关于C#.net winform程序验证moss的集成身份认证实例

 private void button3_Click(object sender, EventArgs e)
        {

            this.textBox1.Text=@"http://localhost/Default.aspx";       //认证的网址或路径
            this.textBox2.Text="spsservice";                             //账户名
            this.textBox3.Text = "Zd$1234";                              //密码

            MSXML2.XMLHTTP http = new MSXML2.XMLHTTP();

            http.open("post", this.textBox1.Text, false, this.textBox2.Text, this.textBox3.Text);
            http.send("");
            switch (http.status)
            {
                case 200:
                    {
                        MessageBox.Show("登录成功！");
                        break;
                    }
                case 401:
                    {
                        MessageBox.Show("用户名和密码错误");
                        break;
                    }
                default:
                    {
                        MessageBox.Show("连接失败，请重试");
                        break;
                    }