Merge "Don't animate reorder/add when we're about to collapse." into rvc-dev (f083c156) · Commits · e / os / android_frameworks_base

packages/SystemUI/src/com/android/systemui/bubbles/BubbleStackView.java

+4 −0

Original line number	Diff line number	Diff line
		@@ -1822,6 +1822,10 @@ public class BubbleStackView extends FrameLayout
		mExpandedBubble.getExpandedView().hideImeIfVisible();
		}

		// Let the expanded animation controller know that it shouldn't animate child adds/reorders
		// since we're about to animate collapsed.
		mExpandedAnimationController.notifyPreparingToCollapse();

		final long startDelay =
		(long) (ExpandedAnimationController.EXPAND_COLLAPSE_TARGET_ANIM_DURATION * 0.6f);
		postDelayed(() -> mExpandedAnimationController.collapseBackToStack(

packages/SystemUI/src/com/android/systemui/bubbles/animation/ExpandedAnimationController.java

+43 −9

Original line number	Diff line number	Diff line
		@@ -92,6 +92,14 @@ public class ExpandedAnimationController
		private int mScreenOrientation;

		private boolean mAnimatingExpand = false;

		/**
		* Whether we are animating other Bubbles UI elements out in preparation for a call to
		* {@link #collapseBackToStack}. If true, we won't animate bubbles in response to adds or
		* reorders.
		*/
		private boolean mPreparingToCollapse = false;

		private boolean mAnimatingCollapse = false;
		private @Nullable Runnable mAfterExpand;
		private Runnable mAfterCollapse;
		@@ -150,6 +158,7 @@ public class ExpandedAnimationController
		*/
		public void expandFromStack(
		@Nullable Runnable after, @Nullable Runnable leadBubbleEndAction) {
		mPreparingToCollapse = false;
		mAnimatingCollapse = false;
		mAnimatingExpand = true;
		mAfterExpand = after;
		@@ -165,9 +174,20 @@ public class ExpandedAnimationController
		expandFromStack(after, null /* leadBubbleEndAction */);
		}

		/**
		* Sets that we're animating the stack collapsed, but haven't yet called
		* {@link #collapseBackToStack}. This will temporarily suspend animations for bubbles that are
		* added or re-ordered, since the upcoming collapse animation will handle positioning those
		* bubbles in the collapsed stack.
		*/
		public void notifyPreparingToCollapse() {
		mPreparingToCollapse = true;
		}

		/** Animate collapsing the bubbles back to their stacked position. */
		public void collapseBackToStack(PointF collapsePoint, Runnable after) {
		mAnimatingExpand = false;
		mPreparingToCollapse = false;
		mAnimatingCollapse = true;
		mAfterCollapse = after;
		mCollapsePoint = collapsePoint;
		@@ -501,14 +521,20 @@ public class ExpandedAnimationController
		startOrUpdatePathAnimation(false /* expanding */);
		} else {
		child.setTranslationX(getBubbleLeft(index));

		// If we're preparing to collapse, don't start animations since the collapse animation
		// will take over and animate the new bubble into the correct (stacked) position.
		if (!mPreparingToCollapse) {
		animationForChild(child)
		.translationY(
		getExpandedY() - mBubbleSizePx * ANIMATE_TRANSLATION_FACTOR, /* from */
		getExpandedY()
		- mBubbleSizePx * ANIMATE_TRANSLATION_FACTOR, /* from */
		getExpandedY() /* to */)
		.start();
		updateBubblePositions();
		}
		}
		}

		@Override
		void onChildRemoved(View child, int index, Runnable finishRemoval) {
		@@ -532,12 +558,20 @@ public class ExpandedAnimationController

		@Override
		void onChildReordered(View child, int oldIndex, int newIndex) {
		updateBubblePositions();
		if (mPreparingToCollapse) {
		// If a re-order is received while we're preparing to collapse, ignore it. Once started,
		// the collapse animation will animate all of the bubbles to their correct (stacked)
		// position.
		return;
		}

		// We expect reordering during collapse, since we'll put the last selected bubble on top.
		// Update the collapse animation so they end up in the right stacked positions.
		if (mAnimatingCollapse) {
		// If a re-order is received during collapse, update the animation so that the bubbles
		// end up in the correct (stacked) position.
		startOrUpdatePathAnimation(false /* expanding */);
		} else {
		// Otherwise, animate the bubbles around to reflect their new order.
		updateBubblePositions();
		}
		}