protected override void DeleteDeliveryAction()
        {
            if (Entity.AlbaranFacturas.Count == 0)
            {
                return;
            }

            DeliverySelectForm form = new DeliverySelectForm(this, ETipoEntidad.Cliente, OutputDeliveryList.GetList(_out_deliveries));

            form.ShowDialog(this);

            if (form.DialogResult == DialogResult.OK)
            {
                List <OutputDeliveryInfo> results = form.Selected as List <OutputDeliveryInfo>;

                foreach (OutputDeliveryInfo item in results)
                {
                    _entity.Extract(item);
                    _out_deliveries.Remove(item);
                }
            }

            if (_entity.AlbaranFacturas.Count == 0)
            {
                Serie_BT.Enabled = true;
            }

            Lines_BS.ResetBindings(false);
        }