Merge "Do not dismiss split if stages are not visible due to screen is sleeping" into sc-v2-dev am: c200310e02

Original change: https://googleplex-android-review.googlesource.com/c/platform/frameworks/base/+/14613435

Change-Id: Ib587f4c4a9d01fdc25d8cf2e152a6c57e7b3b243

core/java/android/app/TaskInfo.java

@@ -239,6 +239,12 @@ public class TaskInfo {
      */
     public boolean isVisible;
 
+    /**
+     * Whether this task is sleeping due to sleeping display.
+     * @hide
+     */
+    public boolean isSleeping;
+
     TaskInfo() {
         // Do nothing
     }
@@ -342,7 +348,8 @@ public class TaskInfo {
                 && getWindowingMode() == that.getWindowingMode()
                 && Objects.equals(taskDescription, that.taskDescription)
                 && isFocused == that.isFocused
-                && isVisible == that.isVisible;
+                && isVisible == that.isVisible
+                && isSleeping == that.isSleeping;
     }
 
     /**
@@ -396,6 +403,7 @@ public class TaskInfo {
         parentTaskId = source.readInt();
         isFocused = source.readBoolean();
         isVisible = source.readBoolean();
+        isSleeping = source.readBoolean();
         topActivityToken = source.readStrongBinder();
         topActivityInSizeCompat = source.readBoolean();
         mTopActivityLocusId = source.readTypedObject(LocusId.CREATOR);
@@ -434,6 +442,7 @@ public class TaskInfo {
         dest.writeInt(parentTaskId);
         dest.writeBoolean(isFocused);
         dest.writeBoolean(isVisible);
+        dest.writeBoolean(isSleeping);
         dest.writeStrongBinder(topActivityToken);
         dest.writeBoolean(topActivityInSizeCompat);
         dest.writeTypedObject(mTopActivityLocusId, flags);
@@ -462,6 +471,7 @@ public class TaskInfo {
                 + " parentTaskId=" + parentTaskId
                 + " isFocused=" + isFocused
                 + " isVisible=" + isVisible
+                + " isSleeping=" + isSleeping
                 + " topActivityToken=" + topActivityToken
                 + " topActivityInSizeCompat=" + topActivityInSizeCompat
                 + " locusId= " + mTopActivityLocusId

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

@@ -116,7 +116,7 @@ class StageCoordinator implements SplitLayout.SplitLayoutHandler,
     private final List<SplitScreen.SplitScreenListener> mListeners = new ArrayList<>();
     private final DisplayImeController mDisplayImeController;
     private final SplitScreenTransitions mSplitTransitions;
-    private boolean mExitSplitScreenOnHide = true;
+    private boolean mExitSplitScreenOnHide;
     private boolean mKeyguardOccluded;
 
     // TODO(b/187041611): remove this flag after totally deprecated legacy split
@@ -415,10 +415,13 @@ class StageCoordinator implements SplitLayout.SplitLayoutHandler,
         // Divider is only visible if both the main stage and side stages are visible
         setDividerVisibility(isSplitScreenVisible());
 
-        if (mExitSplitScreenOnHide && !mainStageVisible && !sideStageVisible) {
+        if (!mainStageVisible && !sideStageVisible) {
-            // Exit split-screen if both stage are not visible.
+            if (mExitSplitScreenOnHide
-            // TODO: This is only a temporary request from UX and is likely to be removed soon...
+            // Don't dismiss staged split when both stages are not visible due to sleeping display,
+            // like the cases keyguard showing or screen off.
+            || (!mMainStage.mRootTaskInfo.isSleeping && !mSideStage.mRootTaskInfo.isSleeping)) {
                 exitSplitScreen();
+            }
         } else if (mKeyguardOccluded) {
             // At least one of the stages is visible while keyguard occluded. Dismiss split because
             // there's show-when-locked activity showing on top of keyguard. Also make sure the

services/core/java/com/android/server/wm/Task.java

@@ -4136,6 +4136,7 @@ class Task extends WindowContainer<WindowContainer> {
                 : INVALID_TASK_ID;
         info.isFocused = isFocused();
         info.isVisible = hasVisibleChildren();
+        info.isSleeping = shouldSleepActivities();
         ActivityRecord topRecord = getTopNonFinishingActivity();
         info.mTopActivityLocusId = topRecord != null ? topRecord.getLocusId() : null;
     }