getDisplayContentOrCreate(displayId); |
| if (displayContent == null) { |
| throw new IllegalArgumentException("No display found with id: " + displayId); |
| } |
| |
| displayContent.onRequestedOverrideConfigurationChanged(overrideConfiguration); |
| } |
| |
| void prepareForShutdown() { |
| for (int i = 0; i < getChildCount(); i++) { |
| createSleepToken("shutdown", getChildAt(i).mDisplayId); |
| } |
| } |
| |
| ActivityTaskManagerInternal.SleepToken createSleepToken(String tag, int displayId) { |
| final DisplayContent display = getDisplayContent(displayId); |
| if (display == null) { |
| throw new IllegalArgumentException("Invalid display: " + displayId); |
| } |
| |
| final SleepTokenImpl token = new SleepTokenImpl(tag, displayId); |
| mSleepTokens.add(token); |
| display.mAllSleepTokens.add(token); |
| return token; |
| } |
| |
| private void removeSleepToken(SleepTokenImpl token) { |
| mSleepTokens.remove(token); |
| |
| final DisplayContent display = getDisplayContent(token.mDisplayId); |
| if (display != null) { |
| display.mAllSleepTokens.remove(token); |
| if (display.mAllSleepTokens.isEmpty()) { |
| mService.updateSleepIfNeededLocked(); |
| } |
| } |
| } |
| |
| void addStartingWindowsForVisibleActivities() { |
| forAllActivities((r) -> { |
| if (r.mVisibleRequested) { |
| r.showStartingWindow(null /* prev */, false /* newTask */, true /*taskSwitch*/); |
| } |
| }); |
| } |
| |
| void invalidateTaskLayers() { |
| mTaskLayersChanged = true; |
| } |
| |
| void rankTaskLayersIfNeeded() { |
| if (!mTaskLayersChanged) { |
| return; |
| } |
| mTaskLayersChanged = false; |
| mTmpTaskLayerRank = 0; |
| final PooledConsumer c = PooledLambda.obtainConsumer( |
| RootWindowContainer::rankTaskLayerForActivity, this, |
| PooledLambda.__(ActivityRecord.class)); |
| forAllActivities(c); |
| c.recycle(); |
| } |
| |
| private void rankTaskLayerForActivity(ActivityRecord r) { |
| if (r.canBeTopRunning() && r.mVisibleRequested) { |
| r.getTask().mLayerRank = ++mTmpTaskLayerRank; |
| } else { |
| r.getTask().mLayerRank = -1; |
| } |
| } |
| |
| void clearOtherAppTimeTrackers(AppTimeTracker except) { |
| final PooledConsumer c = PooledLambda.obtainConsumer( |
| RootWindowContainer::clearOtherAppTimeTrackers, |
| PooledLambda.__(ActivityRecord.class), except); |
| forAllActivities(c); |
| c.recycle(); |
| } |
| |
| private static void clearOtherAppTimeTrackers(ActivityRecord r, AppTimeTracker except) { |
| if (r.appTimeTracker != except) { |
| r.appTimeTracker = null; |
| } |
| } |
| |
| void scheduleDestroyAllActivities(String reason) { |
| mDestroyAllActivitiesReason = reason; |
| mService.mH.post(mDestroyAllActivitiesRunnable); |
| } |
| |
| private void destroyActivity(ActivityRecord r) { |
| if (r.finishing || !r.isDestroyable()) return; |
| |
| if (DEBUG_SWITCH) Slog.v(TAG_SWITCH, "Destroying " + r + " in state " + r.getState() |
| + " resumed=" + r.getStack().mResumedActivity + " pausing=" |
| + r.getStack().mPausingActivity + " for reason " + mDestroyAllActivitiesReason); |
| |
| r.destroyImmediately(true /* removeFromTask */, mDestroyAllActivitiesReason); |
| } |
| |
| // Tries to put all activity stacks to sleep. Returns true if all stacks were |
| // successfully put to sleep. |
| boolean putStacksToSleep(boolean allowDelay, boolean shuttingDown) { |
| boolean allSleep = true; |
| for (int displayNdx = getChildCount() - 1; displayNdx >= 0; --displayNdx) { |
| final DisplayContent display = getChildAt(displayNdx); |
| for (int stackNdx = display.getStackCount() - 1; stackNdx >= 0; --stackNdx) { |
| // Stacks and activities could be removed while putting activities to sleep if |
| // the app process was gone. This prevents us getting exception by accessing an |
| // invalid stack index. |
| if (stackNdx >= display.getStackCount()) { |
| continue; |
| } |
| |
| final ActivityStack stack = display.getStackAt(stackNdx); |
| if (allowDelay) { |
| allSleep &= stack.goToSleepIfPossible(shuttingDown); |
| } else { |
| stack.goToSleep(); |
| } |
| } |
| } |
| return allSleep; |
| } |
| |
| void handleAppCrash(WindowProcessController app) { |
| final PooledConsumer c = PooledLambda.obtainConsumer( |
| RootWindowContainer::handleAppCrash, PooledLambda.__(ActivityRecord.class), app); |
| forAllActivities(c); |
| c.recycle(); |
| } |
| |
| private static void handleAppCrash(ActivityRecord r, WindowProcessController app) { |
| if (r.app != app) return; |
| Slog.w(TAG, " Force finishing activity " |
| + r.intent.getComponent().flattenToShortString()); |
| r.app = null; |
| r.getDisplay().mDisplayContent.prepareAppTransition( |
| TRANSIT_CRASHING_ACTIVITY_CLOSE, false /* alwaysKeepCurrent */); |
| r.destroyIfPossible("handleAppCrashed"); |
| } |
| |
| ActivityRecord findActivity(Intent intent, ActivityInfo info, boolean compareIntentFilters) { |
| ComponentName cls = intent.getComponent(); |
| if (info.targetActivity != null) { |
| cls = new ComponentName(info.packageName, info.targetActivity); |
| } |
| final int userId = UserHandle.getUserId(info.applicationInfo.uid); |
| |
| final PooledPredicate p = PooledLambda.obtainPredicate( |
| RootWindowContainer::matchesActivity, PooledLambda.__(ActivityRecord.class), |
| userId, compareIntentFilters, intent, cls); |
| final ActivityRecord r = getActivity(p); |
| p.recycle(); |
| return r; |
| } |
| |
| private static boolean matchesActivity(ActivityRecord r, int userId, |
| boolean compareIntentFilters, Intent intent, ComponentName cls) { |
| if (!r.canBeTopRunning() || r.mUserId != userId) return false; |
| |
| if (compareIntentFilters) { |
| if (r.intent.filterEquals(intent)) { |
| return true; |
| } |
| } else { |
| if (r.intent.getComponent().equals(cls)) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| boolean hasAwakeDisplay() { |
| for (int displayNdx = getChildCount() - 1; displayNdx >= 0; --displayNdx) { |
| final DisplayContent display = getChildAt(displayNdx); |
| if (!display.shouldSleep()) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| ActivityStack getLaunchStack(@Nullable ActivityRecord r, |
| @Nullable ActivityOptions options, @Nullable Task candidateTask, boolean onTop) { |
| return getLaunchStack(r, options, candidateTask, onTop, null /* launchParams */, |
| -1 /* no realCallingPid */, -1 /* no realCallingUid */); |
| } |
| |
| /** |
| * Returns the right stack to use for launching factoring in all the input parameters. |
| * |
| * @param r The activity we are trying to launch. Can be null. |
| * @param options The activity options used to the launch. Can be null. |
| * @param candidateTask The possible task the activity might be launched in. Can be null. |
| * @param launchParams The resolved launch params to use. |
| * @param realCallingPid The pid from {@link ActivityStarter#setRealCallingPid} |
| * @param realCallingUid The uid from {@link ActivityStarter#setRealCallingUid} |
| * |
| * @return The stack to use for the launch or INVALID_STACK_ID. |
| */ |
| ActivityStack getLaunchStack(@Nullable ActivityRecord r, |
| @Nullable ActivityOptions options, @Nullable Task candidateTask, boolean onTop, |
| @Nullable LaunchParamsController.LaunchParams launchParams, int realCallingPid, |
| int realCallingUid) { |
| int taskId = INVALID_TASK_ID; |
| int displayId = INVALID_DISPLAY; |
| |
| // We give preference to the launch preference in activity options. |
| if (options != null) { |
| taskId = options.getLaunchTaskId(); |
| displayId = options.getLaunchDisplayId(); |
| } |
| |
| // First preference for stack goes to the task Id set in the activity options. Use the stack |
| // associated with that if possible. |
| if (taskId != INVALID_TASK_ID) { |
| // Temporarily set the task id to invalid in case in re-entry. |
| options.setLaunchTaskId(INVALID_TASK_ID); |
| final Task task = anyTaskForId(taskId, |
| MATCH_TASK_IN_STACKS_OR_RECENT_TASKS_AND_RESTORE, options, onTop); |
| options.setLaunchTaskId(taskId); |
| if (task != null) { |
| return task.getStack(); |
| } |
| } |
| |
| final int activityType = resolveActivityType(r, options, candidateTask); |
| ActivityStack stack = null; |
| |
| // Next preference for stack goes to the display Id set the candidate display. |
| if (launchParams != null && launchParams.mPreferredDisplayId != INVALID_DISPLAY) { |
| displayId = launchParams.mPreferredDisplayId; |
| } |
| final boolean canLaunchOnDisplayFromStartRequest = |
| realCallingPid != 0 && realCallingUid > 0 && r != null |
| && mStackSupervisor.canPlaceEntityOnDisplay(displayId, realCallingPid, |
| realCallingUid, r.info); |
| // Checking if the activity's launch caller, or the realCallerId of the activity from |
| // start request (i.e. entity that invokes PendingIntent) is allowed to launch on the |
| // display. |
| if (displayId != INVALID_DISPLAY && (canLaunchOnDisplay(r, displayId) |
| || canLaunchOnDisplayFromStartRequest)) { |
| if (r != null) { |
| stack = getValidLaunchStackOnDisplay(displayId, r, candidateTask, options, |
| launchParams); |
| if (stack != null) { |
| return stack; |
| } |
| } |
| final DisplayContent display = getDisplayContentOrCreate(displayId); |
| if (display != null) { |
| stack = display.getOrCreateStack(r, options, candidateTask, activityType, onTop); |
| if (stack != null) { |
| return stack; |
| } |
| } |
| } |
| |
| // Give preference to the stack and display of the input task and activity if they match the |
| // mode we want to launch into. |
| DisplayContent display = null; |
| if (candidateTask != null) { |
| stack = candidateTask.getStack(); |
| } |
| if (stack == null && r != null) { |
| stack = r.getRootTask(); |
| } |
| if (stack != null) { |
| display = stack.getDisplay(); |
| if (display != null && canLaunchOnDisplay(r, display.mDisplayId)) { |
| int windowingMode = launchParams != null ? launchParams.mWindowingMode |
| : WindowConfiguration.WINDOWING_MODE_UNDEFINED; |
| if (windowingMode == WindowConfiguration.WINDOWING_MODE_UNDEFINED) { |
| windowingMode = display.resolveWindowingMode(r, options, candidateTask, |
| activityType); |
| } |
| if (stack.isCompatible(windowingMode, activityType)) { |
| return stack; |
| } |
| if (windowingMode == WINDOWING_MODE_FULLSCREEN_OR_SPLIT_SCREEN_SECONDARY |
| && display.getRootSplitScreenPrimaryTask() == stack |
| && candidateTask == stack.getTopMostTask()) { |
| // This is a special case when we try to launch an activity that is currently on |
| // top of split-screen primary stack, but is targeting split-screen secondary. |
| // In this case we don't want to move it to another stack. |
| // TODO(b/78788972): Remove after differentiating between preferred and required |
| // launch options. |
| return stack; |
| } |
| } |
| } |
| |
| if (display == null || !canLaunchOnDisplay(r, display.mDisplayId)) { |
| display = getDefaultDisplay(); |
| } |
| |
| return display.getOrCreateStack(r, options, candidateTask, activityType, onTop); |
| } |
| |
| /** @return true if activity record is null or can be launched on provided display. */ |
| private boolean canLaunchOnDisplay(ActivityRecord r, int displayId) { |
| if (r == null) { |
| return true; |
| } |
| return r.canBeLaunchedOnDisplay(displayId); |
| } |
| |
| /** |
| * Get a topmost stack on the display, that is a valid launch stack for specified activity. |
| * If there is no such stack, new dynamic stack can be created. |
| * @param displayId Target display. |
| * @param r Activity that should be launched there. |
| * @param candidateTask The possible task the activity might be put in. |
| * @return Existing stack if there is a valid one, new dynamic stack if it is valid or null. |
| */ |
| private ActivityStack getValidLaunchStackOnDisplay(int displayId, @NonNull ActivityRecord r, |
| @Nullable Task candidateTask, @Nullable ActivityOptions options, |
| @Nullable LaunchParamsController.LaunchParams launchParams) { |
| final DisplayContent displayContent = getDisplayContentOrCreate(displayId); |
| if (displayContent == null) { |
| throw new IllegalArgumentException( |
| "Display with displayId=" + displayId + " not found."); |
| } |
| |
| if (!r.canBeLaunchedOnDisplay(displayId)) { |
| return null; |
| } |
| |
| // If {@code r} is already in target display and its task is the same as the candidate task, |
| // the intention should be getting a launch stack for the reusable activity, so we can use |
| // the existing stack. |
| if (candidateTask != null && (r.getTask() == null || r.getTask() == candidateTask)) { |
| final int attachedDisplayId = r.getDisplayId(); |
| if (attachedDisplayId == INVALID_DISPLAY || attachedDisplayId == displayId) { |
| return candidateTask.getStack(); |
| } |
| } |
| |
| int windowingMode; |
| if (launchParams != null) { |
| // When launch params is not null, we always defer to its windowing mode. Sometimes |
| // it could be unspecified, which indicates it should inherit windowing mode from |
| // display. |
| windowingMode = launchParams.mWindowingMode; |
| } else { |
| windowingMode = options != null ? options.getLaunchWindowingMode() |
| : r.getWindowingMode(); |
| } |
| windowingMode = displayContent.validateWindowingMode(windowingMode, r, candidateTask, |
| r.getActivityType()); |
| |
| // Return the topmost valid stack on the display. |
| for (int i = displayContent.getStackCount() - 1; i >= 0; --i) { |
| final ActivityStack stack = displayContent.getStackAt(i); |
| if (isValidLaunchStack(stack, r, windowingMode)) { |
| return stack; |
| } |
| } |
| |
| // If there is no valid stack on the external display - check if new dynamic stack will do. |
| if (displayId != DEFAULT_DISPLAY) { |
| final int activityType = |
| options != null && options.getLaunchActivityType() != ACTIVITY_TYPE_UNDEFINED |
| ? options.getLaunchActivityType() : r.getActivityType(); |
| return displayContent.createStack(windowingMode, activityType, true /*onTop*/); |
| } |
| |
| return null; |
| } |
| |
| ActivityStack getValidLaunchStackOnDisplay(int displayId, @NonNull ActivityRecord r, |
| @Nullable ActivityOptions options, |
| @Nullable LaunchParamsController.LaunchParams launchParams) { |
| return getValidLaunchStackOnDisplay(displayId, r, null /* candidateTask */, options, |
| launchParams); |
| } |
| |
| // TODO: Can probably be consolidated into getLaunchStack()... |
| private boolean isValidLaunchStack(ActivityStack stack, ActivityRecord r, int windowingMode) { |
| switch (stack.getActivityType()) { |
| case ACTIVITY_TYPE_HOME: return r.isActivityTypeHome(); |
| case ACTIVITY_TYPE_RECENTS: return r.isActivityTypeRecents(); |
| case ACTIVITY_TYPE_ASSISTANT: return r.isActivityTypeAssistant(); |
| } |
| // TODO(task-hierarchy): Find another way to differentiate tile from normal stack once it is |
| // part of the hierarchy |
| if (stack instanceof TaskTile) { |
| // Don't launch directly into tiles. |
| return false; |
| } |
| // There is a 1-to-1 relationship between stack and task when not in |
| // primary split-windowing mode. |
| if (stack.getWindowingMode() == WINDOWING_MODE_SPLIT_SCREEN_PRIMARY |
| && r.supportsSplitScreenWindowingMode() |
| && (windowingMode == WINDOWING_MODE_SPLIT_SCREEN_PRIMARY |
| || windowingMode == WINDOWING_MODE_UNDEFINED)) { |
| return true; |
| } |
| return false; |
| } |
| |
| int resolveActivityType(@Nullable ActivityRecord r, @Nullable ActivityOptions options, |
| @Nullable Task task) { |
| // Preference is given to the activity type for the activity then the task since the type |
| // once set shouldn't change. |
| int activityType = r != null ? r.getActivityType() : ACTIVITY_TYPE_UNDEFINED; |
| if (activityType == ACTIVITY_TYPE_UNDEFINED && task != null) { |
| activityType = task.getActivityType(); |
| } |
| if (activityType != ACTIVITY_TYPE_UNDEFINED) { |
| return activityType; |
| } |
| if (options != null) { |
| activityType = options.getLaunchActivityType(); |
| } |
| return activityType != ACTIVITY_TYPE_UNDEFINED ? activityType : ACTIVITY_TYPE_STANDARD; |
| } |
| |
| /** |
| * Get next focusable stack in the system. This will search through the stack on the same |
| * display as the current focused stack, looking for a focusable and visible stack, different |
| * from the target stack. If no valid candidates will be found, it will then go through all |
| * displays and stacks in last-focused order. |
| * |
| * @param currentFocus The stack that previously had focus. |
| * @param ignoreCurrent If we should ignore {@param currentFocus} when searching for next |
| * candidate. |
| * @return Next focusable {@link ActivityStack}, {@code null} if not found. |
| */ |
| ActivityStack getNextFocusableStack(@NonNull ActivityStack currentFocus, |
| boolean ignoreCurrent) { |
| // First look for next focusable stack on the same display |
| DisplayContent preferredDisplay = currentFocus.getDisplay(); |
| if (preferredDisplay == null) { |
| // Stack is currently detached because it is being removed. Use the previous display it |
| // was on. |
| preferredDisplay = getDisplayContent(currentFocus.mPrevDisplayId); |
| } |
| final ActivityStack preferredFocusableStack = preferredDisplay.getNextFocusableStack( |
| currentFocus, ignoreCurrent); |
| if (preferredFocusableStack != null) { |
| return preferredFocusableStack; |
| } |
| if (preferredDisplay.supportsSystemDecorations()) { |
| // Stop looking for focusable stack on other displays because the preferred display |
| // supports system decorations. Home activity would be launched on the same display if |
| // no focusable stack found. |
| return null; |
| } |
| |
| // Now look through all displays |
| for (int i = getChildCount() - 1; i >= 0; --i) { |
| final DisplayContent display = getChildAt(i); |
| if (display == preferredDisplay) { |
| // We've already checked this one |
| continue; |
| } |
| final ActivityStack nextFocusableStack = display.getNextFocusableStack(currentFocus, |
| ignoreCurrent); |
| if (nextFocusableStack != null) { |
| return nextFocusableStack; |
| } |
| } |
| |
| return null; |
| } |
| |
| /** |
| * Get next valid stack for launching provided activity in the system. This will search across |
| * displays and stacks in last-focused order for a focusable and visible stack, except those |
| * that are on a currently focused display. |
| * |
| * @param r The activity that is being launched. |
| * @param currentFocus The display that previously had focus and thus needs to be ignored when |
| * searching for the next candidate. |
| * @return Next valid {@link ActivityStack}, null if not found. |
| */ |
| ActivityStack getNextValidLaunchStack(@NonNull ActivityRecord r, int currentFocus) { |
| for (int i = getChildCount() - 1; i >= 0; --i) { |
| final DisplayContent display = getChildAt(i); |
| if (display.mDisplayId == currentFocus) { |
| continue; |
| } |
| final ActivityStack stack = getValidLaunchStackOnDisplay(display.mDisplayId, r, |
| null /* options */, null /* launchParams */); |
| if (stack != null) { |
| return stack; |
| } |
| } |
| return null; |
| } |
| |
| boolean handleAppDied(WindowProcessController app) { |
| boolean hasVisibleActivities = false; |
| for (int displayNdx = getChildCount() - 1; displayNdx >= 0; --displayNdx) { |
| final DisplayContent display = getChildAt(displayNdx); |
| for (int stackNdx = display.getStackCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getStackAt(stackNdx); |
| hasVisibleActivities |= stack.handleAppDied(app); |
| } |
| } |
| return hasVisibleActivities; |
| } |
| |
| void closeSystemDialogs() { |
| forAllActivities((r) -> { |
| if ((r.info.flags & ActivityInfo.FLAG_FINISH_ON_CLOSE_SYSTEM_DIALOGS) != 0) { |
| r.finishIfPossible("close-sys", true /* oomAdj */); |
| } |
| }); |
| } |
| |
| FinishDisabledPackageActivitiesHelper mFinishDisabledPackageActivitiesHelper = |
| new FinishDisabledPackageActivitiesHelper(); |
| class FinishDisabledPackageActivitiesHelper { |
| private boolean mDidSomething; |
| private String mPackageName; |
| private Set<String> mFilterByClasses; |
| private boolean mDoit; |
| private boolean mEvenPersistent; |
| private int mUserId; |
| private Task mLastTask; |
| private ComponentName mHomeActivity; |
| |
| private void reset(String packageName, Set<String> filterByClasses, |
| boolean doit, boolean evenPersistent, int userId) { |
| mDidSomething = false; |
| mPackageName = packageName; |
| mFilterByClasses = filterByClasses; |
| mDoit = doit; |
| mEvenPersistent = evenPersistent; |
| mUserId = userId; |
| mLastTask = null; |
| mHomeActivity = null; |
| } |
| |
| boolean process(String packageName, Set<String> filterByClasses, |
| boolean doit, boolean evenPersistent, int userId) { |
| reset(packageName, filterByClasses, doit, evenPersistent, userId); |
| |
| final PooledFunction f = PooledLambda.obtainFunction( |
| FinishDisabledPackageActivitiesHelper::processActivity, this, |
| PooledLambda.__(ActivityRecord.class)); |
| forAllActivities(f); |
| f.recycle(); |
| return mDidSomething; |
| } |
| |
| private boolean processActivity(ActivityRecord r) { |
| final boolean sameComponent = |
| (r.packageName.equals(mPackageName) && (mFilterByClasses == null |
| || mFilterByClasses.contains(r.mActivityComponent.getClassName()))) |
| || (mPackageName == null && r.mUserId == mUserId); |
| if ((mUserId == UserHandle.USER_ALL || r.mUserId == mUserId) |
| && (sameComponent || r.getTask() == mLastTask) |
| && (r.app == null || mEvenPersistent || !r.app.isPersistent())) { |
| if (!mDoit) { |
| if (r.finishing) { |
| // If this activity is just finishing, then it is not |
| // interesting as far as something to stop. |
| return false; |
| } |
| return true; |
| } |
| if (r.isActivityTypeHome()) { |
| if (mHomeActivity != null && mHomeActivity.equals(r.mActivityComponent)) { |
| Slog.i(TAG, "Skip force-stop again " + r); |
| return false; |
| } else { |
| mHomeActivity = r.mActivityComponent; |
| } |
| } |
| mDidSomething = true; |
| Slog.i(TAG, " Force finishing activity " + r); |
| mLastTask = r.getTask(); |
| r.finishIfPossible("force-stop", true); |
| } |
| |
| return false; |
| } |
| } |
| |
| /** @return true if some activity was finished (or would have finished if doit were true). */ |
| boolean finishDisabledPackageActivities(String packageName, Set<String> filterByClasses, |
| boolean doit, boolean evenPersistent, int userId) { |
| return mFinishDisabledPackageActivitiesHelper.process(packageName, filterByClasses, doit, |
| evenPersistent, userId); |
| } |
| |
| void updateActivityApplicationInfo(ApplicationInfo aInfo) { |
| final String packageName = aInfo.packageName; |
| final int userId = UserHandle.getUserId(aInfo.uid); |
| final PooledConsumer c = PooledLambda.obtainConsumer( |
| RootWindowContainer::updateActivityApplicationInfo, |
| PooledLambda.__(ActivityRecord.class), aInfo, userId, packageName); |
| forAllActivities(c); |
| c.recycle(); |
| } |
| |
| private static void updateActivityApplicationInfo( |
| ActivityRecord r, ApplicationInfo aInfo, int userId, String packageName) { |
| if (r.mUserId == userId && packageName.equals(r.packageName)) { |
| r.updateApplicationInfo(aInfo); |
| } |
| } |
| |
| void finishVoiceTask(IVoiceInteractionSession session) { |
| for (int displayNdx = getChildCount() - 1; displayNdx >= 0; --displayNdx) { |
| final DisplayContent display = getChildAt(displayNdx); |
| final int numStacks = display.getStackCount(); |
| for (int stackNdx = 0; stackNdx < numStacks; ++stackNdx) { |
| final ActivityStack stack = display.getStackAt(stackNdx); |
| stack.finishVoiceTask(session); |
| } |
| } |
| } |
| |
| /** |
| * Removes stacks in the input windowing modes from the system if they are of activity type |
| * ACTIVITY_TYPE_STANDARD or ACTIVITY_TYPE_UNDEFINED |
| */ |
| void removeStacksInWindowingModes(int... windowingModes) { |
| for (int i = getChildCount() - 1; i >= 0; --i) { |
| getChildAt(i).removeStacksInWindowingModes(windowingModes); |
| } |
| } |
| |
| void removeStacksWithActivityTypes(int... activityTypes) { |
| for (int i = getChildCount() - 1; i >= 0; --i) { |
| getChildAt(i).removeStacksWithActivityTypes(activityTypes); |
| } |
| } |
| |
| ActivityRecord topRunningActivity() { |
| for (int i = getChildCount() - 1; i >= 0; --i) { |
| final ActivityRecord topActivity = getChildAt(i).topRunningActivity(); |
| if (topActivity != null) { |
| return topActivity; |
| } |
| } |
| return null; |
| } |
| |
| boolean allResumedActivitiesIdle() { |
| for (int displayNdx = getChildCount() - 1; displayNdx >= 0; --displayNdx) { |
| // TODO(b/117135575): Check resumed activities on all visible stacks. |
| final DisplayContent display = getChildAt(displayNdx); |
| if (display.isSleeping()) { |
| // No resumed activities while display is sleeping. |
| continue; |
| } |
| |
| // If the focused stack is not null or not empty, there should have some activities |
| // resuming or resumed. Make sure these activities are idle. |
| final ActivityStack stack = display.getFocusedStack(); |
| if (stack == null || !stack.hasActivity()) { |
| continue; |
| } |
| final ActivityRecord resumedActivity = stack.getResumedActivity(); |
| if (resumedActivity == null || !resumedActivity.idle) { |
| if (DEBUG_STATES) { |
| Slog.d(TAG_STATES, "allResumedActivitiesIdle: stack=" |
| + stack.getRootTaskId() + " " + resumedActivity + " not idle"); |
| } |
| return false; |
| } |
| } |
| // Send launch end powerhint when idle |
| sendPowerHintForLaunchEndIfNeeded(); |
| return true; |
| } |
| |
| boolean allResumedActivitiesVisible() { |
| boolean foundResumed = false; |
| for (int displayNdx = getChildCount() - 1; displayNdx >= 0; --displayNdx) { |
| final DisplayContent display = getChildAt(displayNdx); |
| for (int stackNdx = display.getStackCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getStackAt(stackNdx); |
| final ActivityRecord r = stack.getResumedActivity(); |
| if (r != null) { |
| if (!r.nowVisible) { |
| return false; |
| } |
| foundResumed = true; |
| } |
| } |
| } |
| return foundResumed; |
| } |
| |
| boolean allPausedActivitiesComplete() { |
| boolean pausing = true; |
| for (int displayNdx = getChildCount() - 1; displayNdx >= 0; --displayNdx) { |
| final DisplayContent display = getChildAt(displayNdx); |
| for (int stackNdx = display.getStackCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getStackAt(stackNdx); |
| final ActivityRecord r = stack.mPausingActivity; |
| if (r != null && !r.isState(PAUSED, STOPPED, STOPPING)) { |
| if (DEBUG_STATES) { |
| Slog.d(TAG_STATES, |
| "allPausedActivitiesComplete: r=" + r + " state=" + r.getState()); |
| pausing = false; |
| } else { |
| return false; |
| } |
| } |
| } |
| } |
| return pausing; |
| } |
| |
| /** |
| * Find all visible task stacks containing {@param userId} and intercept them with an activity |
| * to block out the contents and possibly start a credential-confirming intent. |
| * |
| * @param userId user handle for the locked managed profile. |
| */ |
| void lockAllProfileTasks(@UserIdInt int userId) { |
| mService.deferWindowLayout(); |
| try { |
| final PooledConsumer c = PooledLambda.obtainConsumer( |
| RootWindowContainer::taskTopActivityIsUser, this, PooledLambda.__(Task.class), |
| userId); |
| forAllTasks(c); |
| c.recycle(); |
| } finally { |
| mService.continueWindowLayout(); |
| } |
| } |
| |
| /** |
| * Detects whether we should show a lock screen in front of this task for a locked user. |
| * <p> |
| * We'll do this if either of the following holds: |
| * <ul> |
| * <li>The top activity explicitly belongs to {@param userId}.</li> |
| * <li>The top activity returns a result to an activity belonging to {@param userId}.</li> |
| * </ul> |
| * |
| * @return {@code true} if the top activity looks like it belongs to {@param userId}. |
| */ |
| private void taskTopActivityIsUser(Task task, @UserIdInt int userId) { |
| // TODO(b/80414790): having utilities to loop for all leaf tasks from caller vs. checking |
| // leaf tasks here. |
| if (!task.isLeafTask()) { |
| // No op if not a leaf task since we don't want to report root tasks to |
| // TaskStackListeners. |
| return; |
| } |
| |
| // To handle the case that work app is in the task but just is not the top one. |
| final ActivityRecord activityRecord = task.getTopNonFinishingActivity(); |
| final ActivityRecord resultTo = (activityRecord != null ? activityRecord.resultTo : null); |
| |
| // Check the task for a top activity belonging to userId, or returning a |
| // result to an activity belonging to userId. Example case: a document |
| // picker for personal files, opened by a work app, should still get locked. |
| if ((activityRecord != null && activityRecord.mUserId == userId) |
| || (resultTo != null && resultTo.mUserId == userId)) { |
| mService.getTaskChangeNotificationController().notifyTaskProfileLocked( |
| task.mTaskId, userId); |
| } |
| } |
| |
| void cancelInitializingActivities() { |
| for (int displayNdx = getChildCount() - 1; displayNdx >= 0; --displayNdx) { |
| final DisplayContent display = getChildAt(displayNdx); |
| for (int stackNdx = display.getStackCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getStackAt(stackNdx); |
| stack.cancelInitializingActivities(); |
| } |
| } |
| } |
| |
| Task anyTaskForId(int id) { |
| return anyTaskForId(id, MATCH_TASK_IN_STACKS_OR_RECENT_TASKS_AND_RESTORE); |
| } |
| |
| Task anyTaskForId(int id, @RootWindowContainer.AnyTaskForIdMatchTaskMode int matchMode) { |
| return anyTaskForId(id, matchMode, null, !ON_TOP); |
| } |
| |
| /** |
| * Returns a {@link Task} for the input id if available. {@code null} otherwise. |
| * @param id Id of the task we would like returned. |
| * @param matchMode The mode to match the given task id in. |
| * @param aOptions The activity options to use for restoration. Can be null. |
| * @param onTop If the stack for the task should be the topmost on the display. |
| */ |
| Task anyTaskForId(int id, @RootWindowContainer.AnyTaskForIdMatchTaskMode int matchMode, |
| @Nullable ActivityOptions aOptions, boolean onTop) { |
| // If options are set, ensure that we are attempting to actually restore a task |
| if (matchMode != MATCH_TASK_IN_STACKS_OR_RECENT_TASKS_AND_RESTORE && aOptions != null) { |
| throw new IllegalArgumentException("Should not specify activity options for non-restore" |
| + " lookup"); |
| } |
| |
| final PooledPredicate p = PooledLambda.obtainPredicate( |
| Task::isTaskId, PooledLambda.__(Task.class), id); |
| Task task = getTask(p); |
| p.recycle(); |
| |
| if (task != null) { |
| if (aOptions != null) { |
| // Resolve the stack the task should be placed in now based on options |
| // and reparent if needed. |
| final ActivityStack launchStack = |
| getLaunchStack(null, aOptions, task, onTop); |
| if (launchStack != null && task.getStack() != launchStack) { |
| final int reparentMode = onTop |
| ? REPARENT_MOVE_STACK_TO_FRONT : REPARENT_LEAVE_STACK_IN_PLACE; |
| task.reparent(launchStack, onTop, reparentMode, ANIMATE, DEFER_RESUME, |
| "anyTaskForId"); |
| } |
| } |
| return task; |
| } |
| |
| // If we are matching stack tasks only, return now |
| if (matchMode == MATCH_TASK_IN_STACKS_ONLY) { |
| return null; |
| } |
| |
| // Otherwise, check the recent tasks and return if we find it there and we are not restoring |
| // the task from recents |
| if (DEBUG_RECENTS) Slog.v(TAG_RECENTS, "Looking for task id=" + id + " in recents"); |
| task = mStackSupervisor.mRecentTasks.getTask(id); |
| |
| if (task == null) { |
| if (DEBUG_RECENTS) { |
| Slog.d(TAG_RECENTS, "\tDidn't find task id=" + id + " in recents"); |
| } |
| |
| return null; |
| } |
| |
| if (matchMode == MATCH_TASK_IN_STACKS_OR_RECENT_TASKS) { |
| return task; |
| } |
| |
| // Implicitly, this case is MATCH_TASK_IN_STACKS_OR_RECENT_TASKS_AND_RESTORE |
| if (!mStackSupervisor.restoreRecentTaskLocked(task, aOptions, onTop)) { |
| if (DEBUG_RECENTS) Slog.w(TAG_RECENTS, |
| "Couldn't restore task id=" + id + " found in recents"); |
| return null; |
| } |
| if (DEBUG_RECENTS) Slog.w(TAG_RECENTS, "Restored task id=" + id + " from in recents"); |
| return task; |
| } |
| |
| ActivityRecord isInAnyStack(IBinder token) { |
| int numDisplays = getChildCount(); |
| for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { |
| final DisplayContent display = getChildAt(displayNdx); |
| for (int stackNdx = display.getStackCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getStackAt(stackNdx); |
| final ActivityRecord r = stack.isInStackLocked(token); |
| if (r != null) { |
| return r; |
| } |
| } |
| } |
| return null; |
| } |
| |
| @VisibleForTesting |
| void getRunningTasks(int maxNum, List<ActivityManager.RunningTaskInfo> list, |
| @WindowConfiguration.ActivityType int ignoreActivityType, |
| @WindowConfiguration.WindowingMode int ignoreWindowingMode, int callingUid, |
| boolean allowed, boolean crossUser, ArraySet<Integer> profileIds) { |
| mStackSupervisor.getRunningTasks().getTasks(maxNum, list, ignoreActivityType, |
| ignoreWindowingMode, this, callingUid, allowed, crossUser, profileIds); |
| } |
| |
| void sendPowerHintForLaunchStartIfNeeded(boolean forceSend, ActivityRecord targetActivity) { |
| boolean sendHint = forceSend; |
| |
| if (!sendHint) { |
| // Send power hint if we don't know what we're launching yet |
| sendHint = targetActivity == null || targetActivity.app == null; |
| } |
| |
| if (!sendHint) { // targetActivity != null |
| // Send power hint when the activity's process is different than the current resumed |
| // activity on all displays, or if there are no resumed activities in the system. |
| boolean noResumedActivities = true; |
| boolean allFocusedProcessesDiffer = true; |
| for (int displayNdx = 0; displayNdx < getChildCount(); ++displayNdx) { |
| final DisplayContent displayContent = getChildAt(displayNdx); |
| final ActivityRecord resumedActivity = displayContent.getResumedActivity(); |
| final WindowProcessController resumedActivityProcess = |
| resumedActivity == null ? null : resumedActivity.app; |
| |
| noResumedActivities &= resumedActivityProcess == null; |
| if (resumedActivityProcess != null) { |
| allFocusedProcessesDiffer &= !resumedActivityProcess.equals(targetActivity.app); |
| } |
| } |
| sendHint = noResumedActivities || allFocusedProcessesDiffer; |
| } |
| |
| if (sendHint && mService.mPowerManagerInternal != null) { |
| mService.mPowerManagerInternal.powerHint(PowerHint.LAUNCH, 1); |
| mPowerHintSent = true; |
| } |
| } |
| |
| void sendPowerHintForLaunchEndIfNeeded() { |
| // Trigger launch power hint if activity is launched |
| if (mPowerHintSent && mService.mPowerManagerInternal != null) { |
| mService.mPowerManagerInternal.powerHint(PowerHint.LAUNCH, 0); |
| mPowerHintSent = false; |
| } |
| } |
| |
| private void calculateDefaultMinimalSizeOfResizeableTasks() { |
| final Resources res = mService.mContext.getResources(); |
| final float minimalSize = res.getDimension( |
| com.android.internal.R.dimen.default_minimal_size_resizable_task); |
| final DisplayMetrics dm = res.getDisplayMetrics(); |
| |
| mDefaultMinSizeOfResizeableTaskDp = (int) (minimalSize / dm.density); |
| } |
| |
| /** |
| * Dumps the activities matching the given {@param name} in the either the focused stack |
| * or all visible stacks if {@param dumpVisibleStacks} is true. |
| */ |
| ArrayList<ActivityRecord> getDumpActivities(String name, boolean dumpVisibleStacksOnly, |
| boolean dumpFocusedStackOnly) { |
| if (dumpFocusedStackOnly) { |
| return getTopDisplayFocusedStack().getDumpActivitiesLocked(name); |
| } else { |
| ArrayList<ActivityRecord> activities = new ArrayList<>(); |
| int numDisplays = getChildCount(); |
| for (int displayNdx = 0; displayNdx < numDisplays; ++displayNdx) { |
| final DisplayContent display = getChildAt(displayNdx); |
| for (int stackNdx = display.getStackCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = display.getStackAt(stackNdx); |
| if (!dumpVisibleStacksOnly || stack.shouldBeVisible(null)) { |
| activities.addAll(stack.getDumpActivitiesLocked(name)); |
| } |
| } |
| } |
| return activities; |
| } |
| } |
| |
| public void dump(PrintWriter pw, String prefix) { |
| pw.print(prefix); |
| pw.println("topDisplayFocusedStack=" + getTopDisplayFocusedStack()); |
| for (int i = getChildCount() - 1; i >= 0; --i) { |
| final DisplayContent display = getChildAt(i); |
| display.dump(pw, prefix, true /* dumpAll */); |
| } |
| } |
| |
| /** |
| * Dump all connected displays' configurations. |
| * @param prefix Prefix to apply to each line of the dump. |
| */ |
| void dumpDisplayConfigs(PrintWriter pw, String prefix) { |
| pw.print(prefix); pw.println("Display override configurations:"); |
| final int displayCount = getChildCount(); |
| for (int i = 0; i < displayCount; i++) { |
| final DisplayContent displayContent = getChildAt(i); |
| pw.print(prefix); pw.print(" "); pw.print(displayContent.mDisplayId); pw.print(": "); |
| pw.println(displayContent.getRequestedOverrideConfiguration()); |
| } |
| } |
| |
| boolean dumpActivities(FileDescriptor fd, PrintWriter pw, boolean dumpAll, boolean dumpClient, |
| String dumpPackage) { |
| boolean printed = false; |
| boolean needSep = false; |
| for (int displayNdx = getChildCount() - 1; displayNdx >= 0; --displayNdx) { |
| DisplayContent displayContent = getChildAt(displayNdx); |
| pw.print("Display #"); pw.print(displayContent.mDisplayId); |
| pw.println(" (activities from top to bottom):"); |
| for (int stackNdx = displayContent.getStackCount() - 1; stackNdx >= 0; --stackNdx) { |
| final ActivityStack stack = displayContent.getStackAt(stackNdx); |
| pw.println(); |
| printed = stack.dump(fd, pw, dumpAll, dumpClient, dumpPackage, needSep); |
| needSep = printed; |
| } |
| printThisActivity(pw, displayContent.getResumedActivity(), dumpPackage, needSep, |
| " ResumedActivity:"); |
| } |
| |
| printed |= dumpHistoryList(fd, pw, mStackSupervisor.mFinishingActivities, " ", |
| "Fin", false, !dumpAll, |
| false, dumpPackage, true, " Activities waiting to finish:", null); |
| printed |= dumpHistoryList(fd, pw, mStackSupervisor.mStoppingActivities, " ", |
| "Stop", false, !dumpAll, |
| false, dumpPackage, true, " Activities waiting to stop:", null); |
| |
| return printed; |
| } |
| |
| private final class SleepTokenImpl extends ActivityTaskManagerInternal.SleepToken { |
| private final String mTag; |
| private final long mAcquireTime; |
| private final int mDisplayId; |
| |
| public SleepTokenImpl(String tag, int displayId) { |
| mTag = tag; |
| mDisplayId = displayId; |
| mAcquireTime = SystemClock.uptimeMillis(); |
| } |
| |
| @Override |
| public void release() { |
| synchronized (mService.mGlobalLock) { |
| removeSleepToken(this); |
| } |
| } |
| |
| @Override |
| public String toString() { |
| return "{\"" + mTag + "\", display " + mDisplayId |
| + ", acquire at " + TimeUtils.formatUptime(mAcquireTime) + "}"; |
| } |
| } |
| } |