private void button3_Click(object sender, EventArgs e)
{
app.Order order = orderBindingSource.Current as app.Order;
if (order == null)
{
MessageBox.Show("请选择一个订单进行删除");
return;
}
orderService.RemoveOrder(order.Id);
QueryAll();
}
private void EditOrder()
{
app.Order order = orderBindingSource.Current as app.Order;
if (order == null)
{
MessageBox.Show("请选择一个订单进行修改");
return;
}
FormEdit form2 = new FormEdit(order, true);
if (form2.ShowDialog() == DialogResult.OK)
{
app.OrderService.UpdateOrder(form2.CurrentOrder);
QueryAll();
}
}
private void button5_Click(object sender, EventArgs e)
{
switch (comboBox1.SelectedIndex)
{
case 0: //所有订单
orderBindingSource.DataSource = app.OrderService.GetAllOrders();
break;
case 1: //根据ID查询
app.Order order = app.OrderService.GetOrder(Keyword);
List <app.Order> result = new List <app.Order>();
if (order != null)
{
result.Add(order);
}
orderBindingSource.DataSource = result;
break;
}
orderBindingSource.ResetBindings(true);
}
private void button5_Click(object sender, EventArgs e)
{
switch (comboBox1.SelectedIndex)
{
case 0: //所有订单
orderBindingSource.DataSource = orderService.Orders;
break;
case 1: //根据ID查询
int.TryParse(Keyword, out int id);
app.Order order = orderService.GetOrder(id);
List <app.Order> result = new List <app.Order>();
if (order != null)
{
result.Add(order);
}
orderBindingSource.DataSource = result;
break;
}
orderBindingSource.ResetBindings(false);
}
public Form1()
{
InitializeComponent();
orderService = new OrderService();
OrderDetails detail_1 = new OrderDetails(2, 2, "apple");
OrderDetails detail_2 = new OrderDetails(3, 3, "pear");
List <OrderDetails> dets = new List <OrderDetails>();
dets.Add(detail_1); dets.Add(detail_2);
app.Order order1 = new app.Order(1, "王五", dets);
detail_1 = new OrderDetails(3, 2, "banana");
detail_2 = new OrderDetails(4, 1, "orange");
dets.Clear();
dets.Add(detail_1); dets.Add(detail_2);
app.Order order2 = new app.Order(2, "李四", dets);
orderService.addOrder(order1);
orderService.addOrder(order2);
orderBindingSource.DataSource = orderService.Orders;
//comboBox1.SelectedIndex = 0;
textBox1.DataBindings.Add("text", this, "keyword");//数据绑定
}