private void CargarDetalle()
{
var ventaUI = IoCContainer.Resolve <IVentaUI>();
VentaId = ventaUI.ObtenerVentaSeleccionada().VentaId;
dgDetalleVenta.DataSource = detalleVentaBLL.Cargar()
.Where(x => x.VentaId == VentaId)
.SelectMany(x => x.LineasDetalle).ToList();
}
