public MainWindow()
 {
     InitializeComponent();
     MyFrame.Navigate(new PlayPage());
     SwagMeasurer.Text   = Convert.ToString(Swag.Get());
     Swag.OnAddition    += Swag_Addition;
     Swag.OnSubtraction += Swag_OnSubtraction;
     Swag.OnUpdate      += Swag_OnUpdate;
 }
 private void Swag_OnUpdate(SwagEventArgs e)
 {
     SwagMeasurer.Text = Convert.ToString(Swag.Get());
 }