/// <summary>
        ///     下班
        /// </summary>
        public static void QuitWork(SimulatorBase sender, CheckpointArgs args)
        {
            var staff = (Staff)sender;

            staff.IsWorking = false;
            StaffSQLController.CheckSql(staff, false);

            Debug.WriteLine(((Staff)sender).StaffName + "下班!");
            if (staff.StaffStudioObject.FindWorkingStaffs().Count == 0)
            {
                SimulatorTimer.SpeedSetQuick();
            }
        }