shadowsocks-windows/shadowsocks-csharp/Controller/AutoStartup.cs

using System;
using System.Windows.Forms;
using Microsoft.Win32;

namespace Shadowsocks.Controller {
	class AutoStartup {
		public static bool Set(bool enabled) {
			try {
				string path = Application.ExecutablePath;
				RegistryKey runKey = Microsoft.Win32.Registry.CurrentUser.OpenSubKey(@"Software\Microsoft\Windows\CurrentVersion\Run", true);
				if (enabled) {
					runKey.SetValue("Shadowsocks", path);
				} else {
					runKey.DeleteValue("Shadowsocks");
				}
				runKey.Close();
				return true;
			} catch (Exception) {
				return false;
			}
		}

		public static bool Check() {
			try {
				string path = Application.ExecutablePath;
				RegistryKey runKey = Microsoft.Win32.Registry.CurrentUser.OpenSubKey(@"Software\Microsoft\Windows\CurrentVersion\Run");
				string[] runList = runKey.GetValueNames();
				runKey.Close();
				foreach (string item in runList) {
					if (item.Equals("Shadowsocks"))
						return true;
				}
				return false;
			} catch (Exception) {
				return false;
			}
		}
	}
}