OTS/OTSIncAMeasureApp/Program.cs

using System;

using System.Windows.Forms;

namespace OTSMeasureApp
{
    static class Program
    {
        /// <summary>
        /// 应用程序的主入口点。
        /// </summary>
        [STAThread]
        static void Main()
        {
            if (!System.Diagnostics.Debugger.IsAttached)
            {
                //判断是否有授权
                var reg = new CRegistration();
                if (!reg.RegistrationVerification())
                {
                    MessageBox.Show("Error: missing authorization");
                    System.Environment.Exit(0);
                    return;
                }
            }

            //--------------------------只运行一个测量程序--------------------------------

            bool flag = false;
            System.Threading.Mutex mutex = new System.Threading.Mutex(true, "OTSIncAMeasureApp", out flag);
            //第一个参数:true--给调用线程赋予互斥体的初始所属权  
            //第一个参数:互斥体的名称  
            //第三个参数:返回值,如果调用线程已被授予互斥体的初始所属权,则返回true  
            if (!flag)
            {
                MessageBox.Show("Only one measurement program can be run!", "please confirm", MessageBoxButtons.OK, MessageBoxIcon.Exclamation);
                Environment.Exit(0);//退出程序  
            }

            Application.EnableVisualStyles();
            Application.SetCompatibleTextRenderingDefault(false);
            Application.Run(new OTSIncAMeasureAppForm());
           
        }
      
    }
}