<Window.Resources>
        <ObjectDataProvider x:Key="ieList" MethodName="GetValues"  ObjectType="{x:Type sys:Enum}">
            <ObjectDataProvider.MethodParameters>
                <x:Type TypeName="local:IEVersion"/>
            </ObjectDataProvider.MethodParameters>
        </ObjectDataProvider>
    </Window.Resources>
    <Grid>
        <Grid.ColumnDefinitions>
            <ColumnDefinition Width="auto"/>
            <ColumnDefinition Width="*"/>
        </Grid.ColumnDefinitions>
        <ListBox  BorderThickness="0,0,1,0" MinWidth="150" ItemsSource="{Binding Source={StaticResource ieList}}"  x:Name="IETypeList" Grid.Column="0"/>
        <Grid Grid.Column="1">
            <Grid.Resources>
                <Style TargetType="Grid">
                    <Setter Property="Margin" Value="0,0,0,10"/>
                </Style>
            </Grid.Resources>
            <Grid.RowDefinitions>
                <RowDefinition Height="auto"/>
                <RowDefinition Height="auto"/>
                <RowDefinition Height="auto"/>
                <RowDefinition Height="auto"/>
            </Grid.RowDefinitions>
            <Grid Grid.Row="0"  >
                <Grid.ColumnDefinitions>
                    <ColumnDefinition Width="auto"/>
                    <ColumnDefinition Width="*"/>
                </Grid.ColumnDefinitions>
                <TextBlock Text="IE版本"/>
                <TextBlock Margin="10,0,0,0" Grid.Column="1" Foreground="Red" Text="{Binding ElementName=IETypeList,Path=SelectedItem}" />
            </Grid>
            <Grid Grid.Row="1">
                <Grid.ColumnDefinitions>
                    <ColumnDefinition Width="auto"/>
                    <ColumnDefinition Width="*"/>
                </Grid.ColumnDefinitions>
                <TextBlock Text="程序名称(不用.exe)"/>
                <TextBox Margin="10,0,0,0" Grid.Column="1" x:Name="ProgramNAME"/>
            </Grid>
            <Grid Grid.Row="2">
                <Button Content="写入"  x:Name="WriteBtn" Click="WriteBtn_Click"/>
            </Grid>
        </Grid>
    </Grid>

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

        private void WriteBtn_Click(object sender, RoutedEventArgs e)
        {
            if (IETypeList.SelectedIndex < 0)
                return;
            if (ProgramNAME.Text.Length < 0 || string.IsNullOrWhiteSpace(ProgramNAME.Text))
                return;
            var select = (IEVersion)IETypeList.SelectedItem;

            var name = ProgramNAME.Text+=".exe";

            IE.SetIE(select, name);

            ProgramNAME.Text.Replace(".exe", string.Empty);
        }
    }

 public enum IEVersion
    {
        强制ie11,//11001 
        标准ie11,//11000
        强制ie10,//10001 (0x2711) Internet Explorer 10。网页以IE 10的标准模式展现，页面!DOCTYPE无效
        标准ie10,//10000 (0x02710) Internet Explorer 10。在IE 10标准模式中按照网页上!DOCTYPE指令来显示网页。Internet Explorer 10 默认值。
        强制ie9,//9999 (0x270F) Windows Internet Explorer 9. 强制IE9显示，忽略!DOCTYPE指令
        标准ie9,//9000 (0x2328) Internet Explorer 9. Internet Explorer 9默认值，在IE9标准模式中按照网页上!DOCTYPE指令来显示网页。
        强制ie8,//8888 (0x22B8) Internet Explorer 8，强制IE8标准模式显示，忽略!DOCTYPE指令
        标准ie8,//8000 (0x1F40) Internet Explorer 8默认设置，在IE8标准模式中按照网页上!DOCTYPE指令展示网页
        标准ie7//7000 (0x1B58) 使用WebBrowser Control控件的应用程序所使用的默认值，在IE7标准模式中按照网页上!DOCTYPE指令来展示网页
    }
    public class IE
    {
        public static void SetIE(IEVersion ver, string Name)
        {
            string productName = Name;//获取程序名称

            object version;
            switch (ver)
            {
                case IEVersion.标准ie7:
                    version = 0x1B58;
                    break;
                case IEVersion.标准ie8:
                    version = 0x1F40;
                    break;
                case IEVersion.强制ie8:
                    version = 0x22B8;
                    break;
                case IEVersion.标准ie9:
                    version = 0x2328;
                    break;
                case IEVersion.强制ie9:
                    version = 0x270F;
                    break;
                case IEVersion.标准ie10:
                    version = 0x02710;
                    break;
                case IEVersion.强制ie10:
                    version = 0x2711;
                    break;
                case IEVersion.标准ie11:
                    version = 0x2AF8;
                    break;
                case IEVersion.强制ie11:
                    version = 0x2EDF;
                    break;
                default:
                    version = 0x1F40;
                    break;
            }

            RegistryKey key = Registry.CurrentUser;
            RegistryKey software =
                key.CreateSubKey(
                    @"Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\" + productName);
            if (software != null)
            {
                software.Close();
                software.Dispose();
            }
            RegistryKey wwui =
                key.OpenSubKey(
                    @"Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION", true);
            //该项必须已存在
            if (wwui != null)
            {
                wwui.SetValue(productName, version, RegistryValueKind.DWord);
                MessageBox.Show("写入完毕");
            }
            else
                MessageBox.Show("写入失败");
        }
    }