C#关于多线程之线程中打开并调用窗体内的方法实例

            SendEmailProgress  progress=new SendEmailProgress();
            //添加窗体关闭事件
                progress.Closing += (s, ev) =>
                {
                    if (progress.IsEnabledCloseForm)
                    {
                    }
                    else
                    {
                        ev.Cancel = true;//关闭窗体
                    }

                };
                Control.CheckForIllegalCrossThreadCalls = false; //在这个类中我们不检查跨线程的调用是否合法
                Thread thread = new Thread(new ParameterizedThreadStart(ShowCommonProgressFormDialog));
                thread.Start();
                if (isFirst)
                {
                    Thread.Sleep(5000);
                    isFirst = false;
                }
               progress.WriteMessage("","","");//

        private static void ShowCommonProgressFormDialog(object message)
        {
            try
            {
                int num = (int)progress.ShowDialog();
            }
            catch (Exception)
            {
            }
        }
            SendEmailProgr