From c8c4cf94c6357a8c16a8ddbf833c90f8e681b80d Mon Sep 17 00:00:00 2001
From: Selim Cinek <cinek@google.com>
Date: Fri, 8 Sep 2017 15:30:09 -0700
Subject: [PATCH] Fixed an issue where a notification could flicker

Because of the fake shadow, the shelf could flicker in when
the last notification was activated.

Change-Id: I5fcf4dcec9fa73821402e6a3147922bbecb9a992
Fixes: 65022491
Test: click on last notification on keyguard, observe.
---
 .../android/systemui/statusbar/NotificationShelf.java    | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/packages/SystemUI/src/com/android/systemui/statusbar/NotificationShelf.java b/packages/SystemUI/src/com/android/systemui/statusbar/NotificationShelf.java
index 5eefe9ae07369..26a61b6d1e88f 100644
--- a/packages/SystemUI/src/com/android/systemui/statusbar/NotificationShelf.java
+++ b/packages/SystemUI/src/com/android/systemui/statusbar/NotificationShelf.java
@@ -330,6 +330,15 @@ public class NotificationShelf extends ActivatableNotificationView implements
         }
     }
 
+    @Override
+    public void setFakeShadowIntensity(float shadowIntensity, float outlineAlpha, int shadowYEnd,
+            int outlineTranslation) {
+        if (!mHasItemsInStableShelf) {
+            shadowIntensity = 0.0f;
+        }
+        super.setFakeShadowIntensity(shadowIntensity, outlineAlpha, shadowYEnd, outlineTranslation);
+    }
+
     /**
      * @return the icon amount how much this notification is in the shelf;
      */