回答編集履歴

  （そうじゃないと言われそうな気もしますが）これでいいですか？

 

  <Window

  x:Class="Questions259769.MainWindow"

  xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"

  xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"

  Width="800"

  Height="450">

  <Canvas Margin="10" Background="AliceBlue">

  <Thumb

  x:Name="thumb"

  Height="150"

  DragCompleted="Thumb_DragCompleted"

  DragDelta="Thumb_DragDelta"

  DragStarted="Thumb_DragStarted">

  <Thumb.Template>

  <ControlTemplate>

  <Border x:Name="Thumb_Border" BorderBrush="Red">

  <DataGrid AutoGenerateColumns="False" ItemsSource="{Binding}">

  <DataGrid.Columns>

  <DataGridTextColumn Binding="{Binding Name}" Header="Name" />

  <DataGridTextColumn Binding="{Binding Gender}" Header="Gender" />

  <DataGridTextColumn Binding="{Binding Age}" Header="Age" />

  <DataGridTextColumn Binding="{Binding AuthMember}" Header="AuthMember" />

  </DataGrid.Columns>

  </DataGrid>

  </Border>

  </ControlTemplate>

  </Thumb.Template>

  </Thumb>

  </Canvas>

  </Window>

  ```

 

  using System.Collections.ObjectModel;

  using System.Linq;

  using System.Windows;

  using System.Windows.Controls.Primitives;

 

  namespace Questions259769

  {

  public partial class MainWindow : Window

  {

  public MainWindow()

  {

  InitializeComponent();

 

  thumb.DataContext = new ObservableCollection<Person>(

  Enumerable.Range(1, 100).Select(i => new Person

  {

  Name = "田中　太郎" + i,

  Gender = i % 2 == 0 ? Gender.Men : Gender.Women,

  Age = 20 + i % 50,

  AuthMember = i % 5 == 0

  }));

  }

 

  private void Thumb_DragCompleted(object sender, DragCompletedEventArgs e) { }

  private void Thumb_DragDelta(object sender, DragDeltaEventArgs e) { }

  private void Thumb_DragStarted(object sender, DragStartedEventArgs e) { }

 

  public enum Gender { None, Men, Women, }

 

  public class Person

  {

  public string Name { get; set; }

  public Gender Gender { get; set; }

  public int Age { get; set; }

  public bool AuthMember { get; set; }

  }

  }

  }

  ```