Home | History | Annotate | Download | only in statusbar 
      1 /*
      2  * Copyright (C) 2008 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.systemui.statusbar;
     18 
     19 import android.content.Context;
     20 import android.graphics.drawable.AnimationDrawable;
     21 import android.graphics.drawable.Drawable;
     22 import android.util.AttributeSet;
     23 import android.util.Slog;
     24 import android.view.View;
     25 import android.widget.ImageView;
     26 import android.widget.RemoteViews.RemoteView;
     27 
     28 @RemoteView
     29 public class AnimatedImageView extends ImageView {
     30     AnimationDrawable mAnim;
     31     boolean mAttached;
     32 
     33     public AnimatedImageView(Context context) {
     34         super(context);
     35     }
     36 
     37     public AnimatedImageView(Context context, AttributeSet attrs) {
     38         super(context, attrs);
     39     }
     40 
     41     private void updateAnim() {
     42         Drawable drawable = getDrawable();
     43         if (mAttached && mAnim != null) {
     44             mAnim.stop();
     45         }
     46         if (drawable instanceof AnimationDrawable) {
     47             mAnim = (AnimationDrawable)drawable;
     48             if (isShown()) {
     49                 mAnim.start();
     50             }
     51         } else {
     52             mAnim = null;
     53         }
     54     }
     55 
     56     @Override
     57     public void setImageDrawable(Drawable drawable) {
     58         super.setImageDrawable(drawable);
     59         updateAnim();
     60     }
     61 
     62     @Override
     63     @android.view.RemotableViewMethod
     64     public void setImageResource(int resid) {
     65         super.setImageResource(resid);
     66         updateAnim();
     67     }
     68 
     69     @Override
     70     public void onAttachedToWindow() {
     71         super.onAttachedToWindow();
     72         mAttached = true;
     73     }
     74 
     75     @Override
     76     public void onDetachedFromWindow() {
     77         super.onDetachedFromWindow();
     78         if (mAnim != null) {
     79             mAnim.stop();
     80         }
     81         mAttached = false;
     82     }
     83 
     84     @Override
     85     protected void onVisibilityChanged(View changedView, int vis) {
     86         super.onVisibilityChanged(changedView, vis);
     87         if (mAnim != null) {
     88             if (isShown()) {
     89                 mAnim.start();
     90             } else {
     91                 mAnim.stop();
     92             }
     93         }
     94     }
     95 }
     96 
     97