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Only need to dismiss stage if one of the task is closed.

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If both stages are closed, it might be starting a new full screen task,
so don't handle it.

Bug: 279117417
Test: no regression on 278060807.
Test: atest WMShellFlickerTests:SwitchBackToSplitFromAnotherApp
Change-Id: I09be7fafff4286493bc1456eb7b22d1d2e13b172
This commit is contained in:
wilsonshih
2023-04-21 09:12:14 +00:00
committed by Wei Sheng Shih
parent 4de0ce30d8
commit 496fd6a64a
1 changed files with 3 additions and 2 deletions
Download Patch File Download Diff File Expand all files Collapse all files

5
libs/WindowManager/Shell/src/com/android/wm/shell/splitscreen/StageCoordinator.java
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@@ -2419,12 +2419,13 @@ public class StageCoordinator implements SplitLayout.SplitLayoutHandler,
}
}
}
// If the size of dismissStages > 0, the task is closed without prepare pending
// If the size of dismissStages == 1, one of the task is closed without prepare pending
// transition, which could happen if all activities were finished after finish top
// activity in a task, so the trigger task is null when handleRequest.
// Note if the size of dismissStages == 2, it's starting a new task, so don't handle it.
final ArraySet<StageTaskListener> dismissStages = record.getShouldDismissedStage();
if (mMainStage.getChildCount() == 0 || mSideStage.getChildCount() == 0
|| dismissStages.size() > 0) {
|| dismissStages.size() == 1) {
Log.e(TAG, "Somehow removed the last task in a stage outside of a proper "
+ "transition.");
final WindowContainerTransaction wct = new WindowContainerTransaction();