private void button2_Click(object sender, EventArgs e) { BLL.UserBLL bll = new BLL.UserBLL(); if (bll.GetData().Rows.Count == 0) { Models.Users user = new Models.Users() { UserId = Utils.getGUID(), UserName = this.textBox1.Text, UserPassword = this.textBox2.Text }; BLL.FunctionResult result = bll.Create(user); if (result.ExcuteState) { MessageBox.Show("添加用户成功"); bind(); } } }