Visual Studio/WPF > ListBox | DataGrid > DisplayMemberPath 사용 예

운영 환경

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

ListBox나 DataGrid로 사용하는 DisplayMemberPath의 사용법의 정리.

참고 : h tp : /// s ぇ l. ldb㎉g. jp / archi s / 52305448. HTML
참고 : h tp : // 좋음 018. 하테나 bぉg. 코m/엔트리/2015/10/17/203939

DisplayMemberPath
표시할 데이터의 이름
ItemsSource 에 바인드한 컬렉션 단체의 형태의 프로퍼티명이 아니면 안된다.

구현해 보았다.

MainWindow.xaml.cs

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;
//
using System.Collections.ObjectModel;

namespace _170605_t1315_DisplayMemberPath
{
    /// <summary>
    /// MainWindow.xaml の相互作用ロジック
    /// </summary>
    public partial class MainWindow : Window
    {
        public MainWindow()
        {
            InitializeComponent();
        }
    }

    public class MyData
    {
        public string Name { get; set; }
        public Nullable<bool> IsMale { get; set; }
        public string WhatIsCalled { get; set; }
    }
    public class MemberList
    {
        public MemberList()
        {
            MyItems = new ObservableCollection<MyData>
            {
                new MyData{ Name="7of9", IsMale=false, WhatIsCalled="seven"},
                new MyData{ Name="Chakotey", IsMale=true, WhatIsCalled="Number 1"},
                new MyData{ Name="Janeway", IsMale=true, WhatIsCalled="Captain"},
            };
        }
        public ObservableCollection<MyData> MyItems { get; set; }
    }
}

MainWindow.xaml

<Window x:Class="_170605_t1315_DisplayMemberPath.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:_170605_t1315_DisplayMemberPath"
        mc:Ignorable="d"
        Title="MainWindow" Height="350" Width="525">
    <Window.DataContext>
        <local:MemberList/>
    </Window.DataContext>
    <Grid>
        <ListBox Height="165" Width="300"
            ItemsSource="{Binding Path=MyItems}" DisplayMemberPath="WhatIsCalled"/>
    </Grid>
</Window>