protected override void UpdateFacturaAction()
        {
            InputInvoiceLine item    = Datos_Lineas.Current as InputInvoiceLine;
            ProductInfo      product = ProductInfo.Get(item.OidProducto, false, true);

            item.BalanceQuantity(_entity, product);
            _entity.CalculateTotal();

            ControlsMng.UpdateBinding(Datos_Lineas);
        }