private String str[] = {“关注”,“首页”,“我的”};
@Override
protected void initView(View view) {
tabLayout = view.findViewById(R.id.tabLay);
viewPager = view.findViewById(R.id.viewp);
viewPager.setAdapter(new FragmentPagerAdapter(getChildFragmentManager()) {
@Override
public Fragment getItem(int i) {
switch (i){
case 0:
return new Fragment1();
case 1:
return new Fragment02();
case 2:
return new Fragment03();
}
return null;
}
//str长度
@Override
public int getCount() {
return str.length;
}
//获取头部
@Nullable
@Override
public CharSequence getPageTitle(int position) {
return str[position];
}
});
//关联
tabLayout.setupWithViewPager(viewPager);
}