geboshi_V1/LeatherProject/LeatherApp/Program.cs

using LeatherApp.Utils;
using Sunny.UI;
using System;
using System.Collections.Generic;
using System.Diagnostics;
using System.IO;
using System.Linq;
using System.Reflection;
using System.Threading.Tasks;
using System.Windows.Forms;

namespace LeatherApp
{
    internal static class Program
    {
        /// <summary>
        /// 应用程序的主入口点。
        /// </summary>
        [STAThread]
        static void Main(string[] sp)
        { 
            //byte[] buff = File.ReadAllBytes(@"D:\AZTCode\HBH\证书\测试环境SSL\国际根证书\国际根证书.cer");
            //string base64=Convert.ToBase64String(buff);
            Process instance = RunningInstance();
            if (instance == null)
            {
                Application.ThreadException += Application_ThreadException;

                Application.EnableVisualStyles();
                Application.SetCompatibleTextRenderingDefault(false); 
                Application.Run(new FrmMain());
            }
            else
            {
                MessageBox.Show("当前程序已经运行！", "提示", MessageBoxButtons.OK, MessageBoxIcon.Information, MessageBoxDefaultButton.Button1, 0);
            }
        }

        //不允许有两个程序同时启动
        public static Process RunningInstance()
        {
            Process current = Process.GetCurrentProcess();
            Process[] processes = Process.GetProcessesByName(current.ProcessName);
            //遍历正在有相同名字运行的例程 
            foreach (Process process in processes)
            {
                //忽略现有的例程 
                if (process.Id != current.Id)
                {
                    //确保例程从EXE文件运行 
                    if (Assembly.GetExecutingAssembly().Location.Replace("/", "\\") ==
                    current.MainModule.FileName)
                    {
                        //返回另一个例程实例 
                        return process;
                    }
                }
            }
            //没有其它的例程，返回Null 
            return null;
        }

        static void Application_ThreadException(object sender, System.Threading.ThreadExceptionEventArgs e)
        {

            Exception ex = e.Exception;
            using (StreamWriter sw = new StreamWriter(Directory.GetCurrentDirectory() + "\\ErrorLog.txt", true))
            {
                sw.WriteLine(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"));
                sw.WriteLine("Global捕获到未处理异常：" + ex.GetType().ToString());
                sw.WriteLine("异常信息：" + ex.Message);
                sw.WriteLine("异常堆栈：" + ex.StackTrace);
                sw.WriteLine();
            }
            MessageBox.Show(string.Format("捕获到未处理异常：{0}\r\n异常信息：{1}\r\n异常堆栈：{2}", ex.GetType(), ex.Message, ex.StackTrace));

        }
    }
}