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Apache License
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package burhanloey.appwithtabssample; /*from w w w. jav a 2 s . c o m*/ import android.support.v4.app.FragmentManager; import android.support.v4.app.FragmentTransaction; import android.os.Bundle; import android.support.v4.app.Fragment; import android.view.LayoutInflater; import android.view.View; import android.view.ViewGroup; import android.widget.Button; /** * A simple {@link Fragment} subclass. * */ public class ViewFragment extends Fragment { private static final int VIEW_POST = 0; private static final int VIEW_COMMENT = 1; private int currentlyShowingFragment; public ViewFragment() { // Required empty public constructor } @Override public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) { View rootView = inflater.inflate(R.layout.fragment_view, container, false); return rootView; } @Override public void onViewCreated(View view, Bundle savedInstanceState) { super.onViewCreated(view, savedInstanceState); if (savedInstanceState == null) { ViewPostFragment viewPostFragment = new ViewPostFragment(); FragmentManager fragmentManager = getChildFragmentManager(); FragmentTransaction fragmentTransaction = fragmentManager.beginTransaction(); fragmentTransaction.replace(R.id.fragment_view_container, viewPostFragment); fragmentTransaction.commit(); currentlyShowingFragment = VIEW_POST; } else { currentlyShowingFragment = savedInstanceState.getInt("currently_showing_fragment"); } } @Override public void onSaveInstanceState(Bundle outState) { super.onSaveInstanceState(outState); outState.putInt("currently_showing_fragment", currentlyShowingFragment); } }