Visual Studio/WPF > 컨트롤 > CombBox > Eratta: SelectedIndex, SelectedItem, Text 표시 코드

Windows 7 Pro (32bit)
Microsoft Visual Studio 2017 Community
Sublime Text 2

<Window x:Class="_170425_t2100_combobox.MainWindow"
        xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
        xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
        xmlns:d="http://schemas.microsoft.com/expression/blend/2008"
        xmlns:mc="http://schemas.openxmlformats.org/markup-compatibility/2006"
        xmlns:local="clr-namespace:_170425_t2100_combobox"
        mc:Ignorable="d"
        Title="MainWindow" Height="350" Width="525">
    <Grid>
        <Grid.RowDefinitions>
            <RowDefinition Height="Auto"/>
            <RowDefinition/>
        </Grid.RowDefinitions>
        <ComboBox x:Name="comboBox1"
                  Grid.Row="0" Height="40" SelectionChanged="comboBox1_SelectionChanged">
            <ComboBox.ItemTemplate>
                <DataTemplate>
                    <StackPanel Orientation="Horizontal">
                        <TextBox Text="{Binding Name}"/>
                        <TextBox Text="{Binding Age}"/>
                    </StackPanel>
                </DataTemplate>
            </ComboBox.ItemTemplate>
        </ComboBox>
        <StackPanel Grid.Row="1">
            <TextBox Name="T_selectedIndex"/>
            <TextBox Name="T_selectedItem"/>
            <TextBox Name="T_text"/>
        </StackPanel>
    </Grid>
</Window>

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
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 _170425_t2100_combobox
{
    /// <summary>
    /// MainWindow.xaml の相互作用ロジック
    /// </summary>
    public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
            var data = new List<Person>();
            data.Add(new Person { Name = "item1", Age = 10 });
            data.Add(new Person { Name = "item2", Age = 20 });
            data.Add(new Person { Name = "item3", Age = 30 });

            comboBox1.ItemsSource = data;
        }

        private void comboBox1_SelectionChanged(object sender, SelectionChangedEventArgs e)
        {
            T_selectedIndex.Text = "SelectedIndex:" + comboBox1.SelectedIndex.ToString();
            T_selectedItem.Text = "SelectedItem:" + comboBox1.SelectedItem.ToString();
            T_text.Text = "Text:" + comboBox1.Text;
        }
    }

    public class Person
    {
        public string Name { get; set; }
        public int Age { get; set; }
    }
}