public SelectionService(DesignerCanvas canvas)
        {
            this.designerCanvas = canvas;
            RawFileViewModel    = new RawFileViewModel();

            SampleSetupViewModel = new SampleSetupViewModel();
        }
 public void SetViewModel(RawFileViewModel model)
 {
     _viewMode = model;
     _viewMode.WorkflowChanged += this.WorkflowChanged;
 }