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   源码介绍

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只实现了tab切换。。。

package com.example.administrator.mymotherfm;

import android.os.Bundle;
import android.support.v7.app.AppCompatActivity;
import android.support.v7.widget.LinearLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.widget.TabHost;

import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;

public class MainActivity extends AppCompatActivity {

    private RecyclerView mRecycleView;
    private RecyclerView nRecycleView;
    private SimpleAdapter mAdapter;
    private SecondSimpleAdapter nAdapter;
    private List<Integer> mDatas;
    private List<Integer> nDatas;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        TabHost th = (TabHost) findViewById(R.id.tabHost);
        th.setup();
        th.addTab(th.newTabSpec("Tab1").setIndicator("首页", null).setContent(R.id.tab1));
        th.addTab(th.newTabSpec("Tab2").setIndicator("场景分类", null).setContent(R.id.tab2));
        th.addTab(th.newTabSpec("Tab3").setIndicator("主播", null).setContent(R.id.tab3));
        
        initDatas();
        initViews();
        mAdapter  = new SimpleAdapter(this,mDatas);
        mRecycleView.setAdapter(mAdapter);
        LinearLayoutManager linearLayoutManager = new LinearLayoutManager(this,LinearLayoutManager.HORIZONTAL,false);
        mRecycleView.setLayoutManager(linearLayoutManager);
        nAdapter = new SecondSimpleAdapter(this,nDatas);
        nRecycleView.setAdapter(nAdapter);
        LinearLayoutManager linearLayoutManager1 = new LinearLayoutManager(this,LinearLayoutManager.HORIZONTAL,false);
        nRecycleView.setLayoutManager(linearLayoutManager1);
    }

    private void initViews() {
        mRecycleView = (RecyclerView) findViewById(R.id.id_recycleView);
        nRecycleView = (RecyclerView) findViewById(R.id.id_recycleView1);
    }

    private void initDatas() {
        mDatas = new ArrayList<Integer>(Arrays.asList(R.drawable.m1,R.drawable.m2,R.drawable.m3,R.drawable.m4));
        nDatas = new ArrayList<Integer>(Arrays.asList(R.drawable.z1,R.drawable.z2,R.drawable.z3,R.drawable.z4,R.drawable.z5,R.drawable.z6,R.drawable.z7,R.drawable.z8,R.drawable.z9));
    }
}