private void btnChangeContent_Click(object sender, RoutedEventArgs e)
{
var transCtrl = new TransitionControl(_transCtrl.ParentWindow);
var screenOne = new ScreenOne(transCtrl);
_transCtrl.ParentWindow.ChangeContent(screenOne);
}
public ScreenOne(TransitionControl transitionControl)
{
InitializeComponent();
_transitionControl = transitionControl;
}
public ScreenTwo(TransitionControl transitionControl)
{
InitializeComponent();
_transCtrl = transitionControl;
}
public void ChangeScreen(TransitionControl screen)
{
this.CurrentScreen = screen ?? throw new ArgumentNullException("Unable to navigate to next screen. A null reference section occurred");
this.ParentWindow.ChangeContent(screen);
}