在RecyclerView中添加按钮单击事件

public interface OnItemClickListener {
    void onItemClick(int position);
}

private OnItemClickListener mListener;

public MyAdapter(OnItemClickListener listener) {
    mListener = listener;
}

public class MyViewHolder extends RecyclerView.ViewHolder {
    Button btn;

    public MyViewHolder(View itemView) {
        super(itemView);
        btn = itemView.findViewById(R.id.button);

        btn.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                if (mListener != null) {
                    int position = getAdapterPosition();
                    mListener.onItemClick(position);
                }
            }
        });
    }
}

public class MainActivity extends AppCompatActivity implements MyAdapter.OnItemClickListener {
    RecyclerView recyclerView;
    MyAdapter adapter;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        recyclerView = findViewById(R.id.recycler_view);
        adapter = new MyAdapter(this);
        recyclerView.setAdapter(adapter);
        // 设置布局管理器等其他相关代码...

        // 其他代码...
    }

    @Override
    public void onItemClick(int position) {
        // 处理按钮点击事件
        // 根据position获取对应的数据项，进行相应的操作
    }
}