UISegmentedControl in UINavigationBar

gistfile1.swift

override func viewDidLoad() {
        super.viewDidLoad()
        // Do any additional setup after loading the view, typically from a nib.
        let segmentedControl = UISegmentedControl(items: ["Less Filling", "Tastes Great"])
        segmentedControl.addTarget(self, action: "segmentChanged:", forControlEvents: UIControlEvents.ValueChanged)
        segmentedControl.selectedSegmentIndex = 0
        self.navigationItem.titleView = segmentedControl
    }
    
    func segmentChanged(sender: UISegmentedControl) {
        println("\(sender.selectedSegmentIndex)")
    }