private void button1_Click(object sender, EventArgs e) { try { if (comboBox1.Text == string.Empty) { MessageBox.Show("请选择中断原因!"); return; } ClsBLL.AddServicePause(RecordID, Worker, comboBox1.Text); ClsBLL.AddMsg(RecordID, "车牌号码:" + CarNo + "维修中断,原因是" + comboBox1.Text + "--" + ClsBLL.UserName); this.DialogResult = DialogResult.OK; this.Close(); } catch (Exception Err) { MessageBox.Show(Err.Message); } }