Send divider change to launcher to animate (efc2c627) · Commits · e / os / android_frameworks_base

libs/WindowManager/Shell/src/com/android/wm/shell/recents/RecentsTransitionHandler.java

+5 −0

Original line number	Diff line number	Diff line
		@@ -428,6 +428,11 @@ public class RecentsTransitionHandler implements Transitions.TransitionHandler {
		" adding opening taskId=%d", taskInfo.taskId);
		mOpeningTasks.add(new TaskState(change, target.leash));
		}
		} else if (TransitionUtil.isDividerBar(change)) {
		final RemoteAnimationTarget target = TransitionUtil.newTarget(change,
		info.getChanges().size() - i, info, t, mLeashMap);
		// Add this as a app and we will separate them on launcher side by window type.
		apps.add(target);
		}
		}
		t.apply();

libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/StageCoordinator.java

+3 −2

Original line number	Diff line number	Diff line
		@@ -2757,8 +2757,8 @@ public class StageCoordinator implements SplitLayout.SplitLayoutHandler,
		}

		/** Call this when starting the open-recents animation while split-screen is active. */
		public void onRecentsInSplitAnimationStart(@NonNull SurfaceControl.Transaction t) {
		setDividerVisibility(false, t);
		public void onRecentsInSplitAnimationStart(TransitionInfo info) {
		addDividerBarToTransition(info, false /* show */);
		}

		/** Call this when the recents animation during split-screen finishes. */
		@@ -2775,6 +2775,7 @@ public class StageCoordinator implements SplitLayout.SplitLayoutHandler,
		\|\| mSideStage.containsContainer(container))) {
		updateSurfaceBounds(mSplitLayout, finishT,
		false /* applyResizingOffset */);
		finishT.reparent(mSplitLayout.getDividerLeash(), mRootTaskLeash);
		setDividerVisibility(true, finishT);
		return;
		}

libs/WindowManager/Shell/src/com/android/wm/shell/transition/DefaultMixedHandler.java

+1 −1

Original line number	Diff line number	Diff line
		@@ -524,7 +524,7 @@ public class DefaultMixedHandler implements Transitions.TransitionHandler,
		finishCallback.onTransitionFinished(wct, wctCB);
		};
		mixed.mInFlightSubAnimations = 1;
		mSplitHandler.onRecentsInSplitAnimationStart(startTransaction);
		mSplitHandler.onRecentsInSplitAnimationStart(info);
		final boolean handled = mixed.mLeftoversHandler.startAnimation(mixed.mTransition, info,
		startTransaction, finishTransaction, finishCB);
		if (!handled) {

libs/WindowManager/Shell/src/com/android/wm/shell/util/TransitionUtil.java

+29 −2

Original line number	Diff line number	Diff line
		@@ -110,6 +110,11 @@ public class TransitionUtil {
		&& !change.hasFlags(FLAG_IN_TASK_WITH_EMBEDDED_ACTIVITY);
		}

		/** Returns `true` if `change` is the divider. */
		public static boolean isDividerBar(TransitionInfo.Change change) {
		return isNonApp(change) && change.hasFlags(FLAG_IS_DIVIDER_BAR);
		}

		/** Returns `true` if `change` is only re-ordering. */
		public static boolean isOrderOnly(TransitionInfo.Change change) {
		return change.getMode() == TRANSIT_CHANGE
		@@ -175,6 +180,14 @@ public class TransitionUtil {
		t.setPosition(leash, absBounds.left - info.getRoot(rootIdx).getOffset().x,
		absBounds.top - info.getRoot(rootIdx).getOffset().y);

		if (isDividerBar(change)) {
		if (isOpeningType(mode)) {
		t.setAlpha(leash, 0.f);
		}
		t.setLayer(leash, Integer.MAX_VALUE);
		return;
		}

		// Put all the OPEN/SHOW on top
		if (TransitionUtil.isOpeningType(mode)) {
		if (isOpening) {
		@@ -245,6 +258,10 @@ public class TransitionUtil {
		*/
		public static RemoteAnimationTarget newTarget(TransitionInfo.Change change, int order,
		SurfaceControl leash) {
		if (isDividerBar(change)) {
		return getDividerTarget(change, leash);
		}

		int taskId;
		boolean isNotInRecents;
		ActivityManager.RunningTaskInfo taskInfo;
		@@ -284,8 +301,7 @@ public class TransitionUtil {
		new Rect(change.getStartAbsBounds()),
		taskInfo,
		change.getAllowEnterPip(),
		(change.getFlags() & FLAG_IS_DIVIDER_BAR) != 0
		? TYPE_DOCK_DIVIDER : INVALID_WINDOW_TYPE
		INVALID_WINDOW_TYPE
		);
		target.setWillShowImeOnTarget(
		(change.getFlags() & TransitionInfo.FLAG_WILL_IME_SHOWN) != 0);
		@@ -293,6 +309,17 @@ public class TransitionUtil {
		return target;
		}

		private static RemoteAnimationTarget getDividerTarget(TransitionInfo.Change change,
		SurfaceControl leash) {
		return new RemoteAnimationTarget(-1 /* taskId /, -1 / mode */,
		leash, false /* isTranslucent /, null / clipRect */,
		null /* contentInsets /, Integer.MAX_VALUE / prefixOrderIndex */,
		new android.graphics.Point(0, 0) /* position */, change.getStartAbsBounds(),
		change.getStartAbsBounds(), new WindowConfiguration(), true, null /* startLeash */,
		null /* startBounds /, null / taskInfo /, false / allowEnterPip */,
		TYPE_DOCK_DIVIDER);
		}

		/**
		* Finds the "correct" root idx for a change. The change's end display is prioritized, then
		* the start display. If there is no display, it will fallback on the 0th root in the

libs/WindowManager/Shell/tests/unittest/src/com/android/wm/shell/splitscreen/SplitTransitionTests.java

+2 −2

Original line number	Diff line number	Diff line
		@@ -273,7 +273,7 @@ public class SplitTransitionTests extends ShellTestCase {
		// simulate the start of recents transition
		mMainStage.onTaskVanished(mMainChild);
		mSideStage.onTaskVanished(mSideChild);
		mStageCoordinator.onRecentsInSplitAnimationStart(mock(SurfaceControl.Transaction.class));
		mStageCoordinator.onRecentsInSplitAnimationStart(mock(TransitionInfo.class));
		assertTrue(mStageCoordinator.isSplitScreenVisible());

		// Make sure it cleans-up if recents doesn't restore
		@@ -307,7 +307,7 @@ public class SplitTransitionTests extends ShellTestCase {
		// simulate the start of recents transition
		mMainStage.onTaskVanished(mMainChild);
		mSideStage.onTaskVanished(mSideChild);
		mStageCoordinator.onRecentsInSplitAnimationStart(mock(SurfaceControl.Transaction.class));
		mStageCoordinator.onRecentsInSplitAnimationStart(mock(TransitionInfo.class));
		assertTrue(mStageCoordinator.isSplitScreenVisible());

		// Make sure we remain in split after recents restores.