C# (CSharp) IService1.BeginGetProveedoresGPS примеры использования

Пример #1

 public async Task <ObservableCollection <Proveedor> > GetProveedoresGPS(double la, double lo, double distancia)
 {
     try
     {
         return(await Task.Factory.FromAsync(proxy.BeginGetProveedoresGPS(la, lo, distancia, null, null), proxy.EndGetProveedoresGPS));
     }
     catch (Exception ex)
     {
         throw ex;
     }
 }