C# IE注册和清除缓存

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;

namespace LIZH
{
    /// <summary>
    /// IE注册管理
    /// </summary>
    public class IERegeditManager
    {

        public static void RegeditIE11()
        {
            try
            {
                //\SOFTWARE\Microsoft\Internet Explorer\MAIN\FeatureControl\FEATURE_BROWSER_EMULATION
                Microsoft.Win32.RegistryKey key = Microsoft.Win32.Registry.LocalMachine
                    .OpenSubKey(@"SOFTWARE");
                if (key != null)
                    key = key.OpenSubKey(@"Microsoft");
                if (key != null)
                    key = key.OpenSubKey(@"Internet Explorer");
                if (key != null)
                    key = key.OpenSubKey(@"Main");
                if (key != null)
                    key = key.OpenSubKey(@"FeatureControl");
                if (key != null)
                {
                    key = key.OpenSubKey(@"FEATURE_BROWSER_EMULATION", true);
                    if (key != null)
                    {
                        var efs = key.GetValue("EFSProConsole.exe");
                        if (efs == null)
                        {
                            key.SetValue("EFSProConsole.exe", 11001, Microsoft.Win32.RegistryValueKind.DWord);
                            //调试运行需要加上，否则不起作用
                            key.SetValue("EFSProConsole.vshost.exe", 11001, Microsoft.Win32.RegistryValueKind.DWord);
                        }
                    }
                }

                //\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\FeatureControl\FEATURE_BROWSER_EMULATION
                Microsoft.Win32.RegistryKey key64 = Microsoft.Win32.Registry.LocalMachine
                    .OpenSubKey(@"SOFTWARE");
                if (key64 != null)
                    key64 = key64.OpenSubKey(@"WOW6432Node");
                if (key64 != null)
                    key64 = key64.OpenSubKey(@"Microsoft");
                if (key64 != null)
                    key64 = key64.OpenSubKey(@"Internet Explorer");
                if (key64 != null)
                    key64 = key64.OpenSubKey(@"Main");
                if (key64 != null)
                    key64 = key64.OpenSubKey(@"FeatureControl");
                if (key64 != null)
                {
                    key64 = key64.OpenSubKey(@"FEATURE_BROWSER_EMULATION", true);
                    if (key64 != null)
                    {
                        var efs = key64.GetValue("EFSProConsole.exe");
                        if (efs == null)
                        {
                            key64.SetValue("EFSProConsole.exe", 11001, Microsoft.Win32.RegistryValueKind.DWord);
                            //调试运行需要加上，否则不起作用
                            key64.SetValue("EFSProConsole.vshost.exe", 11001, Microsoft.Win32.RegistryValueKind.DWord);
                        }
                    }
                }
            }
            catch (Exception)
            {
            }
        }

        /// <summary>
        /// 清除IE缓存
        /// </summary>
        public static void ClearIECache()
        {

            var specialFolders = new List<Environment.SpecialFolder>()
                {
                    Environment.SpecialFolder.InternetCache,
                    Environment.SpecialFolder.Cookies,
                    Environment.SpecialFolder.History,
                };
            foreach (var item in specialFolders)
            {
                try
                {
                    var directory = new DirectoryInfo(Environment.GetFolderPath(item));
                    ClearFolder(directory);
                }
                catch (Exception ex)
                {
                }
            }
        }

        private static void ClearFolder(DirectoryInfo folder)
        {
            foreach (FileInfo file in folder.GetFiles())
            {
                if (File.Exists(file.FullName))
                {
                    try
                    {
                        file.Delete();
                    }
                    catch (Exception ex)
                    {
                    }
                }
            }

            foreach (DirectoryInfo directory in folder.GetDirectories())
            {
                if (Directory.Exists(directory.FullName))
                {
                    var security = new System.Security.AccessControl.DirectorySecurity();
                    var windowsIdentity = System.Security.Principal.WindowsIdentity.GetCurrent();
                    if (windowsIdentity != null)
                    {
                        var id = windowsIdentity.User;
                        var rule = new System.Security.AccessControl.FileSystemAccessRule(id, 
                            System.Security.AccessControl.FileSystemRights.FullControl,
                            System.Security.AccessControl.AccessControlType.Allow);
                        security.AddAccessRule(rule);
                        directory.SetAccessControl(security);
                    }
                    ClearFolder(directory);
                }

            }
        }


        /// <summary>
        /// 清除IE缓存
        /// </summary>
        /// <param name="hwnd"></param>
        /// <param name="lpOperation"></param>
        /// <param name="lpFile"></param>
        /// <param name="lpParameters"></param>
        /// <param name="lpDirectory"></param>
        /// <param name="nShowCmd"></param>
        /// <returns></returns>
        [DllImport("shell32.dll")]
        public static extern IntPtr ShellExecute(IntPtr hwnd, string lpOperation, string lpFile, string lpParameters, string lpDirectory, ShowCommands nShowCmd);
    }

    public enum ShowCommands : int
    {

        SW_HIDE = 0,

        SW_SHOWNORMAL = 1,

        SW_NORMAL = 1,

        SW_SHOWMINIMIZED = 2,

        SW_SHOWMAXIMIZED = 3,

        SW_MAXIMIZE = 3,

        SW_SHOWNOACTIVATE = 4,

        SW_SHOW = 5,

        SW_MINIMIZE = 6,

        SW_SHOWMINNOACTIVE = 7,

        SW_SHOWNA = 8,

        SW_RESTORE = 9,

        SW_SHOWDEFAULT = 10,

        SW_FORCEMINIMIZE = 11,

        SW_MAX = 11

    }
}

　　

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