RecyclerView 的点击事件

Fruit.Class  FruitAdapter.Class   activity_main.Xml和地址里的一样

http://blog.csdn.net/cccrunner/article/details/70502494


FruitAdapter.Class

package com.example.deligence.demo10;

public class FruitAdapter extends RecyclerView.Adapter<FruitAdapter.ViewHolder>{
   List<Fruit> mfruitList;

    static class ViewHolder extends RecyclerView.ViewHolder {
        View fruitView; //保存子项最外层布局的实例
        ImageView fruitImage;
        TextView fruitName;
        public ViewHolder(View View) {
            super(View);
            fruitView = View;
            fruitImage = (ImageView) View.findViewById(R.id.fruit_image);
            fruitName = (TextView) View.findViewById(R.id.fruit_name);
        }
    }

    public FruitAdapter(List<Fruit> mfruitList) {
        this.mfruitList = mfruitList;
    }

    @Override
    public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
        View view = LayoutInflater.from(parent.getContext()).inflate(R.layout.fruit,parent,false);
        final ViewHolder holder = new ViewHolder(view);
        //最外层布局注册了监听事件
        holder.fruitView.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                int position = holder.getAdapterPosition(); //先从点击事件中获得用户点击的position
                Fruit fruit = mfruitList.get(position);     //然后通过position拿到Fruit的实例
                Toast.makeText(v.getContext(),"You click the View"+fruit.getFruitName(),Toast.LENGTH_SHORT).show();
                //再使用toast弹出两种不同的内容以示区别
            }
        });
        //imageview注册了监听事件
        holder.fruitImage.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                int position = holder.getAdapterPosition();
                Fruit fruit = mfruitList.get(position);
                Toast.makeText(v.getContext(),"You click the View"+fruit.getFruitName(),Toast.LENGTH_SHORT).show();
            }
        });

        return holder;
    }

    @Override
    public void onBindViewHolder(ViewHolder holder, int position) {
        Fruit fruit = mfruitList.get(position);
        holder.fruitImage.setImageResource(fruit.getFruitImageId());
        holder.fruitName.setText(fruit.getFruitName());
    }

    @Override
    public int getItemCount() {
        return mfruitList.size();
    }


}



posted @ 2017-04-23 16:19  Philtell  阅读(115)  评论(0编辑  收藏  举报