public class MainActivity extends AppCompatActivity {
    private YSTabLayout tabLayout;
    private ViewPager viewPager;
    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_main);

        initView();//初始化View
        setTabLayout();//设置TabLyout Item数据
        setViewPager();//设置适配器

    }

    public void initView(){
        tabLayout= (YSTabLayout) findViewById(R.id.tablayout);
        viewPager= (ViewPager) findViewById(R.id.viewpage);
    }

    public void setTabLayout(){
        tabLayout.setTabView(getTabView()).setViewPage(viewPager);//设置TabLayout数据源和ViewPage
    }

    public void setViewPager(){
        ViewPageAdapter v=new ViewPageAdapter(getView());
        viewPager.setAdapter(v);
    }
  }