for (int intLoop = ; intLoop <= ; intLoop++)

            {

                this.dgvSteps.Rows.Add(

                    Test.Properties.Resources.PROCESS_READY,

                    intLoop.ToString(),

                    "第" + intLoop.ToString() + "个任务&为开始",

                    "{0}天{1}小时{2}分钟{3}秒",

                    "处理"

                    );

            }

DateTime dtStart;

        private System.Threading.Timer timerClose;

        private void btnStart_Click(object sender, EventArgs e)

        {

            AutoResetEvent autoEvent = new AutoResetEvent(false);

            timerClose = new System.Threading.Timer(new TimerCallback(timerCall), autoEvent, , );

            dtStart = DateTime.Now.AddHours();

        }

        private void timerCall(object obj)

        {

            TimeSpan ts = dtStart - DateTime.Now;

            if (ts < TimeSpan.Zero)

            {

                for (int i = ; i < this.dgvSteps.Rows.Count; i++)

                {

                    this.dgvSteps.Rows[i].Cells[].Value = "超时";

                }

            }

            else

            {

                for (int i = ; i < this.dgvSteps.Rows.Count; i++)

                {

                    this.dgvSteps.Rows[i].Cells[].Value = string.Format("{0}天{1}小时{2}分钟{3}秒", ts.Days, ts.Hours, ts.Minutes, ts.Seconds);

                }

            }

        }