简单的实现WaveSwipeRefreshLayout的下拉刷新（嵌套RecyclerView）

//其中所用到的依赖

repositories {    maven {        url "https://jitpack.io"    }}

compile 'com.android.support:recyclerview-v7:26.+'compile 'com.github.recruit-lifestyle:WaveSwipeRefreshLayout:1.6'

//添加网络权限

<uses-permission android:name="android.permission.INTERNET"/><uses-permission android:name="android.permission.ACCESS_NETWORK_STATE"/>

//布局main

<jp.co.recruit_lifestyle.android.widget.WaveSwipeRefreshLayout    android:id="@+id/wave"    android:layout_width="match_parent"    android:layout_height="match_parent">    <android.support.v7.widget.RecyclerView        android:id="@+id/recycler"        android:layout_width="match_parent"        android:layout_height="wrap_content"></android.support.v7.widget.RecyclerView></jp.co.recruit_lifestyle.android.widget.WaveSwipeRefreshLayout>

//代码合集

import android.graphics.Color;import android.os.Bundle;import android.os.Handler;import android.support.v7.app.AppCompatActivity;import android.support.v7.widget.RecyclerView;import android.support.v7.widget.StaggeredGridLayoutManager;import java.io.IOException;import java.util.List;import jp.co.recruit_lifestyle.android.widget.WaveSwipeRefreshLayout;import okhttp3.Call;import zhoukao.demo01.com.shuaxin.utils.GsonObjectCallback;import zhoukao.demo01.com.shuaxin.utils.OkHttp3Utils;public class MainActivity extends AppCompatActivity {    private RecyclerView recyclerView;    private WaveSwipeRefreshLayout mWaveSwipeRefreshLayout;    private Handler handler = new Handler();    @Override    protected void onCreate(Bundle savedInstanceState) {        super.onCreate(savedInstanceState);        setContentView(R.layout.activity_main);        //找控件        recyclerView = (RecyclerView) findViewById(R.id.recycler);

//瀑布流布局        StaggeredGridLayoutManager staggeredGridLayoutManager = new StaggeredGridLayoutManager(2,StaggeredGridLayoutManager.VERTICAL);        recyclerView.setLayoutManager(staggeredGridLayoutManager);        mWaveSwipeRefreshLayout = (WaveSwipeRefreshLayout) findViewById(R.id.wave);        //设置中间小圆从白色到黑色        mWaveSwipeRefreshLayout.setColorSchemeColors(Color.WHITE, Color.BLACK);        //设置整体的颜色        mWaveSwipeRefreshLayout.setWaveColor(Color.argb(255, 255, 0, 0));        //下拉刷新        mWaveSwipeRefreshLayout.setOnRefreshListener(new WaveSwipeRefreshLayout.OnRefreshListener() {            @Override            public void onRefresh() {                handler.postDelayed(new Runnable() {                    @Override                    public void run() {                                               //三秒后停止刷新                        mWaveSwipeRefreshLayout.setRefreshing(false);                    }                },3000);            }        });    }}