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  • RecyclerView条目的点击事件

    public class MyAdapter extends RecyclerView.Adapter<RecyclerView.ViewHolder> {
    private List<GoodsBean.GoodsListBean> list;
    private Context context;
    //2、定义一个属性
    private OnItemClickListener onItemClickListener;

    //1、接口回调第一步,先定义一个接口
    public interface OnItemClickListener {
    public void onItemClick(int a);
    }

    //3、定义一个方法
    public void setOnItemClickListener(OnItemClickListener onItemClickListener) {
    this.onItemClickListener = onItemClickListener;
    }

    public MyAdapter(List<GoodsBean.GoodsListBean> list, Context context) {
    this.list = list;
    this.context = context;
    }

    @Override
    public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
    View view = LayoutInflater.from(context).inflate(R.layout.item,parent,false);
    return new MyViewHolder(view);
    }

    @Override
    public void onBindViewHolder(RecyclerView.ViewHolder holder, final int position) {
    MyViewHolder my = (MyViewHolder) holder;
    Uri uri = Uri.parse(list.get(position).getImage_url()+"");
    my.img.setImageURI(uri);
    my.tv_01.setText(list.get(position).getGoods_name());
    my.tv_02.setText("¥"+list.get(position).getGroup().getPrice()+"");
    my.ll.setOnClickListener(new View.OnClickListener() {
    @Override
    public void onClick(View v) {
    onItemClickListener.onItemClick(list.get(position).getGoods_id());
    }
    });
    }


    @Override
    public int getItemCount() {
    return list.size();
    }
    class MyViewHolder extends RecyclerView.ViewHolder{

    private final SimpleDraweeView img;
    private final TextView tv_01;
    private final TextView tv_02;
    private LinearLayout ll;

    public MyViewHolder(View itemView) {
    super(itemView);
    img = itemView.findViewById(R.id.img);
    tv_01 = itemView.findViewById(R.id.tv_01);
    tv_02 = itemView.findViewById(R.id.tv_02);
    ll = itemView.findViewById(R.id.ll);
    }
    }
    }
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  • 原文地址:https://www.cnblogs.com/ysxy/p/8017815.html
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