public class GridViewHolder extends RecyclerView.ViewHolder implements OnClickListener{    //聲明MyItemClickListener  private MyItemClickListener mListener;   public GridViewHolder(View rootView,MyItemClickListener listener) {    super(rootView);    this.mListener = listener;     rootView.setOnClickListener(this);      }  @Override  public void onClick(View v) {//如果mListener不為空，就實現接口中的方法onItemClick其中getPosition()是得到被點擊位置的position     if(mListener != null){         mListener.onItemClick(v,getPosition());       }   }   //聲明MyItemClickListener這個接口    public interface MyItemClickListener {     public void onItemClick(View view,int postion);   } }

package com.ledon.activity.adapter;import Java.util.ArrayList;import java.util.List;import com.ledon.activity.adapter.GridViewHolder.MyItemClickListener;import com.ledon.ledongym.R;import com.lidroid.xutils.BitmapUtils;import Android.content.Context;import android.support.v7.widget.RecyclerView;import android.text.TextUtils;import android.view.LayoutInflater;import android.view.View;import android.view.View.OnClickListener;import android.view.ViewGroup;public class RecyclerViewAdapter extends RecyclerView.Adapter<GridViewHolder> {  private final List<String> labels;  private LayoutInflater mLayoutInflater;  private Context context;  private MyItemClickListener mItemClickListener;    public RecyclerViewAdapter(int count, Context context) {    this.labels = new ArrayList<String>(count);    mLayoutInflater = LayoutInflater.from(context);    for (int i = 0; i < count; i++) {      labels.add(String.valueOf(i));    }  }  @Override  public int getItemCount() {    return labels.size();  }    @Override  public void onBindViewHolder(GridViewHolder viewHolder, int position) {    viewHolder.itemView.setTag(labels.get(position));     }  @Override  public GridViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {        View view = null;       view = mLayoutInflater.inflate(R.layout.item_userinfo, parent, false);   //通過構造函數將mItemClickListener    GridViewHolder holder = new GridViewHolder(view, mItemClickListener);    return holder;  }  /**   * 設置Item點擊監聽   *    * @param listener   */  public void setOnItemClickListener(MyItemClickListener listener) {    this.mItemClickListener = listener;  }    }

//根據adapter來設置item的點擊事件    recyclerViewAdapter.setOnItemClickListener(new MyItemClickListener() {            @Override      public void onItemClick(View view, int postion) {              }    });