//修改商品名称及单价
private void button9_Click(object sender, EventArgs e)
{
Label label9_1 = new Label
{
Text = "确定修改该订单的商品名称及单价吗?",
Size = new Size(250, 75),
Location = new Point(55, 100),
};
Button button9_1 = new Button
{
Text = "修改",
Size = new Size(50, 20),
Location = new Point(75, 200),
DialogResult = DialogResult.OK,
};
Button button9_2 = new Button
{
Text = "取消",
Size = new Size(50, 20),
Location = new Point(175, 200),
DialogResult = DialogResult.Cancel,
};
Form form9 = new Form
{
Text = "修改商品名称及单价",
Size = new Size(300, 300),
Location = new Point(600, 350),
FormBorderStyle = FormBorderStyle.FixedDialog,
StartPosition = FormStartPosition.CenterParent,
AcceptButton = button9_1,
CancelButton = button9_2,
};
form9.Controls.Add(label9_1);
form9.Controls.Add(button9_1);
form9.Controls.Add(button9_2);
form9.ShowDialog();
if (form9.DialogResult == DialogResult.OK)
{
string s9 = textBox13.Text;
double itemPrice9 = double.Parse(s9);
neworderService.AlterOrderGoodsName(neworderService.orderList[dataGridView1.CurrentRow.Index], textBox12.Text, itemPrice9);
label8.Text = " 订单总数为 " + neworderService.GetOrderCounts() + " ";
MessageBox.Show("该订单的商品名称及单价修改成功");
form9.Dispose();
}
else
{
MessageBox.Show("已取消修改");
form9.Dispose();
}
}
static void Main(string[] args)
{
Order order1 = new Order("2018100601", "陈1", "陈志鹏", "月饼", 2100, 100);
//在控制台输出订单 1 的所有信息
Console.WriteLine(order1.ToString());
Console.WriteLine();
Order order2 = new Order("2018100602", "陈2", "陈志鹏", "方便面", 1000, 1000);
Order order3 = new Order("2018100603", "陈3", "陈志鹏", "苹果", 1000, 2530);
Order order4 = new Order("2018100604", "陈4", "陈志鹏", "草莓", 2045, 400);
OrderService orderService = OrderService.GetInstance(); //定义一个订单服务类的实例,该实例是唯一的
orderService.AddOrder(order1); //添加订单
orderService.AddOrder(order2);
orderService.AddOrder(order3);
orderService.AddOrder(order4);
Console.WriteLine(orderService.GetOrderCounts()); //输出现在订单表中订单的个数
Console.WriteLine();
orderService.AlterOrderNumber(order1, "2018100701"); //修改订单 1 的订单号
orderService.AlterOrderGoodsName(order1, "香肠", 10); //修改订单 1 的商品名称及商品单价
orderService.AlterOrderClient(order1, "陈一"); //修改订单 1 的客户名称
orderService.AlterOrderGoodsCounts(order1, 20); //修改订单 1 的订购的商品数量
Console.WriteLine();
//在控制台输出现在订单 1 的所有信息
Console.WriteLine(order1.ToString());
Console.WriteLine();
orderService.SearchOrderByOrderNumber("2018100603"); //通过商品名称查询订单信息,并在控制台输出所查询订单的所有信息
Console.WriteLine();
orderService.SearchOrderByGoodsName("草莓"); //通过商品名称查询订单信息,并在控制台输出所查询订单的所有信息
Console.WriteLine();
orderService.SearchOrderByOrderClient("陈2"); //通过商品名称查询订单信息,并在控制台输出所查询订单的所有信息
Console.WriteLine();
Console.WriteLine("查询订单金额大于一万的订单,并按金额升序排列");
orderService.SearchOrderByOrderTotalPriceA();
Console.WriteLine();
Console.WriteLine("查询订单金额大于一万的订单,并按金额降序排列");
orderService.SearchOrderByOrderTotalPriceD();
Console.WriteLine();
orderService.DeleteOrder(order3); //删除订单 3
Console.WriteLine(orderService.GetOrderCounts()); //输出现在订单表中订单的个数
Console.WriteLine();
orderService.DeleteOrder(order1); //删除订单 1
Console.WriteLine(orderService.GetOrderCounts()); //输出现在订单表中订单的个数
Console.WriteLine();
}
static void Main(string[] args)
{
Order order1 = new Order("2018100601", "陈1", "陈志鹏", "月饼", 2100, 100);
//在控制台输出订单 1 的所有信息
Console.WriteLine(order1.ToString());
Console.WriteLine();
Order order2 = new Order("2018100602", "陈2", "陈志鹏", "方便面", 1000, 1000);
Order order3 = new Order("2018100603", "陈3", "陈志鹏", "苹果", 1000, 2530);
Order order4 = new Order("2018100604", "陈4", "陈志鹏", "草莓", 2045, 400);
OrderService orderService = new OrderService();
orderService.Export(); //将所有订单（此时还未添加订单）序列化为XML文件，并在控制台输出
Console.WriteLine();
Console.WriteLine();
Console.WriteLine();
Console.WriteLine();
orderService.Import(order1); //从XML文件中载入订单1
Console.WriteLine();
orderService.AddOrder(order2); //添加订单
orderService.AddOrder(order3);
orderService.AddOrder(order4);
Console.WriteLine(orderService.GetOrderCounts()); //输出现在订单表中订单的个数
Console.WriteLine();
orderService.Export(); //将所有订单序列化为XML文件，并在控制台输出
Console.WriteLine();
Console.WriteLine();
Console.WriteLine();
Console.WriteLine();
Order order5 = new Order("2018102205", "陈5", "陈志鹏", "iPhone", 3999, 400);
orderService.Import(order5); //从XML文件中载入订单5
Console.WriteLine();
orderService.AlterOrderNumber(order1, "2018100701"); //修改订单 1 的订单号
orderService.AlterOrderGoodsName(order1, "香肠", 10); //修改订单 1 的商品名称及商品单价
orderService.AlterOrderClient(order1, "陈一"); //修改订单 1 的客户名称
orderService.AlterOrderGoodsCounts(order1, 20); //修改订单 1 的订购的商品数量
Console.WriteLine();
//在控制台输出现在订单 1 的所有信息
Console.WriteLine(order1.ToString());
Console.WriteLine();
orderService.SearchOrderByOrderNumber("2018100603"); //通过商品名称查询订单信息,并在控制台输出所查询订单的所有信息
Console.WriteLine();
orderService.SearchOrderByGoodsName("草莓"); //通过商品名称查询订单信息,并在控制台输出所查询订单的所有信息
Console.WriteLine();
orderService.SearchOrderByOrderClient("陈2"); //通过商品名称查询订单信息,并在控制台输出所查询订单的所有信息
Console.WriteLine();
Console.WriteLine("查询订单金额大于一万的订单,并按金额升序排列");
orderService.SearchOrderByOrderTotalPriceA(10000);
Console.WriteLine();
Console.WriteLine("查询订单金额大于一万的订单,并按金额降序排列");
orderService.SearchOrderByOrderTotalPriceD(10000);
Console.WriteLine();
orderService.DeleteOrder(order3); //删除订单 3
Console.WriteLine(orderService.GetOrderCounts()); //输出现在订单表中订单的个数
Console.WriteLine();
orderService.DeleteOrder(order1); //删除订单 1
Console.WriteLine(orderService.GetOrderCounts()); //输出现在订单表中订单的个数
Console.WriteLine();
Console.WriteLine(orderService.SearchOrderByOrderNumber("2018100603"));
Console.WriteLine();
}
