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.view.View; 24 import android.widget.ImageView; 25 import android.widget.RemoteViews.RemoteView; 26 27 @RemoteView 28 public class AnimatedImageView extends ImageView { 29 AnimationDrawable mAnim; 30 boolean mAttached; 31 AnimatedImageView(Context context)32 public AnimatedImageView(Context context) { 33 super(context); 34 } 35 AnimatedImageView(Context context, AttributeSet attrs)36 public AnimatedImageView(Context context, AttributeSet attrs) { 37 super(context, attrs); 38 } 39 updateAnim()40 private void updateAnim() { 41 Drawable drawable = getDrawable(); 42 if (mAttached && mAnim != null) { 43 mAnim.stop(); 44 } 45 if (drawable instanceof AnimationDrawable) { 46 mAnim = (AnimationDrawable)drawable; 47 if (isShown()) { 48 mAnim.start(); 49 } 50 } else { 51 mAnim = null; 52 } 53 } 54 55 @Override setImageDrawable(Drawable drawable)56 public void setImageDrawable(Drawable drawable) { 57 super.setImageDrawable(drawable); 58 updateAnim(); 59 } 60 61 @Override 62 @android.view.RemotableViewMethod setImageResource(int resid)63 public void setImageResource(int resid) { 64 super.setImageResource(resid); 65 updateAnim(); 66 } 67 68 @Override onAttachedToWindow()69 public void onAttachedToWindow() { 70 super.onAttachedToWindow(); 71 mAttached = true; 72 updateAnim(); 73 } 74 75 @Override onDetachedFromWindow()76 public void onDetachedFromWindow() { 77 super.onDetachedFromWindow(); 78 if (mAnim != null) { 79 mAnim.stop(); 80 } 81 mAttached = false; 82 } 83 84 @Override onVisibilityChanged(View changedView, int vis)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