improving performance of first AllApps/Customize animation
Change-Id: I71e5cc634f7e1346617d101efd6945c00484cab3
diff --git a/src/com/android/launcher2/CustomizeTrayTabHost.java b/src/com/android/launcher2/CustomizeTrayTabHost.java
index 5029172..76cfc84 100644
--- a/src/com/android/launcher2/CustomizeTrayTabHost.java
+++ b/src/com/android/launcher2/CustomizeTrayTabHost.java
@@ -16,11 +16,14 @@
package com.android.launcher2;
+import android.animation.Animator;
import android.content.Context;
import android.util.AttributeSet;
import android.widget.TabHost;
-public class CustomizeTrayTabHost extends TabHost implements LauncherAnimatable {
+public class CustomizeTrayTabHost extends TabHost implements LauncherTransitionable {
+ private boolean mFirstLayout = true;
+
public CustomizeTrayTabHost(Context context) {
super(context);
}
@@ -30,12 +33,28 @@
}
@Override
- public void onLauncherAnimationStart() {
- setLayerType(LAYER_TYPE_HARDWARE, null);
+ public void onLauncherTransitionStart(Animator animation) {
+ if (animation != null) {
+ setLayerType(LAYER_TYPE_HARDWARE, null);
+ // just a sanity check that we don't build a layer before a call to onLayout
+ if (!mFirstLayout) {
+ // force building the layer at the beginning of the animation, so you don't get a
+ // blip early in the animation
+ buildLayer();
+ }
+ }
}
@Override
- public void onLauncherAnimationEnd() {
- setLayerType(LAYER_TYPE_NONE, null);
+ public void onLauncherTransitionEnd(Animator animation) {
+ if (animation != null) {
+ setLayerType(LAYER_TYPE_NONE, null);
+ }
+ }
+
+ @Override
+ protected void onLayout(boolean changed, int l, int t, int r, int b) {
+ mFirstLayout = false;
+ super.onLayout(changed, l, t, r, b);
}
}