private void buttonPresiseSearch_Click(object sender, EventArgs e)
        {
            if (textBoxSearch.Text.Equals(""))
            {
                MessageBox.Show("检索关键词为空");
                return;
            }
            try
            {
                switch (comboBoxOption.SelectedIndex)
                {
                case 0:
                    ShowSupplierOrdersData(SupplierOrderDataAccess.SelectOrderByOrderId(textBoxSearch.Text));
                    break;

                case 1:
                    ShowSupplierOrdersData(SupplierOrderDataAccess.SelectOrderBySupplierId(textBoxSearch.Text));
                    break;

                case 2:
                    ShowSupplierOrdersData(SupplierOrderDataAccess.SelectOrderByExactUsername(textBoxSearch.Text));
                    break;

                case 3:
                    ShowSupplierOrdersData(SupplierOrderDataAccess.SelectOrderByOrderDate(textBoxSearch.Text));
                    break;

                case 4:
                    ShowSupplierOrdersData(SupplierOrderDataAccess.SelectOrderByAmount(textBoxSearch.Text));
                    break;

                case 5:
                    ShowSupplierOrdersData(SupplierOrderDataAccess.SelectOrderByStatusId(textBoxSearch.Text));
                    break;

                case 6:
                    ShowSupplierOrdersData(SupplierOrderDataAccess.SelectOrderByExactStatusName(textBoxSearch.Text));
                    break;

                case 7:
                    ShowSupplierOrdersData(SupplierOrderDataAccess.SelectOrderByIsNewBook(textBoxSearch.Text));
                    break;
                }
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }
        }