| /* |
| * 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.content.pm.ActivityInfo.SCREEN_ORIENTATION_UNSPECIFIED; |
| import static android.view.WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER; |
| |
| import static com.android.server.wm.AppTransition.TRANSIT_DOCK_TASK_FROM_RECENTS; |
| import static com.android.server.wm.AppTransition.TRANSIT_UNSET; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_ADD_REMOVE; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_APP_TRANSITIONS; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_ORIENTATION; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_SCREENSHOT; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_STARTING_WINDOW; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_TOKEN_MOVEMENT; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_VISIBILITY; |
| import static com.android.server.wm.WindowManagerDebugConfig.TAG_WM; |
| |
| import android.app.ActivityManager.TaskSnapshot; |
| import android.content.res.CompatibilityInfo; |
| import android.content.res.Configuration; |
| import android.graphics.Bitmap; |
| import android.graphics.Rect; |
| import android.os.Debug; |
| import android.os.Handler; |
| import android.os.IBinder; |
| import android.os.Looper; |
| import android.os.Message; |
| import android.os.Trace; |
| import android.util.Slog; |
| import android.view.DisplayInfo; |
| import android.view.IApplicationToken; |
| import android.view.WindowManagerPolicy.StartingSurface; |
| |
| import com.android.internal.annotations.VisibleForTesting; |
| import com.android.server.AttributeCache; |
| /** |
| * Controller for the app window token container. This is created by activity manager to link |
| * activity records to the app window token container they use in window manager. |
| * |
| * Test class: {@link AppWindowContainerControllerTests} |
| */ |
| public class AppWindowContainerController |
| extends WindowContainerController<AppWindowToken, AppWindowContainerListener> { |
| |
| private static final int STARTING_WINDOW_TYPE_NONE = 0; |
| private static final int STARTING_WINDOW_TYPE_SNAPSHOT = 1; |
| private static final int STARTING_WINDOW_TYPE_SPLASH_SCREEN = 2; |
| |
| private final IApplicationToken mToken; |
| private final Handler mHandler; |
| |
| private final class H extends Handler { |
| public static final int NOTIFY_WINDOWS_DRAWN = 1; |
| public static final int NOTIFY_STARTING_WINDOW_DRAWN = 2; |
| |
| public H(Looper looper) { |
| super(looper); |
| } |
| |
| @Override |
| public void handleMessage(Message msg) { |
| switch (msg.what) { |
| case NOTIFY_WINDOWS_DRAWN: |
| if (mListener == null) { |
| return; |
| } |
| if (DEBUG_VISIBILITY) Slog.v(TAG_WM, "Reporting drawn in " |
| + AppWindowContainerController.this.mToken); |
| mListener.onWindowsDrawn(msg.getWhen()); |
| break; |
| case NOTIFY_STARTING_WINDOW_DRAWN: |
| if (mListener == null) { |
| return; |
| } |
| if (DEBUG_VISIBILITY) Slog.v(TAG_WM, "Reporting drawn in " |
| + AppWindowContainerController.this.mToken); |
| mListener.onStartingWindowDrawn(msg.getWhen()); |
| break; |
| default: |
| break; |
| } |
| } |
| } |
| |
| private final Runnable mOnWindowsVisible = () -> { |
| if (mListener == null) { |
| return; |
| } |
| if (DEBUG_VISIBILITY) Slog.v(TAG_WM, "Reporting visible in " |
| + AppWindowContainerController.this.mToken); |
| mListener.onWindowsVisible(); |
| }; |
| |
| private final Runnable mOnWindowsGone = () -> { |
| if (mListener == null) { |
| return; |
| } |
| if (DEBUG_VISIBILITY) Slog.v(TAG_WM, "Reporting gone in " |
| + AppWindowContainerController.this.mToken); |
| mListener.onWindowsGone(); |
| }; |
| |
| private final Runnable mRemoveStartingWindow = () -> { |
| StartingSurface surface = null; |
| synchronized (mWindowMap) { |
| if (mContainer == null) { |
| if (DEBUG_STARTING_WINDOW) Slog.v(TAG_WM, "mContainer was null while trying to" |
| + " remove starting window"); |
| return; |
| } |
| if (DEBUG_STARTING_WINDOW) Slog.v(TAG_WM, "Remove starting " + mContainer |
| + ": startingWindow=" + mContainer.startingWindow |
| + " startingView=" + mContainer.startingSurface); |
| if (mContainer.startingData != null) { |
| surface = mContainer.startingSurface; |
| mContainer.startingData = null; |
| mContainer.startingSurface = null; |
| mContainer.startingWindow = null; |
| mContainer.startingDisplayed = false; |
| if (surface == null && DEBUG_STARTING_WINDOW) { |
| Slog.v(TAG_WM, "startingWindow was set but startingSurface==null, couldn't " |
| + "remove"); |
| } |
| } else if (DEBUG_STARTING_WINDOW) { |
| Slog.v(TAG_WM, "Tried to remove starting window but startingWindow was null:" |
| + mContainer); |
| } |
| } |
| if (surface != null) { |
| try { |
| surface.remove(); |
| } catch (Exception e) { |
| Slog.w(TAG_WM, "Exception when removing starting window", e); |
| } |
| } |
| }; |
| |
| private final Runnable mAddStartingWindow = () -> { |
| final StartingData startingData; |
| final AppWindowToken container; |
| |
| synchronized (mWindowMap) { |
| if (mContainer == null) { |
| if (DEBUG_STARTING_WINDOW) Slog.v(TAG_WM, "mContainer was null while trying to" |
| + " add starting window"); |
| return; |
| } |
| startingData = mContainer.startingData; |
| container = mContainer; |
| } |
| |
| if (startingData == null) { |
| // Animation has been canceled... do nothing. |
| if (DEBUG_STARTING_WINDOW) Slog.v(TAG_WM, "startingData was nulled out before handling" |
| + " mAddStartingWindow: " + mContainer); |
| return; |
| } |
| |
| if (DEBUG_STARTING_WINDOW) Slog.v(TAG_WM, "Add starting " |
| + this + ": startingData=" + container.startingData); |
| |
| StartingSurface surface = null; |
| try { |
| surface = startingData.createStartingSurface(container); |
| } catch (Exception e) { |
| Slog.w(TAG_WM, "Exception when adding starting window", e); |
| } |
| if (surface != null) { |
| boolean abort = false; |
| synchronized(mWindowMap) { |
| // If the window was successfully added, then |
| // we need to remove it. |
| if (container.removed || container.startingData == null) { |
| if (DEBUG_STARTING_WINDOW) Slog.v(TAG_WM, |
| "Aborted starting " + container |
| + ": removed=" + container.removed |
| + " startingData=" + container.startingData); |
| container.startingWindow = null; |
| container.startingData = null; |
| abort = true; |
| } else { |
| container.startingSurface = surface; |
| } |
| if (DEBUG_STARTING_WINDOW && !abort) Slog.v(TAG_WM, |
| "Added starting " + mContainer |
| + ": startingWindow=" |
| + container.startingWindow + " startingView=" |
| + container.startingSurface); |
| } |
| if (abort) { |
| surface.remove(); |
| } |
| } else if (DEBUG_STARTING_WINDOW) { |
| Slog.v(TAG_WM, "Surface returned was null: " + mContainer); |
| } |
| }; |
| |
| public AppWindowContainerController(TaskWindowContainerController taskController, |
| IApplicationToken token, AppWindowContainerListener listener, int index, |
| int requestedOrientation, boolean fullscreen, boolean showForAllUsers, int configChanges, |
| boolean voiceInteraction, boolean launchTaskBehind, boolean alwaysFocusable, |
| int targetSdkVersion, int rotationAnimationHint, long inputDispatchingTimeoutNanos, |
| Configuration overrideConfig, Rect bounds) { |
| this(taskController, token, listener, index, requestedOrientation, fullscreen, |
| showForAllUsers, |
| configChanges, voiceInteraction, launchTaskBehind, alwaysFocusable, |
| targetSdkVersion, rotationAnimationHint, inputDispatchingTimeoutNanos, |
| WindowManagerService.getInstance(), overrideConfig, bounds); |
| } |
| |
| public AppWindowContainerController(TaskWindowContainerController taskController, |
| IApplicationToken token, AppWindowContainerListener listener, int index, |
| int requestedOrientation, boolean fullscreen, boolean showForAllUsers, int configChanges, |
| boolean voiceInteraction, boolean launchTaskBehind, boolean alwaysFocusable, |
| int targetSdkVersion, int rotationAnimationHint, long inputDispatchingTimeoutNanos, |
| WindowManagerService service, Configuration overrideConfig, Rect bounds) { |
| super(listener, service); |
| mHandler = new H(service.mH.getLooper()); |
| mToken = token; |
| synchronized(mWindowMap) { |
| AppWindowToken atoken = mRoot.getAppWindowToken(mToken.asBinder()); |
| if (atoken != null) { |
| // TODO: Should this throw an exception instead? |
| Slog.w(TAG_WM, "Attempted to add existing app token: " + mToken); |
| return; |
| } |
| |
| final Task task = taskController.mContainer; |
| if (task == null) { |
| throw new IllegalArgumentException("AppWindowContainerController: invalid " |
| + " controller=" + taskController); |
| } |
| |
| atoken = createAppWindow(mService, token, voiceInteraction, task.getDisplayContent(), |
| inputDispatchingTimeoutNanos, fullscreen, showForAllUsers, targetSdkVersion, |
| requestedOrientation, rotationAnimationHint, configChanges, launchTaskBehind, |
| alwaysFocusable, this, overrideConfig, bounds); |
| if (DEBUG_TOKEN_MOVEMENT || DEBUG_ADD_REMOVE) Slog.v(TAG_WM, "addAppToken: " + atoken |
| + " controller=" + taskController + " at " + index); |
| task.addChild(atoken, index); |
| } |
| } |
| |
| @VisibleForTesting |
| AppWindowToken createAppWindow(WindowManagerService service, IApplicationToken token, |
| boolean voiceInteraction, DisplayContent dc, long inputDispatchingTimeoutNanos, |
| boolean fullscreen, boolean showForAllUsers, int targetSdk, int orientation, |
| int rotationAnimationHint, int configChanges, boolean launchTaskBehind, |
| boolean alwaysFocusable, AppWindowContainerController controller, |
| Configuration overrideConfig, Rect bounds) { |
| return new AppWindowToken(service, token, voiceInteraction, dc, |
| inputDispatchingTimeoutNanos, fullscreen, showForAllUsers, targetSdk, orientation, |
| rotationAnimationHint, configChanges, launchTaskBehind, alwaysFocusable, |
| controller, overrideConfig, bounds); |
| } |
| |
| public void removeContainer(int displayId) { |
| synchronized(mWindowMap) { |
| final DisplayContent dc = mRoot.getDisplayContent(displayId); |
| if (dc == null) { |
| Slog.w(TAG_WM, "removeAppToken: Attempted to remove binder token: " |
| + mToken + " from non-existing displayId=" + displayId); |
| return; |
| } |
| dc.removeAppToken(mToken.asBinder()); |
| super.removeContainer(); |
| } |
| } |
| |
| @Override |
| public void removeContainer() { |
| throw new UnsupportedOperationException("Use removeContainer(displayId) instead."); |
| } |
| |
| public void reparent(TaskWindowContainerController taskController, int position) { |
| synchronized (mWindowMap) { |
| if (DEBUG_ADD_REMOVE) Slog.i(TAG_WM, "reparent: moving app token=" + mToken |
| + " to task=" + taskController + " at " + position); |
| if (mContainer == null) { |
| if (DEBUG_ADD_REMOVE) Slog.i(TAG_WM, |
| "reparent: could not find app token=" + mToken); |
| return; |
| } |
| final Task task = taskController.mContainer; |
| if (task == null) { |
| throw new IllegalArgumentException("reparent: could not find task=" |
| + taskController); |
| } |
| mContainer.reparent(task, position); |
| mContainer.getDisplayContent().layoutAndAssignWindowLayersIfNeeded(); |
| } |
| } |
| |
| public Configuration setOrientation(int requestedOrientation, int displayId, |
| Configuration displayConfig, boolean freezeScreenIfNeeded) { |
| synchronized(mWindowMap) { |
| if (mContainer == null) { |
| Slog.w(TAG_WM, |
| "Attempted to set orientation of non-existing app token: " + mToken); |
| return null; |
| } |
| |
| mContainer.setOrientation(requestedOrientation); |
| |
| final IBinder binder = freezeScreenIfNeeded ? mToken.asBinder() : null; |
| return mService.updateOrientationFromAppTokens(displayConfig, binder, displayId); |
| |
| } |
| } |
| |
| public int getOrientation() { |
| synchronized(mWindowMap) { |
| if (mContainer == null) { |
| return SCREEN_ORIENTATION_UNSPECIFIED; |
| } |
| |
| return mContainer.getOrientationIgnoreVisibility(); |
| } |
| } |
| |
| // TODO(b/36505427): Maybe move to WindowContainerController so other sub-classes can use it as |
| // a generic way to set override config. Need to untangle current ways the override config is |
| // currently set for tasks and displays before we are doing that though. |
| public void onOverrideConfigurationChanged(Configuration overrideConfiguration, Rect bounds) { |
| synchronized(mWindowMap) { |
| if (mContainer != null) { |
| mContainer.onOverrideConfigurationChanged(overrideConfiguration, bounds); |
| } |
| } |
| } |
| |
| public void setDisablePreviewScreenshots(boolean disable) { |
| synchronized (mWindowMap) { |
| if (mContainer == null) { |
| Slog.w(TAG_WM, "Attempted to set disable screenshots of non-existing app" |
| + " token: " + mToken); |
| return; |
| } |
| mContainer.setDisablePreviewScreenshots(disable); |
| } |
| } |
| |
| public void setVisibility(boolean visible, boolean deferHidingClient) { |
| synchronized(mWindowMap) { |
| if (mContainer == null) { |
| Slog.w(TAG_WM, "Attempted to set visibility of non-existing app token: " |
| + mToken); |
| return; |
| } |
| |
| final AppWindowToken wtoken = mContainer; |
| |
| // Don't set visibility to false if we were already not visible. This prevents WM from |
| // adding the app to the closing app list which doesn't make sense for something that is |
| // already not visible. However, set visibility to true even if we are already visible. |
| // This makes sure the app is added to the opening apps list so that the right |
| // transition can be selected. |
| // TODO: Probably a good idea to separate the concept of opening/closing apps from the |
| // concept of setting visibility... |
| if (!visible && wtoken.hiddenRequested) { |
| |
| if (!deferHidingClient && wtoken.mDeferHidingClient) { |
| // We previously deferred telling the client to hide itself when visibility was |
| // initially set to false. Now we would like it to hide, so go ahead and set it. |
| wtoken.mDeferHidingClient = deferHidingClient; |
| wtoken.setClientHidden(true); |
| } |
| return; |
| } |
| |
| if (DEBUG_APP_TRANSITIONS || DEBUG_ORIENTATION) Slog.v(TAG_WM, "setAppVisibility(" |
| + mToken + ", visible=" + visible + "): " + mService.mAppTransition |
| + " hidden=" + wtoken.hidden + " hiddenRequested=" |
| + wtoken.hiddenRequested + " Callers=" + Debug.getCallers(6)); |
| |
| mService.mOpeningApps.remove(wtoken); |
| mService.mClosingApps.remove(wtoken); |
| wtoken.waitingToShow = false; |
| wtoken.hiddenRequested = !visible; |
| wtoken.mDeferHidingClient = deferHidingClient; |
| |
| if (!visible) { |
| // If the app is dead while it was visible, we kept its dead window on screen. |
| // Now that the app is going invisible, we can remove it. It will be restarted |
| // if made visible again. |
| wtoken.removeDeadWindows(); |
| wtoken.setVisibleBeforeClientHidden(); |
| mService.mUnknownAppVisibilityController.appRemovedOrHidden(wtoken); |
| } else { |
| if (!mService.mAppTransition.isTransitionSet() |
| && mService.mAppTransition.isReady()) { |
| // Add the app mOpeningApps if transition is unset but ready. This means |
| // we're doing a screen freeze, and the unfreeze will wait for all opening |
| // apps to be ready. |
| mService.mOpeningApps.add(wtoken); |
| } |
| wtoken.startingMoved = false; |
| // If the token is currently hidden (should be the common case), or has been |
| // stopped, then we need to set up to wait for its windows to be ready. |
| if (wtoken.hidden || wtoken.mAppStopped) { |
| wtoken.clearAllDrawn(); |
| |
| // If the app was already visible, don't reset the waitingToShow state. |
| if (wtoken.hidden) { |
| wtoken.waitingToShow = true; |
| } |
| |
| if (wtoken.isClientHidden()) { |
| // In the case where we are making an app visible but holding off for a |
| // transition, we still need to tell the client to make its windows visible |
| // so they get drawn. Otherwise, we will wait on performing the transition |
| // until all windows have been drawn, they never will be, and we are sad. |
| wtoken.setClientHidden(false); |
| } |
| } |
| wtoken.requestUpdateWallpaperIfNeeded(); |
| |
| if (DEBUG_ADD_REMOVE) Slog.v(TAG_WM, "No longer Stopped: " + wtoken); |
| wtoken.mAppStopped = false; |
| } |
| |
| // If we are preparing an app transition, then delay changing |
| // the visibility of this token until we execute that transition. |
| if (mService.okToDisplay() && mService.mAppTransition.isTransitionSet()) { |
| // A dummy animation is a placeholder animation which informs others that an |
| // animation is going on (in this case an application transition). If the animation |
| // was transferred from another application/animator, no dummy animator should be |
| // created since an animation is already in progress. |
| if (wtoken.mAppAnimator.usingTransferredAnimation |
| && wtoken.mAppAnimator.animation == null) { |
| Slog.wtf(TAG_WM, "Will NOT set dummy animation on: " + wtoken |
| + ", using null transferred animation!"); |
| } |
| if (!wtoken.mAppAnimator.usingTransferredAnimation && |
| (!wtoken.startingDisplayed || mService.mSkipAppTransitionAnimation)) { |
| if (DEBUG_APP_TRANSITIONS) Slog.v( |
| TAG_WM, "Setting dummy animation on: " + wtoken); |
| wtoken.mAppAnimator.setDummyAnimation(); |
| } |
| wtoken.inPendingTransaction = true; |
| if (visible) { |
| mService.mOpeningApps.add(wtoken); |
| wtoken.mEnteringAnimation = true; |
| } else { |
| mService.mClosingApps.add(wtoken); |
| wtoken.mEnteringAnimation = false; |
| } |
| if (mService.mAppTransition.getAppTransition() |
| == AppTransition.TRANSIT_TASK_OPEN_BEHIND) { |
| // We're launchingBehind, add the launching activity to mOpeningApps. |
| final WindowState win = |
| mService.getDefaultDisplayContentLocked().findFocusedWindow(); |
| if (win != null) { |
| final AppWindowToken focusedToken = win.mAppToken; |
| if (focusedToken != null) { |
| if (DEBUG_APP_TRANSITIONS) Slog.d(TAG_WM, "TRANSIT_TASK_OPEN_BEHIND, " |
| + " adding " + focusedToken + " to mOpeningApps"); |
| // Force animation to be loaded. |
| focusedToken.hidden = true; |
| mService.mOpeningApps.add(focusedToken); |
| } |
| } |
| } |
| return; |
| } |
| |
| wtoken.setVisibility(null, visible, TRANSIT_UNSET, true, wtoken.mVoiceInteraction); |
| wtoken.updateReportedVisibilityLocked(); |
| } |
| } |
| |
| /** |
| * Notifies that we launched an app that might be visible or not visible depending on what kind |
| * of Keyguard flags it's going to set on its windows. |
| */ |
| public void notifyUnknownVisibilityLaunched() { |
| synchronized(mWindowMap) { |
| if (mContainer != null) { |
| mService.mUnknownAppVisibilityController.notifyLaunched(mContainer); |
| } |
| } |
| } |
| |
| public boolean addStartingWindow(String pkg, int theme, CompatibilityInfo compatInfo, |
| CharSequence nonLocalizedLabel, int labelRes, int icon, int logo, int windowFlags, |
| IBinder transferFrom, boolean newTask, boolean taskSwitch, boolean processRunning, |
| boolean allowTaskSnapshot, boolean activityCreated, boolean fromRecents) { |
| synchronized(mWindowMap) { |
| if (DEBUG_STARTING_WINDOW) Slog.v(TAG_WM, "setAppStartingWindow: token=" + mToken |
| + " pkg=" + pkg + " transferFrom=" + transferFrom + " newTask=" + newTask |
| + " taskSwitch=" + taskSwitch + " processRunning=" + processRunning |
| + " allowTaskSnapshot=" + allowTaskSnapshot); |
| |
| if (mContainer == null) { |
| Slog.w(TAG_WM, "Attempted to set icon of non-existing app token: " + mToken); |
| return false; |
| } |
| |
| // If the display is frozen, we won't do anything until the actual window is |
| // displayed so there is no reason to put in the starting window. |
| if (!mService.okToDisplay()) { |
| return false; |
| } |
| |
| if (mContainer.startingData != null) { |
| return false; |
| } |
| |
| final WindowState mainWin = mContainer.findMainWindow(); |
| if (mainWin != null && mainWin.isVisible() && mainWin.isDrawnLw()) { |
| // App already has a visible window that is drawn...why would you want a starting |
| // window? |
| return false; |
| } |
| |
| final TaskSnapshot snapshot = mService.mTaskSnapshotController.getSnapshot( |
| mContainer.getTask().mTaskId, mContainer.getTask().mUserId, |
| false /* restoreFromDisk */, false /* reducedResolution */); |
| final int type = getStartingWindowType(newTask, taskSwitch, processRunning, |
| allowTaskSnapshot, activityCreated, fromRecents, snapshot); |
| |
| if (type == STARTING_WINDOW_TYPE_SNAPSHOT) { |
| return createSnapshot(snapshot); |
| } |
| |
| // If this is a translucent window, then don't show a starting window -- the current |
| // effect (a full-screen opaque starting window that fades away to the real contents |
| // when it is ready) does not work for this. |
| if (DEBUG_STARTING_WINDOW) Slog.v(TAG_WM, "Checking theme of starting window: 0x" |
| + Integer.toHexString(theme)); |
| if (theme != 0) { |
| AttributeCache.Entry ent = AttributeCache.instance().get(pkg, theme, |
| com.android.internal.R.styleable.Window, mService.mCurrentUserId); |
| if (ent == null) { |
| // Whoops! App doesn't exist. Um. Okay. We'll just pretend like we didn't |
| // see that. |
| return false; |
| } |
| final boolean windowIsTranslucent = ent.array.getBoolean( |
| com.android.internal.R.styleable.Window_windowIsTranslucent, false); |
| final boolean windowIsFloating = ent.array.getBoolean( |
| com.android.internal.R.styleable.Window_windowIsFloating, false); |
| final boolean windowShowWallpaper = ent.array.getBoolean( |
| com.android.internal.R.styleable.Window_windowShowWallpaper, false); |
| final boolean windowDisableStarting = ent.array.getBoolean( |
| com.android.internal.R.styleable.Window_windowDisablePreview, false); |
| if (DEBUG_STARTING_WINDOW) Slog.v(TAG_WM, "Translucent=" + windowIsTranslucent |
| + " Floating=" + windowIsFloating |
| + " ShowWallpaper=" + windowShowWallpaper); |
| if (windowIsTranslucent) { |
| return false; |
| } |
| if (windowIsFloating || windowDisableStarting) { |
| return false; |
| } |
| if (windowShowWallpaper) { |
| if (mContainer.getDisplayContent().mWallpaperController.getWallpaperTarget() |
| == null) { |
| // If this theme is requesting a wallpaper, and the wallpaper |
| // is not currently visible, then this effectively serves as |
| // an opaque window and our starting window transition animation |
| // can still work. We just need to make sure the starting window |
| // is also showing the wallpaper. |
| windowFlags |= FLAG_SHOW_WALLPAPER; |
| } else { |
| return false; |
| } |
| } |
| } |
| |
| if (mContainer.transferStartingWindow(transferFrom)) { |
| return true; |
| } |
| |
| // There is no existing starting window, and we don't want to create a splash screen, so |
| // that's it! |
| if (type != STARTING_WINDOW_TYPE_SPLASH_SCREEN) { |
| return false; |
| } |
| |
| if (DEBUG_STARTING_WINDOW) Slog.v(TAG_WM, "Creating SplashScreenStartingData"); |
| mContainer.startingData = new SplashScreenStartingData(mService, pkg, theme, |
| compatInfo, nonLocalizedLabel, labelRes, icon, logo, windowFlags, |
| mContainer.getMergedOverrideConfiguration()); |
| scheduleAddStartingWindow(); |
| } |
| return true; |
| } |
| |
| private int getStartingWindowType(boolean newTask, boolean taskSwitch, boolean processRunning, |
| boolean allowTaskSnapshot, boolean activityCreated, boolean fromRecents, |
| TaskSnapshot snapshot) { |
| if (mService.mAppTransition.getAppTransition() == TRANSIT_DOCK_TASK_FROM_RECENTS) { |
| // TODO(b/34099271): Remove this statement to add back the starting window and figure |
| // out why it causes flickering, the starting window appears over the thumbnail while |
| // the docked from recents transition occurs |
| return STARTING_WINDOW_TYPE_NONE; |
| } else if (newTask || !processRunning || (taskSwitch && !activityCreated)) { |
| return STARTING_WINDOW_TYPE_SPLASH_SCREEN; |
| } else if (taskSwitch && allowTaskSnapshot) { |
| return snapshot == null ? STARTING_WINDOW_TYPE_NONE |
| : snapshotOrientationSameAsTask(snapshot) || fromRecents |
| ? STARTING_WINDOW_TYPE_SNAPSHOT : STARTING_WINDOW_TYPE_SPLASH_SCREEN; |
| } else { |
| return STARTING_WINDOW_TYPE_NONE; |
| } |
| } |
| |
| void scheduleAddStartingWindow() { |
| // Note: we really want to do sendMessageAtFrontOfQueue() because we |
| // want to process the message ASAP, before any other queued |
| // messages. |
| if (DEBUG_STARTING_WINDOW) Slog.v(TAG_WM, "Enqueueing ADD_STARTING"); |
| mService.mAnimationHandler.postAtFrontOfQueue(mAddStartingWindow); |
| } |
| |
| private boolean createSnapshot(TaskSnapshot snapshot) { |
| if (snapshot == null) { |
| return false; |
| } |
| |
| if (DEBUG_STARTING_WINDOW) Slog.v(TAG_WM, "Creating SnapshotStartingData"); |
| mContainer.startingData = new SnapshotStartingData(mService, snapshot); |
| scheduleAddStartingWindow(); |
| return true; |
| } |
| |
| private boolean snapshotOrientationSameAsTask(TaskSnapshot snapshot) { |
| if (snapshot == null) { |
| return false; |
| } |
| return mContainer.getTask().getConfiguration().orientation == snapshot.getOrientation(); |
| } |
| |
| public void removeStartingWindow() { |
| synchronized (mWindowMap) { |
| if (mHandler.hasCallbacks(mRemoveStartingWindow)) { |
| // Already scheduled. |
| if (DEBUG_STARTING_WINDOW) Slog.v(TAG_WM, "Trying to remove starting window but " |
| + "already scheduled"); |
| return; |
| } |
| |
| if (mContainer.startingWindow == null) { |
| if (mContainer.startingData != null) { |
| // Starting window has not been added yet, but it is scheduled to be added. |
| // Go ahead and cancel the request. |
| if (DEBUG_STARTING_WINDOW) Slog.v(TAG_WM, |
| "Clearing startingData for token=" + mContainer); |
| mContainer.startingData = null; |
| } |
| return; |
| } |
| |
| if (DEBUG_STARTING_WINDOW) Slog.v(TAG_WM, "Schedule remove starting " + mContainer |
| + " startingWindow=" + mContainer.startingWindow); |
| mHandler.post(mRemoveStartingWindow); |
| } |
| } |
| |
| public void pauseKeyDispatching() { |
| synchronized (mWindowMap) { |
| if (mContainer != null) { |
| mService.mInputMonitor.pauseDispatchingLw(mContainer); |
| } |
| } |
| } |
| |
| public void resumeKeyDispatching() { |
| synchronized (mWindowMap) { |
| if (mContainer != null) { |
| mService.mInputMonitor.resumeDispatchingLw(mContainer); |
| } |
| } |
| } |
| |
| public void notifyAppResumed(boolean wasStopped) { |
| synchronized(mWindowMap) { |
| if (mContainer == null) { |
| Slog.w(TAG_WM, "Attempted to notify resumed of non-existing app token: " + mToken); |
| return; |
| } |
| mContainer.notifyAppResumed(wasStopped); |
| } |
| } |
| |
| public void notifyAppStopped() { |
| synchronized(mWindowMap) { |
| if (mContainer == null) { |
| Slog.w(TAG_WM, "Attempted to notify stopped of non-existing app token: " |
| + mToken); |
| return; |
| } |
| mContainer.notifyAppStopped(); |
| } |
| } |
| |
| public void startFreezingScreen(int configChanges) { |
| synchronized(mWindowMap) { |
| if (configChanges == 0 && mService.okToDisplay()) { |
| if (DEBUG_ORIENTATION) Slog.v(TAG_WM, "Skipping set freeze of " + mToken); |
| return; |
| } |
| |
| if (mContainer == null) { |
| Slog.w(TAG_WM, |
| "Attempted to freeze screen with non-existing app token: " + mContainer); |
| return; |
| } |
| mContainer.startFreezingScreen(); |
| } |
| } |
| |
| public void stopFreezingScreen(boolean force) { |
| synchronized(mWindowMap) { |
| if (mContainer == null) { |
| return; |
| } |
| if (DEBUG_ORIENTATION) Slog.v(TAG_WM, "Clear freezing of " + mToken + ": hidden=" |
| + mContainer.hidden + " freezing=" + mContainer.mAppAnimator.freezingScreen); |
| mContainer.stopFreezingScreen(true, force); |
| } |
| } |
| |
| /** |
| * Takes a snapshot of the screen. In landscape mode this grabs the whole screen. |
| * In portrait mode, it grabs the full screenshot. |
| * |
| * @param displayId the Display to take a screenshot of. |
| * @param width the width of the target bitmap |
| * @param height the height of the target bitmap |
| * @param frameScale the scale to apply to the frame, only used when width = -1 and height = -1 |
| */ |
| public Bitmap screenshotApplications(int displayId, int width, int height, float frameScale) { |
| try { |
| Trace.traceBegin(Trace.TRACE_TAG_WINDOW_MANAGER, "screenshotApplications"); |
| final DisplayContent dc; |
| synchronized(mWindowMap) { |
| dc = mRoot.getDisplayContentOrCreate(displayId); |
| if (dc == null) { |
| if (DEBUG_SCREENSHOT) Slog.i(TAG_WM, "Screenshot of " + mToken |
| + ": returning null. No Display for displayId=" + displayId); |
| return null; |
| } |
| } |
| return dc.screenshotApplications(mToken.asBinder(), width, height, |
| false /* includeFullDisplay */, frameScale, Bitmap.Config.RGB_565, |
| false /* wallpaperOnly */, false /* includeDecor */); |
| } finally { |
| Trace.traceEnd(Trace.TRACE_TAG_WINDOW_MANAGER); |
| } |
| } |
| |
| void reportStartingWindowDrawn() { |
| mHandler.sendMessage(mHandler.obtainMessage(H.NOTIFY_STARTING_WINDOW_DRAWN)); |
| } |
| |
| void reportWindowsDrawn() { |
| mHandler.sendMessage(mHandler.obtainMessage(H.NOTIFY_WINDOWS_DRAWN)); |
| } |
| |
| void reportWindowsVisible() { |
| mHandler.post(mOnWindowsVisible); |
| } |
| |
| void reportWindowsGone() { |
| mHandler.post(mOnWindowsGone); |
| } |
| |
| /** Calls directly into activity manager so window manager lock shouldn't held. */ |
| boolean keyDispatchingTimedOut(String reason, int windowPid) { |
| return mListener != null && mListener.keyDispatchingTimedOut(reason, windowPid); |
| } |
| |
| @Override |
| public String toString() { |
| return "AppWindowContainerController{" |
| + " token=" + mToken |
| + " mContainer=" + mContainer |
| + " mListener=" + mListener |
| + "}"; |
| } |
| } |
