recyclere 點擊事件

// 適配器代碼

package com.example.a82.mouth;

import android.content.Context;
import android.support.v7.widget.RecyclerView;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.TextView;

import java.util.List;

/**
 * Created by 82年的筆記本 on 2017/8/7.
 */

public class MyAdapter extends RecyclerView.Adapter implements View.OnClickListener {
    Context context;
    List<String> list;
    OnItemClickListener onItemClickListener;
    public MyAdapter(Context context, List<String> list) {
        this.context = context;
        this.list = list;
    }

    @Override
    public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
        View inflate = View.inflate(context, R.layout.recycler, null);
        inflate.setOnClickListener(this);
        return new MyHolder(inflate);
    }

    @Override
    public void onBindViewHolder(RecyclerView.ViewHolder holder, final int position) {
        MyHolder myHolder = (MyHolder) holder;
        myHolder.textView.setText(list.get(position));
        myHolder.itemView.setTag(position);

    }
    @Override
    public void onClick(View v) {
        onItemClickListener.onItemClick(v, (Integer) v.getTag());
    }

    interface OnItemClickListener {
        void onItemClick(View view, int position);
    }

    public void setOnItemClickListener(OnItemClickListener onItemClickListener) {
        this.onItemClickListener = onItemClickListener;
    }



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

    class MyHolder extends RecyclerView.ViewHolder {

        private ImageView image;
        private TextView textView;

        public MyHolder(View itemView) {
            super(itemView);
            image = itemView.findViewById(R.id.image);
            textView = itemView.findViewById(R.id.text);
        }
    }
}

// MainActivity 代碼

public class MainActivity extends AppCompatActivity {
    private RecyclerView recycler;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);
        initView();
        App.mainActivity = this;

    }

    
    private void initView() {
        recycler = (RecyclerView) findViewById(R.id.recycler);
        List<String> list = new ArrayList<>();
        for (int i = 0; i < 50; i++) {
            list.add("" + i);

        }
        MyAdapter myAdapter = new MyAdapter(this, list);
        recycler.setLayoutManager(new LinearLayoutManager(this));
        recycler.setAdapter(myAdapter);
        myAdapter.setOnItemClickListener(new MyAdapter.OnItemClickListener() {
            @Override
            public void onItemClick(View view, int position) {
                Toast.makeText(MainActivity.this, "position:" + position, Toast.LENGTH_SHORT).show();
            }
        });

    }

}