bazar.Accrual.TestCanSave C# (CSharp) Method

        protected void TestCanSave()
        {
            bool Contractok = comboContract.Active >= 0;
            bool Monthok = comboAccrualMonth.Active > 0 && comboAccuralYear.Active >= 0;
            bool SumOk = AccrualTotal > 0;
            bool ServicesOk = TestServiceAndCash ();

            buttonMakePayment.Sensitive = Contractok && Monthok && SumOk && ServicesOk;
            buttonOk.Sensitive = Contractok && Monthok && ServicesOk;
        }