安卓源码进度条通知，异步任务下载，缓存Sd卡实例代码-米微资源分享网

NotificationCompat.Builder builder = new NotificationCompat.Builder(this);
//3.设置通知三要素  标题、小图标、内容
builder.setContentTitle("下载中...")
      .setSmallIcon(R.mipmap.ic_launcher);

//开启异步任务
new ImgAsync(new ImgAsync.CallBack() {
  @Override
  public void getProgress(int progress) {

      builder.setContentText("下载了" + progress + "%");
      builder.setProgress(100, progress, false);
      if (progress == 100) {
         builder.setContentTitle("点击查看")
                  .setContentText("下载完成");
         //点击通知  跳转  封装跳转意图  PendingIntent.FLAG_ONE_SHOT有效点击次数一次
Intent intent = new Intent(MainActivity.this, SecondActivity.class);
         PendingIntent pendingIntent =
                  PendingIntent.getActivity(MainActivity.this, 100, intent, PendingIntent.FLAG_ONE_SHOT);
         builder.setContentIntent(pendingIntent);
      }
      //发送通知
manager.notify(100, builder.build());
}
}).execute(path);

资源均来自第三方，谨慎下载，前往第三方网站下载