using System; using System.Collections.Generic; using System.Windows.Forms; using System.IO; namespace GobalException {     static class Program     {         /// <summary>         /// 应用程序的主入口点。         /// </summary>         [STAThread]         static void Main()         {             try             {                 //处理未捕获的异常                   Application.SetUnhandledExceptionMode(UnhandledExceptionMode.CatchException);                 //处理UI线程异常                   Application.ThreadException += new System.Threading.ThreadExceptionEventHandler(Application_ThreadException);                 //处理非UI线程异常                   AppDomain.CurrentDomain.UnhandledException += new UnhandledExceptionEventHandler(CurrentDomain_UnhandledException);

                Application.EnableVisualStyles();                 Application.SetCompatibleTextRenderingDefault(false);                 Application.Run(new Form1());             }             catch (Exception ex)             {                 string str = "";                 string strDateInfo = "出现应用程序未处理的异常：" + DateTime.Now.ToString() + "\r\n";

                if (ex != null)                 {                     str = string.Format(strDateInfo + "异常类型：{0}\r\n异常消息：{1}\r\n异常信息：{2}\r\n",                          ex.GetType().Name, ex.Message, ex.StackTrace);                 }                 else                 {                     str = string.Format("应用程序线程错误:{0}", ex);                 }

                writeLog(str);                 MessageBox.Show("发生致命错误，请及时联系作者！", "系统错误", MessageBoxButtons.OK, MessageBoxIcon.Error);             }

        }

        /// <summary>         ///这就是我们要在发生未处理异常时处理的方法，我这是写出错详细信息到文本，如出错后弹出一个漂亮的出错提示窗体，给大家做个参考         ///做法很多，可以是把出错详细信息记录到文本、数据库，发送出错邮件到作者信箱或出错后重新初始化等等         ///这就是仁者见仁智者见智，大家自己做了。         /// </summary>         /// <param name="sender"></param>         /// <param name="e"></param>         static void Application_ThreadException(object sender, System.Threading.ThreadExceptionEventArgs e)         {                         string str = "";             string strDateInfo = "出现应用程序未处理的异常：" + DateTime.Now.ToString() + "\r\n";             Exception error = e.Exception as Exception;             if (error != null)             {                 str = string.Format(strDateInfo + "异常类型：{0}\r\n异常消息：{1}\r\n异常信息：{2}\r\n",                      error.GetType().Name, error.Message, error.StackTrace);             }             else             {                 str = string.Format("应用程序线程错误:{0}", e);             }

            writeLog(str);                MessageBox.Show("发生致命错误，请及时联系作者！", "系统错误", MessageBoxButtons.OK, MessageBoxIcon.Error);         }

        static void CurrentDomain_UnhandledException(object sender, UnhandledExceptionEventArgs e)         {             string str = "";             Exception error = e.ExceptionObject as Exception;             string strDateInfo = "出现应用程序未处理的异常：" + DateTime.Now.ToString() + "\r\n";             if (error != null)             {                 str = string.Format(strDateInfo + "Application UnhandledException:{0};\n\r堆栈信息:{1}", error.Message, error.StackTrace);             }             else             {                 str = string.Format("Application UnhandledError:{0}", e);             }

            writeLog(str);             MessageBox.Show("发生致命错误，请停止当前操作并及时联系作者！", "系统错误", MessageBoxButtons.OK, MessageBoxIcon.Error);         }         /// <summary>         /// 写文件         /// </summary>         /// <param name="str"></param>         static void writeLog(string str)         {             if (!Directory.Exists("ErrLog"))             {                 Directory.CreateDirectory("ErrLog");             }

            using (StreamWriter sw = new StreamWriter(@"ErrLog\ErrLog.txt", true))             {                 sw.WriteLine(str);                 sw.WriteLine("---------------------------------------------------------");                 sw.Close();             }         }     } }

C#捕获全局异常