void setupActionBar() {
        // there might not be an ActionBar, for example when started in Theme.Holo.Dialog.NoActionBar theme
        @SuppressLint("AppCompatMethod") final ActionBar actionBar = getActionBar();
        if (actionBar != null) {
            actionBar.setDisplayHomeAsUpEnabled(true);
        }
    }
void setupActionBar ( ) { @ SuppressLint ( "AppCompatMethod" ) final ActionBar actionBar = getActionBar ( ) ; if ( actionBar != null ) { actionBar . setDisplayHomeAsUpEnabled ( true ) ; } }
/* package