bazar.ExpenseSlip.OnComboOperationChanged C# (CSharp) Method

        protected void OnComboOperationChanged(object sender, EventArgs e)
        {
            switch (comboOperation.Active)
            {
            case 0: //common
                entryContractor.Sensitive = true;
                buttonContractorEdit.Sensitive = true;
                labelExpenseItem.LabelProp = "Статья расхода<span foreground=\"red\">*</span>:";
                labelAccountable.LabelProp = "Получатель:";
                break;
            case 1: //advance
                entryContractor.Sensitive = false;
                buttonContractorEdit.Sensitive = false;
                labelExpenseItem.LabelProp = "Статья расхода:";
                labelAccountable.LabelProp = "Подотчетное лицо<span foreground=\"red\">*</span>:";
                break;
            }
            TestCanSave ();
        }