public LimitbuyAdapter(Context context, ArrayList<LimitBuyGoods> list) {
   this.context = context;
   this.limitbuyList = list;
   transparentDrawable = new ColorDrawable(Color.TRANSPARENT);
   inflater = LayoutInflater.from(context);
   imageLoaderManager = ImageLoaderManager.initImageLoaderManager(context);
 }
  private void asyncLoadImage(LimitBuyGoods limitbuy, ImageView imgview, final ViewGroup parent) {
    String thumbUrl = limitbuy.getSkuThumbImgUrl();
    if (TextUtils.isEmpty(thumbUrl)) return;
    limitbuy.setLoadImg(true);
    Bitmap bitmap = imageLoaderManager.getCacheBitmap(limitbuy.getSkuThumbImgUrl());
    imgview.setImageBitmap(bitmap);
    imgview.setTag(thumbUrl);
    if (bitmap == null) {
      imageLoaderManager.asyncLoad(
          new ImageLoadTask(thumbUrl) {

            private static final long serialVersionUID = -4002124060243995848L;

            @Override
            protected Bitmap doInBackground() {
              return NetUtility.downloadNetworkBitmap(filePath);
            }

            @Override
            public void onImageLoaded(ImageLoadTask task, Bitmap bitmap) {
              if (bitmap != null) {
                View tagedView = parent.findViewWithTag(task.filePath);
                if (tagedView != null) {
                  BitmapDrawable destDrawable =
                      new BitmapDrawable(inflater.getContext().getResources(), bitmap);
                  TransitionDrawable transitionDrawable =
                      new TransitionDrawable(new Drawable[] {transparentDrawable, destDrawable});
                  ((ImageView) tagedView).setImageDrawable(transitionDrawable);
                  transitionDrawable.startTransition(300);
                  if (transitionDrawable != null)
                    ((ImageView) tagedView)
                        .setBackgroundResource(R.drawable.product_list_grid_item_icon_bg);
                }
              }
            }
          });
    } else {
      imgview.setBackgroundResource(R.drawable.product_list_grid_item_icon_bg);
    }
  }