/// <summary>
 ///   Initializes a new instance of the <see cref = "Sample" /> class.
 /// </summary>
 public Sample()
 {
     InitializeComponent();
     DataContext = new SampleViewModel(Dispatcher);
 }
 /// <summary>
 ///   Initializes a new instance of the <see cref = "Sample" /> class.
 /// </summary>
 public Sample()
 {
     InitializeComponent();
     DataContext = new SampleViewModel(Dispatcher);
 }