private void RemplirListeDesRuesExistant() { try { if (SessionObject.LstRues != null && SessionObject.LstRues.Count != 0) { _listeDesRuesExistant = SessionObject.LstRues; return; } Galatee.Silverlight.ServiceAccueil.AcceuilServiceClient service = new Galatee.Silverlight.ServiceAccueil.AcceuilServiceClient(Utility.ProtocoleFacturation(), Utility.EndPoint("Accueil")); service.ChargerLesRueDesSecteurCompleted += (s, args) => { if (args != null && args.Cancelled) { return; } SessionObject.LstRues = args.Result; _listeDesRuesExistant = SessionObject.LstRues; }; service.ChargerLesRueDesSecteurAsync(); service.CloseAsync(); } catch (Exception ex) { throw ex; } }