介绍：
一个实现了下拉刷新，滚动到底部加载更多以及添加header功能的的RecyclerView。使用方式和RecyclerView完全一致，不需要额外的layout，不需要写特殊的adater。 加载效果内置了AVLoadingIndicatorView上的所有效果，可以根据需要指定。
项目地址：https://github.com/jianghejie/XRecyclerView
效果：
使用：
xml
01.<RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android"
02.xmlns:tools="http://schemas.android.com/tools"
03.android:layout_width="match_parent"
04.android:layout_height="match_parent"
05.tools:context=".MainActivity">
06. 07.<com.jcodecraeer.xrecyclerview.XRecyclerView
08.android:id="@+id/recyclerview"
09.android:layout_width="fill_parent"
10.android:layout_height="fill_parent" />
11. 12.</RelativeLayout>
2.MainActivity
001.package com.example.xrecyclerview;
002. 003.import android.os.Bundle;
004.import android.os.Handler;
005.import android.support.v7.app.AppCompatActivity;
006.import android.support.v7.widget.LinearLayoutManager;
007.import android.view.LayoutInflater;
008.import android.view.Menu;
009.import android.view.MenuItem;
010.import android.view.View;
011.import android.view.ViewGroup;
012. 013.import com.jcodecraeer.xrecyclerview.ProgressStyle;
014.import com.jcodecraeer.xrecyclerview.XRecyclerView;
015. 016.import java.util.ArrayList;
017. 018.public class MainActivity extends AppCompatActivity {
019.private XRecyclerView mRecyclerView;
020.private MyAdapter mAdapter;
021.private ArrayList<String> listData;
022.private int refreshTime = 0;
023.@Override
024.protected void onCreate(Bundle savedInstanceState) {
025.super.onCreate(savedInstanceState);
026.setContentView(R.layout.activity_main);
027.mRecyclerView = (XRecyclerView)this.findViewById(R.id.recyclerview);
028.LinearLayoutManager layoutManager = new LinearLayoutManager(this);
029.layoutManager.setOrientation(LinearLayoutManager.VERTICAL);
030.mRecyclerView.setLayoutManager(layoutManager);
031. 032.mRecyclerView.setRefreshProgressStyle(ProgressStyle.BallSpinFadeLoader);
033.mRecyclerView.setLaodingMoreProgressStyle(ProgressStyle.Pacman);
034.mRecyclerView.setArrowImageView(R.drawable.iconfont_downgrey);
035. 036.View header = LayoutInflater.from(this).inflate(R.layout.recyclerview_header, (ViewGroup)findViewById(android.R.id.content),false);
037.mRecyclerView.addHeaderView(header);
038. 039. 040.mRecyclerView.setLoadingListener(new XRecyclerView.LoadingListener() {
041.@Override
042.public void onRefresh() {
043.refreshTime ++;
044.new Handler().postDelayed(new Runnable(){
045.public void run() {
046.listData.clear();
047.for(int i = 0; i < 15 ;i++){
048.listData.add("item" + i + "after " + refreshTime + " times of refresh");
049.}
050.mAdapter.notifyDataSetChanged();
051.mRecyclerView.refreshComplete();
052.}
053. 054.}, 3000); //refresh data here
055.}
056. 057.@Override
058.public void onLoadMore() {
059.new Handler().postDelayed(new Runnable(){
060.public void run() {
061.for(int i = 0; i < 15 ;i++){
062.listData.add("item" + (i + listData.size()) );
063.}
064.mAdapter.notifyDataSetChanged();
065.mRecyclerView.loadMoreComplete();
066.}
067.}, 3000);
068. 069.}
070.});
071. 072.listData = new ArrayList<String>();
073.mAdapter = new MyAdapter(listData);
074.for(int i = 0; i < 15 ;i++){
075.listData.add("item" + i);
076.}
077.mRecyclerView.setAdapter(mAdapter);
078.}
079. 080.@Override
081.public boolean onCreateOptionsMenu(Menu menu) {
082.// Inflate the menu; this adds items to the action bar if it is present.
083.getMenuInflater().inflate(R.menu.menu_main, menu);
084.return true;
085.}
086. 087.@Override
088.public boolean onOptionsItemSelected(MenuItem item) {
089.// Handle action bar item clicks here. The action bar will
090.// automatically handle clicks on the Home/Up button, so long
091.// as you specify a parent activity in AndroidManifest.xml.
092.int id = item.getItemId();
093. 094.//noinspection SimplifiableIfStatement
095.if (id == R.id.action_settings) {
096.return true;
097.}
098. 099.return super.onOptionsItemSelected(item);
100.}
101. 102. 103.}
3. adapter
01.package com.example.xrecyclerview;
02. 03.import android.support.v7.widget.RecyclerView;
04.import android.view.LayoutInflater;
05.import android.view.View;
06.import android.view.ViewGroup;
07.import android.widget.TextView;
08. 09.import java.util.ArrayList;
10. 11./**
12.* Created by jianghejie on 15/11/26.
13.*/
14.public class MyAdapter extends RecyclerView.Adapter<MyAdapter.ViewHolder> {
15.public ArrayList<String> datas = null;
16.public MyAdapter(ArrayList<String> datas) {
17.this.datas = datas;
18.}
19.//创建新View，被LayoutManager所调用
20.@Override
21.public ViewHolder onCreateViewHolder(ViewGroup viewGroup, int viewType) {
22.View view = LayoutInflater.from(viewGroup.getContext()).inflate(R.layout.item,viewGroup,false);
23.ViewHolder vh = new ViewHolder(view);
24.return vh;
25.}
26.//将数据与界面进行绑定的操作
27.@Override
28.public void onBindViewHolder(ViewHolder viewHolder, int position) {
29.viewHolder.mTextView.setText(datas.get(position));
30.}
31.//获取数据的数量
32.@Override
33.public int getItemCount() {
34.return datas.size();
35.}
36.//自定义的ViewHolder，持有每个Item的的所有界面元素
37.public static class ViewHolder extends RecyclerView.ViewHolder {
38.public TextView mTextView;
39.public ViewHolder(View view){
40.super(view);
41.mTextView = (TextView) view.findViewById(R.id.text);
42.}
43.}
44.}