public Avions()
 {
     InitializeComponent();
     Model.DAL.DALAvion bdd = new Model.DAL.DALAvion();
     bdd.SelectAvions(listeavions);
     dataGrid1.ItemsSource = listeavions;
 }
        public InsertVol()
        {
            ObservableCollection <ViewModel.AvionBinder> listeavions = new ObservableCollection <ViewModel.AvionBinder>();

            InitializeComponent();
            Model.DAL.DALAvion bdd = new Model.DAL.DALAvion();

            bdd.SelectAvions(listeavions);
            avion.ItemsSource = listeavions;
        }