package com.google.mcommerce.sample.android.chapter04.actionBar; import android.app.ActionBar; import android.os.Bundle; public class ListNavigationActionBarActivity extends BaseActionBarActivity { private static String tag = "List Navigation ActionBarActivity"; public ListNavigationActionBarActivity() { super(tag); } @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); workwithListActionBar(); } public void workwithListActionBar() { ActionBar bar = this.getActionBar(); bar.setTitle(tag); bar.setNavigationMode(ActionBar.NAVIGATION_MODE_LIST); bar.setListNavigationCallbacks(new SimpleSpinnerArrayAdapter(this), new ListListener(this, this)); } }// eof-class