C#

private void gvSendConfirm_CustomDrawCell(object sender, DevExpress.XtraGrid.Views.Base.RowCellCustomDrawEventArgs e)
        {
            string sCurrTime=DbHelperSql.GetSingle("Select GetDate() DateNow").ToString();
            DateTime dtCurrTime,dtSendTime;
            int iMinutes = 0;
            try
            {
                dtCurrTime=DateTime.Parse(sCurrTime);
            }
            catch (System.Exception ex)
            {
            dtCurrTime=DateTime.Now;
            }

            string sSendTime= gvSendConfirm.GetDataRow(e.RowHandle)["UpdateTime"].ToString();
            try
            {
                dtSendTime = DateTime.Parse(sSendTime);
            }
            catch (System.Exception ex)
            {
                dtSendTime = DateTime.Now;
            }

            //计算时间差。
            System.TimeSpan difTime = dtCurrTime.Subtract(dtSendTime);
            iMinutes = difTime.Minutes;

            if (iMinutes <= iTimeOutLevel1)
            {
                e.Appearance.BackColor = Color.White;   //设置背景色
            }
            else if (iMinutes > iTimeOutLevel1 && iMinutes <= iTimeOutLevel2)
            {
                e.Appearance.BackColor = Color.FromArgb(192, 192, 255);//设置背景色
            }
            else if (iMinutes > iTimeOutLevel2 && iMinutes <= iTimeOutLevel3)
            {
                e.Appearance.BackColor = Color.FromArgb(128, 255, 128);//设置背景色
            }
            else if (iMinutes > iTimeOutLevel3 && iMinutes <= iTimeOutLevel4)
            {
                e.Appearance.BackColor = Color.FromArgb(255, 192, 128);//设置背景色
            }
            else if (iMinutes > iTimeOutLevel4 && iMinutes <= iTimeOutLevel5)
            {
                e.Appearance.BackColor = Color.FromArgb(255, 128, 128);//设置背景色
            }
            else if (iMinutes > iTimeOutLevel5 && iMinutes <= iTimeOutLevel6)
            {
                e.Appearance.BackColor = Color.Red;//设置背景色
            }
            else if (iMinutes > iTimeOutLevel6)
            {
                e.Appearance.BackColor = Color.Crimson;//设置背景色
            }
            e.Appearance.ForeColor = Color.Black; //设置字体颜色
        }