diff --git a/core/java/android/app/ActivityThread.java b/core/java/android/app/ActivityThread.java index e4db1b734daf5..ba26457b9f8a7 100644 --- a/core/java/android/app/ActivityThread.java +++ b/core/java/android/app/ActivityThread.java @@ -4226,21 +4226,22 @@ public final class ActivityThread extends ClientTransactionHandler decorView.addView(view); view.requestLayout(); - view.getViewTreeObserver().addOnDrawListener(new ViewTreeObserver.OnDrawListener() { + view.getViewTreeObserver().addOnPreDrawListener(new ViewTreeObserver.OnPreDrawListener() { private boolean mHandled = false; @Override - public void onDraw() { + public boolean onPreDraw() { if (mHandled) { - return; + return true; } mHandled = true; // Transfer the splash screen view from shell to client. - // Call syncTransferSplashscreenViewTransaction at the first onDraw so we can ensure - // the client view is ready to show and we can use applyTransactionOnDraw to make - // all transitions happen at the same frame. + // Call syncTransferSplashscreenViewTransaction at the first onPreDraw, so we can + // ensure the client view is ready to show, and can use applyTransactionOnDraw to + // make all transitions happen at the same frame. syncTransferSplashscreenViewTransaction( view, r.token, decorView, startingWindowLeash); - view.post(() -> view.getViewTreeObserver().removeOnDrawListener(this)); + view.post(() -> view.getViewTreeObserver().removeOnPreDrawListener(this)); + return true; } }); }