Android Programming The Big Nerd Ranch Guide by Bill Phillips, Chris Stewart, Kristin Marsicano (z-lib.org)

Creating the menu

Define CrimeListFragment.onCreate(Bundle) and let the FragmentManager know that
CrimeListFragment needs to receive menu callbacks.

Listing 13.7  Receiving menu callbacks (CrimeListFragment.java)

public class CrimeListFragment extends Fragment {

private RecyclerView mCrimeRecyclerView;
private CrimeAdapter mAdapter;

@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);
setHasOptionsMenu(true);
}

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container,

You can run CriminalIntent now to see your menu (Figure 13.8).

Figure 13.8  Icon for the New Crime action item in the toolbar