CSPosAPI.MainForm.Calculate C# (CSharp) Method

        private void Calculate()
        {
            dataGridViewStocks_CellValueChanged(null, null);
            textBoxAmount.Text = summaryAmount.ToString(Program.NUMBER_FORMAT);
            textBoxVat.Text = summaryVat.ToString(Program.NUMBER_FORMAT);
            textBoxCityTax.Text = summaryCityTax.ToString(Program.NUMBER_FORMAT);
            textBoxNonCash.Text = summaryNonCash.ToString(Program.NUMBER_FORMAT);
            textBoxCash.Text = (summaryAmount - summaryNonCash < 0 ? 0 : summaryAmount - summaryNonCash).ToString(Program.NUMBER_FORMAT);

            textBoxPaidAmount.Text = textBoxCash.Text;
        }