private void DoneBtn_Click(object sender, RoutedEventArgs e) { if (SavingLoading != null) SavingLoading.Visibility = System.Windows.Visibility.Visible; if (DoneBtn != null) DoneBtn.IsEnabled = false; SmartMap_DomainContext context = new SmartMap_DomainContext(); context.PakKonAllProvinceGroups(_grouping.ID,AllGroupsDeleted,null); }