C# (CSharp) SellController.check_room примеры использования

Пример #1

        private void cbRoom_TextChanged_1(object sender, EventArgs e)
        {
            DataTable c = new DataTable();

            c = cntrl_sell.check_room(cbRoom.Text);
            dgvRoomCheck.DataSource = c;
            if (c.Rows.Count > 0)
            {
                dgvRoomCheck.Visible = true;
                String[] header = { "ລະຫັດຫ້ອງ", "ຫ້ອງເບີ" };
                cntrl_col.change_columnsname(dgvRoomCheck, header);
            }
            else
            {
                dgvRoomCheck.Visible = false;
            }
            if (cbRoom.Text == "")
            {
                dgvRoomCheck.Visible = false;
            }
        }