在.net中修改Webbrowser控件的IE版本

根据32位、64位系统来分别修改对应的注册表路径的键值对，不需要重启程序。


        /// <summary>

        /// 修改Webbrowser控件模拟的IE版本

        /// </summary>

        /// <param name="ieMode">

        /// 7000: Pages containing standards-based <!DOCTYPE> directives aredisplayed in IE7 mode.

        /// 8000: Pages containing standards-based <!DOCTYPE> directives aredisplayed in IE8 mode

        /// 8888: Pages are always displayed in IE8mode, regardless of the <!DOCTYPE>directive. (This bypasses the exceptions listed earlier.)

        /// 9000: Use IE9 settings!

        /// 9999: Force IE9

        /// 10000: Use IE10 settings

        /// 11000: Use IE11 settings

        /// </param>

        public static void ChangeWebbrowserMode(int ieMode)

        {

            string appName = AppDomain.CurrentDomain.FriendlyName;

            string regPath = "";

            if (Is64BitOperatingSystem())

            {

                regPath = @"SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\MAIN\FeatureControl\FEATURE_BROWSER_EMULATION";

            }

            else

            {

                regPath = @"SOFTWARE\Microsoft\Internet Explorer\MAIN\FeatureControl\FEATURE_BROWSER_EMULATION";

            }

            using (RegistryKey ieMainKey = Registry.LocalMachine.OpenSubKey(

                 regPath, true))

            {

                var orignalMode = ieMainKey.GetValue(appName);

                if (orignalMode == null || (int)orignalMode != ieMode)

                {

                    ieMainKey.SetValue(appName, ieMode, RegistryValueKind.DWord);

                }

                //

            }

        }

        /// <summary>

        /// The function determines whether the current operating system is a

        /// 64-bit operating system.

        /// </summary>

        /// <returns>

        /// The function returns true if the operating system is 64-bit;

        /// otherwise, it returns false.

        /// </returns>

        public static bool Is64BitOperatingSystem()

        {

            if (IntPtr.Size == 8)  // 64-bit programs run only on Win64

            {

                return true;

            }

            else  // 32-bit programs run on both 32-bit and 64-bit Windows

            {

                // Detect whether the current process is a 32-bit process

                // running on a 64-bit system.

                bool flag;

                return ((DoesWin32MethodExist("kernel32.dll", "IsWow64Process") &&

                    IsWow64Process(GetCurrentProcess(), out flag)) && flag);

            }

        }

        /// <summary>

        /// The function determins whether a method exists in the export

        /// table of a certain module.

        /// </summary>

        /// <param name="moduleName">The name of the module</param>

        /// <param name="methodName">The name of the method</param>

        /// <returns>

        /// The function returns true if the method specified by methodName

        /// exists in the export table of the module specified by moduleName.

        /// </returns>

        static bool DoesWin32MethodExist(string moduleName, string methodName)

        {

            IntPtr moduleHandle = GetModuleHandle(moduleName);

            if (moduleHandle == IntPtr.Zero)

            {

                return false;

            }

            return (GetProcAddress(moduleHandle, methodName) != IntPtr.Zero);

        }

        [DllImport("kernel32.dll")]

        static extern IntPtr GetCurrentProcess();

        [DllImport("kernel32.dll", CharSet = CharSet.Auto)]

        static extern IntPtr GetModuleHandle(string moduleName);

        [DllImport("kernel32", CharSet = CharSet.Auto, SetLastError = true)]

        static extern IntPtr GetProcAddress(IntPtr hModule,

            [MarshalAs(UnmanagedType.LPStr)]string procName);

        [DllImport("kernel32.dll", CharSet = CharSet.Auto, SetLastError = true)]

        [return: MarshalAs(UnmanagedType.Bool)]

        static extern bool IsWow64Process(IntPtr hProcess, out bool wow64Process);
巴特西

在.net中修改Webbrowser控件的IE版本

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