<androidx.viewpager.widget.ViewPager
android:id="@+id/viewPager"
android:layout_width="match_parent"
android:layout_height="match_parent" />
ViewPager viewPager = findViewById(R.id.viewPager);
MyPagerAdapter adapter = new MyPagerAdapter(getSupportFragmentManager());
viewPager.setAdapter(adapter);
public class MyPagerAdapter extends FragmentPagerAdapter {
private static final int PAGE_COUNT = 3;
public MyPagerAdapter(FragmentManager fragmentManager) {
super(fragmentManager);
}
@Override
public Fragment getItem(int position) {
return MyFragment.newInstance(position);
}
@Override
public int getCount() {
return PAGE_COUNT;
}
}
public class MyFragment extends Fragment {
private static final String ARG_PAGE = "page";
private int pageNumber;
public static MyFragment newInstance(int page) {
MyFragment fragment = new MyFragment();
Bundle args = new Bundle();
args.putInt(ARG_PAGE, page);
fragment.setArguments(args);
return fragment;
}
@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
pageNumber = getArguments().getInt(ARG_PAGE);
}
@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
View view = inflater.inflate(R.layout.fragment_layout, container, false);
TextView textView = view.findViewById(R.id.textView);
textView.setText("Page " + pageNumber);
return view;
}
}
