private void EditDateExecute()
 {
     try
     {
         CreateMaintenance create = new CreateMaintenance(maintenance);
         create.ShowDialog();
         if ((create.DataContext as CreateMaintenanceViewModel).isUpdated == true)
         {
             maintenanceList = Service.Service.GetMaintenanceList();
         }
     }
     catch (Exception ex)
     {
         MessageBox.Show(ex.ToString());
     }
 }
 public CreateMaintenanceViewModel(CreateMaintenance open, tblClinicMaintenance m)
 {
     main            = open;
     newMaintenance  = m;
     isEditingWindow = true;
 }
 public CreateMaintenanceViewModel(CreateMaintenance open)
 {
     main           = open;
     newMaintenance = new tblClinicMaintenance();
 }