singleinstance.cs

来自「Oracle Service Manager」· CS 代码 · 共 30 行

using System;
using System.Threading;

namespace kae.OracleServiceManager
{
	/// <summary>
	/// Allows only one system-wide (Operating System) instance of an object
	/// </summary>
	public class SingleInstance
	{
		private Mutex _mutex;

		public SingleInstance( System.Guid guid)
		{
			_mutex = new Mutex( false, guid.ToString());
		}

		public void Dispose()
		{
			_mutex.ReleaseMutex();
			_mutex.Close();
		}

		public bool IsRunning
		{
			get { return !_mutex.WaitOne( 10, true); }
		}
	}
}