private void btnUpdate_Click(object sender, EventArgs e) { if (dataGridView1.Rows.Count > 0) { if (!m_serverFrockStandingBook.UpdateFrockOperation(m_strBillNo, m_intGoodsID, (DataTable)dataGridView1.DataSource, m_businessType, out m_strErr)) { MessageDialog.ShowPromptMessage(m_strErr); return; } else { MessageDialog.ShowPromptMessage("提交成功"); this.Close(); } } }