<android.support.v7.widget.RecyclerView

         android:id="@+id/recycleview"

         android:paddingLeft="10dp"

         android:paddingRight="10dp"

         android:layout_width="match_parent"

         android:layout_height="match_parent"

         android:gravity="center">

     </android.support.v7.widget.RecyclerView>

   recyclerView = (RecyclerView)findViewById(R.id.recycleview);

   recyclerView.setLayoutManager(new GridLayoutManager(getActivity(), 4)) ;   //gridView网格布局

   recyclerView.setLayoutManager(new LinearLayoutManager(this));              //listView线性布局

 package com.yiba.files.adapter;

 import android.content.Context;

 import android.graphics.drawable.BitmapDrawable;

 import android.support.v7.widget.RecyclerView;

 import android.view.LayoutInflater;

 import android.view.View;

 import android.view.ViewGroup;

 import android.widget.ImageView;

 import android.widget.RelativeLayout;

 import android.widget.TextView;

 import com.yiba.files.R;

 import com.yiba.files.model.DataItem;

 import com.yiba.files.util.DensityUtils;

 import com.yiba.files.util.DeviceUtils;

 import java.util.List;

 /**

  * Created by ${zyj} on 2016/1/23.

  */

 public class AppAdapter extends RecyclerView.Adapter<AppAdapter.MyViewHolder> {

     private Context context;

     private List<DataItem> list;

     private RelativeLayout.LayoutParams params;

     public interface OnItemClickListener {

         void onItemClick(View view, int position);

     }

     private OnItemClickListener onItemClickListener;

     public void setOnItemClickListener(OnItemClickListener listener) {

         onItemClickListener = listener;

     }

     public AppAdapter(Context context, List<DataItem> list) {

         this.context = context;

         this.list = list;

     }

     @Override

     public MyViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {

         MyViewHolder holder = new MyViewHolder(LayoutInflater.from(context).inflate(

                 R.layout.fragment_app_item, null));

         return holder;

     }

     @Override

     public void onBindViewHolder(final MyViewHolder holder,

                                  final int position) {

         DataItem info = list.get(position);

         String tag = (String) holder.imageView.getTag();

         if (!info.getName().equals(tag)) {

             holder.imageView.setImageBitmap(((BitmapDrawable) list.get(position)

                     .getImage()).getBitmap());

             holder.imageView.setTag(info.getName());

         }

         if (info.isSelect()) {

             holder.imageView.setAlpha(0.3f);

             holder.appName.setAlpha(0.3f);

             holder.appSize.setAlpha(0.3f);

             holder.app_choice.setVisibility(View.VISIBLE);

         } else {

             holder.imageView.setAlpha(1.0f);

             holder.appName.setAlpha(1.0f);

             holder.appSize.setAlpha(1.0f);

             holder.app_choice.setVisibility(View.GONE);

         }

         holder.appName.setText(info.getDisplayName());

         holder.appSize.setText("" + DeviceUtils.convertByte(info.getSize()));

         holder.itemView.setOnClickListener(new View.OnClickListener() {

             @Override

             public void onClick(View v) {

                 if (onItemClickListener != null) {

                     int pos = holder.getLayoutPosition();

                     onItemClickListener.onItemClick(holder.itemView, pos);

                 }

             }

         });

     }

     @Override

     public int getItemCount() {

         if (list != null) {

             return list.size();

         } else {

             return 0;

         }

     }

     public DataItem getItem(int position) {

         return list.get(position);

     }

     class MyViewHolder extends RecyclerView.ViewHolder {

         ImageView imageView;

         ImageView app_choice;

         TextView appName;

         TextView appSize;

         public MyViewHolder(View view) {

             super(view);

             imageView = (ImageView) view.findViewById(R.id.appImage);

             params = (RelativeLayout.LayoutParams) imageView.getLayoutParams();

             params.width = DensityUtils.getScreenWidth(context) / 6;

             params.height = params.width;

             imageView.setLayoutParams(params);

             appName = (TextView) view.findViewById(R.id.appName);

             appSize = (TextView) view.findViewById(R.id.appSize);

             app_choice = (ImageView) view.findViewById(R.id.appSelect_image);

         }

     }

 }