public void OnDataChange(object sender, CreateOrderEventArgs args)
{
if (CreateOrder != null)
{
CreateOrder(this, args);
}
}
public void CreateOrder(object sender, CreateOrderEventArgs args)
{
Order order = new Order(args.orderID, args.client, args.address);
order.orderNum = args.orderID;
foreach (OrderItem item in args.Items)
{
order.orderItemList.Add(item);
}
// 更新窗体控件
if (orders.Contains(order))
{
MessageBox.Show($"Add Order Error: Order with id {order.orderNum} already exists!");
}
os.orderList.Add(order);
}