private void AffecterValeurs(Commande uneCommande)
        {
            LblNom.Text = uneCommande.UnUser.Nom;
            LblPrenom.Text = uneCommande.UnUser.Prenom;
            LblComande.Text = uneCommande.NumCommande.ToString();

            LblCourant.Text = (NumCommandeCourante).ToString();
            LblMaximum.Text = collCommande.Count.ToString();

            VerouillerBouton();
        }
        public static void SupprimerQuantitebyCommande(Commande uneCommande)
        {
            String SQL = "DELETE FROM Quantite WHERE NoCommande = ?";

            bdd.GestBiblioNetConn.Open();

            MySqlCommand Command1 = new MySqlCommand(SQL, bdd.GestBiblioNetConn);

            MySqlParameter Param1 = Command1.Parameters.Add("@NoCommande", MySqlDbType.VarChar);

            Param1.Value = uneCommande.NumCommande;

            Command1.ExecuteNonQuery();

            bdd.GestBiblioNetConn.Close();
        }