Audit_APP/App.xaml.cs

using MahApps.Metro.Controls;
using System;
using System.Collections.Generic;
using System.Configuration;
using System.Data;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Runtime.InteropServices;
using System.Threading;
using System.Threading.Tasks;
using System.Windows;


namespace Audit
{
    /// <summary>
    /// App.xaml 的交互逻辑
    /// </summary>
    public partial class App : Application
    {
        /// <summary> 
        /// App.xaml 的交互逻辑 
        /// </summary> 
             
        public App()
        {
            this.Startup += new StartupEventHandler(App_Startup);
            this.DispatcherUnhandledException += new System.Windows.Threading.DispatcherUnhandledExceptionEventHandler(App_DispatcherUnhandledException);
        }

        System.Threading.Mutex mutex;
        void App_Startup(object sender, StartupEventArgs e)
        {
            bool ret;
            mutex = new System.Threading.Mutex(true, "ElectronicNeedleTherapySystem", out ret);
            if (!ret)
            {
                MessageBox.Show("SC:审计管理已启动");
                Environment.Exit(0);
            }
        }

        protected override void OnStartup(StartupEventArgs e)
        {
            base.OnStartup(e);
            //UI线程的异常捕捉
            this.DispatcherUnhandledException += App_DispatcherUnhandledException;
        }

        private void App_DispatcherUnhandledException(object sender, System.Windows.Threading.DispatcherUnhandledExceptionEventArgs e)
        {
  
                e.Handled = true;
                if (e.Exception.InnerException == null)
                {
                    MessageBox.Show("（1）发生了一个错误！请联系开发人员！" + Environment.NewLine
                                       + "（2）错误源：" + e.Exception.Source + Environment.NewLine
                                       + "（3）详细信息：" + e.Exception.Message + Environment.NewLine
                                      // + "（4）报错区域：" + e.Exception.StackTrace
                                       );
                }
                else
                {
                    MessageBox.Show("（1）发生了一个错误！请联系开发人员！" + Environment.NewLine
                                        + "（2）错误源：" + e.Exception.InnerException.Source + Environment.NewLine
                                        + "（3）错误信息：" + e.Exception.Message + Environment.NewLine
                                        + "（4）详细信息：" + e.Exception.InnerException.Message + Environment.NewLine
                                       // + "（5）报错区域：" + e.Exception.InnerException.StackTrace
                                        );
                }


        }
    }
}