WKInterfaceButton

class WKInterfaceButton : WKInterfaceObject {
    
    func setTitle(title: String?)
    func setAttributedTitle(attributedTitle: NSAttributedString?)
    
    func setBackgroundColor(color: UIColor?)
    func setBackgroundImage(image: UIImage?)
    func setBackgroundImageData(imageData: NSData?)
    func setBackgroundImageNamed(imageName: String?)
    
    func setEnabled(enabled: Bool)
}