When I click on a button, a modal window appears, like this 
How to remove the bottom two buttons (yellow), using the Catel framework. Created a window using the UIVisualizerService service.
Model example:
public Command ShowCommand { get { return new Command(() => { var viewModel = new CalcViewModel(); var dependencyResolve = this.GetDependencyResolver(); var uiVisualizerService = dependencyResolve.Resolve<UIVisualizerService>(); uiVisualizerService.ShowDialog(viewModel); }); } } The modal window model is empty.
Hidden- Bulson