     
     // Selected image
     var selctedImage: UIImage!
-    
+
     
     // message label
     @IBOutlet var messageLabel: UILabel!

    // Outlet & action - save button
    @IBOutlet var saveButton: UIBarButtonItem!
    @IBAction func saveButtonAction(sender: UIBarButtonItem) {
        
        UIImageWriteToSavedPhotosAlbum(self.previewImageView.image!, nil, nil, nil)
        
        print("Image Saved")
    }
    
    

    // Outlet & action - camera button 
    @IBOutlet var cameraButton: UIBarButtonItem!
    @IBAction func cameraButtonAction(sender: AnyObject) {
        // show action shee to choose image source.
        self.showImageSourceActionSheet()
    }
    
