页面布局
<?xml version="1.0" encoding="utf-8"?><android.support.design.widget.TabLayout
android:id="@+id/tablayout"
android:layout_width="match_parent"
android:layout_height="50dp">
</android.support.design.widget.TabLayout>
<android.support.v4.view.ViewPager
android:id="@+id/pager"
android:layout_width="match_parent"
android:layout_height="wrap_content">
</android.support.v4.view.ViewPager>
第一个页面可以滑动和点击
public class Frag01 extends android.support.v4.app.Fragment {
@Nullable
@Override
public View onCreateView(@NonNull LayoutInflater inflater, @Nullable ViewGroup container, @Nullable Bundle savedInstanceState) {
View view = inflater.inflate(R.layout.frag01,container,false);
//找到控件
TabLayout tabLayout = view.findViewById(R.id.tablayout);
ViewPager pager = view.findViewById(R.id.pager);
final ArrayList<String> titlelist = new ArrayList<>();
//循环3个条目
for (int i=0;i<3;i++){
titlelist.add("标题"+i);
}
//将数据添加到条目中
final ArrayList<Fragment> fragmentlist = new ArrayList<>();
fragmentlist.add(new Frag_a());
fragmentlist.add(new Frag02());
fragmentlist.add(new Frag03());
//创建ViewPager适配器
pager.setAdapter(new FragmentPagerAdapter(getActivity().getSupportFragmentManager()) {
@Override
public Fragment getItem(int i) {
return fragmentlist.get(i);
}
@Override
public int getCount() {
return fragmentlist.size();
}
@Nullable
@Override
public CharSequence getPageTitle(int position) {
return titlelist.get(position);
}
});
//设置tablayout
tabLayout.setTabMode(TabLayout.MODE_FIXED);
tabLayout.setupWithViewPager(pager);
return view;
}
}