private void btnRemove_Click(object sender, EventArgs e)
{
int currentIndex = 0;
if (this.orderList.SelectedItems.Count > 0) //判断listview有被选中项
{
currentIndex = this.orderList.SelectedItems[0].Index; //取当前选中项的index
string odId = orderList.Items[currentIndex].SubItems[0].Text;
os.Delete(odId);
orderList.Items[currentIndex].Remove();
}
}
private void button4_Click(object sender, EventArgs e)
{
if (orderBindingSource.Current != null)
{
OrderService orderService = new OrderService();
Order order = (Order)orderBindingSource.Current;
orderService.Delete(order.Id);
orderBindingSource.DataSource = orderService.GetAllOrders();
}
else
{
MessageBox.Show("No Order is selected!");
}
}
static void Main()
{
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
Application.Run(new Form1());
OrderService orderService = new OrderService();
List <OrderItem> items1 = new List <OrderItem>()
{
new OrderItem("1", "iPhone XR", 6499, 1),
new OrderItem("2", "iPhone XS", 8699, 1),
new OrderItem("3", "Airpords", 1199, 2)
};
List <OrderItem> items2 = new List <OrderItem>()
{
new OrderItem("4", "iPad Pro", 6499, 1),
new OrderItem("5", "Airpords", 1199, 1)
};
//添加订单
Order order1 = new Order("20181124001", "Alan", "18788888888", items1);
orderService.Add(order1);
Order order2 = new Order("20181124002", "Bob", "18777777777", items2);
orderService.Add(order2);
//修改订单
Order order3 = new Order("20181124001", "Iggie", "18766666666", items1);
orderService.Update(order3);
//得到所有订单
List <Order> orders = orderService.GetAllOrders();
Console.WriteLine("所有订单:");
orders.ForEach(o => Console.WriteLine(o.OrderNumber + " " + o.Client + " " + o.PhoneNumber + " " + o.TotalPrice));
//Id查询
Order order = orderService.QueryById("20181124002");
Console.WriteLine("ID查询:");
orders.ForEach(o => Console.WriteLine(o.OrderNumber + " " + o.Client + " " + o.PhoneNumber + " " + o.TotalPrice));
//客户名查询
orders = orderService.QueryByClient("Iggie");
Console.WriteLine("客户名查询:");
orders.ForEach(o => Console.WriteLine(o.OrderNumber + " " + o.Client + " " + o.PhoneNumber + " " + o.TotalPrice));
//商品名查询
orders = orderService.QueryByGoods("Airpords");
Console.WriteLine("商品名查询:");
orders.ForEach(o => Console.WriteLine(o.OrderNumber + " " + o.Client + " " + o.PhoneNumber + " " + o.TotalPrice));
//总价大于10000元查询
orders = orderService.QueryBigOrder();
Console.WriteLine("总价大于10000元查询:");
orders.ForEach(o => Console.WriteLine(o.OrderNumber + " " + o.Client + " " + o.PhoneNumber + " " + o.TotalPrice));
//序列化
string path = @"../../MyOrderList.xml";
orderService.Export(path);
//删除订单
orderService.Delete("20181124002");
}