C# 设置开机自动启动(注册表方式)

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using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.Remoting.Metadata.W3cXsd2001;
using System.Security.Permissions;
using System.Text;
using Microsoft.Win32;


//注册表辅助类 Author:BingBing
public static class Regedit
{
    //自定义节点名称
    public static string NodeName = "XX";
    //SOFTWARE节点
    public static string SoftWare = "SOFTWARE";

    /// <summary>
    /// 读取指定名称的注册表的值
    /// </summary>
    /// <param name="key">注册表值的key</param>
    /// <returns></returns>
    public static string GetValue(string key)
    {

        using (var aimdir = Load(SoftWare))
        {
            using (var child = aimdir.OpenSubKey(NodeName))
            {
                if (child == null) return null;
                var registData = child.GetValue(key);
                return registData == null ? null : registData.ToString();
            }
        }
    }

    /// <summary>
    /// 注册表中写数据 
    /// </summary>
    /// <param name="key">注册表值的key</param>
    /// <param name="tovalue">值</param>
    public static void AddValue(string key, string value)
    {
        using (var aimdir = Load(SoftWare))
        {
            using (var child = aimdir.OpenSubKey(NodeName, true))
            {
                if (child == null) return;
                if (ExistsValue(key, NodeName)) return;
                child.SetValue(key, value);
            }
        }
    }

    /// <summary>
    /// 删除注册表中指定的注册表项
    /// </summary>
    /// <param name="key">注册表值中的键</param>
    public static void DeleteValue(string key)
    {
        using (var aimdir = Load(SoftWare))
        {
            if (!ExistsValue(key, NodeName)) return;
            using (var child = aimdir.OpenSubKey(NodeName, true))
            {
                if (child != null)
                {
                    child.DeleteValue(key);

                }
            }
        }
    }

    /// <summary>
    /// Load
    /// </summary>
    /// <returns></returns>
    public static RegistryKey Load(string rootName)
    {
        var software = Registry.CurrentUser;
        return software.OpenSubKey(rootName, RegistryKeyPermissionCheck.ReadWriteSubTree, System.Security.AccessControl.RegistryRights.FullControl);

    }

    /// <summary>
    /// 判断指定注册表项是否存在
    /// </summary>
    /// <param name="nodeName">注册表左侧节点名称</param>
    /// <returns></returns>
    public static bool Exists(string nodeName)
    {
        var exit = false;
        using (var aimdir = Load(SoftWare))
        {
            var subkeyNames = aimdir.GetSubKeyNames();
            if (subkeyNames.Any(keyName => keyName == nodeName))
            {
                exit = true;
            }

        }

        return exit;
    }

    /// <summary>
    /// 判断指定注册表项是否存在
    /// </summary>
    /// <param name="nodeName">注册表左侧节点</param>
    /// <param name="rootName">父节点名称</param>
    /// <returns></returns>
    public static bool ExistsValue(string key, string rootName)
    {
        var exit = false;
        using (var aimdir = Load(SoftWare))
        {
            using (var child = aimdir.OpenSubKey(NodeName, true))
            {
                if (child == null) return exit;
                var subkeyNames = child.GetValueNames();
                if (subkeyNames.Any(keyName => keyName == key))
                {
                    exit = true;
                }
            }
        }

        return exit;
    }

    /// <summary>
    /// 创建
    /// </summary>
    /// <param name="name">左侧节点名称</param>
    public static void Create(string nodeName)
    {
        using (var software = Load(SoftWare))
        {
            if (!Exists(nodeName))
            {
                software.CreateSubKey(nodeName);
            }
        }
    }

    /// <summary>
    /// 跟随windows一起启动
    /// </summary>
    /// <param name="path">要启动程序的绝对路径</param>
    public static void AutoRun(string path)
    {
        using (var autorun = Load(SoftWare + @"MicrosoftWindowsCurrentVersionRun"))
        {
            autorun.SetValue("您的软件名", path);
        }
    }

    /// <summary>
    /// 跟随windows一起启动
    /// </summary>
    public static void RemoveAutoRun()
    {
        using (var autorun = Load(SoftWare + @"MicrosoftWindowsCurrentVersionRun"))
        {
            if (autorun.GetValue("您的软件名") == null) return;
            autorun.DeleteValue("您的软件名");
        }
    }
}