在 WinForms 应用程序中处理未经处理的异常

 internal static class Program
    {
        /// <summary>
        /// 应用程序的主入口点。
        /// </summary>
        [STAThread]
        static void Main()
        {
            // 添加事件处理程序以捕获主UI线程中发生的所有异常
            Application.ThreadException += Application_ThreadException;
            // 为应用程序域中除UI线程之外的其他所有线程 
            // 添加事件处理程序
            AppDomain.CurrentDomain.UnhandledException += CurrentDomain_UnhandledException;

            Application.EnableVisualStyles();
            Application.SetCompatibleTextRenderingDefault(false);

            ReadAppSettings();
            //2.登录
            LoginForm Login = new LoginForm();
            if (Login.ShowDialog() == DialogResult.OK)
            {
                try
                {
                    Application.Run(new MainForm());
                }
                catch (Exception ex)
                {
                    MessageBox.Show(ex.Message, ConstHelper.ErrorInformation, MessageBoxButtons.OK, MessageBoxIcon.Error);
                }
            }
            else
            {
                Application.Exit();
            }
        }

        private static void CurrentDomain_UnhandledException(object sender, UnhandledExceptionEventArgs e)
        {//处理其他所有线程异常事件
            MessageBox.Show(e.ExceptionObject.ToString(), ConstHelper.ErrorInformation, MessageBoxButtons.OK, MessageBoxIcon.Error);
        }

        private static void Application_ThreadException(object sender, System.Threading.ThreadExceptionEventArgs e)
        {//处理其它UI线程的异常事件
            MessageBox.Show(e.Exception.Message, ConstHelper.ErrorInformation, MessageBoxButtons.OK, MessageBoxIcon.Error);
        }

        private static void ReadAppSettings()
        {
            AppSetting.BaseUri = ConfigurationManager.AppSettings[nameof(AppSetting.BaseUri)].ToString();
            AppSetting.LocalLoggedUsernames = ConfigurationManager.AppSettings[nameof(AppSetting.LocalLoggedUsernames)].ToString();
            AppSetting.CurrentOrganizationId = Convert.ToInt64(ConfigurationManager.AppSettings[nameof(AppSetting.CurrentOrganizationId)]);
        }
    }