void JobOrderManager_IsVisibleChanged(object sender, DependencyPropertyChangedEventArgs e)
 {
     if (this.Visibility == System.Windows.Visibility.Visible)
     {
         if (ViewModel != null)
         {
             ViewModel = new JobOrderManagerViewModel(Order);
         }
     }
 }
 public void SetOrder(Order order)
 {
     this.Order = order;
     ViewModel = new JobOrderManagerViewModel(order);
 }