Improving performance of All Apps transition

- increased perf ~8fps using hardware layers

Change-Id: Ic6a2c23e9182fdb1ee362cbd72f7813f4e9accf0

1 files changed, 41 insertions, 0 deletions

diff --git a/src/com/android/launcher2/CustomizeTrayTabHost.java b/src/com/android/launcher2/CustomizeTrayTabHost.java
new file mode 100644
index 000000000..502917211
--- /dev/null
+++ b/src/com/android/launcher2/CustomizeTrayTabHost.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright (C) 2011 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (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.
+ */
+
+package com.android.launcher2;
+
+import android.content.Context;
+import android.util.AttributeSet;
+import android.widget.TabHost;
+
+public class CustomizeTrayTabHost extends TabHost implements LauncherAnimatable {
+    public CustomizeTrayTabHost(Context context) {
+        super(context);
+    }
+
+    public CustomizeTrayTabHost(Context context, AttributeSet attrs) {
+        super(context, attrs);
+    }
+
+    @Override
+    public void onLauncherAnimationStart() {
+        setLayerType(LAYER_TYPE_HARDWARE, null);
+    }
+
+    @Override
+    public void onLauncherAnimationEnd() {
+        setLayerType(LAYER_TYPE_NONE, null);
+    }
+}