webBrowser兼容

using Microsoft.Win32;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Linq;
using System.Text;
using System.Threading.Tasks;namespace DCSY.Base
{
    public class WebBrower
    {
        /// <summary>
        /// 修改注册表信息来兼容当前程序
        ///
        /// </summary>
        public static void SetWebBrowserFeatures(int ieVersion)
        {
            // don't change the registry if running in-proc inside Visual Studio
            if (LicenseManager.UsageMode != LicenseUsageMode.Runtime)
                return;
            //获取程序及名称
            var appName = System.IO.Path.GetFileName(System.Diagnostics.Process.GetCurrentProcess().MainModule.FileName);
            //得到浏览器的模式的值
            UInt32 ieMode = GeoEmulationModee(ieVersion);
            var featureControlRegKey = @"HKEY_CURRENT_USER\Software\Microsoft\Internet Explorer\Main\FeatureControl\";
            //设置浏览器对应用程序（appName）以什么模式（ieMode）运行
            Registry.SetValue(featureControlRegKey + "FEATURE_BROWSER_EMULATION",
                appName, ieMode, RegistryValueKind.DWord);
            // enable the features which are "On" for the full Internet Explorer browser
            //不晓得设置有什么用
            Registry.SetValue(featureControlRegKey + "FEATURE_ENABLE_CLIPCHILDREN_OPTIMIZATION",
                appName, , RegistryValueKind.DWord);            //Registry.SetValue(featureControlRegKey + "FEATURE_AJAX_CONNECTIONEVENTS",
            //    appName, 1, RegistryValueKind.DWord);              //Registry.SetValue(featureControlRegKey + "FEATURE_GPU_RENDERING",
            //    appName, 1, RegistryValueKind.DWord);              //Registry.SetValue(featureControlRegKey + "FEATURE_WEBOC_DOCUMENT_ZOOM",
            //    appName, 1, RegistryValueKind.DWord);              //Registry.SetValue(featureControlRegKey + "FEATURE_NINPUT_LEGACYMODE",
            //    appName, 0, RegistryValueKind.DWord);
        }
        /// <summary>
        /// 获取浏览器的版本
        /// </summary>
        /// <returns></returns>
        static int GetBrowserVersion()
        {
            int browserVersion = ;
            using (var ieKey = Registry.LocalMachine.OpenSubKey(@"SOFTWARE\Microsoft\Internet Explorer",
                RegistryKeyPermissionCheck.ReadSubTree,
                System.Security.AccessControl.RegistryRights.QueryValues))
            {
                var version = ieKey.GetValue("svcVersion");
                if (null == version)
                {
                    version = ieKey.GetValue("Version");
                    if (null == version)
                        throw new ApplicationException("Microsoft Internet Explorer is required!");
                }
                int.TryParse(version.ToString().Split('.')[], out browserVersion);
            }
            //如果小于7
            if (browserVersion < )
            {
                throw new ApplicationException("不支持的浏览器版本!");
            }
            return browserVersion;
        }
        /// <summary>
        /// 通过版本得到浏览器模式的值
        /// </summary>
        /// <param name="browserVersion"></param>
        /// <returns></returns>
        static UInt32 GeoEmulationModee(int browserVersion)
        {
            UInt32 mode = ; // Internet Explorer 11. Webpages containing standards-based !DOCTYPE directives are displayed in IE11 Standards mode.
            switch (browserVersion)
            {
                case :
                    mode = ; // Webpages containing standards-based !DOCTYPE directives are displayed in IE7 Standards mode.
                    break;
                case :
                    mode = ; // Webpages containing standards-based !DOCTYPE directives are displayed in IE8 mode.
                    break;
                case :
                    mode = ; // Internet Explorer 9. Webpages containing standards-based !DOCTYPE directives are displayed in IE9 mode.
                    break;
                case :
                    mode = ; // Internet Explorer 10.
                    break;
                case :
                    mode = ; // Internet Explorer 11
                    break;
            }
            return mode;
        }    }
}