| /* |
| * Copyright (C) 2011 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.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.pm.ActivityInfo.COLOR_MODE_DEFAULT; |
| import static android.content.pm.ActivityInfo.CONFIG_ORIENTATION; |
| import static android.content.pm.ActivityInfo.CONFIG_SCREEN_SIZE; |
| import static android.content.pm.ActivityInfo.SCREEN_ORIENTATION_BEHIND; |
| import static android.content.pm.ActivityInfo.SCREEN_ORIENTATION_UNSET; |
| import static android.os.Trace.TRACE_TAG_WINDOW_MANAGER; |
| import static android.view.Display.DEFAULT_DISPLAY; |
| import static android.view.WindowManager.LayoutParams.FLAG_DISMISS_KEYGUARD; |
| import static android.view.WindowManager.LayoutParams.FLAG_SECURE; |
| import static android.view.WindowManager.LayoutParams.FLAG_SHOW_WHEN_LOCKED; |
| import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION; |
| import static android.view.WindowManager.LayoutParams.TYPE_APPLICATION_STARTING; |
| import static android.view.WindowManager.LayoutParams.TYPE_BASE_APPLICATION; |
| |
| import static android.view.WindowManager.TRANSIT_WALLPAPER_OPEN; |
| import static com.android.server.policy.WindowManagerPolicy.FINISH_LAYOUT_REDO_ANIM; |
| import static com.android.server.policy.WindowManagerPolicy.FINISH_LAYOUT_REDO_WALLPAPER; |
| import static android.view.WindowManager.TRANSIT_UNSET; |
| |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_ADD_REMOVE; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_ANIM; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_APP_TRANSITIONS; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_FOCUS_LIGHT; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_LAYOUT_REPEATS; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_ORIENTATION; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_STARTING_WINDOW; |
| import static com.android.server.wm.WindowManagerDebugConfig.DEBUG_STARTING_WINDOW_VERBOSE; |
| 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.DEBUG_WINDOW_MOVEMENT; |
| 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.NOTIFY_ACTIVITY_DRAWN; |
| import static com.android.server.wm.WindowManagerService.UPDATE_FOCUS_NORMAL; |
| import static com.android.server.wm.WindowManagerService.UPDATE_FOCUS_WILL_PLACE_SURFACES; |
| import static com.android.server.wm.WindowManagerService.logWithStack; |
| import static com.android.server.wm.AppWindowTokenProto.ALL_DRAWN; |
| import static com.android.server.wm.AppWindowTokenProto.APP_STOPPED; |
| import static com.android.server.wm.AppWindowTokenProto.CLIENT_HIDDEN; |
| import static com.android.server.wm.AppWindowTokenProto.DEFER_HIDING_CLIENT; |
| import static com.android.server.wm.AppWindowTokenProto.FILLS_PARENT; |
| import static com.android.server.wm.AppWindowTokenProto.FROZEN_BOUNDS; |
| import static com.android.server.wm.AppWindowTokenProto.HIDDEN_REQUESTED; |
| import static com.android.server.wm.AppWindowTokenProto.HIDDEN_SET_FROM_TRANSFERRED_STARTING_WINDOW; |
| import static com.android.server.wm.AppWindowTokenProto.IS_REALLY_ANIMATING; |
| import static com.android.server.wm.AppWindowTokenProto.IS_WAITING_FOR_TRANSITION_START; |
| import static com.android.server.wm.AppWindowTokenProto.LAST_ALL_DRAWN; |
| import static com.android.server.wm.AppWindowTokenProto.LAST_SURFACE_SHOWING; |
| import static com.android.server.wm.AppWindowTokenProto.NAME; |
| import static com.android.server.wm.AppWindowTokenProto.NUM_DRAWN_WINDOWS; |
| import static com.android.server.wm.AppWindowTokenProto.NUM_INTERESTING_WINDOWS; |
| import static com.android.server.wm.AppWindowTokenProto.REMOVED; |
| import static com.android.server.wm.AppWindowTokenProto.REPORTED_DRAWN; |
| import static com.android.server.wm.AppWindowTokenProto.REPORTED_VISIBLE; |
| import static com.android.server.wm.AppWindowTokenProto.STARTING_DISPLAYED; |
| import static com.android.server.wm.AppWindowTokenProto.STARTING_MOVED; |
| import static com.android.server.wm.AppWindowTokenProto.STARTING_WINDOW; |
| import static com.android.server.wm.AppWindowTokenProto.THUMBNAIL; |
| import static com.android.server.wm.AppWindowTokenProto.WINDOW_TOKEN; |
| |
| import android.annotation.CallSuper; |
| import android.app.Activity; |
| import android.content.res.Configuration; |
| import android.graphics.GraphicBuffer; |
| import android.graphics.Point; |
| import android.graphics.Rect; |
| import android.os.Binder; |
| import android.os.Debug; |
| import android.os.IBinder; |
| import android.os.RemoteException; |
| import android.os.Trace; |
| import android.util.Slog; |
| import android.util.proto.ProtoOutputStream; |
| import android.view.DisplayInfo; |
| import android.view.IApplicationToken; |
| import android.view.RemoteAnimationDefinition; |
| import android.view.SurfaceControl; |
| import android.view.SurfaceControl.Transaction; |
| import android.view.WindowManager; |
| import android.view.WindowManager.LayoutParams; |
| import android.view.animation.Animation; |
| |
| import com.android.internal.R; |
| import com.android.internal.util.ToBooleanFunction; |
| import com.android.server.input.InputApplicationHandle; |
| import com.android.server.policy.WindowManagerPolicy.StartingSurface; |
| import com.android.server.wm.WindowManagerService.H; |
| |
| import java.io.PrintWriter; |
| import java.util.ArrayDeque; |
| import java.util.ArrayList; |
| |
| class AppTokenList extends ArrayList<AppWindowToken> { |
| } |
| |
| /** |
| * Version of WindowToken that is specifically for a particular application (or |
| * really activity) that is displaying windows. |
| */ |
| class AppWindowToken extends WindowToken implements WindowManagerService.AppFreezeListener { |
| private static final String TAG = TAG_WITH_CLASS_NAME ? "AppWindowToken" : TAG_WM; |
| |
| /** |
| * Value to increment the z-layer when boosting a layer during animations. BOOST in l33tsp34k. |
| */ |
| private static final int Z_BOOST_BASE = 800570000; |
| |
| // Non-null only for application tokens. |
| final IApplicationToken appToken; |
| |
| final boolean mVoiceInteraction; |
| |
| /** @see WindowContainer#fillsParent() */ |
| private boolean mFillsParent; |
| boolean layoutConfigChanges; |
| boolean mShowForAllUsers; |
| int mTargetSdk; |
| |
| // Flag set while reparenting to prevent actions normally triggered by an individual parent |
| // change. |
| private boolean mReparenting; |
| |
| // True if we are current in the process of removing this app token from the display |
| private boolean mRemovingFromDisplay = false; |
| |
| // The input dispatching timeout for this application token in nanoseconds. |
| long mInputDispatchingTimeoutNanos; |
| |
| // These are used for determining when all windows associated with |
| // an activity have been drawn, so they can be made visible together |
| // at the same time. |
| // initialize so that it doesn't match mTransactionSequence which is an int. |
| private long mLastTransactionSequence = Long.MIN_VALUE; |
| private int mNumInterestingWindows; |
| private int mNumDrawnWindows; |
| boolean inPendingTransaction; |
| boolean allDrawn; |
| private boolean mLastAllDrawn; |
| |
| // Set to true when this app creates a surface while in the middle of an animation. In that |
| // case do not clear allDrawn until the animation completes. |
| boolean deferClearAllDrawn; |
| |
| // Is this window's surface needed? This is almost like hidden, except |
| // it will sometimes be true a little earlier: when the token has |
| // been shown, but is still waiting for its app transition to execute |
| // before making its windows shown. |
| boolean hiddenRequested; |
| |
| // Have we told the window clients to hide themselves? |
| private boolean mClientHidden; |
| |
| // If true we will defer setting mClientHidden to true and reporting to the client that it is |
| // hidden. |
| boolean mDeferHidingClient; |
| |
| // Last visibility state we reported to the app token. |
| boolean reportedVisible; |
| |
| // Last drawn state we reported to the app token. |
| private boolean reportedDrawn; |
| |
| // Set to true when the token has been removed from the window mgr. |
| boolean removed; |
| |
| // Information about an application starting window if displayed. |
| StartingData startingData; |
| WindowState startingWindow; |
| StartingSurface startingSurface; |
| boolean startingDisplayed; |
| boolean startingMoved; |
| |
| // True if the hidden state of this token was forced to false due to a transferred starting |
| // window. |
| private boolean mHiddenSetFromTransferredStartingWindow; |
| boolean firstWindowDrawn; |
| private final WindowState.UpdateReportedVisibilityResults mReportedVisibilityResults = |
| new WindowState.UpdateReportedVisibilityResults(); |
| |
| // Input application handle used by the input dispatcher. |
| final InputApplicationHandle mInputApplicationHandle; |
| |
| // TODO: Have a WindowContainer state for tracking exiting/deferred removal. |
| boolean mIsExiting; |
| |
| boolean mLaunchTaskBehind; |
| boolean mEnteringAnimation; |
| |
| private boolean mAlwaysFocusable; |
| |
| boolean mAppStopped; |
| int mRotationAnimationHint; |
| private int mPendingRelaunchCount; |
| |
| private boolean mLastContainsShowWhenLockedWindow; |
| private boolean mLastContainsDismissKeyguardWindow; |
| |
| ArrayDeque<Rect> mFrozenBounds = new ArrayDeque<>(); |
| ArrayDeque<Configuration> mFrozenMergedConfig = new ArrayDeque<>(); |
| |
| private boolean mDisablePreviewScreenshots; |
| |
| private Task mLastParent; |
| |
| /** |
| * See {@link #canTurnScreenOn()} |
| */ |
| private boolean mCanTurnScreenOn = true; |
| |
| /** |
| * If we are running an animation, this determines the transition type. Must be one of |
| * AppTransition.TRANSIT_* constants. |
| */ |
| private int mTransit; |
| |
| /** |
| * If we are running an animation, this determines the flags during this animation. Must be a |
| * bitwise combination of AppTransition.TRANSIT_FLAG_* constants. |
| */ |
| private int mTransitFlags; |
| |
| /** Whether our surface was set to be showing in the last call to {@link #prepareSurfaces} */ |
| private boolean mLastSurfaceShowing = true; |
| |
| private AppWindowThumbnail mThumbnail; |
| |
| /** Have we been asked to have this token keep the screen frozen? */ |
| private boolean mFreezingScreen; |
| |
| /** Whether this token should be boosted at the top of all app window tokens. */ |
| private boolean mNeedsZBoost; |
| private Letterbox mLetterbox; |
| |
| private final Point mTmpPoint = new Point(); |
| private final Rect mTmpRect = new Rect(); |
| private RemoteAnimationDefinition mRemoteAnimationDefinition; |
| private AnimatingAppWindowTokenRegistry mAnimatingAppWindowTokenRegistry; |
| |
| /** |
| * A flag to determine if this AWT is in the process of closing or entering PIP. This is needed |
| * to help AWT know that the app is in the process of closing but hasn't yet started closing on |
| * the WM side. |
| */ |
| private boolean mWillCloseOrEnterPip; |
| |
| AppWindowToken(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) { |
| this(service, token, voiceInteraction, dc, fullscreen); |
| setController(controller); |
| mInputDispatchingTimeoutNanos = inputDispatchingTimeoutNanos; |
| mShowForAllUsers = showForAllUsers; |
| mTargetSdk = targetSdk; |
| mOrientation = orientation; |
| layoutConfigChanges = (configChanges & (CONFIG_SCREEN_SIZE | CONFIG_ORIENTATION)) != 0; |
| mLaunchTaskBehind = launchTaskBehind; |
| mAlwaysFocusable = alwaysFocusable; |
| mRotationAnimationHint = rotationAnimationHint; |
| |
| // Application tokens start out hidden. |
| setHidden(true); |
| hiddenRequested = true; |
| } |
| |
| AppWindowToken(WindowManagerService service, IApplicationToken token, boolean voiceInteraction, |
| DisplayContent dc, boolean fillsParent) { |
| super(service, token != null ? token.asBinder() : null, TYPE_APPLICATION, true, dc, |
| false /* ownerCanManageAppTokens */); |
| appToken = token; |
| mVoiceInteraction = voiceInteraction; |
| mFillsParent = fillsParent; |
| mInputApplicationHandle = new InputApplicationHandle(this); |
| } |
| |
| void onFirstWindowDrawn(WindowState win, WindowStateAnimator winAnimator) { |
| firstWindowDrawn = true; |
| |
| // We now have a good window to show, remove dead placeholders |
| removeDeadWindows(); |
| |
| if (startingWindow != null) { |
| if (DEBUG_STARTING_WINDOW || DEBUG_ANIM) Slog.v(TAG, "Finish starting " |
| + win.mToken + ": first real window is shown, no animation"); |
| // If this initial window is animating, stop it -- we will do an animation to reveal |
| // it from behind the starting window, so there is no need for it to also be doing its |
| // own stuff. |
| win.cancelAnimation(); |
| if (getController() != null) { |
| getController().removeStartingWindow(); |
| } |
| } |
| updateReportedVisibilityLocked(); |
| } |
| |
| void updateReportedVisibilityLocked() { |
| if (appToken == null) { |
| return; |
| } |
| |
| if (DEBUG_VISIBILITY) Slog.v(TAG, "Update reported visibility: " + this); |
| final int count = mChildren.size(); |
| |
| mReportedVisibilityResults.reset(); |
| |
| for (int i = 0; i < count; i++) { |
| final WindowState win = mChildren.get(i); |
| win.updateReportedVisibility(mReportedVisibilityResults); |
| } |
| |
| int numInteresting = mReportedVisibilityResults.numInteresting; |
| int numVisible = mReportedVisibilityResults.numVisible; |
| int numDrawn = mReportedVisibilityResults.numDrawn; |
| boolean nowGone = mReportedVisibilityResults.nowGone; |
| |
| boolean nowDrawn = numInteresting > 0 && numDrawn >= numInteresting; |
| boolean nowVisible = numInteresting > 0 && numVisible >= numInteresting && !isHidden(); |
| if (!nowGone) { |
| // If the app is not yet gone, then it can only become visible/drawn. |
| if (!nowDrawn) { |
| nowDrawn = reportedDrawn; |
| } |
| if (!nowVisible) { |
| nowVisible = reportedVisible; |
| } |
| } |
| if (DEBUG_VISIBILITY) Slog.v(TAG, "VIS " + this + ": interesting=" |
| + numInteresting + " visible=" + numVisible); |
| final AppWindowContainerController controller = getController(); |
| if (nowDrawn != reportedDrawn) { |
| if (nowDrawn) { |
| if (controller != null) { |
| controller.reportWindowsDrawn(); |
| } |
| } |
| reportedDrawn = nowDrawn; |
| } |
| if (nowVisible != reportedVisible) { |
| if (DEBUG_VISIBILITY) Slog.v(TAG, |
| "Visibility changed in " + this + ": vis=" + nowVisible); |
| reportedVisible = nowVisible; |
| if (controller != null) { |
| if (nowVisible) { |
| controller.reportWindowsVisible(); |
| } else { |
| controller.reportWindowsGone(); |
| } |
| } |
| } |
| } |
| |
| boolean isClientHidden() { |
| return mClientHidden; |
| } |
| |
| void setClientHidden(boolean hideClient) { |
| if (mClientHidden == hideClient || (hideClient && mDeferHidingClient)) { |
| return; |
| } |
| if (DEBUG_APP_TRANSITIONS) Slog.v(TAG_WM, "setClientHidden: " + this |
| + " clientHidden=" + hideClient + " Callers=" + Debug.getCallers(5)); |
| mClientHidden = hideClient; |
| sendAppVisibilityToClients(); |
| } |
| |
| boolean setVisibility(WindowManager.LayoutParams lp, |
| boolean visible, int transit, boolean performLayout, boolean isVoiceInteraction) { |
| |
| boolean delayed = false; |
| inPendingTransaction = false; |
| // Reset the state of mHiddenSetFromTransferredStartingWindow since visibility is actually |
| // been set by the app now. |
| mHiddenSetFromTransferredStartingWindow = false; |
| |
| // Allow for state changes and animation to be applied if: |
| // * token is transitioning visibility state |
| // * or the token was marked as hidden and is exiting before we had a chance to play the |
| // transition animation |
| // * or this is an opening app and windows are being replaced. |
| boolean visibilityChanged = false; |
| if (isHidden() == visible || (isHidden() && mIsExiting) || (visible && waitingForReplacement())) { |
| final AccessibilityController accessibilityController = mService.mAccessibilityController; |
| boolean changed = false; |
| if (DEBUG_APP_TRANSITIONS) Slog.v(TAG_WM, |
| "Changing app " + this + " hidden=" + isHidden() + " performLayout=" + performLayout); |
| |
| boolean runningAppAnimation = false; |
| |
| if (transit != WindowManager.TRANSIT_UNSET) { |
| if (applyAnimationLocked(lp, transit, visible, isVoiceInteraction)) { |
| delayed = runningAppAnimation = true; |
| } |
| final WindowState window = findMainWindow(); |
| //TODO (multidisplay): Magnification is supported only for the default display. |
| if (window != null && accessibilityController != null |
| && getDisplayContent().getDisplayId() == DEFAULT_DISPLAY) { |
| accessibilityController.onAppWindowTransitionLocked(window, transit); |
| } |
| changed = true; |
| } |
| |
| final int windowsCount = mChildren.size(); |
| for (int i = 0; i < windowsCount; i++) { |
| final WindowState win = mChildren.get(i); |
| changed |= win.onAppVisibilityChanged(visible, runningAppAnimation); |
| } |
| |
| setHidden(!visible); |
| hiddenRequested = !visible; |
| visibilityChanged = true; |
| if (!visible) { |
| stopFreezingScreen(true, true); |
| } else { |
| // If we are being set visible, and the starting window is not yet displayed, |
| // then make sure it doesn't get displayed. |
| if (startingWindow != null && !startingWindow.isDrawnLw()) { |
| startingWindow.mPolicyVisibility = false; |
| startingWindow.mPolicyVisibilityAfterAnim = false; |
| } |
| |
| // We are becoming visible, so better freeze the screen with the windows that are |
| // getting visible so we also wait for them. |
| forAllWindows(mService::makeWindowFreezingScreenIfNeededLocked, true); |
| } |
| |
| if (DEBUG_APP_TRANSITIONS) Slog.v(TAG_WM, "setVisibility: " + this |
| + ": hidden=" + isHidden() + " hiddenRequested=" + hiddenRequested); |
| |
| if (changed) { |
| mService.mInputMonitor.setUpdateInputWindowsNeededLw(); |
| if (performLayout) { |
| mService.updateFocusedWindowLocked(UPDATE_FOCUS_WILL_PLACE_SURFACES, |
| false /*updateInputWindows*/); |
| mService.mWindowPlacerLocked.performSurfacePlacement(); |
| } |
| mService.mInputMonitor.updateInputWindowsLw(false /*force*/); |
| } |
| } |
| |
| if (isReallyAnimating()) { |
| delayed = true; |
| } else { |
| |
| // We aren't animating anything, but exiting windows rely on the animation finished |
| // callback being called in case the AppWindowToken was pretending to be animating, |
| // which we might have done because we were in closing/opening apps list. |
| onAnimationFinished(); |
| } |
| |
| for (int i = mChildren.size() - 1; i >= 0 && !delayed; i--) { |
| if ((mChildren.get(i)).isSelfOrChildAnimating()) { |
| delayed = true; |
| } |
| } |
| |
| if (visibilityChanged) { |
| if (visible && !delayed) { |
| // The token was made immediately visible, there will be no entrance animation. |
| // We need to inform the client the enter animation was finished. |
| mEnteringAnimation = true; |
| mService.mActivityManagerAppTransitionNotifier.onAppTransitionFinishedLocked(token); |
| } |
| |
| // If we're becoming visible, immediately change client visibility as well although it |
| // usually gets changed in AppWindowContainerController.setVisibility already. However, |
| // there seem to be some edge cases where we change our visibility but client visibility |
| // never gets updated. |
| // If we're becoming invisible, update the client visibility if we are not running an |
| // animation. Otherwise, we'll update client visibility in onAnimationFinished. |
| if (visible || !isReallyAnimating()) { |
| setClientHidden(!visible); |
| } |
| |
| if (!mService.mClosingApps.contains(this) && !mService.mOpeningApps.contains(this)) { |
| // The token is not closing nor opening, so even if there is an animation set, that |
| // doesn't mean that it goes through the normal app transition cycle so we have |
| // to inform the docked controller about visibility change. |
| // TODO(multi-display): notify docked divider on all displays where visibility was |
| // affected. |
| mService.getDefaultDisplayContentLocked().getDockedDividerController() |
| .notifyAppVisibilityChanged(); |
| |
| // Take the screenshot before possibly hiding the WSA, otherwise the screenshot |
| // will not be taken. |
| mService.mTaskSnapshotController.notifyAppVisibilityChanged(this, visible); |
| } |
| |
| // If we are hidden but there is no delay needed we immediately |
| // apply the Surface transaction so that the ActivityManager |
| // can have some guarantee on the Surface state following |
| // setting the visibility. This captures cases like dismissing |
| // the docked or pinned stack where there is no app transition. |
| // |
| // In the case of a "Null" animation, there will be |
| // no animation but there will still be a transition set. |
| // We still need to delay hiding the surface such that it |
| // can be synchronized with showing the next surface in the transition. |
| if (isHidden() && !delayed && !mService.mAppTransition.isTransitionSet()) { |
| SurfaceControl.openTransaction(); |
| for (int i = mChildren.size() - 1; i >= 0; i--) { |
| mChildren.get(i).mWinAnimator.hide("immediately hidden"); |
| } |
| SurfaceControl.closeTransaction(); |
| } |
| } |
| |
| return delayed; |
| } |
| |
| /** |
| * @return The to top most child window for which {@link LayoutParams#isFullscreen()} returns |
| * true. |
| */ |
| WindowState getTopFullscreenWindow() { |
| for (int i = mChildren.size() - 1; i >= 0; i--) { |
| final WindowState win = mChildren.get(i); |
| if (win != null && win.mAttrs.isFullscreen()) { |
| return win; |
| } |
| } |
| return null; |
| } |
| |
| WindowState findMainWindow() { |
| return findMainWindow(true); |
| } |
| |
| /** |
| * Finds the main window that either has type base application or application starting if |
| * requested. |
| * |
| * @param includeStartingApp Allow to search application-starting windows to also be returned. |
| * @return The main window of type base application or application starting if requested. |
| */ |
| WindowState findMainWindow(boolean includeStartingApp) { |
| WindowState candidate = null; |
| for (int j = mChildren.size() - 1; j >= 0; --j) { |
| final WindowState win = mChildren.get(j); |
| final int type = win.mAttrs.type; |
| // No need to loop through child window as base application and starting types can't be |
| // child windows. |
| if (type == TYPE_BASE_APPLICATION |
| || (includeStartingApp && type == TYPE_APPLICATION_STARTING)) { |
| // In cases where there are multiple windows, we prefer the non-exiting window. This |
| // happens for example when replacing windows during an activity relaunch. When |
| // constructing the animation, we want the new window, not the exiting one. |
| if (win.mAnimatingExit) { |
| candidate = win; |
| } else { |
| return win; |
| } |
| } |
| } |
| return candidate; |
| } |
| |
| boolean windowsAreFocusable() { |
| return getWindowConfiguration().canReceiveKeys() || mAlwaysFocusable; |
| } |
| |
| AppWindowContainerController getController() { |
| final WindowContainerController controller = super.getController(); |
| return controller != null ? (AppWindowContainerController) controller : null; |
| } |
| |
| @Override |
| boolean isVisible() { |
| // If the app token isn't hidden then it is considered visible and there is no need to check |
| // its children windows to see if they are visible. |
| return !isHidden(); |
| } |
| |
| @Override |
| void removeImmediately() { |
| onRemovedFromDisplay(); |
| super.removeImmediately(); |
| } |
| |
| @Override |
| void removeIfPossible() { |
| mIsExiting = false; |
| removeAllWindowsIfPossible(); |
| removeImmediately(); |
| } |
| |
| @Override |
| boolean checkCompleteDeferredRemoval() { |
| if (mIsExiting) { |
| removeIfPossible(); |
| } |
| return super.checkCompleteDeferredRemoval(); |
| } |
| |
| void onRemovedFromDisplay() { |
| if (mRemovingFromDisplay) { |
| return; |
| } |
| mRemovingFromDisplay = true; |
| |
| if (DEBUG_APP_TRANSITIONS) Slog.v(TAG_WM, "Removing app token: " + this); |
| |
| boolean delayed = setVisibility(null, false, TRANSIT_UNSET, true, mVoiceInteraction); |
| |
| mService.mOpeningApps.remove(this); |
| mService.mUnknownAppVisibilityController.appRemovedOrHidden(this); |
| mService.mTaskSnapshotController.onAppRemoved(this); |
| waitingToShow = false; |
| if (mService.mClosingApps.contains(this)) { |
| delayed = true; |
| } else if (mService.mAppTransition.isTransitionSet()) { |
| mService.mClosingApps.add(this); |
| delayed = true; |
| } |
| |
| if (DEBUG_APP_TRANSITIONS) Slog.v(TAG_WM, "Removing app " + this + " delayed=" + delayed |
| + " animation=" + getAnimation() + " animating=" + isSelfAnimating()); |
| |
| if (DEBUG_ADD_REMOVE || DEBUG_TOKEN_MOVEMENT) Slog.v(TAG_WM, "removeAppToken: " |
| + this + " delayed=" + delayed + " Callers=" + Debug.getCallers(4)); |
| |
| if (startingData != null && getController() != null) { |
| getController().removeStartingWindow(); |
| } |
| |
| // If this window was animating, then we need to ensure that the app transition notifies |
| // that animations have completed in WMS.handleAnimatingStoppedAndTransitionLocked(), so |
| // add to that list now |
| if (isSelfAnimating()) { |
| mService.mNoAnimationNotifyOnTransitionFinished.add(token); |
| } |
| |
| final TaskStack stack = getStack(); |
| if (delayed && !isEmpty()) { |
| // set the token aside because it has an active animation to be finished |
| if (DEBUG_ADD_REMOVE || DEBUG_TOKEN_MOVEMENT) Slog.v(TAG_WM, |
| "removeAppToken make exiting: " + this); |
| if (stack != null) { |
| stack.mExitingAppTokens.add(this); |
| } |
| mIsExiting = true; |
| } else { |
| // Make sure there is no animation running on this token, so any windows associated |
| // with it will be removed as soon as their animations are complete |
| cancelAnimation(); |
| if (stack != null) { |
| stack.mExitingAppTokens.remove(this); |
| } |
| removeIfPossible(); |
| } |
| |
| removed = true; |
| stopFreezingScreen(true, true); |
| |
| if (mService.mFocusedApp == this) { |
| if (DEBUG_FOCUS_LIGHT) Slog.v(TAG_WM, "Removing focused app token:" + this); |
| mService.mFocusedApp = null; |
| mService.updateFocusedWindowLocked(UPDATE_FOCUS_NORMAL, true /*updateInputWindows*/); |
| mService.mInputMonitor.setFocusedAppLw(null); |
| } |
| |
| if (!delayed) { |
| updateReportedVisibilityLocked(); |
| } |
| |
| mRemovingFromDisplay = false; |
| } |
| |
| void clearAnimatingFlags() { |
| boolean wallpaperMightChange = false; |
| for (int i = mChildren.size() - 1; i >= 0; i--) { |
| final WindowState win = mChildren.get(i); |
| wallpaperMightChange |= win.clearAnimatingFlags(); |
| } |
| if (wallpaperMightChange) { |
| requestUpdateWallpaperIfNeeded(); |
| } |
| } |
| |
| void destroySurfaces() { |
| destroySurfaces(false /*cleanupOnResume*/); |
| } |
| |
| /** |
| * Destroy surfaces which have been marked as eligible by the animator, taking care to ensure |
| * the client has finished with them. |
| * |
| * @param cleanupOnResume whether this is done when app is resumed without fully stopped. If |
| * set to true, destroy only surfaces of removed windows, and clear relevant flags of the |
| * others so that they are ready to be reused. If set to false (common case), destroy all |
| * surfaces that's eligible, if the app is already stopped. |
| */ |
| private void destroySurfaces(boolean cleanupOnResume) { |
| boolean destroyedSomething = false; |
| |
| // Copying to a different list as multiple children can be removed. |
| final ArrayList<WindowState> children = new ArrayList<>(mChildren); |
| for (int i = children.size() - 1; i >= 0; i--) { |
| final WindowState win = children.get(i); |
| destroyedSomething |= win.destroySurface(cleanupOnResume, mAppStopped); |
| } |
| if (destroyedSomething) { |
| final DisplayContent dc = getDisplayContent(); |
| dc.assignWindowLayers(true /*setLayoutNeeded*/); |
| updateLetterboxSurface(null); |
| } |
| } |
| |
| /** |
| * Notify that the app is now resumed, and it was not stopped before, perform a clean |
| * up of the surfaces |
| */ |
| void notifyAppResumed(boolean wasStopped) { |
| if (DEBUG_ADD_REMOVE) Slog.v(TAG, "notifyAppResumed: wasStopped=" + wasStopped |
| + " " + this); |
| mAppStopped = false; |
| // Allow the window to turn the screen on once the app is resumed again. |
| setCanTurnScreenOn(true); |
| if (!wasStopped) { |
| destroySurfaces(true /*cleanupOnResume*/); |
| } |
| } |
| |
| /** |
| * Notify that the app has stopped, and it is okay to destroy any surfaces which were |
| * keeping alive in case they were still being used. |
| */ |
| void notifyAppStopped() { |
| if (DEBUG_ADD_REMOVE) Slog.v(TAG, "notifyAppStopped: " + this); |
| mAppStopped = true; |
| destroySurfaces(); |
| // Remove any starting window that was added for this app if they are still around. |
| if (getController() != null) { |
| getController().removeStartingWindow(); |
| } |
| } |
| |
| void clearAllDrawn() { |
| allDrawn = false; |
| deferClearAllDrawn = false; |
| } |
| |
| Task getTask() { |
| return (Task) getParent(); |
| } |
| |
| TaskStack getStack() { |
| final Task task = getTask(); |
| if (task != null) { |
| return task.mStack; |
| } else { |
| return null; |
| } |
| } |
| |
| @Override |
| void onParentSet() { |
| super.onParentSet(); |
| |
| final Task task = getTask(); |
| |
| // When the associated task is {@code null}, the {@link AppWindowToken} can no longer |
| // access visual elements like the {@link DisplayContent}. We must remove any associations |
| // such as animations. |
| if (!mReparenting) { |
| if (task == null) { |
| // It is possible we have been marked as a closing app earlier. We must remove ourselves |
| // from this list so we do not participate in any future animations. |
| mService.mClosingApps.remove(this); |
| } else if (mLastParent != null && mLastParent.mStack != null) { |
| task.mStack.mExitingAppTokens.remove(this); |
| } |
| } |
| final TaskStack stack = getStack(); |
| |
| // If we reparent, make sure to remove ourselves from the old animation registry. |
| if (mAnimatingAppWindowTokenRegistry != null) { |
| mAnimatingAppWindowTokenRegistry.notifyFinished(this); |
| } |
| mAnimatingAppWindowTokenRegistry = stack != null |
| ? stack.getAnimatingAppWindowTokenRegistry() |
| : null; |
| |
| mLastParent = task; |
| } |
| |
| void postWindowRemoveStartingWindowCleanup(WindowState win) { |
| // TODO: Something smells about the code below...Is there a better way? |
| if (startingWindow == win) { |
| if (DEBUG_STARTING_WINDOW) Slog.v(TAG_WM, "Notify removed startingWindow " + win); |
| if (getController() != null) { |
| getController().removeStartingWindow(); |
| } |
| } else if (mChildren.size() == 0) { |
| // If this is the last window and we had requested a starting transition window, |
| // well there is no point now. |
| if (DEBUG_STARTING_WINDOW) Slog.v(TAG_WM, "Nulling last startingData"); |
| startingData = null; |
| if (mHiddenSetFromTransferredStartingWindow) { |
| // We set the hidden state to false for the token from a transferred starting window. |
| // We now reset it back to true since the starting window was the last window in the |
| // token. |
| setHidden(true); |
| } |
| } else if (mChildren.size() == 1 && startingSurface != null && !isRelaunching()) { |
| // If this is the last window except for a starting transition window, |
| // we need to get rid of the starting transition. |
| if (DEBUG_STARTING_WINDOW) Slog.v(TAG_WM, "Last window, removing starting window " |
| + win); |
| if (getController() != null) { |
| getController().removeStartingWindow(); |
| } |
| } |
| } |
| |
| void removeDeadWindows() { |
| for (int winNdx = mChildren.size() - 1; winNdx >= 0; --winNdx) { |
| WindowState win = mChildren.get(winNdx); |
| if (win.mAppDied) { |
| if (DEBUG_WINDOW_MOVEMENT || DEBUG_ADD_REMOVE) Slog.w(TAG, |
| "removeDeadWindows: " + win); |
| // Set mDestroying, we don't want any animation or delayed removal here. |
| win.mDestroying = true; |
| // Also removes child windows. |
| win.removeIfPossible(); |
| } |
| } |
| } |
| |
| boolean hasWindowsAlive() { |
| for (int i = mChildren.size() - 1; i >= 0; i--) { |
| // No need to loop through child windows as the answer should be the same as that of the |
| // parent window. |
| if (!(mChildren.get(i)).mAppDied) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| void setWillReplaceWindows(boolean animate) { |
| if (DEBUG_ADD_REMOVE) Slog.d(TAG_WM, |
| "Marking app token " + this + " with replacing windows."); |
| |
| for (int i = mChildren.size() - 1; i >= 0; i--) { |
| final WindowState w = mChildren.get(i); |
| w.setWillReplaceWindow(animate); |
| } |
| } |
| |
| void setWillReplaceChildWindows() { |
| if (DEBUG_ADD_REMOVE) Slog.d(TAG_WM, "Marking app token " + this |
| + " with replacing child windows."); |
| for (int i = mChildren.size() - 1; i >= 0; i--) { |
| final WindowState w = mChildren.get(i); |
| w.setWillReplaceChildWindows(); |
| } |
| } |
| |
| void clearWillReplaceWindows() { |
| if (DEBUG_ADD_REMOVE) Slog.d(TAG_WM, |
| "Resetting app token " + this + " of replacing window marks."); |
| |
| for (int i = mChildren.size() - 1; i >= 0; i--) { |
| final WindowState w = mChildren.get(i); |
| w.clearWillReplaceWindow(); |
| } |
| } |
| |
| void requestUpdateWallpaperIfNeeded() { |
| for (int i = mChildren.size() - 1; i >= 0; i--) { |
| final WindowState w = mChildren.get(i); |
| w.requestUpdateWallpaperIfNeeded(); |
| } |
| } |
| |
| boolean isRelaunching() { |
| return mPendingRelaunchCount > 0; |
| } |
| |
| boolean shouldFreezeBounds() { |
| final Task task = getTask(); |
| |
| // For freeform windows, we can't freeze the bounds at the moment because this would make |
| // the resizing unresponsive. |
| if (task == null || task.inFreeformWindowingMode()) { |
| return false; |
| } |
| |
| // We freeze the bounds while drag resizing to deal with the time between |
| // the divider/drag handle being released, and the handling it's new |
| // configuration. If we are relaunched outside of the drag resizing state, |
| // we need to be careful not to do this. |
| return getTask().isDragResizing(); |
| } |
| |
| void startRelaunching() { |
| if (shouldFreezeBounds()) { |
| freezeBounds(); |
| } |
| |
| // In the process of tearing down before relaunching, the app will |
| // try and clean up it's child surfaces. We need to prevent this from |
| // happening, so we sever the children, transfering their ownership |
| // from the client it-self to the parent surface (owned by us). |
| detachChildren(); |
| |
| mPendingRelaunchCount++; |
| } |
| |
| void detachChildren() { |
| SurfaceControl.openTransaction(); |
| for (int i = mChildren.size() - 1; i >= 0; i--) { |
| final WindowState w = mChildren.get(i); |
| w.mWinAnimator.detachChildren(); |
| } |
| SurfaceControl.closeTransaction(); |
| } |
| |
| void finishRelaunching() { |
| unfreezeBounds(); |
| |
| if (mPendingRelaunchCount > 0) { |
| mPendingRelaunchCount--; |
| } else { |
| // Update keyguard flags upon finishing relaunch. |
| checkKeyguardFlagsChanged(); |
| } |
| } |
| |
| void clearRelaunching() { |
| if (mPendingRelaunchCount == 0) { |
| return; |
| } |
| unfreezeBounds(); |
| mPendingRelaunchCount = 0; |
| } |
| |
| /** |
| * Returns true if the new child window we are adding to this token is considered greater than |
| * the existing child window in this token in terms of z-order. |
| */ |
| @Override |
| protected boolean isFirstChildWindowGreaterThanSecond(WindowState newWindow, |
| WindowState existingWindow) { |
| final int type1 = newWindow.mAttrs.type; |
| final int type2 = existingWindow.mAttrs.type; |
| |
| // Base application windows should be z-ordered BELOW all other windows in the app token. |
| if (type1 == TYPE_BASE_APPLICATION && type2 != TYPE_BASE_APPLICATION) { |
| return false; |
| } else if (type1 != TYPE_BASE_APPLICATION && type2 == TYPE_BASE_APPLICATION) { |
| return true; |
| } |
| |
| // Starting windows should be z-ordered ABOVE all other windows in the app token. |
| if (type1 == TYPE_APPLICATION_STARTING && type2 != TYPE_APPLICATION_STARTING) { |
| return true; |
| } else if (type1 != TYPE_APPLICATION_STARTING && type2 == TYPE_APPLICATION_STARTING) { |
| return false; |
| } |
| |
| // Otherwise the new window is greater than the existing window. |
| return true; |
| } |
| |
| @Override |
| void addWindow(WindowState w) { |
| super.addWindow(w); |
| |
| boolean gotReplacementWindow = false; |
| for (int i = mChildren.size() - 1; i >= 0; i--) { |
| final WindowState candidate = mChildren.get(i); |
| gotReplacementWindow |= candidate.setReplacementWindowIfNeeded(w); |
| } |
| |
| // if we got a replacement window, reset the timeout to give drawing more time |
| if (gotReplacementWindow) { |
| mService.scheduleWindowReplacementTimeouts(this); |
| } |
| checkKeyguardFlagsChanged(); |
| } |
| |
| @Override |
| void removeChild(WindowState child) { |
| super.removeChild(child); |
| checkKeyguardFlagsChanged(); |
| updateLetterboxSurface(child); |
| } |
| |
| private boolean waitingForReplacement() { |
| for (int i = mChildren.size() - 1; i >= 0; i--) { |
| final WindowState candidate = mChildren.get(i); |
| if (candidate.waitingForReplacement()) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| void onWindowReplacementTimeout() { |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| (mChildren.get(i)).onWindowReplacementTimeout(); |
| } |
| } |
| |
| void reparent(Task task, int position) { |
| final Task currentTask = getTask(); |
| if (task == currentTask) { |
| throw new IllegalArgumentException( |
| "window token=" + this + " already child of task=" + currentTask); |
| } |
| |
| if (currentTask.mStack != task.mStack) { |
| throw new IllegalArgumentException( |
| "window token=" + this + " current task=" + currentTask |
| + " belongs to a different stack than " + task); |
| } |
| |
| if (DEBUG_ADD_REMOVE) Slog.i(TAG, "reParentWindowToken: removing window token=" + this |
| + " from task=" + currentTask); |
| final DisplayContent prevDisplayContent = getDisplayContent(); |
| |
| mReparenting = true; |
| |
| getParent().removeChild(this); |
| task.addChild(this, position); |
| |
| mReparenting = false; |
| |
| // Relayout display(s). |
| final DisplayContent displayContent = task.getDisplayContent(); |
| displayContent.setLayoutNeeded(); |
| if (prevDisplayContent != displayContent) { |
| onDisplayChanged(displayContent); |
| prevDisplayContent.setLayoutNeeded(); |
| } |
| } |
| |
| /** |
| * Freezes the task bounds. The size of this task reported the app will be fixed to the bounds |
| * freezed by {@link Task#prepareFreezingBounds} until {@link #unfreezeBounds} gets called, even |
| * if they change in the meantime. If the bounds are already frozen, the bounds will be frozen |
| * with a queue. |
| */ |
| private void freezeBounds() { |
| final Task task = getTask(); |
| mFrozenBounds.offer(new Rect(task.mPreparedFrozenBounds)); |
| |
| if (task.mPreparedFrozenMergedConfig.equals(Configuration.EMPTY)) { |
| // We didn't call prepareFreezingBounds on the task, so use the current value. |
| mFrozenMergedConfig.offer(new Configuration(task.getConfiguration())); |
| } else { |
| mFrozenMergedConfig.offer(new Configuration(task.mPreparedFrozenMergedConfig)); |
| } |
| // Calling unset() to make it equal to Configuration.EMPTY. |
| task.mPreparedFrozenMergedConfig.unset(); |
| } |
| |
| /** |
| * Unfreezes the previously frozen bounds. See {@link #freezeBounds}. |
| */ |
| private void unfreezeBounds() { |
| if (mFrozenBounds.isEmpty()) { |
| return; |
| } |
| mFrozenBounds.remove(); |
| if (!mFrozenMergedConfig.isEmpty()) { |
| mFrozenMergedConfig.remove(); |
| } |
| for (int i = mChildren.size() - 1; i >= 0; i--) { |
| final WindowState win = mChildren.get(i); |
| win.onUnfreezeBounds(); |
| } |
| mService.mWindowPlacerLocked.performSurfacePlacement(); |
| } |
| |
| void setAppLayoutChanges(int changes, String reason) { |
| if (!mChildren.isEmpty()) { |
| final DisplayContent dc = getDisplayContent(); |
| dc.pendingLayoutChanges |= changes; |
| if (DEBUG_LAYOUT_REPEATS) { |
| mService.mWindowPlacerLocked.debugLayoutRepeats(reason, dc.pendingLayoutChanges); |
| } |
| } |
| } |
| |
| void removeReplacedWindowIfNeeded(WindowState replacement) { |
| for (int i = mChildren.size() - 1; i >= 0; i--) { |
| final WindowState win = mChildren.get(i); |
| if (win.removeReplacedWindowIfNeeded(replacement)) { |
| return; |
| } |
| } |
| } |
| |
| void startFreezingScreen() { |
| if (DEBUG_ORIENTATION) logWithStack(TAG, "Set freezing of " + appToken + ": hidden=" |
| + isHidden() + " freezing=" + mFreezingScreen + " hiddenRequested=" |
| + hiddenRequested); |
| if (!hiddenRequested) { |
| if (!mFreezingScreen) { |
| mFreezingScreen = true; |
| mService.registerAppFreezeListener(this); |
| mService.mAppsFreezingScreen++; |
| if (mService.mAppsFreezingScreen == 1) { |
| mService.startFreezingDisplayLocked(0, 0, getDisplayContent()); |
| mService.mH.removeMessages(H.APP_FREEZE_TIMEOUT); |
| mService.mH.sendEmptyMessageDelayed(H.APP_FREEZE_TIMEOUT, 2000); |
| } |
| } |
| final int count = mChildren.size(); |
| for (int i = 0; i < count; i++) { |
| final WindowState w = mChildren.get(i); |
| w.onStartFreezingScreen(); |
| } |
| } |
| } |
| |
| void stopFreezingScreen(boolean unfreezeSurfaceNow, boolean force) { |
| if (!mFreezingScreen) { |
| return; |
| } |
| if (DEBUG_ORIENTATION) Slog.v(TAG_WM, "Clear freezing of " + this + " force=" + force); |
| final int count = mChildren.size(); |
| boolean unfrozeWindows = false; |
| for (int i = 0; i < count; i++) { |
| final WindowState w = mChildren.get(i); |
| unfrozeWindows |= w.onStopFreezingScreen(); |
| } |
| if (force || unfrozeWindows) { |
| if (DEBUG_ORIENTATION) Slog.v(TAG_WM, "No longer freezing: " + this); |
| mFreezingScreen = false; |
| mService.unregisterAppFreezeListener(this); |
| mService.mAppsFreezingScreen--; |
| mService.mLastFinishedFreezeSource = this; |
| } |
| if (unfreezeSurfaceNow) { |
| if (unfrozeWindows) { |
| mService.mWindowPlacerLocked.performSurfacePlacement(); |
| } |
| mService.stopFreezingDisplayLocked(); |
| } |
| } |
| |
| @Override |
| public void onAppFreezeTimeout() { |
| Slog.w(TAG_WM, "Force clearing freeze: " + this); |
| stopFreezingScreen(true, true); |
| } |
| |
| /** |
| * Tries to transfer the starting window from a token that's above ourselves in the task but |
| * not visible anymore. This is a common scenario apps use: Trampoline activity T start main |
| * activity M in the same task. Now, when reopening the task, T starts on top of M but then |
| * immediately finishes after, so we have to transfer T to M. |
| */ |
| void transferStartingWindowFromHiddenAboveTokenIfNeeded() { |
| final Task task = getTask(); |
| for (int i = task.mChildren.size() - 1; i >= 0; i--) { |
| final AppWindowToken fromToken = task.mChildren.get(i); |
| if (fromToken == this) { |
| return; |
| } |
| if (fromToken.hiddenRequested && transferStartingWindow(fromToken.token)) { |
| return; |
| } |
| } |
| } |
| |
| boolean transferStartingWindow(IBinder transferFrom) { |
| final AppWindowToken fromToken = getDisplayContent().getAppWindowToken(transferFrom); |
| if (fromToken == null) { |
| return false; |
| } |
| |
| final WindowState tStartingWindow = fromToken.startingWindow; |
| if (tStartingWindow != null && fromToken.startingSurface != null) { |
| // In this case, the starting icon has already been displayed, so start |
| // letting windows get shown immediately without any more transitions. |
| mService.mSkipAppTransitionAnimation = true; |
| |
| if (DEBUG_STARTING_WINDOW) Slog.v(TAG_WM, "Moving existing starting " + tStartingWindow |
| + " from " + fromToken + " to " + this); |
| |
| final long origId = Binder.clearCallingIdentity(); |
| try { |
| // Transfer the starting window over to the new token. |
| startingData = fromToken.startingData; |
| startingSurface = fromToken.startingSurface; |
| startingDisplayed = fromToken.startingDisplayed; |
| fromToken.startingDisplayed = false; |
| startingWindow = tStartingWindow; |
| reportedVisible = fromToken.reportedVisible; |
| fromToken.startingData = null; |
| fromToken.startingSurface = null; |
| fromToken.startingWindow = null; |
| fromToken.startingMoved = true; |
| tStartingWindow.mToken = this; |
| tStartingWindow.mAppToken = this; |
| |
| if (DEBUG_ADD_REMOVE || DEBUG_STARTING_WINDOW) Slog.v(TAG_WM, |
| "Removing starting " + tStartingWindow + " from " + fromToken); |
| fromToken.removeChild(tStartingWindow); |
| fromToken.postWindowRemoveStartingWindowCleanup(tStartingWindow); |
| fromToken.mHiddenSetFromTransferredStartingWindow = false; |
| addWindow(tStartingWindow); |
| |
| // Propagate other interesting state between the tokens. If the old token is displayed, |
| // we should immediately force the new one to be displayed. If it is animating, we need |
| // to move that animation to the new one. |
| if (fromToken.allDrawn) { |
| allDrawn = true; |
| deferClearAllDrawn = fromToken.deferClearAllDrawn; |
| } |
| if (fromToken.firstWindowDrawn) { |
| firstWindowDrawn = true; |
| } |
| if (!fromToken.isHidden()) { |
| setHidden(false); |
| hiddenRequested = false; |
| mHiddenSetFromTransferredStartingWindow = true; |
| } |
| setClientHidden(fromToken.mClientHidden); |
| |
| transferAnimation(fromToken); |
| |
| // When transferring an animation, we no longer need to apply an animation to the |
| // the token we transfer the animation over. Thus, remove the animation from |
| // pending opening apps. |
| mService.mOpeningApps.remove(this); |
| |
| mService.updateFocusedWindowLocked( |
| UPDATE_FOCUS_WILL_PLACE_SURFACES, true /*updateInputWindows*/); |
| getDisplayContent().setLayoutNeeded(); |
| mService.mWindowPlacerLocked.performSurfacePlacement(); |
| } finally { |
| Binder.restoreCallingIdentity(origId); |
| } |
| return true; |
| } else if (fromToken.startingData != null) { |
| // The previous app was getting ready to show a |
| // starting window, but hasn't yet done so. Steal it! |
| if (DEBUG_STARTING_WINDOW) Slog.v(TAG_WM, |
| "Moving pending starting from " + fromToken + " to " + this); |
| startingData = fromToken.startingData; |
| fromToken.startingData = null; |
| fromToken.startingMoved = true; |
| if (getController() != null) { |
| getController().scheduleAddStartingWindow(); |
| } |
| return true; |
| } |
| |
| // TODO: Transfer thumbnail |
| |
| return false; |
| } |
| |
| boolean isLastWindow(WindowState win) { |
| return mChildren.size() == 1 && mChildren.get(0) == win; |
| } |
| |
| @Override |
| void onAppTransitionDone() { |
| sendingToBottom = false; |
| } |
| |
| /** |
| * We override because this class doesn't want its children affecting its reported orientation |
| * in anyway. |
| */ |
| @Override |
| int getOrientation(int candidate) { |
| if (candidate == SCREEN_ORIENTATION_BEHIND) { |
| // Allow app to specify orientation regardless of its visibility state if the current |
| // candidate want us to use orientation behind. I.e. the visible app on-top of this one |
| // wants us to use the orientation of the app behind it. |
| return mOrientation; |
| } |
| |
| // The {@link AppWindowToken} should only specify an orientation when it is not closing or |
| // going to the bottom. Allowing closing {@link AppWindowToken} to participate can lead to |
| // an Activity in another task being started in the wrong orientation during the transition. |
| if (!(sendingToBottom || mService.mClosingApps.contains(this)) |
| && (isVisible() || mService.mOpeningApps.contains(this))) { |
| return mOrientation; |
| } |
| |
| return SCREEN_ORIENTATION_UNSET; |
| } |
| |
| /** Returns the app's preferred orientation regardless of its currently visibility state. */ |
| int getOrientationIgnoreVisibility() { |
| return mOrientation; |
| } |
| |
| @Override |
| public void onConfigurationChanged(Configuration newParentConfig) { |
| final int prevWinMode = getWindowingMode(); |
| super.onConfigurationChanged(newParentConfig); |
| final int winMode = getWindowingMode(); |
| |
| if (prevWinMode == winMode) { |
| return; |
| } |
| |
| if (prevWinMode != WINDOWING_MODE_UNDEFINED && winMode == WINDOWING_MODE_PINNED) { |
| // Entering PiP from fullscreen, reset the snap fraction |
| mDisplayContent.mPinnedStackControllerLocked.resetReentrySnapFraction(this); |
| } else if (prevWinMode == WINDOWING_MODE_PINNED && winMode != WINDOWING_MODE_UNDEFINED |
| && !isHidden()) { |
| // Leaving PiP to fullscreen, save the snap fraction based on the pre-animation bounds |
| // for the next re-entry into PiP (assuming the activity is not hidden or destroyed) |
| final TaskStack pinnedStack = mDisplayContent.getPinnedStack(); |
| if (pinnedStack != null) { |
| final Rect stackBounds; |
| if (pinnedStack.lastAnimatingBoundsWasToFullscreen()) { |
| // We are animating the bounds, use the pre-animation bounds to save the snap |
| // fraction |
| stackBounds = pinnedStack.mPreAnimationBounds; |
| } else { |
| // We skip the animation if the fullscreen configuration is not compatible, so |
| // use the current bounds to calculate the saved snap fraction instead |
| // (see PinnedActivityStack.skipResizeAnimation()) |
| stackBounds = mTmpRect; |
| pinnedStack.getBounds(stackBounds); |
| } |
| mDisplayContent.mPinnedStackControllerLocked.saveReentrySnapFraction(this, |
| stackBounds); |
| } |
| } |
| } |
| |
| @Override |
| void checkAppWindowsReadyToShow() { |
| if (allDrawn == mLastAllDrawn) { |
| return; |
| } |
| |
| mLastAllDrawn = allDrawn; |
| if (!allDrawn) { |
| return; |
| } |
| |
| // The token has now changed state to having all windows shown... what to do, what to do? |
| if (mFreezingScreen) { |
| showAllWindowsLocked(); |
| stopFreezingScreen(false, true); |
| if (DEBUG_ORIENTATION) Slog.i(TAG, |
| "Setting mOrientationChangeComplete=true because wtoken " + this |
| + " numInteresting=" + mNumInterestingWindows + " numDrawn=" + mNumDrawnWindows); |
| // This will set mOrientationChangeComplete and cause a pass through layout. |
| setAppLayoutChanges(FINISH_LAYOUT_REDO_WALLPAPER, |
| "checkAppWindowsReadyToShow: freezingScreen"); |
| } else { |
| setAppLayoutChanges(FINISH_LAYOUT_REDO_ANIM, "checkAppWindowsReadyToShow"); |
| |
| // We can now show all of the drawn windows! |
| if (!mService.mOpeningApps.contains(this) && canShowWindows()) { |
| showAllWindowsLocked(); |
| } |
| } |
| } |
| |
| /** |
| * Returns whether the drawn window states of this {@link AppWindowToken} has considered every |
| * child {@link WindowState}. A child is considered if it has been passed into |
| * {@link #updateDrawnWindowStates(WindowState)} after being added. This is used to determine |
| * whether states, such as {@code allDrawn}, can be set, which relies on state variables such as |
| * {@code mNumInterestingWindows}, which depend on all {@link WindowState}s being considered. |
| * |
| * @return {@code true} If all children have been considered, {@code false}. |
| */ |
| private boolean allDrawnStatesConsidered() { |
| for (int i = mChildren.size() - 1; i >= 0; --i) { |
| final WindowState child = mChildren.get(i); |
| if (child.mightAffectAllDrawn() && !child.getDrawnStateEvaluated()) { |
| return false; |
| } |
| } |
| return true; |
| } |
| |
| /** |
| * Determines if the token has finished drawing. This should only be called from |
| * {@link DisplayContent#applySurfaceChangesTransaction} |
| */ |
| void updateAllDrawn() { |
| if (!allDrawn) { |
| // Number of drawn windows can be less when a window is being relaunched, wait for |
| // all windows to be launched and drawn for this token be considered all drawn. |
| final int numInteresting = mNumInterestingWindows; |
| |
| // We must make sure that all present children have been considered (determined by |
| // {@link #allDrawnStatesConsidered}) before evaluating whether everything has been |
| // drawn. |
| if (numInteresting > 0 && allDrawnStatesConsidered() |
| && mNumDrawnWindows >= numInteresting && !isRelaunching()) { |
| if (DEBUG_VISIBILITY) Slog.v(TAG, "allDrawn: " + this |
| + " interesting=" + numInteresting + " drawn=" + mNumDrawnWindows); |
| allDrawn = true; |
| // Force an additional layout pass where |
| // WindowStateAnimator#commitFinishDrawingLocked() will call performShowLocked(). |
| if (mDisplayContent != null) { |
| mDisplayContent.setLayoutNeeded(); |
| } |
| mService.mH.obtainMessage(NOTIFY_ACTIVITY_DRAWN, token).sendToTarget(); |
| |
| // Notify the pinned stack upon all windows drawn. If there was an animation in |
| // progress then this signal will resume that animation. |
| final TaskStack pinnedStack = mDisplayContent.getPinnedStack(); |
| if (pinnedStack != null) { |
| pinnedStack.onAllWindowsDrawn(); |
| } |
| } |
| } |
| } |
| |
| /** |
| * Updated this app token tracking states for interesting and drawn windows based on the window. |
| * |
| * @return Returns true if the input window is considered interesting and drawn while all the |
| * windows in this app token where not considered drawn as of the last pass. |
| */ |
| boolean updateDrawnWindowStates(WindowState w) { |
| w.setDrawnStateEvaluated(true /*evaluated*/); |
| |
| if (DEBUG_STARTING_WINDOW_VERBOSE && w == startingWindow) { |
| Slog.d(TAG, "updateWindows: starting " + w + " isOnScreen=" + w.isOnScreen() |
| + " allDrawn=" + allDrawn + " freezingScreen=" + mFreezingScreen); |
| } |
| |
| if (allDrawn && !mFreezingScreen) { |
| return false; |
| } |
| |
| if (mLastTransactionSequence != mService.mTransactionSequence) { |
| mLastTransactionSequence = mService.mTransactionSequence; |
| mNumDrawnWindows = 0; |
| startingDisplayed = false; |
| |
| // There is the main base application window, even if it is exiting, wait for it |
| mNumInterestingWindows = findMainWindow(false /* includeStartingApp */) != null ? 1 : 0; |
| } |
| |
| final WindowStateAnimator winAnimator = w.mWinAnimator; |
| |
| boolean isInterestingAndDrawn = false; |
| |
| if (!allDrawn && w.mightAffectAllDrawn()) { |
| if (DEBUG_VISIBILITY || DEBUG_ORIENTATION) { |
| Slog.v(TAG, "Eval win " + w + ": isDrawn=" + w.isDrawnLw() |
| + ", isAnimationSet=" + isSelfAnimating()); |
| if (!w.isDrawnLw()) { |
| Slog.v(TAG, "Not displayed: s=" + winAnimator.mSurfaceController |
| + " pv=" + w.mPolicyVisibility |
| + " mDrawState=" + winAnimator.drawStateToString() |
| + " ph=" + w.isParentWindowHidden() + " th=" + hiddenRequested |
| + " a=" + isSelfAnimating()); |
| } |
| } |
| |
| if (w != startingWindow) { |
| if (w.isInteresting()) { |
| // Add non-main window as interesting since the main app has already been added |
| if (findMainWindow(false /* includeStartingApp */) != w) { |
| mNumInterestingWindows++; |
| } |
| if (w.isDrawnLw()) { |
| mNumDrawnWindows++; |
| |
| if (DEBUG_VISIBILITY || DEBUG_ORIENTATION) Slog.v(TAG, "tokenMayBeDrawn: " |
| + this + " w=" + w + " numInteresting=" + mNumInterestingWindows |
| + " freezingScreen=" + mFreezingScreen |
| + " mAppFreezing=" + w.mAppFreezing); |
| |
| isInterestingAndDrawn = true; |
| } |
| } |
| } else if (w.isDrawnLw()) { |
| if (getController() != null) { |
| getController().reportStartingWindowDrawn(); |
| } |
| startingDisplayed = true; |
| } |
| } |
| |
| return isInterestingAndDrawn; |
| } |
| |
| void layoutLetterbox(WindowState winHint) { |
| final WindowState w = findMainWindow(); |
| if (w == null || winHint != null && w != winHint) { |
| return; |
| } |
| final boolean surfaceReady = w.isDrawnLw() // Regular case |
| || w.mWinAnimator.mSurfaceDestroyDeferred // The preserved surface is still ready. |
| || w.isDragResizeChanged(); // Waiting for relayoutWindow to call preserveSurface. |
| final boolean needsLetterbox = w.isLetterboxedAppWindow() && fillsParent() && surfaceReady; |
| if (needsLetterbox) { |
| if (mLetterbox == null) { |
| mLetterbox = new Letterbox(() -> makeChildSurface(null)); |
| } |
| mLetterbox.layout(getParent().getBounds(), w.mFrame); |
| } else if (mLetterbox != null) { |
| mLetterbox.hide(); |
| } |
| } |
| |
| void updateLetterboxSurface(WindowState winHint) { |
| final WindowState w = findMainWindow(); |
| if (w != winHint && winHint != null && w != null) { |
| return; |
| } |
| layoutLetterbox(winHint); |
| if (mLetterbox != null && mLetterbox.needsApplySurfaceChanges()) { |
| mLetterbox.applySurfaceChanges(mPendingTransaction); |
| } |
| } |
| |
| @Override |
| boolean forAllWindows(ToBooleanFunction<WindowState> callback, boolean traverseTopToBottom) { |
| // For legacy reasons we process the TaskStack.mExitingAppTokens first in DisplayContent |
| // before the non-exiting app tokens. So, we skip the exiting app tokens here. |
| // TODO: Investigate if we need to continue to do this or if we can just process them |
| // in-order. |
| if (mIsExiting && !waitingForReplacement()) { |
| return false; |
| } |
| return forAllWindowsUnchecked(callback, traverseTopToBottom); |
| } |
| |
| boolean forAllWindowsUnchecked(ToBooleanFunction<WindowState> callback, |
| boolean traverseTopToBottom) { |
| return super.forAllWindows(callback, traverseTopToBottom); |
| } |
| |
| @Override |
| AppWindowToken asAppWindowToken() { |
| // I am an app window token! |
| return this; |
| } |
| |
| @Override |
| boolean fillsParent() { |
| return mFillsParent; |
| } |
| |
| void setFillsParent(boolean fillsParent) { |
| mFillsParent = fillsParent; |
| } |
| |
| boolean containsDismissKeyguardWindow() { |
| // Window state is transient during relaunch. We are not guaranteed to be frozen during the |
| // entirety of the relaunch. |
| if (isRelaunching()) { |
| return mLastContainsDismissKeyguardWindow; |
| } |
| |
| for (int i = mChildren.size() - 1; i >= 0; i--) { |
| if ((mChildren.get(i).mAttrs.flags & FLAG_DISMISS_KEYGUARD) != 0) { |
| return true; |
| } |
| } |
| return false; |
| } |
| |
| boolean containsShowWhenLockedWindow() { |
| // When we are relaunching, it is possible for us to be unfrozen before our previous |
| // windows have been added back. Using the cached value ensures that our previous |
| // showWhenLocked preference is honored until relaunching is complete. |
| if (isRelaunching()) { |
| return mLastContainsShowWhenLockedWindow; |
| } |
| |
| for (int i = mChildren.size() - 1; i >= 0; i--) { |
| if ((mChildren.get(i).mAttrs.flags & FLAG_SHOW_WHEN_LOCKED) != 0) { |
| return true; |
| } |
| } |
| |
| return false; |
| } |
| |
| void checkKeyguardFlagsChanged() { |
| final boolean containsDismissKeyguard = containsDismissKeyguardWindow(); |
| final boolean containsShowWhenLocked = containsShowWhenLockedWindow(); |
| if (containsDismissKeyguard != mLastContainsDismissKeyguardWindow |
| || containsShowWhenLocked != mLastContainsShowWhenLockedWindow) { |
| mService.notifyKeyguardFlagsChanged(null /* callback */); |
| } |
| mLastContainsDismissKeyguardWindow = containsDismissKeyguard; |
| mLastContainsShowWhenLockedWindow = containsShowWhenLocked; |
| } |
| |
| WindowState getImeTargetBelowWindow(WindowState w) { |
| final int index = mChildren.indexOf(w); |
| if (index > 0) { |
| final WindowState target = mChildren.get(index - 1); |
| if (target.canBeImeTarget()) { |
| return target; |
| } |
| } |
| return null; |
| } |
| |
| int getLowestAnimLayer() { |
| for (int i = 0; i < mChildren.size(); i++) { |
| final WindowState w = mChildren.get(i); |
| if (w.mRemoved) { |
| continue; |
| } |
| return w.mWinAnimator.mAnimLayer; |
| } |
| return Integer.MAX_VALUE; |
| } |
| |
| WindowState getHighestAnimLayerWindow(WindowState currentTarget) { |
| WindowState candidate = null; |
| for (int i = mChildren.indexOf(currentTarget); i >= 0; i--) { |
| final WindowState w = mChildren.get(i); |
| if (w.mRemoved) { |
| continue; |
| } |
| if (candidate == null || w.mWinAnimator.mAnimLayer > |
| candidate.mWinAnimator.mAnimLayer) { |
| candidate = w; |
| } |
| } |
| return candidate; |
| } |
| |
| /** |
| * See {@link Activity#setDisablePreviewScreenshots}. |
| */ |
| void setDisablePreviewScreenshots(boolean disable) { |
| mDisablePreviewScreenshots = disable; |
| } |
| |
| /** |
| * Sets whether the current launch can turn the screen on. See {@link #canTurnScreenOn()} |
| */ |
| void setCanTurnScreenOn(boolean canTurnScreenOn) { |
| mCanTurnScreenOn = canTurnScreenOn; |
| } |
| |
| /** |
| * Indicates whether the current launch can turn the screen on. This is to prevent multiple |
| * relayouts from turning the screen back on. The screen should only turn on at most |
| * once per activity resume. |
| * |
| * @return true if the screen can be turned on. |
| */ |
| boolean canTurnScreenOn() { |
| return mCanTurnScreenOn; |
| } |
| |
| /** |
| * Retrieves whether we'd like to generate a snapshot that's based solely on the theme. This is |
| * the case when preview screenshots are disabled {@link #setDisablePreviewScreenshots} or when |
| * we can't take a snapshot for other reasons, for example, if we have a secure window. |
| * |
| * @return True if we need to generate an app theme snapshot, false if we'd like to take a real |
| * screenshot. |
| */ |
| boolean shouldUseAppThemeSnapshot() { |
| return mDisablePreviewScreenshots || forAllWindows(w -> (w.mAttrs.flags & FLAG_SECURE) != 0, |
| true /* topToBottom */); |
| } |
| |
| SurfaceControl getAppAnimationLayer() { |
| return getAppAnimationLayer(isActivityTypeHome() ? ANIMATION_LAYER_HOME |
| : needsZBoost() ? ANIMATION_LAYER_BOOSTED |
| : ANIMATION_LAYER_STANDARD); |
| } |
| |
| @Override |
| public SurfaceControl getAnimationLeashParent() { |
| // All normal app transitions take place in an animation layer which is below the pinned |
| // stack but may be above the parent stacks of the given animating apps. |
| // For transitions in the pinned stack (menu activity) we just let them occur as a child |
| // of the pinned stack. |
| if (!inPinnedWindowingMode()) { |
| return getAppAnimationLayer(); |
| } else { |
| return getStack().getSurfaceControl(); |
| } |
| } |
| |
| private boolean shouldAnimate(int transit) { |
| final boolean isSplitScreenPrimary = |
| getWindowingMode() == WINDOWING_MODE_SPLIT_SCREEN_PRIMARY; |
| final boolean allowSplitScreenPrimaryAnimation = transit != TRANSIT_WALLPAPER_OPEN; |
| |
| // We animate always if it's not split screen primary, and only some special cases in split |
| // screen primary because it causes issues with stack clipping when we run an un-minimize |
| // animation at the same time. |
| return !isSplitScreenPrimary || allowSplitScreenPrimaryAnimation; |
| } |
| |
| boolean applyAnimationLocked(WindowManager.LayoutParams lp, int transit, boolean enter, |
| boolean isVoiceInteraction) { |
| |
| if (mService.mDisableTransitionAnimation || !shouldAnimate(transit)) { |
| if (DEBUG_APP_TRANSITIONS || DEBUG_ANIM) { |
| Slog.v(TAG_WM, "applyAnimation: transition animation is disabled or skipped." |
| + " atoken=" + this); |
| } |
| cancelAnimation(); |
| return false; |
| } |
| |
| // Only apply an animation if the display isn't frozen. If it is frozen, there is no reason |
| // to animate and it can cause strange artifacts when we unfreeze the display if some |
| // different animation is running. |
| Trace.traceBegin(TRACE_TAG_WINDOW_MANAGER, "AWT#applyAnimationLocked"); |
| if (okToAnimate()) { |
| final AnimationAdapter adapter; |
| final TaskStack stack = getStack(); |
| mTmpPoint.set(0, 0); |
| mTmpRect.setEmpty(); |
| if (stack != null) { |
| stack.getRelativePosition(mTmpPoint); |
| stack.getBounds(mTmpRect); |
| mTmpRect.offsetTo(0, 0); |
| } |
| |
| // Delaying animation start isn't compatible with remote animations at all. |
| if (mService.mAppTransition.getRemoteAnimationController() != null |
| && !mSurfaceAnimator.isAnimationStartDelayed()) { |
| adapter = mService.mAppTransition.getRemoteAnimationController() |
| .createAnimationAdapter(this, mTmpPoint, mTmpRect); |
| } else { |
| final Animation a = loadAnimation(lp, transit, enter, isVoiceInteraction); |
| if (a != null) { |
| adapter = new LocalAnimationAdapter( |
| new WindowAnimationSpec(a, mTmpPoint, mTmpRect, |
| mService.mAppTransition.canSkipFirstFrame(), |
| mService.mAppTransition.getAppStackClipMode(), |
| true /* isAppAnimation */), |
| mService.mSurfaceAnimationRunner); |
| if (a.getZAdjustment() == Animation.ZORDER_TOP) { |
| mNeedsZBoost = true; |
| } |
| mTransit = transit; |
| mTransitFlags = mService.mAppTransition.getTransitFlags(); |
| } else { |
| adapter = null; |
| } |
| } |
| if (adapter != null) { |
| startAnimation(getPendingTransaction(), adapter, !isVisible()); |
| if (adapter.getShowWallpaper()) { |
| mDisplayContent.pendingLayoutChanges |= FINISH_LAYOUT_REDO_WALLPAPER; |
| } |
| } |
| } else { |
| cancelAnimation(); |
| } |
| Trace.traceEnd(TRACE_TAG_WINDOW_MANAGER); |
| |
| return isReallyAnimating(); |
| } |
| |
| private Animation loadAnimation(WindowManager.LayoutParams lp, int transit, boolean enter, |
| boolean isVoiceInteraction) { |
| final DisplayContent displayContent = getTask().getDisplayContent(); |
| final DisplayInfo displayInfo = displayContent.getDisplayInfo(); |
| final int width = displayInfo.appWidth; |
| final int height = displayInfo.appHeight; |
| if (DEBUG_APP_TRANSITIONS || DEBUG_ANIM) Slog.v(TAG_WM, |
| "applyAnimation: atoken=" + this); |
| |
| // Determine the visible rect to calculate the thumbnail clip |
| final WindowState win = findMainWindow(); |
| final Rect frame = new Rect(0, 0, width, height); |
| final Rect displayFrame = new Rect(0, 0, |
| displayInfo.logicalWidth, displayInfo.logicalHeight); |
| final Rect insets = new Rect(); |
| final Rect stableInsets = new Rect(); |
| Rect surfaceInsets = null; |
| final boolean freeform = win != null && win.inFreeformWindowingMode(); |
| if (win != null) { |
| // Containing frame will usually cover the whole screen, including dialog windows. |
| // For freeform workspace windows it will not cover the whole screen and it also |
| // won't exactly match the final freeform window frame (e.g. when overlapping with |
| // the status bar). In that case we need to use the final frame. |
| if (freeform) { |
| frame.set(win.mFrame); |
| } else if (win.isLetterboxedAppWindow()) { |
| frame.set(getTask().getBounds()); |
| } else if (win.isDockedResizing()) { |
| // If we are animating while docked resizing, then use the stack bounds as the |
| // animation target (which will be different than the task bounds) |
| frame.set(getTask().getParent().getBounds()); |
| } else { |
| frame.set(win.mContainingFrame); |
| } |
| surfaceInsets = win.getAttrs().surfaceInsets; |
| // XXX(b/72757033): These are insets relative to the window frame, but we're really |
| // interested in the insets relative to the frame we chose in the if-blocks above. |
| insets.set(win.mContentInsets); |
| stableInsets.set(win.mStableInsets); |
| } |
| |
| if (mLaunchTaskBehind) { |
| // Differentiate the two animations. This one which is briefly on the screen |
| // gets the !enter animation, and the other activity which remains on the |
| // screen gets the enter animation. Both appear in the mOpeningApps set. |
| enter = false; |
| } |
| if (DEBUG_APP_TRANSITIONS) Slog.d(TAG_WM, "Loading animation for app transition." |
| + " transit=" + AppTransition.appTransitionToString(transit) + " enter=" + enter |
| + " frame=" + frame + " insets=" + insets + " surfaceInsets=" + surfaceInsets); |
| final Configuration displayConfig = displayContent.getConfiguration(); |
| final Animation a = mService.mAppTransition.loadAnimation(lp, transit, enter, |
| displayConfig.uiMode, displayConfig.orientation, frame, displayFrame, insets, |
| surfaceInsets, stableInsets, isVoiceInteraction, freeform, getTask().mTaskId); |
| if (a != null) { |
| if (DEBUG_ANIM) logWithStack(TAG, "Loaded animation " + a + " for " + this); |
| final int containingWidth = frame.width(); |
| final int containingHeight = frame.height(); |
| a.initialize(containingWidth, containingHeight, width, height); |
| a.scaleCurrentDuration(mService.getTransitionAnimationScaleLocked()); |
| } |
| return a; |
| } |
| |
| @Override |
| public boolean shouldDeferAnimationFinish(Runnable endDeferFinishCallback) { |
| return mAnimatingAppWindowTokenRegistry != null |
| && mAnimatingAppWindowTokenRegistry.notifyAboutToFinish( |
| this, endDeferFinishCallback); |
| } |
| |
| @Override |
| public void onAnimationLeashDestroyed(Transaction t) { |
| super.onAnimationLeashDestroyed(t); |
| if (mAnimatingAppWindowTokenRegistry != null) { |
| mAnimatingAppWindowTokenRegistry.notifyFinished(this); |
| } |
| } |
| |
| @Override |
| protected void setLayer(Transaction t, int layer) { |
| if (!mSurfaceAnimator.hasLeash()) { |
| t.setLayer(mSurfaceControl, layer); |
| } |
| } |
| |
| @Override |
| protected void setRelativeLayer(Transaction t, SurfaceControl relativeTo, int layer) { |
| if (!mSurfaceAnimator.hasLeash()) { |
| t.setRelativeLayer(mSurfaceControl, relativeTo, layer); |
| } |
| } |
| |
| @Override |
| protected void reparentSurfaceControl(Transaction t, SurfaceControl newParent) { |
| if (!mSurfaceAnimator.hasLeash()) { |
| t.reparent(mSurfaceControl, newParent.getHandle()); |
| } |
| } |
| |
| @Override |
| public void onAnimationLeashCreated(Transaction t, SurfaceControl leash) { |
| // The leash is parented to the animation layer. We need to preserve the z-order by using |
| // the prefix order index, but we boost if necessary. |
| int layer = 0; |
| if (!inPinnedWindowingMode()) { |
| layer = getPrefixOrderIndex(); |
| } else { |
| // Pinned stacks have animations take place within themselves rather than an animation |
| // layer so we need to preserve the order relative to the stack (e.g. the order of our |
| // task/parent). |
| layer = getParent().getPrefixOrderIndex(); |
| } |
| |
| if (mNeedsZBoost) { |
| layer += Z_BOOST_BASE; |
| } |
| leash.setLayer(layer); |
| |
| final DisplayContent dc = getDisplayContent(); |
| dc.assignStackOrdering(); |
| if (mAnimatingAppWindowTokenRegistry != null) { |
| mAnimatingAppWindowTokenRegistry.notifyStarting(this); |
| } |
| } |
| |
| /** |
| * This must be called while inside a transaction. |
| */ |
| void showAllWindowsLocked() { |
| forAllWindows(windowState -> { |
| if (DEBUG_VISIBILITY) Slog.v(TAG, "performing show on: " + windowState); |
| windowState.performShowLocked(); |
| }, false /* traverseTopToBottom */); |
| } |
| |
| @Override |
| protected void onAnimationFinished() { |
| super.onAnimationFinished(); |
| |
| mTransit = TRANSIT_UNSET; |
| mTransitFlags = 0; |
| mNeedsZBoost = false; |
| |
| setAppLayoutChanges(FINISH_LAYOUT_REDO_ANIM | FINISH_LAYOUT_REDO_WALLPAPER, |
| "AppWindowToken"); |
| |
| clearThumbnail(); |
| setClientHidden(isHidden() && hiddenRequested); |
| |
| if (mService.mInputMethodTarget != null && mService.mInputMethodTarget.mAppToken == this) { |
| getDisplayContent().computeImeTarget(true /* updateImeTarget */); |
| } |
| |
| if (DEBUG_ANIM) Slog.v(TAG, "Animation done in " + this |
| + ": reportedVisible=" + reportedVisible |
| + " okToDisplay=" + okToDisplay() |
| + " okToAnimate=" + okToAnimate() |
| + " startingDisplayed=" + startingDisplayed); |
| |
| // WindowState.onExitAnimationDone might modify the children list, so make a copy and then |
| // traverse the copy. |
| final ArrayList<WindowState> children = new ArrayList<>(mChildren); |
| children.forEach(WindowState::onExitAnimationDone); |
| |
| mService.mAppTransition.notifyAppTransitionFinishedLocked(token); |
| scheduleAnimation(); |
| } |
| |
| @Override |
| boolean isAppAnimating() { |
| return isSelfAnimating(); |
| } |
| |
| @Override |
| boolean isSelfAnimating() { |
| // If we are about to start a transition, we also need to be considered animating. |
| return isWaitingForTransitionStart() || isReallyAnimating(); |
| } |
| |
| /** |
| * @return True if and only if we are actually running an animation. Note that |
| * {@link #isSelfAnimating} also returns true if we are waiting for an animation to |
| * start. |
| */ |
| private boolean isReallyAnimating() { |
| return super.isSelfAnimating(); |
| } |
| |
| @Override |
| void cancelAnimation() { |
| super.cancelAnimation(); |
| clearThumbnail(); |
| } |
| |
| boolean isWaitingForTransitionStart() { |
| return mService.mAppTransition.isTransitionSet() |
| && (mService.mOpeningApps.contains(this) || mService.mClosingApps.contains(this)); |
| } |
| |
| public int getTransit() { |
| return mTransit; |
| } |
| |
| int getTransitFlags() { |
| return mTransitFlags; |
| } |
| |
| void attachThumbnailAnimation() { |
| if (!isReallyAnimating()) { |
| return; |
| } |
| final int taskId = getTask().mTaskId; |
| final GraphicBuffer thumbnailHeader = |
| mService.mAppTransition.getAppTransitionThumbnailHeader(taskId); |
| if (thumbnailHeader == null) { |
| if (DEBUG_APP_TRANSITIONS) Slog.d(TAG, "No thumbnail header bitmap for: " + taskId); |
| return; |
| } |
| clearThumbnail(); |
| mThumbnail = new AppWindowThumbnail(getPendingTransaction(), this, thumbnailHeader); |
| mThumbnail.startAnimation(getPendingTransaction(), loadThumbnailAnimation(thumbnailHeader)); |
| } |
| |
| /** |
| * Attaches a surface with a thumbnail for the |
| * {@link android.app.ActivityOptions#ANIM_OPEN_CROSS_PROFILE_APPS} animation. |
| */ |
| void attachCrossProfileAppsThumbnailAnimation() { |
| if (!isReallyAnimating()) { |
| return; |
| } |
| clearThumbnail(); |
| |
| final WindowState win = findMainWindow(); |
| if (win == null) { |
| return; |
| } |
| final Rect frame = win.mFrame; |
| final int thumbnailDrawableRes = getTask().mUserId == mService.mCurrentUserId |
| ? R.drawable.ic_account_circle |
| : R.drawable.ic_corp_badge; |
| final GraphicBuffer thumbnail = |
| mService.mAppTransition |
| .createCrossProfileAppsThumbnail(thumbnailDrawableRes, frame); |
| if (thumbnail == null) { |
| return; |
| } |
| mThumbnail = new AppWindowThumbnail(getPendingTransaction(), this, thumbnail); |
| final Animation animation = |
| mService.mAppTransition.createCrossProfileAppsThumbnailAnimationLocked(win.mFrame); |
| mThumbnail.startAnimation(getPendingTransaction(), animation, new Point(frame.left, |
| frame.top)); |
| } |
| |
| private Animation loadThumbnailAnimation(GraphicBuffer thumbnailHeader) { |
| final DisplayInfo displayInfo = mDisplayContent.getDisplayInfo(); |
| |
| // If this is a multi-window scenario, we use the windows frame as |
| // destination of the thumbnail header animation. If this is a full screen |
| // window scenario, we use the whole display as the target. |
| WindowState win = findMainWindow(); |
| Rect appRect = win != null ? win.getContentFrameLw() : |
| new Rect(0, 0, displayInfo.appWidth, displayInfo.appHeight); |
| Rect insets = win != null ? win.mContentInsets : null; |
| final Configuration displayConfig = mDisplayContent.getConfiguration(); |
| return mService.mAppTransition.createThumbnailAspectScaleAnimationLocked( |
| appRect, insets, thumbnailHeader, getTask().mTaskId, displayConfig.uiMode, |
| displayConfig.orientation); |
| } |
| |
| private void clearThumbnail() { |
| if (mThumbnail == null) { |
| return; |
| } |
| mThumbnail.destroy(); |
| mThumbnail = null; |
| } |
| |
| void registerRemoteAnimations(RemoteAnimationDefinition definition) { |
| mRemoteAnimationDefinition = definition; |
| } |
| |
| RemoteAnimationDefinition getRemoteAnimationDefinition() { |
| return mRemoteAnimationDefinition; |
| } |
| |
| @Override |
| void dump(PrintWriter pw, String prefix, boolean dumpAll) { |
| super.dump(pw, prefix, dumpAll); |
| if (appToken != null) { |
| pw.println(prefix + "app=true mVoiceInteraction=" + mVoiceInteraction); |
| } |
| pw.print(prefix); pw.print("task="); pw.println(getTask()); |
| pw.print(prefix); pw.print(" mFillsParent="); pw.print(mFillsParent); |
| pw.print(" mOrientation="); pw.println(mOrientation); |
| pw.println(prefix + "hiddenRequested=" + hiddenRequested + " mClientHidden=" + mClientHidden |
| + ((mDeferHidingClient) ? " mDeferHidingClient=" + mDeferHidingClient : "") |
| + " reportedDrawn=" + reportedDrawn + " reportedVisible=" + reportedVisible); |
| if (paused) { |
| pw.print(prefix); pw.print("paused="); pw.println(paused); |
| } |
| if (mAppStopped) { |
| pw.print(prefix); pw.print("mAppStopped="); pw.println(mAppStopped); |
| } |
| if (mNumInterestingWindows != 0 || mNumDrawnWindows != 0 |
| || allDrawn || mLastAllDrawn) { |
| pw.print(prefix); pw.print("mNumInterestingWindows="); |
| pw.print(mNumInterestingWindows); |
| pw.print(" mNumDrawnWindows="); pw.print(mNumDrawnWindows); |
| pw.print(" inPendingTransaction="); pw.print(inPendingTransaction); |
| pw.print(" allDrawn="); pw.print(allDrawn); |
| pw.print(" lastAllDrawn="); pw.print(mLastAllDrawn); |
| pw.println(")"); |
| } |
| if (inPendingTransaction) { |
| pw.print(prefix); pw.print("inPendingTransaction="); |
| pw.println(inPendingTransaction); |
| } |
| if (startingData != null || removed || firstWindowDrawn || mIsExiting) { |
| pw.print(prefix); pw.print("startingData="); pw.print(startingData); |
| pw.print(" removed="); pw.print(removed); |
| pw.print(" firstWindowDrawn="); pw.print(firstWindowDrawn); |
| pw.print(" mIsExiting="); pw.println(mIsExiting); |
| } |
| if (startingWindow != null || startingSurface != null |
| || startingDisplayed || startingMoved || mHiddenSetFromTransferredStartingWindow) { |
| pw.print(prefix); pw.print("startingWindow="); pw.print(startingWindow); |
| pw.print(" startingSurface="); pw.print(startingSurface); |
| pw.print(" startingDisplayed="); pw.print(startingDisplayed); |
| pw.print(" startingMoved="); pw.print(startingMoved); |
| pw.println(" mHiddenSetFromTransferredStartingWindow=" |
| + mHiddenSetFromTransferredStartingWindow); |
| } |
| if (!mFrozenBounds.isEmpty()) { |
| pw.print(prefix); pw.print("mFrozenBounds="); pw.println(mFrozenBounds); |
| pw.print(prefix); pw.print("mFrozenMergedConfig="); pw.println(mFrozenMergedConfig); |
| } |
| if (mPendingRelaunchCount != 0) { |
| pw.print(prefix); pw.print("mPendingRelaunchCount="); pw.println(mPendingRelaunchCount); |
| } |
| if (getController() != null) { |
| pw.print(prefix); pw.print("controller="); pw.println(getController()); |
| } |
| if (mRemovingFromDisplay) { |
| pw.println(prefix + "mRemovingFromDisplay=" + mRemovingFromDisplay); |
| } |
| } |
| |
| @Override |
| void setHidden(boolean hidden) { |
| super.setHidden(hidden); |
| |
| if (hidden) { |
| // Once the app window is hidden, reset the last saved PiP snap fraction |
| mDisplayContent.mPinnedStackControllerLocked.resetReentrySnapFraction(this); |
| } |
| scheduleAnimation(); |
| } |
| |
| @Override |
| void prepareSurfaces() { |
| // isSelfAnimating also returns true when we are about to start a transition, so we need |
| // to check super here. |
| final boolean reallyAnimating = super.isSelfAnimating(); |
| final boolean show = !isHidden() || reallyAnimating; |
| if (show && !mLastSurfaceShowing) { |
| mPendingTransaction.show(mSurfaceControl); |
| } else if (!show && mLastSurfaceShowing) { |
| mPendingTransaction.hide(mSurfaceControl); |
| } |
| if (mThumbnail != null) { |
| mThumbnail.setShowing(mPendingTransaction, show); |
| } |
| mLastSurfaceShowing = show; |
| super.prepareSurfaces(); |
| } |
| |
| /** |
| * @return Whether our {@link #getSurfaceControl} is currently showing. |
| */ |
| boolean isSurfaceShowing() { |
| return mLastSurfaceShowing; |
| } |
| |
| boolean isFreezingScreen() { |
| return mFreezingScreen; |
| } |
| |
| @Override |
| boolean needsZBoost() { |
| return mNeedsZBoost || super.needsZBoost(); |
| } |
| |
| @CallSuper |
| @Override |
| public void writeToProto(ProtoOutputStream proto, long fieldId, boolean trim) { |
| final long token = proto.start(fieldId); |
| writeNameToProto(proto, NAME); |
| super.writeToProto(proto, WINDOW_TOKEN, trim); |
| proto.write(LAST_SURFACE_SHOWING, mLastSurfaceShowing); |
| proto.write(IS_WAITING_FOR_TRANSITION_START, isWaitingForTransitionStart()); |
| proto.write(IS_REALLY_ANIMATING, isReallyAnimating()); |
| if (mThumbnail != null){ |
| mThumbnail.writeToProto(proto, THUMBNAIL); |
| } |
| proto.write(FILLS_PARENT, mFillsParent); |
| proto.write(APP_STOPPED, mAppStopped); |
| proto.write(HIDDEN_REQUESTED, hiddenRequested); |
| proto.write(CLIENT_HIDDEN, mClientHidden); |
| proto.write(DEFER_HIDING_CLIENT, mDeferHidingClient); |
| proto.write(REPORTED_DRAWN, reportedDrawn); |
| proto.write(REPORTED_VISIBLE, reportedVisible); |
| proto.write(NUM_INTERESTING_WINDOWS, mNumInterestingWindows); |
| proto.write(NUM_DRAWN_WINDOWS, mNumDrawnWindows); |
| proto.write(ALL_DRAWN, allDrawn); |
| proto.write(LAST_ALL_DRAWN, mLastAllDrawn); |
| proto.write(REMOVED, removed); |
| if (startingWindow != null){ |
| startingWindow.writeIdentifierToProto(proto, STARTING_WINDOW); |
| } |
| proto.write(STARTING_DISPLAYED, startingDisplayed); |
| proto.write(STARTING_MOVED, startingMoved); |
| proto.write(HIDDEN_SET_FROM_TRANSFERRED_STARTING_WINDOW, |
| mHiddenSetFromTransferredStartingWindow); |
| for (Rect bounds : mFrozenBounds) { |
| bounds.writeToProto(proto, FROZEN_BOUNDS); |
| } |
| proto.end(token); |
| } |
| |
| void writeNameToProto(ProtoOutputStream proto, long fieldId) { |
| if (appToken == null) { |
| return; |
| } |
| try { |
| proto.write(fieldId, appToken.getName()); |
| } catch (RemoteException e) { |
| // This shouldn't happen, but in this case fall back to outputting nothing |
| Slog.e(TAG, e.toString()); |
| } |
| } |
| |
| @Override |
| public String toString() { |
| if (stringName == null) { |
| StringBuilder sb = new StringBuilder(); |
| sb.append("AppWindowToken{"); |
| sb.append(Integer.toHexString(System.identityHashCode(this))); |
| sb.append(" token="); sb.append(token); sb.append('}'); |
| stringName = sb.toString(); |
| } |
| return stringName + ((mIsExiting) ? " mIsExiting=" : ""); |
| } |
| |
| Rect getLetterboxInsets() { |
| if (mLetterbox != null) { |
| return mLetterbox.getInsets(); |
| } else { |
| return new Rect(); |
| } |
| } |
| |
| /** |
| * @eturn true if there is a letterbox and any part of that letterbox overlaps with |
| * the given {@code rect}. |
| */ |
| boolean isLetterboxOverlappingWith(Rect rect) { |
| return mLetterbox != null && mLetterbox.isOverlappingWith(rect); |
| } |
| |
| /** |
| * Sets if this AWT is in the process of closing or entering PIP. |
| * {@link #mWillCloseOrEnterPip}} |
| */ |
| void setWillCloseOrEnterPip(boolean willCloseOrEnterPip) { |
| mWillCloseOrEnterPip = willCloseOrEnterPip; |
| } |
| |
| /** |
| * Returns whether this AWT is considered closing. Conditions are either |
| * 1. Is this app animating and was requested to be hidden |
| * 2. App is delayed closing since it might enter PIP. |
| */ |
| boolean isClosingOrEnteringPip() { |
| return (isAnimating() && hiddenRequested) || mWillCloseOrEnterPip; |
| } |
| |
| /** |
| * @return Whether we are allowed to show non-starting windows at the moment. We disallow |
| * showing windows during transitions in case we have windows that have wide-color-gamut |
| * color mode set to avoid jank in the middle of the transition. |
| */ |
| boolean canShowWindows() { |
| return allDrawn && !(isReallyAnimating() && hasNonDefaultColorWindow()); |
| } |
| |
| /** |
| * @return true if we have a window that has a non-default color mode set; false otherwise. |
| */ |
| private boolean hasNonDefaultColorWindow() { |
| return forAllWindows(ws -> ws.mAttrs.getColorMode() != COLOR_MODE_DEFAULT, |
| true /* topToBottom */); |
| } |
| } |