using System;
using System.Collections.Generic;
using System.Linq;
using System.Reflection;
using System.Runtime.InteropServices;
using System.Threading.Tasks;
using System.Windows.Forms;
namespace Demo
{
static class Program
{
/// <summary>
/// 用于判断程序是否有重复启动的互斥量
/// </summary>
static System.Threading.Mutex _mutex;
/// <summary>
/// 应用程序的主入口点。
/// </summary>
[STAThread]
static void Main()
{
//是否可以打开新进程
bool createNew;
/// 获取程序集Guid作为唯一标识,禁止程序重复启动
Attribute guid_attr = Attribute.GetCustomAttribute(Assembly.GetExecutingAssembly(), typeof(GuidAttribute));
string guid = ((GuidAttribute)guid_attr).Value;
_mutex = new System.Threading.Mutex(true, guid, out createNew);
if (false == createNew)
{
MessageBox.Show("程序已在本机运行,不能重复运行!", "系统消息");
Application.Exit();
}
else
{
Application.EnableVisualStyles();
Application.SetCompatibleTextRenderingDefault(false);
_mutex.ReleaseMutex();
Application.Run(new FrmMain());
}
}
}
}