<Window.Resources>
<ObjectDataProvider x:Key="kindEnum" MethodName="GetValues"
ObjectType="{x:Type sys:Enum}">
<ObjectDataProvider.MethodParameters>
<x:Type Type="local:BookKindEnum"/>
</ObjectDataProvider.MethodParameters>
</ObjectDataProvider>
<local:BooksData x:Key="booksData"/>
</Window.Resources>
<DataGridComboBoxColumn Header="Kind"
SelectedItemBinding="{Binding BookKind}"
ItemsSource="{Binding Source={StaticResource kindEnum}}"/>



//Full code
<Window x:Class="WpfApp397.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:WpfApp397"
xmlns:sys="clr-namespace:System;assembly=mscorlib"
mc:Ignorable="d" WindowState="Maximized"
Title="MainWindow" Height="450" Width="800">
<Window.Resources>
<ObjectDataProvider x:Key="kindEnum" MethodName="GetValues"
ObjectType="{x:Type sys:Enum}">
<ObjectDataProvider.MethodParameters>
<x:Type Type="local:BookKindEnum"/>
</ObjectDataProvider.MethodParameters>
</ObjectDataProvider>
<local:BooksData x:Key="booksData"/>
</Window.Resources>
<Grid>
<DataGrid ItemsSource="{StaticResource booksData}"
BorderBrush="Blue" BorderThickness="3"
VirtualizingPanel.IsContainerVirtualizable="True"
VirtualizingPanel.IsVirtualizing="True"
VirtualizingPanel.VirtualizationMode="Recycling"
AutoGenerateColumns="False"
CanUserAddRows="False">
<DataGrid.Columns>
<DataGridTextColumn Header="Id" Binding="{Binding Id}" SortDirection="Ascending" />
<DataGridTextColumn Header="Name" Binding="{Binding Name}"/>
<DataGridComboBoxColumn Header="Kind"
SelectedItemBinding="{Binding BookKind}"
ItemsSource="{Binding Source={StaticResource kindEnum}}"/>
<DataGridTemplateColumn Header="Image">
<DataGridTemplateColumn.CellTemplate>
<DataTemplate>
<Viewbox>
<Image Source="{Binding ImgUrl}" Width="200" Height="500"/>
</Viewbox>
</DataTemplate>
</DataGridTemplateColumn.CellTemplate>
</DataGridTemplateColumn>
</DataGrid.Columns>
</DataGrid>
</Grid>
</Window>
//cs
using System;
using System.Collections.Generic;
using System.Collections.ObjectModel;
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.IO;
namespace WpfApp397
{
/// <summary>
/// Interaction logic for MainWindow.xaml
/// </summary>
public partial class MainWindow : Window
{
public MainWindow()
{
InitializeComponent();
}
}
public class BooksData:ObservableCollection<Book>
{
public BooksData()
{
var imgsList = Directory.GetFiles(@"../../Images");
if(imgsList!=null && imgsList.Any())
{
int imgsCount = imgsList.Count();
for(int i=0;i<1000000;i++)
{
var bk = new Book()
{
Id = i + 1,
Name = $"Name_{i + 1}",
ImgUrl = imgsList[i % imgsCount]
};
bk.BookKind = bk.GetBookKindEnum(i);
this.Add(bk);
}
}
}
}
public class Book
{
public int Id { get; set; }
public string Name { get; set; }
public string ImgUrl { get; set; }
public BookKindEnum BookKind { get; set; }
public BookKindEnum GetBookKindEnum(int idx)
{
switch(idx)
{
case 0:
return BookKindEnum.Science;
case 1:
return BookKindEnum.Technology;
case 2:
return BookKindEnum.Engineering;
default:
return BookKindEnum.Mathematics;
}
}
}
public enum BookKindEnum
{
Science,
Technology,
Engineering,
Mathematics
}
}
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