public void AddWidget(string creatorName)
{
var widget = WidgetCreatorRegistry.CreateWidgetFor(creatorName);
_entityService.AddWidgetToEntityScreen(SelectedEntityScreen.Name, widget);
widget.Height = 100;
widget.Width = 100;
widget.AutoRefresh = true;
Widgets.Add(WidgetCreatorRegistry.CreateWidgetViewModel(widget, _applicationState));
}