RecyclerView使用介绍

http://www.jcodecraeer.com/a/anzhuokaifa/androidkaifa/2014/1118/2004.html  
[java] view plain copy
  
[java] view plain copy
package cardvalue.managementsystem.latestperson;  
  
import android.content.Intent;  
import android.os.Bundle;  
import android.support.annotation.Nullable;  
import android.support.v7.widget.LinearLayoutManager;  
import android.support.v7.widget.RecyclerView;  
import android.util.Log;  
import android.view.LayoutInflater;  
import android.view.View;  
import android.view.ViewGroup;  
import butterknife.BindView;  
import butterknife.ButterKnife;  
import cardvalue.managementsystem.MyApplication;  
import cardvalue.managementsystem.R;  
import cardvalue.managementsystem.base.BaseFragment;  
import cardvalue.managementsystem.msg.MessageActivity;  
import cardvalue.managementsystem.pojo.BaseMessage;  
import cardvalue.managementsystem.pojo.CommandType;  
import cardvalue.managementsystem.pojo.LatestPersonMsg;  
import cardvalue.managementsystem.pojo.Result;  
import cardvalue.managementsystem.pojo.UserTable;  
import cardvalue.managementsystem.view.OnItemClickListener;  
import com.google.gson.Gson;  
import com.google.gson.reflect.TypeToken;  
import java.util.List;  
import java.util.concurrent.ExecutionException;  
import timber.log.Timber;  
  
/** 
 * 最近联系人 
 * Created by Administrator on 2017/7/11. 
 */  
  
public class LatestPersonFragment extends BaseFragment{  
    private LatestPersonAdapter mAdapter;  
    @BindView(R.id.recyclerView)  
    RecyclerView mRecyclerView;  
  
  
    @Override  
    public int initView() {  
        return R.layout.fragment_latest_person;//我就是要返回的布局  
    }  
  
    @Nullable  
    @Override  
    public View onCreateView(LayoutInflater inflater, ViewGroup container,  
        Bundle savedInstanceState) {  
        final View view=inflater.inflate(initView(),null);  
        ButterKnife.bind(this,view);  
        mAdapter=new LatestPersonAdapter();  
        mRecyclerView.setLayoutManager(new LinearLayoutManager(view.getContext()));  
        mRecyclerView.setAdapter(mAdapter);  
        mAdapter.setOnItemClickListener(new OnItemClickListener() {  
            @Override  
            public void onItemClick(int position) {  
                startActivity(new Intent(view.getContext(), MessageActivity.class));  
            }  
        });  
        return view;  
    }  
  
  
  
  
    @Override  
    public void onStart() {  
        super.onStart();  
  
        UserTable userTable1= MyApplication.getInstance().getTasksLocalDataSource().getUserTable();  
        BaseMessage msg = new BaseMessage();  
        msg.setCmdType(CommandType.GetMessage.intValue());  
        msg.setFrom(userTable1.getId());  
        MyApplication.getInstance().getSendReceiveUtil().sendData(msg.toJson());  
  
        try {  
            String receive= MyApplication.getInstance().getSendReceiveUtil().receiveData();  
            Gson gson=new Gson();  
            Result<LatestPersonMsg> latestPersonMsgResult=gson.fromJson(receive,Result.class);  
            List<LatestPersonMsg> retList = gson.fromJson(latestPersonMsgResult.result,  
                new TypeToken<List<LatestPersonMsg>>() {  
                }.getType());  
            Timber.e("==========最近联系人======"+retList);  
            Log.e("==最近联系人====",retList.get(0).getId()+"====");  
            mAdapter.updateData(retList);  
        } catch (ExecutionException e) {  
            e.printStackTrace();  
        } catch (InterruptedException e) {  
            e.printStackTrace();  
        }  
    }  
}  

[java] view plain copy
package cardvalue.managementsystem.latestperson;  
  
import android.net.Uri;  
import android.support.v7.widget.RecyclerView;  
import android.view.LayoutInflater;  
import android.view.View;  
import android.view.View.OnClickListener;  
import android.view.ViewGroup;  
import android.widget.RelativeLayout;  
import android.widget.TextView;  
import butterknife.BindView;  
import butterknife.ButterKnife;  
import cardvalue.managementsystem.R;  
import cardvalue.managementsystem.pojo.LatestPersonMsg;  
import cardvalue.managementsystem.view.OnItemClickListener;  
import com.facebook.drawee.view.SimpleDraweeView;  
import java.util.ArrayList;  
import java.util.List;  
import timber.log.Timber;  
  
/** 
 * 最近联系人的adapter 
 * Created by Administrator on 2017/7/12. 
 */  
  
public class LatestPersonAdapter extends RecyclerView.Adapter<LatestPersonAdapter.ViewHolder>{  
  
    List<LatestPersonMsg> mData = new ArrayList<>();  
  
    public OnItemClickListener onItemClickListener;  
  
    @Override  
    public ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {  
        return new ViewHolder(LayoutInflater.from(parent.getContext())  
            .inflate(R.layout.list_item_person,parent,false));  
    }  
  
    @Override  
    public void onBindViewHolder(ViewHolder holder, final int position) {  
        Timber.e("===onBindViewHolder==="+mData.size());  
        holder.mTime.setText(mData.get(position).getSendDate());  
        holder.mMsgContent.setText(mData.get(position).getMsg());  
        holder.mName.setText(mData.get(position).getToName());  
        holder.mPic.setImageURI(Uri.parse("http://www.qqtn.com/viewimg_121878_1.html?http://pic.qqtn.com/up/2016-1/2016010609094866462.jpg"));  
  
        /**item的点击事件*/  
        holder.mListItem.setOnClickListener(new OnClickListener() {  
            @Override  
            public void onClick(View v) {  
                if(onItemClickListener!=null){  
                    onItemClickListener.onItemClick(position);  
                }  
            }  
        });  
    }  
  
  
  
    @Override  
    public int getItemCount() {  
        return mData.size();  
    }  
  
    static class ViewHolder extends RecyclerView.ViewHolder{  
  
        /** 
         * 消息的内容 
         */  
        @BindView(R.id.tv_msg_content)  
        TextView mMsgContent;  
  
        /** 
         * 发送消息的时间 
         */  
        @BindView(R.id.tv_time)  
        TextView mTime;  
  
        /** 
         * 头像 
         */  
        @BindView(R.id.iv_pic)  
        SimpleDraweeView mPic;  
  
        @BindView(R.id.tv_name)  
        TextView mName;  
  
  
        @BindView(R.id.list_item)  
        RelativeLayout mListItem;  
  
  
  
        public ViewHolder(View itemView) {  
            super(itemView);  
            ButterKnife.bind(this,itemView);  
        }  
    }  
  
  
    public void updateData(List<LatestPersonMsg> data){  
        mData.clear();  
        mData.addAll(data);  
        notifyDataSetChanged();  
    }  
  
  
    public void setOnItemClickListener(  
        OnItemClickListener onItemClickListener) {  
        this.onItemClickListener = onItemClickListener;  
    }  
}  

[java] view plain copy
package com.cardvlaue.sys.confirm;  
  
import android.content.Context;  
import android.support.v7.widget.RecyclerView;  
import android.view.LayoutInflater;  
import android.view.View;  
import android.view.ViewGroup;  
import android.widget.TextView;  
import com.cardvlaue.sys.R;  
import java.util.ArrayList;  
import java.util.List;  
import timber.log.Timber;  
  
/** 
 * Created by Administrator on 2016/7/13. 
 */  
public class ConfirmAdapter extends RecyclerView.Adapter {  
  
    public OnItemClickListenter onItemClickListenter;  
    private List<ConfirmListItem> mlist = new ArrayList<>();  
    //private Context context;  
    private LayoutInflater inflater;  
    private String tag;  
  
    public ConfirmAdapter(Context context, String tag) {  
        this.tag = tag;  
       // this.context = context;  
        this.inflater = LayoutInflater.from(context);  
  
    }  
  
    public ConfirmAdapter(Context context, List<ConfirmListItem> mlist) {  
        //this.context = context;  
        this.mlist = mlist;  
        this.inflater = LayoutInflater.from(context);  
  
    }  
  
    /** 
     * 设置view,只做布局解析 
     */  
    @Override  
    public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {  
        View view = LayoutInflater.from(parent.getContext())  
            .inflate(R.layout.item_confirm, parent, false);  
        return new ViewHolder(view);  
    }  
  
    /** 
     * 设置数据 
     */  
    @Override  
    public void onBindViewHolder(RecyclerView.ViewHolder holder, int position) {  
        if (holder instanceof ViewHolder) {  
            ViewHolder viewHolder = (ViewHolder) holder;  
            if (tag.equals("1") && (position == 2 || position == 8)) {  
                viewHolder.asd.setVisibility(View.VISIBLE);  
            }  
            ConfirmListItem selHasLeaseContract = mlist.get(position);  
            viewHolder.titile.setText(selHasLeaseContract.getTitle());  
            Timber.e(selHasLeaseContract.getId() + selHasLeaseContract.getTitle() + "设置数据");  
        }  
    }  
  
    /** 
     * 设置adapter的条数 
     */  
    @Override  
    public int getItemCount() {  
        return mlist != null ? mlist.size() : 0;  
    }  
  
    public void setOnItemClickListenter(OnItemClickListenter onItemClickListenter) {  
        this.onItemClickListenter = onItemClickListenter;  
    }  
  
    public void update(List<ConfirmListItem> list) {  
        mlist.clear();  
        mlist.addAll(list);  
        notifyDataSetChanged();  
    }  
  
  
    /** 
     * 对外暴露的点击事件接口 
     */  
  
    public interface OnItemClickListenter {  
  
        void OnItemClick(View v, int position);  
    }  
  
    /** 
     * viewHolder 
     */  
    class ViewHolder extends RecyclerView.ViewHolder {  
  
        TextView titile, value;  
        View asd;  
  
        //构造函数  
        public ViewHolder(final View itemView) {  
            super(itemView);  
            //初始化方法  
            inint(itemView);  
            //点击事件  
            itemView.setOnClickListener(v -> {  
                if (onItemClickListenter != null) {  
                    onItemClickListenter.OnItemClick(itemView, getLayoutPosition());  
                }  
            });  
        }  
  
        public void inint(View view) {  
            titile = (TextView) view.findViewById(R.id.title);  
            value = (TextView) view.findViewById(R.id.value);  
            asd = view.findViewById(R.id.and);  
        }  
    }  
}