protected override void pushData()
        {
            base.pushData();
            ClsHiringActivity lcHiringActivity = (ClsHiringActivity)_Activity;

            lcHiringActivity.EndDate = dtpEndDate.Value;
        }
        protected override void updateDisplay()
        {
            base.updateDisplay();
            ClsHiringActivity lcHiringActivity = (ClsHiringActivity)_Activity;

            dtpEndDate.Value     = lcHiringActivity.EndDate;
            numInputAmount.Value = lcHiringActivity.CalcCashFlowAmount();
        }