private void AddEmploye_Click(object sender, RoutedEventArgs e) { Employe RecupEmploye = dataGrid.SelectedItem as Employe; MaintenanceDAL AjouterEmploye = new MaintenanceDAL(); AjouterEmploye.EquipeMaintenance(RecupEmploye, idMaintenance); this.NavigationService.Navigate(new AjoutEmploye(idMaintenance)); }