@Override
public void onCreateOptionsMenu(Menu menu, MenuInflater inflater) {
ActionBar actionBar = getSherlockActivity().getSupportActionBar();
actionBar.setDisplayHomeAsUpEnabled(true);
super.onCreateOptionsMenu(menu, inflater);
}
@Override
public void onAttach(Activity activity) {
super.onAttach(activity);
try {
listener = (OnThumbnailSelectedListener) activity;
} catch (ClassCastException e) {
throw new ClassCastException(
activity.toString() + " must implement OnThumbnailSelectedListener");
}
}