public EspaceTravail_ViewModel(Contexte ctx)
 {
     View  = new EspaceTravail_View_UserControl();
     Model = new EspaceTravail_Model(ctx);
     MonGraph_ViewModel = new MonGraph_ViewModel(ctx);
     connectView();
     setupView();
 }
 public void RefreshVueGraph(string GPnom = "", string FOCUS = "")
 {
     MonGraph_ViewModel.PreapationGPselectionnee(GPnom);;
     deconnectView();
     unsetView();
     MonGraph_ViewModel.View = new MonGraph_UserControl(FOCUS);
     MonGraph_ViewModel.SetupView();
     MonGraph_ViewModel.ConnectView();
     connectView();
     setupView();
 }