das*_*wen 6 android android-glide
我有一个RecyclerView,每个项目RecyclerView都有ImageView。我正在ImageView使用Glide. 我看到一些博客说Glide可以异步加载图像,但我从下面的代码中看不到这一点。似乎它在onBindViewHolder调用时只加载一张图像。它如何显示异步?
public class GalleryAdapter extends RecyclerView.Adapter<GalleryAdapter.ViewHolder> {
private Context mContext;
private List<GalleryItem> mList;
public GalleryAdapter(Context mContext, List<GalleryItem> mList) {
this.mContext = mContext;
this.mList = mList;
}
public static class ViewHolder extends RecyclerView.ViewHolder {
public ImageView mImageView;
public ViewHolder(View itemView) {
super(itemView);
mImageView = (ImageView) itemView.findViewById(R.id.gallery_item);
}
}
@Override
public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
View v = LayoutInflater.from(parent.getContext()).inflate(R.layout.adapter_gallery,
parent, false);
ViewHolder vh = new ViewHolder(v);
return vh;
}
@Override
public void onBindViewHolder(ViewHolder holder, int position) {
GalleryItem item = mList.get(position);
holder.mImageView.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
}
});
Glide.with(mContext)
.load(item.getUrl())
.thumbnail(0.5f)
.into(holder.mImageView);
}
@Override
public int getItemCount() {
return mList.size();
}
public void addAll(List<GalleryItem> newList) {
mList.addAll(newList);
}
public void clear() {
mList.clear();
}
}
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