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   源码介绍

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using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Text;
using System.Windows.Forms;
using Microsoft.Win32;
using System.Management;
namespace RegistryVs
{
    public partial class Form1 : Form
    {
        public Form1()
        {
            InitializeComponent();

            try
            {
                is64 = GetBit();
                InitIEdic();
                GetIEValue(out IENum, out IEPath, out maxIeVesion, out maxIeValue, is64);


                foreach (KeyValuePair<int, RadioButton> item in ibr)
                {
                    if (item.Key > IENum)
                    {
                        item.Value.Visible = false;
                    }
                    if (item.Key == IENum)
                    {
                        item.Value.BackColor = lbBest.BackColor;
                    }
                }
                if (is64 == true)
                {
                    IEBrowserPath = @"SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\FeatureControl\FEATURE_BROWSER_EMULATION";
                }
                else
                {
                    IEBrowserPath = @"SOFTWARE\Microsoft\Internet Explorer\MAIN\FeatureControl\FEATURE_BROWSER_EMULATION";
                }
                openFileDialog1.Filter = "|*.exe";

                lbCurIE.Text = maxIeVesion;
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Source, "操作提示");
            }

        }


        public bool is64 = false;

        public int IENum = 7;

        public string maxIeVesion;

        public UInt16 maxIeValue;

        public string IEPath;


        public string IEBrowserPath;

        private bool GetBit()
        {
            try
            {
                string addressWidth = String.Empty;
                ConnectionOptions mConnOption = new ConnectionOptions();
                ManagementScope mMs = new ManagementScope("//localhost", mConnOption);
                ObjectQuery mQuery = new ObjectQuery("select AddressWidth from Win32_Processor");
                ManagementObjectSearcher mSearcher = new ManagementObjectSearcher(mMs, mQuery);
                ManagementObjectCollection mObjectCollection = mSearcher.Get();
                foreach (ManagementObject mObject in mObjectCollection)
                {
                    addressWidth = mObject["AddressWidth"].ToString();
                }
                if (addressWidth == "32")
                {
                    return false;
                }
                else
                {
                    return true;
                }
            }
            catch (Exception ex)
            {
                return false;
            }
        }


        private UInt16 GetSetIeVersion()
        {
            int ienum = 7; ;
            foreach (KeyValuePair<int, RadioButton> item in ibr)
            {
                if (item.Value.Visible == true && item.Value.Checked == true)
                {
                    ienum = item.Key;
                }
            }
            return IeDic[ienum];
        }


        public void GetPath(out string path, out string filename)
        {
            string fullname = this.textBox1.Text;
            fullname = fullname.Replace("/", "\\");
            int index = fullname.LastIndexOf('\\');
            path = fullname.Substring(0, index);
            filename = fullname.Substring(index   1, fullname.Length - index - 1);
        }

        private void button1_Click(object sender, EventArgs e)
        {

            //RegisterObj r = new RegisterObj();
            string path;
            string name;
            GetPath(out path, out name);
            if (!name.EndsWith(".exe"))
            {
                name = name   ".exe";
            }

            //string sb;
            //string p2;

            //if (is64 == true)
            //{
            //    //sb = @"SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\App Paths";
            //    p2 = @"SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\FeatureControl\FEATURE_BROWSER_EMULATION";
            //}
            //else
            //{
            //    //sb = @"SOFTWARE\Microsoft\Windows\CurrentVersion\App Paths";
            //    p2 = @"SOFTWARE\Microsoft\Internet Explorer\MAIN\FeatureControl\FEATURE_BROWSER_EMULATION";
            //}


            //r.CreateSubKey(sb   @"\"   name, RegDomain.LocalMachine);

            //RegisterObj r2 = new RegisterObj(sb   @"\"   name, RegDomain.LocalMachine);

            //if (r2.IsSubKeyExist())
            //{
            //    r2.WriteRegeditKey("Path", path);
            //    r2.WriteRegeditKey("", path   @"\"   name);
            //}



            RegisterObj r3 = new RegisterObj(IEBrowserPath, RegDomain.LocalMachine);
            if (IeNull.Checked == true)
            {
                r3.DeleteRegeditKey(name);
                lbIeSet.Text = "无";
            }
            else
            {
                UInt16 setIeVersion = GetSetIeVersion();
                r3.WriteRegeditKey(name, setIeVersion, RegValueKind.DWord);
                lbIeSet.Text = "IE"   VerDic[setIeVersion];
            }



            MessageBox.Show("注册成功");
        }

        private void GetIEValue(out int ieNum, out string iePath, out string version, out UInt16 ie, bool is64)
        {
            if (is64)
            {
                iePath = @"software\Wow6432Node\Microsoft\Internet Explorer";
            }
            else
            {
                iePath = @"software\Microsoft\Internet Explorer";
            }
            RegistryKey mreg;
            mreg = Microsoft.Win32.Registry.LocalMachine;
            mreg = mreg.CreateSubKey(iePath);
            version = (String)mreg.GetValue("Version");
            string[] vs = version.ToString().Split('.');
            if (vs.Length > 0)
            {
                ieNum = Convert.ToInt32(vs[0]);
            }
            else
            {
                ieNum = 7;
            }
            if (ieNum >= 7 && ieNum <= 11)
            {

            }
            else
            {
                ieNum = 7;
            }

            ie = IeDic[ieNum];


            mreg.Close();
        }


        private void button2_Click(object sender, EventArgs e)
        {

        }

        private void button3_Click(object sender, EventArgs e)
        {
            openFileDialog1.ShowDialog();

        }


        private Dictionary<int, UInt16> IeDic = new Dictionary<int, UInt16>();

        public Dictionary<UInt16, int> VerDic = new Dictionary<UInt16, int>();


        public Dictionary<RadioButton, int> rbi = new Dictionary<RadioButton, int>();

        public Dictionary<int, RadioButton> ibr = new Dictionary<int, RadioButton>();

        public void AddDic(int ie, UInt16 ver, RadioButton rb)
        {
            IeDic.Add(ie, ver);
            VerDic.Add(ver, ie);
            rbi.Add(rb, ie);
            ibr.Add(ie, rb);
        }

        public void InitIEdic()
        {

            /*
                11001 (0x2EDF) Internet Explorer 11. Webpages are displayed in IE11 Standards mode, regardless of the !DOCTYPE directive
                11000 (0x2AF8) ：Internet Explorer 11. Webpages containing standards-based !DOCTYPE directives are displayed in IE9 mode
                10000 (0x2710) ：Internet Explorer 10. Webpages containing standards-based !DOCTYPE directives are displayed in IE9 mode.
                10001 (0x2AF7) ：Internet Explorer 10. Webpages are displayed in IE10 Standards mode, regardless of the !DOCTYPE directive.
                9999 (0x270F) ：Internet Explorer 9. Webpages are displayed in IE9 Standards mode, regardless of the !DOCTYPE directive.
                9000 (0x2328) ：Internet Explorer 9. Webpages containing standards-based !DOCTYPE directives are displayed in IE9 mode.
                8888 (0x22B8) ：Webpages are displayed in IE8 Standards mode, regardless of the !DOCTYPE directive.
                8000 (0x1F40) ：Webpages containing standards-based !DOCTYPE directives are displayed in IE8 mode.
                7000 (0x1B58) ：Webpages containing standards-based !DOCTYPE directives are displayed in IE7 Standards mode.
             * */


            AddDic(7, 7000, rdIE7);
            AddDic(8, 8888, rdIE8);
            AddDic(9, 9999, rdIE9);
            AddDic(10, 10001, rdIE10);
            AddDic(11, 11001, rdIE11);

        }

        private void openFileDialog1_FileOk(object sender, CancelEventArgs e)
        {
            if (!openFileDialog1.FileName.EndsWith(".exe"))
            {
                MessageBox.Show("请选择主程序注册，必须为exe文件");
                this.textBox1.Text = "";
                lbIeSet.Text = "无";
                return;
            }
            else
            {
                this.textBox1.Text = openFileDialog1.FileName;

                RegisterObj r3 = new RegisterObj(IEBrowserPath, RegDomain.LocalMachine);
                string path;
                string name;
                GetPath(out path, out name);
                if (!name.EndsWith(".exe"))
                {
                    name = name   ".exe";
                }
                bool exists = r3.IsRegeditKeyExist(name);
                if (exists == true)
                {
                    UInt16 curversion = Convert.ToUInt16(r3.ReadRegeditKey(name));
                    lbIeSet.Text = GetIeString(curversion);

                    int ienum = VerDic[curversion];

                    if (ibr.ContainsKey(ienum) && ibr[ienum].Visible == true)
                    {
                        ibr[ienum].Checked = true;
                    }
                    else
                    {
                        IeNull.Checked = true;
                    }
                }
                else
                {
                    ibr[7].Checked = true;

                    lbIeSet.Text = "IE7";

                }

            }
        }

        public string GetIeString(UInt16 iedbversion)
        {
            if (VerDic.ContainsKey(iedbversion))
            {
                return "IE"   VerDic[iedbversion];
            }
            else
            {
                return "未知";
            }
        }

        private void Form1_Load(object sender, EventArgs e)
        {

        }
    }
}