am 2954cd91: Add start/endTransition events for CHANGE transitions (3ecf835e) · Commits · e / os / android_frameworks_base

core/java/android/animation/LayoutTransition.java

+20 −0

Original line number	Original line	Diff line number	Diff line
	@@ -600,6 +600,18 @@ public class LayoutTransition {
	// Remove the animation from the cache when it ends		// Remove the animation from the cache when it ends
	anim.addListener(new AnimatorListenerAdapter() {		anim.addListener(new AnimatorListenerAdapter() {
	private boolean canceled = false;		private boolean canceled = false;

			@Override
			public void onAnimationStart(Animator animator) {
			if (mListeners != null) {
			for (TransitionListener listener : mListeners) {
			listener.startTransition(LayoutTransition.this, parent, child,
			changeReason == APPEARING ?
			CHANGE_APPEARING : CHANGE_DISAPPEARING);
			}
			}
			}

	@Override		@Override
	public void onAnimationCancel(Animator animator) {		public void onAnimationCancel(Animator animator) {
	// we remove canceled animations immediately, not here		// we remove canceled animations immediately, not here
	@@ -607,11 +619,19 @@ public class LayoutTransition {
	child.removeOnLayoutChangeListener(listener);		child.removeOnLayoutChangeListener(listener);
	layoutChangeListenerMap.remove(child);		layoutChangeListenerMap.remove(child);
	}		}

	@Override		@Override
	public void onAnimationEnd(Animator animator) {		public void onAnimationEnd(Animator animator) {
	if (!canceled) {		if (!canceled) {
	currentChangingAnimations.remove(child);		currentChangingAnimations.remove(child);
	}		}
			if (mListeners != null) {
			for (TransitionListener listener : mListeners) {
			listener.endTransition(LayoutTransition.this, parent, child,
			changeReason == APPEARING ?
			CHANGE_APPEARING : CHANGE_DISAPPEARING);
			}
			}
	}		}
	});		});