C#中使用Webbrowser控件时，如何在一个文本框内显示当前页面的网址。

        private void webBrowser1_Navigated(object sender, WebBrowserNavigatedEventArgs e)
        {
            textBox1.Text = webBrowser1.Url.AbsoluteUri;
        }

public Form1()
        {
            InitializeComponent();
            this.webBrowser1.Navigated += (ss, ee) => this.textBox1.Text = ee.Url.AbsoluteUri;
            this.textBox1.KeyPress += (ss, ee) =>
            {
                if (ee.KeyChar == Convert.ToChar(13))
                {
                    this.webBrowser1.Navigate(((Control)ss).Text);
                }
            };
        }

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