private void btnSave_Click(object sender, EventArgs e) { if (this.txtorgcode.Text.Length <= 0) { MessageBox.Show(this, "关联机构编码不可以为空!"); } UserLogin ul = new UserLogin(); int res = ul.AddUserOrgCodeList(txtusers.Text.Trim(), txtorgcode.Text.Trim()); if (res == -1) { MessageBox.Show(this, "已关联当前机构编码"); } else { MessageBox.Show(this, "关联添加成功"); txtorgcode.Text = ""; } }