ExitTransitionCoordinator: suppressLayout during running transition (f7ff2205) · Commits · e / os / android_frameworks_base

core/java/android/app/ExitTransitionCoordinator.java

+15 −12

Original line number	Diff line number	Diff line
		@@ -117,10 +117,16 @@ class ExitTransitionCoordinator extends ActivityTransitionCoordinator {
		setTransitionAlpha(mTransitioningViews, 1);
		setTransitionAlpha(mSharedElements, 1);
		mIsHidden = true;
		if (getDecor() != null) {
		getDecor().suppressLayout(false);
		}
		clearState();
		}

		private void sharedElementExitBack() {
		if (getDecor() != null) {
		getDecor().suppressLayout(true);
		}
		if (!mSharedElements.isEmpty() && getSharedElementTransition() != null) {
		startTransition(new Runnable() {
		public void run() {
		@@ -136,18 +142,6 @@ class ExitTransitionCoordinator extends ActivityTransitionCoordinator {
		Transition transition = getSharedElementExitTransition();
		final ArrayList<View> sharedElementSnapshots = createSnapshots(mExitSharedElementBundle,
		mSharedElementNames);
		transition.addListener(new ContinueTransitionListener() {
		@Override
		public void onTransitionEnd(Transition transition) {
		transition.removeListener(this);
		super.onTransitionEnd(transition);
		int count = mSharedElements.size();
		for (int i = 0; i < count; i++) {
		View sharedElement = mSharedElements.get(i);
		((ViewGroup) sharedElement.getParent()).suppressLayout(true);
		}
		}
		});
		getDecor().getViewTreeObserver()
		.addOnPreDrawListener(new ViewTreeObserver.OnPreDrawListener() {
		@Override
		@@ -172,6 +166,9 @@ class ExitTransitionCoordinator extends ActivityTransitionCoordinator {
		public void startExit() {
		if (!mIsExitStarted) {
		mIsExitStarted = true;
		if (getDecor() != null) {
		getDecor().suppressLayout(true);
		}
		startTransition(new Runnable() {
		@Override
		public void run() {
		@@ -184,6 +181,9 @@ class ExitTransitionCoordinator extends ActivityTransitionCoordinator {
		public void startExit(int resultCode, Intent data) {
		if (!mIsExitStarted) {
		mIsExitStarted = true;
		if (getDecor() != null) {
		getDecor().suppressLayout(true);
		}
		mHandler = new Handler() {
		@Override
		public void handleMessage(Message msg) {
		@@ -357,6 +357,9 @@ class ExitTransitionCoordinator extends ActivityTransitionCoordinator {
		mExitNotified = true;
		mResultReceiver.send(MSG_EXIT_TRANSITION_COMPLETE, null);
		mResultReceiver = null; // done talking
		if (getDecor() != null) {
		getDecor().suppressLayout(false);
		}
		finishIfNecessary();
		}
		}