private void SaveButton_Click(object sender, RoutedEventArgs e)
        {
            this.ExecuteSafe(() =>
            {
                var accessory = RetrieveFormData();
                if (Mode == StockFormMode.In)
                {
                    AccessoryFacade.Receipt(accessory);
                }
                else // out
                {
                    AccessoryFacade.Issue(accessory);
                }

                DialogResult = true;
                Close();
            });
        }