C# winform利用注册表信息实现开机自动运行软件

 #region C# winform利用注册表信息实现开机自动运行软件

        static public string ReigstidFileName = "myRegedit";
        static public string RegeditPath = @"SOFTWARE\Microsoft\Windows\CurrentVersion\";

        private void 开机自动运行程序ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            // RegistryKey 类  命名空间：  Microsoft.Win32
           
            //获得文件的当前路径
            string dir=Directory.GetCurrentDirectory();
            //获取可执行文件的全部路径
            string exeDir = dir + "\\WinForm_ExampleTeaching.exe";

             //判断注册表数据信息是否存在
            if (!IsRegeditExist("myForm"))
            {
                if (WTRegedit("myForm", exeDir))
                {
                    MessageBox.Show("添加成功！");
                }
                else
                {
                    MessageBox.Show("添加失败！");
                }
            }
            else
            {
                MessageBox.Show("自动运行已存在注册表中！");
            }
        }

        

        //读注册表数据信息
        public string GetRegistData(string name) //键名称
        {
            string registData;
            RegistryKey hkml = Registry.LocalMachine;
            RegistryKey software = hkml.OpenSubKey("SOFTWARE", true);
            RegistryKey aimdir = software.OpenSubKey(ReigstidFileName, true);
            registData = aimdir.GetValue(name).ToString();
            return registData;
        }

        //写注册表数据信息,分别是子键名称和值存放LocalMachine目录下的XXX文件中，其文件名为name的值，值为tovalue的值
        public bool WTRegedit(string name, string tovalue)
        {
            bool WriteOk = false;
            try
            {
                RegistryKey hklm = Registry.LocalMachine;
                RegistryKey software = hklm.OpenSubKey("SOFTWARE", true);
                RegistryKey microsoft = software.OpenSubKey("Microsoft", true);
                RegistryKey Windows = microsoft.OpenSubKey("Windows", true);
                RegistryKey CurrentVersion = Windows.OpenSubKey("CurrentVersion", true);
                //RegistryKey Run = CurrentVersion.OpenSubKey("Run", true);
                RegistryKey aimdir = CurrentVersion.OpenSubKey("Run", true);

                aimdir.SetValue(name, tovalue);
                //Run.SetValue(name, tovalue);
                WriteOk = true;
            }
            catch
            {
                WriteOk = false;
            }
            return WriteOk;
        }

        //修改注册表数据信息
        public bool EditRegedit(string name, string tovalue)
        {
            bool EditOk = false;
            try
            {
                if (IsRegeditExist(name))
                {
                    RegistryKey hklm = Registry.LocalMachine;
                    RegistryKey software = hklm.OpenSubKey("SOFTWARE", true);
                    RegistryKey aimdir = software.CreateSubKey(ReigstidFileName);
                    aimdir.SetValue(name, tovalue);
                    EditOk = true;
                }
            }
            catch
            {
                EditOk = false;
            }
        return EditOk;
        }

        //删除注册表数据信息
        public bool DeleteRegist(string name)
        {
            bool DeleteOk = false;
            string[] aimnames;
            RegistryKey hklm = Registry.LocalMachine;
            RegistryKey software = hklm.OpenSubKey("SOFTWARE", true);
            RegistryKey microsoft = software.OpenSubKey("Microsoft", true);
            RegistryKey Windows = microsoft.OpenSubKey("Windows", true);
            RegistryKey CurrentVersion = Windows.OpenSubKey("CurrentVersion", true);
            //RegistryKey Run = CurrentVersion.OpenSubKey("Run", true);
            RegistryKey aimdir = CurrentVersion.OpenSubKey("Run", true);

            aimnames = aimdir.GetValueNames();
            foreach (string aimKey in aimnames)
            {
                if (aimKey == name)
                {
                    //aimdir.Deletue(name);
                    aimdir.DeleteSubKey(name);
                    DeleteOk = true;
                }
            }
            return DeleteOk;
        }
        //判断注册表数据信息是否存在
        public bool IsRegeditExist(string name)
        {
            bool isExist = false;
            string[] subkeyNames;

            RegistryKey hklm = Registry.LocalMachine;
            RegistryKey software = hklm.OpenSubKey("SOFTWARE", true);
            RegistryKey microsoft = software.OpenSubKey("Microsoft", true);
            RegistryKey Windows = microsoft.OpenSubKey("Windows", true);
            RegistryKey CurrentVersion = Windows.OpenSubKey("CurrentVersion", true);
            //RegistryKey Run = CurrentVersion.OpenSubKey("Run", true);
            RegistryKey aimdir = CurrentVersion.OpenSubKey("Run", true);

            subkeyNames = aimdir.GetValueNames();
            foreach (string keyName in subkeyNames)
            {
                if (keyName == name)
                {
                    isExist = true;
                }
            }
            return isExist;
        }
        #endregion