final List<String> list=new ArrayList<>();
list.add("推荐");
list.add("课程");
list.add("实战");
list.add("职业路径");
vp.setOffscreenPageLimit(list.size());
vp.setAdapter(new FragmentPagerAdapter(getChildFragmentManager()) {
@Override
public CharSequence getPageTitle(int position) {
return list.get(position);
}
@Override
public Fragment getItem(int position) {
FragmentXianq fragmentXianq = new FragmentXianq();
Bundle bundle=new Bundle();
bundle.putString("name",list.get(position));
fragmentXianq.setArguments(bundle);
return fragmentXianq;
}
@Override
public int getCount() {
return list.size();
}
});
tab.setupWithViewPager(vp);
//xml如果在fragment当中的时候还得再在根布局中加xmlns:app="http://schemas.android.com/apk/res-auto"
<android.support.design.widget.TabLayout
android:id="@+id/tab"
app:tabGravity="center"
app:tabIndicatorColor="@color/colorAccent"
app:tabMode="scrollable"
app:tabSelectedTextColor="@color/colorPrimaryDark"
app:tabTextColor="@color/colorPrimary"
android:layout_width="match_parent"
android:layout_height="0dp"
android:layout_weight="1"></android.support.design.widget.TabLayout>
<android.support.v4.view.ViewPager
android:id="@+id/vp"
android:layout_width="match_parent"
android:layout_height="0dp"
android:layout_weight="9"></android.support.v4.view.ViewPager>