public void SetDataContext(ModifyFeatureViewModel dataContext)
 {
     if (dataContext != null)
     {
         dataContext.wnd = this;
         //dataContext.UiCommandButtonClicked.ButtonClickedEvent += UiCommandButtonClicked;
     }
     this.DataContext = dataContext;
 }
 //BackgroundWorker Worker;
 public WindowModifyFeature(ModifyFeatureViewModel context)
 {
     InitializeComponent();
     SetDataContext(context);
 }