private void lbDeliveries_MouseDoubleClick(object sender, MouseButtonEventArgs e)
        {
            if (m_selectedMember == null) return;

            var cew = new DeliveryTypeEdit(this, m_selectedMember);
            cew.ShowDialog();
        }
        private void btnAdd_Click(object sender, RoutedEventArgs e)
        {
            var c = new DeliveryType
            {
                Comment = "",
                IsActive = false,
                IsConditional = false,
                MinimumOrderSummaryCondition = 0,
                Price = 0,
                Id = Int32.MinValue
            };
            var cew = new DeliveryTypeEdit(this, c);
            cew.ShowDialog();

            if (cew.DialogResult.HasValue && cew.DialogResult.Value)
            {
                ReloadList();
            }
        }