[WPF]WPF设置单实例启动

WPF设置单实例启动

使用Mutex设置单实例启动

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using System; using System.Threading; using System.Windows;   namespace Test02 {     /// <summary>     /// Interaction logic for MainWindow.xaml     /// </summary>     public partial class MainWindow : Window     {         public MainWindow()         {             InitializeComponent();             Mutex mutex;             bool ret;             //第二个参数为应用程序名称             mutex = new Mutex(true, "Test02", out ret);             if (ret)             {                 MessageBox.Show("正常启动");             }             else             {                 MessageBox.Show("已经启动");                 Environment.Exit(0);             }             MessageBox.Show("Hello WPF!");         }     } }