Merge "Use non finishing activity for remote animation opening target" into sc-v2-dev

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

@@ -396,6 +396,7 @@ class RemoteAnimationController implements DeathRecipient {
         RemoteAnimationTarget mTarget;
         final WindowContainer mWindowContainer;
         final Rect mStartBounds;
+        private @RemoteAnimationTarget.Mode int mMode = RemoteAnimationTarget.MODE_CHANGING;
 
         RemoteAnimationRecord(WindowContainer windowContainer, Point endPos, Rect localBounds,
                 Rect endBounds, Rect startBounds) {
@@ -428,18 +429,12 @@ class RemoteAnimationController implements DeathRecipient {
             return mTarget;
         }
 
+        void setMode(@RemoteAnimationTarget.Mode int mode) {
+            mMode = mode;
+        }
+
         int getMode() {
-            final DisplayContent dc = mWindowContainer.getDisplayContent();
-            final ActivityRecord topActivity = mWindowContainer.getTopMostActivity();
-            // Note that opening/closing transitions are per-activity while changing transitions
-            // are per-task.
-            if (dc.mOpeningApps.contains(topActivity)) {
-                return RemoteAnimationTarget.MODE_OPENING;
-            } else if (dc.mChangingContainers.contains(mWindowContainer)) {
-                return RemoteAnimationTarget.MODE_CHANGING;
-            } else {
-                return RemoteAnimationTarget.MODE_CLOSING;
-            }
+            return mMode;
         }
     }
 

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

@@ -1617,7 +1617,12 @@ class TaskFragment extends WindowContainer<WindowContainer> {
     @Override
     RemoteAnimationTarget createRemoteAnimationTarget(
             RemoteAnimationController.RemoteAnimationRecord record) {
-        final ActivityRecord activity = getTopMostActivity();
+        final ActivityRecord activity = record.getMode() == RemoteAnimationTarget.MODE_OPENING
+                // There may be a trampoline activity without window on top of the existing task
+                // which is moving to front. Exclude the finishing activity so the window of next
+                // activity can be chosen to create the animation target.
+                ? getTopNonFinishingActivity()
+                : getTopMostActivity();
         return activity != null ? activity.createRemoteAnimationTarget(record) : null;
     }
 

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

@@ -2689,6 +2689,11 @@ class WindowContainer<E extends WindowContainer> extends ConfigurationContainer<
             final RemoteAnimationController.RemoteAnimationRecord adapters =
                     controller.createRemoteAnimationRecord(this, mTmpPoint, localBounds,
                             screenBounds, (isChanging ? mSurfaceFreezer.mFreezeBounds : null));
+            if (!isChanging) {
+                adapters.setMode(enter
+                        ? RemoteAnimationTarget.MODE_OPENING
+                        : RemoteAnimationTarget.MODE_CLOSING);
+            }
             resultAdapters = new Pair<>(adapters.mAdapter, adapters.mThumbnailAdapter);
         } else if (isChanging) {
             final float durationScale = mWmService.getTransitionAnimationScaleLocked();

services/tests/wmtests/src/com/android/server/wm/RemoteAnimationControllerTest.java

@@ -51,6 +51,7 @@ import android.graphics.Rect;
 import android.os.Binder;
 import android.os.IBinder;
 import android.os.IInterface;
+import android.os.RemoteException;
 import android.platform.test.annotations.Presubmit;
 import android.view.IRemoteAnimationFinishedCallback;
 import android.view.IRemoteAnimationRunner;
@@ -273,6 +274,32 @@ public class RemoteAnimationControllerTest extends WindowTestsBase {
                 eq(adapter));
     }
 
+    @Test
+    public void testOpeningTaskWithTopFinishingActivity() {
+        final WindowState win = createWindow(null /* parent */, TYPE_BASE_APPLICATION, "win");
+        final Task task = win.getTask();
+        final ActivityRecord topFinishing = new ActivityBuilder(mAtm).setTask(task).build();
+        // Now the task contains:
+        //     - Activity[1] (top, finishing, no window)
+        //     - Activity[0] (has window)
+        topFinishing.finishing = true;
+        spyOn(mDisplayContent.mAppTransition);
+        doReturn(mController).when(mDisplayContent.mAppTransition).getRemoteAnimationController();
+        task.applyAnimationUnchecked(null /* lp */, true /* enter */, TRANSIT_OLD_TASK_OPEN,
+                false /* isVoiceInteraction */, null /* sources */);
+        mController.goodToGo(TRANSIT_OLD_TASK_OPEN);
+        mWm.mAnimator.executeAfterPrepareSurfacesRunnables();
+        final ArgumentCaptor<RemoteAnimationTarget[]> appsCaptor =
+                ArgumentCaptor.forClass(RemoteAnimationTarget[].class);
+        try {
+            verify(mMockRunner).onAnimationStart(eq(TRANSIT_OLD_TASK_OPEN),
+                    appsCaptor.capture(), any(), any(), any());
+        } catch (RemoteException ignored) {
+        }
+        assertEquals(1, appsCaptor.getValue().length);
+        assertEquals(RemoteAnimationTarget.MODE_OPENING, appsCaptor.getValue()[0].mode);
+    }
+
     @Test
     public void testChangeToSmallerSize() throws Exception {
         final WindowState win = createWindow(null /* parent */, TYPE_BASE_APPLICATION, "testWin");