Merge "Fix not able to enter split screen with trampoline launch" into tm-qpr-dev
diff --git a/services/core/java/com/android/server/wm/ActivityStarter.java b/services/core/java/com/android/server/wm/ActivityStarter.java
index c6e0cd2..aad89b4 100644
--- a/services/core/java/com/android/server/wm/ActivityStarter.java
+++ b/services/core/java/com/android/server/wm/ActivityStarter.java
@@ -2867,9 +2867,9 @@
 
         if (differentTopTask && !mAvoidMoveToFront) {
             mStartActivity.intent.addFlags(Intent.FLAG_ACTIVITY_BROUGHT_TO_FRONT);
-            if (mSourceRecord == null || (mSourceRootTask.getTopNonFinishingActivity() != null
-                    && mSourceRootTask.getTopNonFinishingActivity().getTask()
-                            == mSourceRecord.getTask())) {
+            // TODO(b/264487981): Consider using BackgroundActivityStartController to determine
+            //  whether to bring the launching activity to the front.
+            if (mSourceRecord == null || inTopNonFinishingTask(mSourceRecord)) {
                 // We really do want to push this one into the user's face, right now.
                 if (mLaunchTaskBehind && mSourceRecord != null) {
                     intentActivity.setTaskToAffiliateWith(mSourceRecord.getTask());
@@ -2928,6 +2928,20 @@
                 mRootWindowContainer.getDefaultTaskDisplayArea(), mTargetRootTask);
     }
 
+    private boolean inTopNonFinishingTask(ActivityRecord r) {
+        if (r == null || r.getTask() == null) {
+            return false;
+        }
+
+        final Task rTask = r.getTask();
+        final Task parent = rTask.getCreatedByOrganizerTask() != null
+                ? rTask.getCreatedByOrganizerTask() : r.getRootTask();
+        final ActivityRecord topNonFinishingActivity = parent != null
+                ? parent.getTopNonFinishingActivity() : null;
+
+        return topNonFinishingActivity != null && topNonFinishingActivity.getTask() == rTask;
+    }
+
     private void resumeTargetRootTaskIfNeeded() {
         if (mDoResume) {
             final ActivityRecord next = mTargetRootTask.topRunningActivity(