From 112ac95571c9b81921a912d67b9c369fb523a235 Mon Sep 17 00:00:00 2001
From: Tony Wickham <twickham@google.com>
Date: Thu, 12 Nov 2015 12:31:50 -0800
Subject: [PATCH] Skip to the end of the folder open animation in battery saver
 mode.

Bug: 25666809
Change-Id: I867d56a34fc5e0ad6aaabd8b6df47be05ec31966
---
 src/com/android/launcher3/CellLayout.java | 6 +-----
 src/com/android/launcher3/Launcher.java   | 4 ++++
 src/com/android/launcher3/Utilities.java  | 7 +++++++
 3 files changed, 12 insertions(+), 5 deletions(-)

diff --git a/src/com/android/launcher3/CellLayout.java b/src/com/android/launcher3/CellLayout.java
index 5f64a829be..0a2a01728e 100644
--- a/src/com/android/launcher3/CellLayout.java
+++ b/src/com/android/launcher3/CellLayout.java
@@ -36,7 +36,6 @@ import android.graphics.drawable.Drawable;
 import android.graphics.drawable.TransitionDrawable;
 import android.os.Build;
 import android.os.Parcelable;
-import android.os.PowerManager;
 import android.support.v4.view.ViewCompat;
 import android.util.AttributeSet;
 import android.util.Log;
@@ -2183,10 +2182,7 @@ public class CellLayout extends ViewGroup implements BubbleTextShadowHandler {
             // Animations are disabled in power save mode, causing the repeated animation to jump
             // spastically between beginning and end states. Since this looks bad, we don't repeat
             // the animation in power save mode.
-            PowerManager powerManager = (PowerManager) getContext()
-                    .getSystemService(Context.POWER_SERVICE);
-            boolean powerSaverOn = Utilities.ATLEAST_LOLLIPOP && powerManager.isPowerSaveMode();
-            if (!powerSaverOn) {
+            if (!Utilities.isPowerSaverOn(getContext())) {
                 va.setRepeatMode(ValueAnimator.REVERSE);
                 va.setRepeatCount(ValueAnimator.INFINITE);
             }
diff --git a/src/com/android/launcher3/Launcher.java b/src/com/android/launcher3/Launcher.java
index 9824e3e3ed..658272f857 100644
--- a/src/com/android/launcher3/Launcher.java
+++ b/src/com/android/launcher3/Launcher.java
@@ -3125,6 +3125,10 @@ public class Launcher extends Activity
         }
         oa.setDuration(getResources().getInteger(R.integer.config_folderExpandDuration));
         oa.start();
+        if (Utilities.isPowerSaverOn(this)) {
+            // Animations are disabled in battery saver mode, so just skip to the end state.
+            oa.end();
+        }
     }
 
     private void shrinkAndFadeInFolderIcon(final FolderIcon fi, boolean animate) {
diff --git a/src/com/android/launcher3/Utilities.java b/src/com/android/launcher3/Utilities.java
index d14d056fed..735cbebb73 100644
--- a/src/com/android/launcher3/Utilities.java
+++ b/src/com/android/launcher3/Utilities.java
@@ -46,6 +46,7 @@ import android.graphics.drawable.Drawable;
 import android.graphics.drawable.PaintDrawable;
 import android.os.Build;
 import android.os.Bundle;
+import android.os.PowerManager;
 import android.os.Process;
 import android.text.Spannable;
 import android.text.SpannableString;
@@ -759,4 +760,10 @@ public final class Utilities {
         return context.getSharedPreferences(
                 LauncherFiles.SHARED_PREFERENCES_KEY, Context.MODE_PRIVATE);
     }
+
+    @TargetApi(Build.VERSION_CODES.LOLLIPOP)
+    public static boolean isPowerSaverOn(Context context) {
+        PowerManager powerManager = (PowerManager) context.getSystemService(Context.POWER_SERVICE);
+        return ATLEAST_LOLLIPOP && powerManager.isPowerSaveMode();
+    }
 }