Merge "Let the finishing transition commit the visibility" into udc-dev (99e93940) · Commits · e / os / android_frameworks_base

services/core/java/com/android/server/wm/ActivityRecord.java

+11 −2

Original line number	Diff line number	Diff line
		@@ -5263,15 +5263,20 @@ final class ActivityRecord extends WindowToken implements WindowManagerService.A

		// Before setting mVisibleRequested so we can track changes.
		boolean isCollecting = false;
		boolean inFinishingTransition = false;
		if (mTransitionController.isShellTransitionsEnabled()) {
		isCollecting = mTransitionController.isCollecting();
		if (isCollecting) {
		mTransitionController.collect(this);
		} else {
		Slog.e(TAG, "setVisibility=" + visible + " while transition is not collecting "
		inFinishingTransition = mTransitionController.inFinishingTransition(this);
		if (!inFinishingTransition) {
		Slog.e(TAG, "setVisibility=" + visible
		+ " while transition is not collecting or finishing "
		+ this + " caller=" + Debug.getCallers(8));
		}
		}
		}

		onChildVisibilityRequested(visible);

		@@ -5346,6 +5351,10 @@ final class ActivityRecord extends WindowToken implements WindowManagerService.A
		}
		return;
		}
		if (inFinishingTransition) {
		// Let the finishing transition commit the visibility.
		return;
		}
		// If we are preparing an app transition, then delay changing
		// the visibility of this token until we execute that transition.
		if (deferCommitVisibilityChange(visible)) {

services/core/java/com/android/server/wm/Transition.java

+3 −1

Original line number	Diff line number	Diff line
		@@ -814,6 +814,7 @@ class Transition implements BLASTSyncEngine.TransactionReadyListener {
		if (mState < STATE_PLAYING) {
		throw new IllegalStateException("Can't finish a non-playing transition " + mSyncId);
		}
		mController.mFinishingTransition = this;

		boolean hasParticipatedDisplay = false;
		boolean hasVisibleTransientLaunch = false;
		@@ -995,6 +996,7 @@ class Transition implements BLASTSyncEngine.TransactionReadyListener {

		// Handle back animation if it's already started.
		mController.mAtm.mBackNavigationController.handleDeferredBackAnimation(mTargets);
		mController.mFinishingTransition = null;
		}

		void abort() {
		@@ -1274,7 +1276,7 @@ class Transition implements BLASTSyncEngine.TransactionReadyListener {
		if (mFinishTransaction != null) {
		mFinishTransaction.apply();
		}
		mController.finishTransition(mToken);
		mController.finishTransition(this);
		}

		private void cleanUpInternal() {

services/core/java/com/android/server/wm/TransitionController.java

+12 −5

Original line number	Diff line number	Diff line
		@@ -107,6 +107,9 @@ class TransitionController {
		*/
		private final ArrayList<Transition> mPlayingTransitions = new ArrayList<>();

		/** The currently finishing transition. */
		Transition mFinishingTransition;

		/**
		* The windows that request to be invisible while it is in transition. After the transition
		* is finished and the windows are no longer animating, their surfaces will be destroyed.
		@@ -313,6 +316,11 @@ class TransitionController {
		return false;
		}

		/** Returns {@code true} if the `wc` is a participant of the finishing transition. */
		boolean inFinishingTransition(WindowContainer<?> wc) {
		return mFinishingTransition != null && mFinishingTransition.mParticipants.contains(wc);
		}

		/** @return {@code true} if a transition is running */
		boolean inTransition() {
		// TODO(shell-transitions): eventually properly support multiple
		@@ -672,14 +680,13 @@ class TransitionController {
		}

		/** @see Transition#finishTransition */
		void finishTransition(@NonNull IBinder token) {
		void finishTransition(Transition record) {
		// It is usually a no-op but make sure that the metric consumer is removed.
		mTransitionMetricsReporter.reportAnimationStart(token, 0 /* startTime */);
		mTransitionMetricsReporter.reportAnimationStart(record.getToken(), 0 /* startTime */);
		// It is a no-op if the transition did not change the display.
		mAtm.endLaunchPowerMode(POWER_MODE_REASON_CHANGE_DISPLAY);
		final Transition record = Transition.fromBinder(token);
		if (record == null \|\| !mPlayingTransitions.contains(record)) {
		Slog.e(TAG, "Trying to finish a non-playing transition " + token);
		if (!mPlayingTransitions.contains(record)) {
		Slog.e(TAG, "Trying to finish a non-playing transition " + record);
		return;
		}
		ProtoLog.v(ProtoLogGroup.WM_DEBUG_WINDOW_TRANSITIONS, "Finish Transition: %s", record);

services/core/java/com/android/server/wm/WindowOrganizerController.java

+6 −1

Original line number	Diff line number	Diff line
		@@ -391,9 +391,14 @@ class WindowOrganizerController extends IWindowOrganizerController.Stub
		// apply the incoming transaction before finish in case it alters the visibility
		// of the participants.
		if (t != null) {
		// Set the finishing transition before applyTransaction so the visibility
		// changes of the transition participants will only set visible-requested
		// and still let finishTransition handle the participants.
		mTransitionController.mFinishingTransition = transition;
		applyTransaction(t, syncId, null /transition/, caller, transition);
		}
		getTransitionController().finishTransition(transitionToken);
		mTransitionController.finishTransition(transition);
		mTransitionController.mFinishingTransition = null;
		if (syncId >= 0) {
		setSyncReady(syncId);
		}

services/tests/wmtests/src/com/android/server/wm/TransitionTests.java

+14 −2

Original line number	Diff line number	Diff line
		@@ -1391,7 +1391,7 @@ public class TransitionTests extends WindowTestsBase {

		verify(snapshotController, times(1)).recordSnapshot(eq(task2), eq(false));

		openTransition.finishTransition();
		controller.finishTransition(openTransition);

		// We are now going to simulate closing task1 to return back to (open) task2.
		final Transition closeTransition = controller.createTransition(TRANSIT_CLOSE);
		@@ -1416,7 +1416,19 @@ public class TransitionTests extends WindowTestsBase {
		verify(snapshotController, times(0)).recordSnapshot(eq(task1), eq(false));

		enteringAnimReports.clear();
		closeTransition.finishTransition();
		final boolean[] wasInFinishingTransition = { false };
		controller.registerLegacyListener(new WindowManagerInternal.AppTransitionListener() {
		@Override
		public void onAppTransitionFinishedLocked(IBinder token) {
		final ActivityRecord r = ActivityRecord.forToken(token);
		if (r != null) {
		wasInFinishingTransition[0] = controller.inFinishingTransition(r);
		}
		}
		});
		controller.finishTransition(closeTransition);
		assertTrue(wasInFinishingTransition[0]);
		assertNull(controller.mFinishingTransition);

		assertEquals(ActivityTaskManagerService.APP_SWITCH_DISALLOW, mAtm.getBalAppSwitchesState());
		assertFalse(activity1.app.hasActivityInVisibleTask());