From b34b7deb1e5dacab2b3dd54dfd63918ce139083f Mon Sep 17 00:00:00 2001
From: Teng-Hui Zhu <ztenghui@google.com>
Date: Tue, 19 Jul 2016 15:14:13 -0700
Subject: [PATCH] Use a round rect background drawable for "clear all"

Such that we can remove the outline clip, which is triggering a new shader
compilation when "clear all" show up the first time.

b/28795315

Change-Id: Ib3c4283e46c932090ec97233a5551da7b359c8c8
---
 .../recents_stack_action_background.xml       | 25 +++++++++++++++++++
 .../layout/recents_stack_action_button.xml    |  2 +-
 .../systemui/recents/views/RecentsView.java   |  9 -------
 3 files changed, 26 insertions(+), 10 deletions(-)
 create mode 100644 packages/SystemUI/res/drawable/recents_stack_action_background.xml

diff --git a/packages/SystemUI/res/drawable/recents_stack_action_background.xml b/packages/SystemUI/res/drawable/recents_stack_action_background.xml
new file mode 100644
index 0000000000000..2a40dd0ec6131
--- /dev/null
+++ b/packages/SystemUI/res/drawable/recents_stack_action_background.xml
@@ -0,0 +1,25 @@
+<!--
+Copyright (C) 2016 The Android Open Source Project
+
+   Licensed under the Apache License, Version 2 (the "License");
+    you may not use this file except in compliance with the License.
+    You may obtain a copy of the License at
+
+         http://www.apache.org/licenses/LICENSE-2.0
+
+    Unless required by applicable law or agreed to in writing, software
+    distributed under the License is distributed on an "AS IS" BASIS,
+    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+    See the License for the specific language governing permissions and
+    limitations under the License.
+-->
+
+<ripple xmlns:android="http://schemas.android.com/apk/res/android"
+        android:color="?android:attr/colorControlHighlight">
+    <item android:id="@android:id/mask">
+        <shape>
+            <corners android:radius="@dimen/recents_task_view_rounded_corners_radius" />
+            <solid android:color="@android:color/white" />
+        </shape>
+    </item>
+</ripple>
\ No newline at end of file
diff --git a/packages/SystemUI/res/layout/recents_stack_action_button.xml b/packages/SystemUI/res/layout/recents_stack_action_button.xml
index 43b3de1a0244a..541000b78f8b6 100644
--- a/packages/SystemUI/res/layout/recents_stack_action_button.xml
+++ b/packages/SystemUI/res/layout/recents_stack_action_button.xml
@@ -31,6 +31,6 @@
     android:shadowDy="2"
     android:shadowRadius="5"
     android:fontFamily="sans-serif-medium"
-    android:background="?android:selectableItemBackground"
+    android:background="@drawable/recents_stack_action_background"
     android:visibility="invisible"
     android:forceHasOverlappingRendering="false" />
diff --git a/packages/SystemUI/src/com/android/systemui/recents/views/RecentsView.java b/packages/SystemUI/src/com/android/systemui/recents/views/RecentsView.java
index a8939100f66dc..43d0cf6db854b 100644
--- a/packages/SystemUI/src/com/android/systemui/recents/views/RecentsView.java
+++ b/packages/SystemUI/src/com/android/systemui/recents/views/RecentsView.java
@@ -140,8 +140,6 @@ public class RecentsView extends FrameLayout {
 
         LayoutInflater inflater = LayoutInflater.from(context);
         if (RecentsDebugFlags.Static.EnableStackActionButton) {
-            float cornerRadius = context.getResources().getDimensionPixelSize(
-                    R.dimen.recents_task_view_rounded_corners_radius);
             mStackActionButton = (TextView) inflater.inflate(R.layout.recents_stack_action_button,
                     this, false);
             mStackActionButton.setOnClickListener(new View.OnClickListener() {
@@ -151,13 +149,6 @@ public class RecentsView extends FrameLayout {
                 }
             });
             addView(mStackActionButton);
-            mStackActionButton.setClipToOutline(true);
-            mStackActionButton.setOutlineProvider(new ViewOutlineProvider() {
-                @Override
-                public void getOutline(View view, Outline outline) {
-                    outline.setRoundRect(0, 0, view.getWidth(), view.getHeight(), cornerRadius);
-                }
-            });
         }
         mEmptyView = (TextView) inflater.inflate(R.layout.recents_empty, this, false);
         addView(mEmptyView);