@Override
public int onStartCommand(Intent intent, int flags, int startId) {
String url = intent.getStringExtra("url");
if (downloadTask != null && !downloadTask.isCancelled()) {
Toast.makeText(getApplicationContext(), "正在下载中！", Toast.LENGTH_SHORT).show();
return startId;
}
downloadTask = new DownloadImageTask();
downloadTask.execute(url);
return super.onStartCommand(intent, flags, startId);
}
@Override
public void onDestroyView() {
Drawable drawable = imageView.getDrawable();
if (drawable != null) {
if (drawable instanceof GifDrawable) {
((GifDrawable) drawable).recycle();
} else {
drawable.setCallback(null);
}
imageView.setImageDrawable(null);
}
super.onDestroyView();
if (task != null && task.loading && !task.isCancelled()) {
task.cancel(true);
}
}
