WPF在一个ListBox中选择项目并在另一个ListBox中显示相应的列表

<Grid>
    <Grid.ColumnDefinitions>
        <ColumnDefinition Width="*" />
        <ColumnDefinition Width="*" />
    </Grid.ColumnDefinitions>

    <ListBox x:Name="listBox1" Grid.Column="0" SelectionChanged="ListBox_SelectionChanged">
        <ListBox.ItemTemplate>
            <DataTemplate>
                <TextBlock Text="{Binding Name}" />
            </DataTemplate>
        </ListBox.ItemTemplate>
    </ListBox>

    <ListBox x:Name="listBox2" Grid.Column="1">
        <ListBox.ItemTemplate>
            <DataTemplate>
                <TextBlock Text="{Binding}" />
            </DataTemplate>
        </ListBox.ItemTemplate>
    </ListBox>
</Grid>

public partial class MainWindow : Window
{
    public MainWindow()
    {
        InitializeComponent();

        // 设置可选择项目的数据源
        List<Project> projects = new List<Project>
        {
            new Project { Name = "Project 1" },
            new Project { Name = "Project 2" },
            new Project { Name = "Project 3" }
        };
        listBox1.ItemsSource = projects;
    }

    private void ListBox_SelectionChanged(object sender, SelectionChangedEventArgs e)
    {
        // 获取选中的项目
        Project selectedProject = listBox1.SelectedItem as Project;

        if (selectedProject != null)
        {
            // 根据选中的项目获取相应的列表数据
            List<string> listData = GetListData(selectedProject);

            // 将列表数据绑定到第二个ListBox的ItemSource属性
            listBox2.ItemsSource = listData;
        }
    }

    private List<string> GetListData(Project project)
    {
        // 根据选中的项目获取相应的列表数据，这里仅作示例
        List<string> listData = new List<string>
        {
            $"{project.Name} - Item 1",
            $"{project.Name} - Item 2",
            $"{project.Name} - Item 3"
        };

        return listData;
    }
}

public class Project
{
    public string Name { get; set; }
}