using System;
using System.Collections.Generic;
using System.Windows.Forms;
using System.IO;

namespace GobalException
{
??? static class Program
??? {
??????? /// <summary>
??????? /// 應用程序的主入口點。
??????? /// </summary>
??????? [STAThread]
??????? static void Main()
??????? {
??????????? try
??????????? {
??????????????? //處理未捕獲的異常??
??????????????? Application.SetUnhandledExceptionMode(UnhandledExceptionMode.CatchException);
??????????????? //處理UI線程異常??
??????????????? Application.ThreadException += new System.Threading.ThreadExceptionEventHandler(Application_ThreadException);
??????????????? //處理非UI線程異常??
??????????????? AppDomain.CurrentDomain.UnhandledException += new UnhandledExceptionEventHandler(CurrentDomain_UnhandledException);

??????????????? Application.EnableVisualStyles();
??????????????? Application.SetCompatibleTextRenderingDefault(false);
??????????????? Application.Run(new Form1());
??????????? }
??????????? catch (Exception ex)
??????????? {
??????????????? string str = "";
??????????????? string strDateInfo = "出現應用程序未處理的異常：" + DateTime.Now.ToString() + "\r\n";

??????????????? if (ex != null)
??????????????? {
??????????????????? str = string.Format(strDateInfo + "異常類型：{0}\r\n異常消息：{1}\r\n異常信息：{2}\r\n",
???????????????????????? ex.GetType().Name, ex.Message, ex.StackTrace);
??????????????? }
??????????????? else
??????????????? {
??????????????????? str = string.Format("應用程序線程錯誤:{0}", ex);
??????????????? }

??????????????? writeLog(str);
??????????????? MessageBox.Show("發生致命錯誤，請及時聯系作者！", "系統錯誤", MessageBoxButtons.OK, MessageBoxIcon.Error);
??????????? }

??????? }

??????? /// <summary>
??????? ///這就是我們要在發生未處理異常時處理的方法，我這是寫出錯詳細信息到文本，如出錯后彈出一個漂亮的出錯提示窗體，給大家做個參考
??????? ///做法很多，可以是把出錯詳細信息記錄到文本、數據庫，發送出錯郵件到作者信箱或出錯后重新初始化等等
??????? ///這就是仁者見仁智者見智，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 = "出現應用程序未處理的異常：" + DateTime.Now.ToString() + "\r\n";
??????????? Exception error = e.Exception as Exception;
??????????? if (error != null)
??????????? {
??????????????? str = string.Format(strDateInfo + "異常類型：{0}\r\n異常消息：{1}\r\n異常信息：{2}\r\n",
???????????????????? error.GetType().Name, error.Message, error.StackTrace);
??????????? }
??????????? else
??????????? {
??????????????? str = string.Format("應用程序線程錯誤:{0}", e);
??????????? }

??????????? writeLog(str);???
??????????? MessageBox.Show("發生致命錯誤，請及時聯系作者！", "系統錯誤", MessageBoxButtons.OK, MessageBoxIcon.Error);
??????? }

??????? static void CurrentDomain_UnhandledException(object sender, UnhandledExceptionEventArgs e)
??????? {
??????????? string str = "";
??????????? Exception error = e.ExceptionObject as Exception;
??????????? string strDateInfo = "出現應用程序未處理的異常：" + DateTime.Now.ToString() + "\r\n";
??????????? if (error != null)
??????????? {
??????????????? str = string.Format(strDateInfo + "Application UnhandledException:{0};\n\r堆棧信息:{1}", error.Message, error.StackTrace);
??????????? }
??????????? else
??????????? {
??????????????? str = string.Format("Application UnhandledError:{0}", e);
??????????? }

??????????? writeLog(str);
??????????? MessageBox.Show("發生致命錯誤，請停止當前操作并及時聯系作者！", "系統錯誤", MessageBoxButtons.OK, MessageBoxIcon.Error);
??????? }
??????? /// <summary>
??????? /// 寫文件
??????? /// </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();
??????????? }
??????? }
??? }
}

轉載于:https://www.cnblogs.com/kevinGao/archive/2011/11/02/2233420.html

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