小编Luc*_*cob的帖子

public View onCreateView(LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
    Log.v(TAG, "onCreateView");

    View rootView = inflater.inflate(R.layout.fragment_home, container, false);

    // setting up the view pager and tab layout
    mViewPager = (ViewPager) rootView.findViewById(R.id.view_pager);
    mTabLayout = (TabLayout) rootView.findViewById(R.id.tab_layout);
    PageAdapter adapter = new PageAdapter(getFragmentManager());
    mViewPager.setAdapter(adapter);

    mTabLayout.setupWithViewPager(mViewPager);
    mViewPager.addOnPageChangeListener(new TabLayout.TabLayoutOnPageChangeListener(mTabLayout));

    return rootView;
}

我的自定义寻呼机适配器如下所示：

public class PageAdapter extends FragmentStatePagerAdapter {

    public PageAdapter(FragmentManager fm) {
        super(fm);
    }

    @Override
    public Fragment getItem(int position) {
        return new GroupTabFragment(position);
    }

    @Override
    public CharSequence getPageTitle(int position) {
        String title = …