C#后台绑定ComboBox

C#

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Windows;
using System.Windows.Controls;
using System.Windows.Data;
using System.Windows.Documents;
using System.Windows.Input;
using System.Windows.Media;
using System.Windows.Media.Imaging;
using System.Windows.Navigation;
using System.Windows.Shapes;

namespace WpfApplication2
{
    /// <summary>
    /// MainWindow.xaml 的交互逻辑
    /// </summary>
    public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
            List<Person> list = new List<Person>() 
            {
                new Person{Id=1,Name="张三",Sex="男"},
                new Person{Id=2,Name="李四",Sex="男"},
                new Person{Id=3,Name="王五",Sex="女"},
                new Person{Id=4,Name="赵六",Sex="男"},
                new Person{Id=5,Name="孙七",Sex="女"}
            };
            cb.ItemsSource=list;
            cb.SelectedIndex = 0;
        }

        private void Button_Click(object sender, RoutedEventArgs e)
        {
            if (cb.SelectedItem != null)
            {
                Person p = cb.SelectedItem as Person;
                MessageBox.Show("Id:"+p.Id.ToString()+"，姓名："+p.Name+"，性别："+p.Sex);
            }
        }
    }
    public class Person
    {
        private int id;

        public int Id
        {
            get { return id; }
            set { id = value; }
        }
        private string name;

        public string Name
        {
            get { return name; }
            set { name = value; }
        }

        private string sex;

        public string Sex
        {
            get { return sex; }
            set { sex = value; }
        }
        
    }
}

XAML

<Window x:Class="WpfApplication2.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        Title="MainWindow" Height="350" Width="525">
    <Grid>
        <StackPanel>
            <ComboBox x:Name="cb" DisplayMemberPath="Name"/>
            <Button Content="Show" Click="Button_Click" />
        </StackPanel>
    </Grid>
</Window>

运行效果：

点击“Show”按钮，弹框显示下拉框选中项的详细信息：