Util.cs

using Microsoft.Win32;

namespace InstantBackgroundUploader
{
	/// <summary>
	/// Utility.
	/// </summary>
	public class Util
	{
		private const string RUN_LOCATION = "Software\\Microsoft\\Windows\\CurrentVersion\\Run";

		/// <summary>
		/// Sets the autostart value for the assembly.
		/// </summary>
		/// <param name="keyName">Registry Key Name</param>
		/// <param name="assemblyLocation">Assembly location (e.g. Assembly.GetExecutingAssembly().Location)</param>
		public static void SetAutoStart(string keyName, string assemblyLocation)
		{
			RegistryKey key = Registry.CurrentUser.CreateSubKey(RUN_LOCATION);
			key.SetValue(keyName, assemblyLocation);
		}

		/// <summary>
		/// Returns whether auto start is enabled.
		/// </summary>
		/// <param name="keyName">Registry Key Name</param>
		/// <param name="assemblyLocation">Assembly location (e.g. Assembly.GetExecutingAssembly().Location)</param>
		public static bool IsAutoStartEnabled(string keyName, string assemblyLocation)
		{
			RegistryKey key = Registry.CurrentUser.OpenSubKey(RUN_LOCATION);
			if (key == null)
				return false;

			string value = (string)key.GetValue(keyName);
			if (value == null)
				return false;

			return (value == assemblyLocation);
		}

		/// <summary>
		/// Returns whether auto start is enabled.
		/// </summary>
		/// <param name="keyName">Registry Key Name</param>
		public static bool IsAutoStartEnabled(string keyName)
		{
			RegistryKey key = Registry.CurrentUser.OpenSubKey(RUN_LOCATION);
			if (key == null)
				return false;

			string value = (string)key.GetValue(keyName);
			if (value == null)
				return false;

			return true;
		}

		/// <summary>
		/// Unsets the autostart value for the assembly.
		/// </summary>
		/// <param name="keyName">Registry Key Name</param>
		public static void UnSetAutoStart(string keyName)
		{
			RegistryKey key = Registry.CurrentUser.CreateSubKey(RUN_LOCATION);
			key.DeleteValue(keyName);
		}
	}
}