11-07-2016 18:13:59 C# / C# BASICS 0 Bookmark(s) 654 View(s)

 

static class Program
    {

        /// <summary>
        /// The main entry point for the application.
        /// </summary>
        [STAThread]
        static void Main()
        {
            bool result;
            var mutex = new System.Threading.Mutex(true, "UniqueAppId", out result);
            if (!result)
            {
                MessageBox.Show("Another instance is already running.", "Single Instance App");
                return;
            }
            Application.Run(new Home());
            GC.KeepAlive(mutex);
        }
    }