1package eu.siacs.conversations.ui;
 2
 3import android.support.v7.app.ActionBar;
 4import android.support.v7.app.AppCompatActivity;
 5
 6public abstract class ActionBarActivity extends AppCompatActivity {
 7    public static void configureActionBar(ActionBar actionBar) {
 8        configureActionBar(actionBar, true);
 9    }
10
11    public static void configureActionBar(ActionBar actionBar, boolean upNavigation) {
12        if (actionBar != null) {
13            actionBar.setHomeButtonEnabled(upNavigation);
14            actionBar.setDisplayHomeAsUpEnabled(upNavigation);
15        }
16    }
17}