public void OnEditScheme()
		{
			EditFilterView editFilterView = new EditFilterView();
			editFilterView.ViewModel.Run(SelectedFilterScheme, _instanceProperties, Save);
			Window window = new Window();
			window.Title = "Edit Filter";
			window.Content = editFilterView;
			window.ShowDialog();
		}
		public void OnNewScheme()
		{
			FilterScheme newFilterScheme = new FilterScheme();
			EditFilterView editFilterView = new EditFilterView();
			editFilterView.ViewModel.Run(newFilterScheme, _instanceProperties,
				() =>
				{
					FilterSchemes.Add(newFilterScheme);
					SelectedFilterScheme = newFilterScheme;
					Save();
				});
			Window window = new Window();
			window.Title = "New Filter";
			window.Content = editFilterView;
			window.ShowDialog();
		}