Show divider when GroupedTaskView expanded from recents

* Also increased animation duration to allow
apps to get ready

Fixes: 202928293
Change-Id: I8814ec2415e7985e4f433695f6cc55f83f0c0ac2
diff --git a/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java b/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
index 2ccec44..a83f51a 100644
--- a/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
+++ b/quickstep/src/com/android/launcher3/QuickstepTransitionManager.java
@@ -175,6 +175,7 @@
     public static final int RECENTS_LAUNCH_DURATION = 336;
     private static final int LAUNCHER_RESUME_START_DELAY = 100;
     private static final int CLOSING_TRANSITION_DURATION_MS = 250;
+    public static final int SPLIT_LAUNCH_DURATION = 370;
 
     public static final int CONTENT_ALPHA_DURATION = 217;
     protected static final int CONTENT_SCALE_DURATION = 350;
diff --git a/quickstep/src/com/android/quickstep/TaskViewUtils.java b/quickstep/src/com/android/quickstep/TaskViewUtils.java
index 12b071d..15729e1 100644
--- a/quickstep/src/com/android/quickstep/TaskViewUtils.java
+++ b/quickstep/src/com/android/quickstep/TaskViewUtils.java
@@ -28,6 +28,7 @@
 import static com.android.launcher3.QuickstepTransitionManager.NAV_FADE_IN_INTERPOLATOR;
 import static com.android.launcher3.QuickstepTransitionManager.NAV_FADE_OUT_INTERPOLATOR;
 import static com.android.launcher3.QuickstepTransitionManager.RECENTS_LAUNCH_DURATION;
+import static com.android.launcher3.QuickstepTransitionManager.SPLIT_LAUNCH_DURATION;
 import static com.android.launcher3.Utilities.getDescendantCoordRelativeToAncestor;
 import static com.android.launcher3.anim.Interpolators.LINEAR;
 import static com.android.launcher3.anim.Interpolators.TOUCH_RESPONSE_INTERPOLATOR;
@@ -459,6 +460,7 @@
 
         final SurfaceControl.Transaction t = new SurfaceControl.Transaction();
         ValueAnimator animator = ValueAnimator.ofFloat(0f, 1f);
+        animator.setDuration(SPLIT_LAUNCH_DURATION);
         animator.addUpdateListener(valueAnimator -> {
             float progress = valueAnimator.getAnimatedFraction();
             for (SurfaceControl leash: openingTargets) {
@@ -559,7 +561,7 @@
         anim.addListener(windowAnimEndListener);
     }
 
-    static void setSplitAuxiliarySurfacesShown(RemoteAnimationTargetCompat[] nonApps,
+    public static void setSplitAuxiliarySurfacesShown(RemoteAnimationTargetCompat[] nonApps,
             boolean shown) {
         // TODO(b/182592057): make this part of the animations instead.
         if (nonApps != null && nonApps.length > 0) {
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index b5238c6..33ba7dd 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -4241,6 +4241,10 @@
         }
         mPendingAnimation.addEndListener(isSuccess -> {
             if (isSuccess) {
+                if (tv.getTaskIds()[1] != -1) {
+                    TaskViewUtils.setSplitAuxiliarySurfacesShown(mRemoteTargetHandles[0]
+                            .getTransformParams().getTargetSet().nonApps, true);
+                }
                 if (ENABLE_QUICKSTEP_LIVE_TILE.get() && tv.isRunningTask()) {
                     finishRecentsAnimation(false /* toRecents */, null);
                     onTaskLaunchAnimationEnd(true /* success */);