利用WebBrower控件自制浏览器

贴样图：

贴代码：

public partial class Form2 : Form
    {
        public Form2()
        {
            
            InitializeComponent();
        }

        private void textBox1_KeyPress(object sender, KeyPressEventArgs e)
        {

            if (e.KeyChar == (char)13)
            {
                if (string.IsNullOrEmpty(this.txtUri.Text.Trim()))
                {
                    return;
                }
                this.webBrowser1.Navigate(this.txtUri.Text.Trim());
            }
        }

        private void button1_Click(object sender, EventArgs e)
        {
            if (string.IsNullOrEmpty(this.txtUri.Text.Trim()))
            {
                return;
            }
            this.webBrowser1.Navigate(this.txtUri.Text.Trim());
        }

        private void webBrowser1_Navigated(object sender, WebBrowserNavigatedEventArgs e)
        {
            this.Text = this.webBrowser1.DocumentTitle.ToString();
            this.txtUri.Text = this.webBrowser1.Url.ToString();
        }
        private void Form2_Load(object sender, EventArgs e)
        {
            this.btnBack.Enabled = false;
            this.btnForward.Enabled = false;
            this.btnStop.Enabled = false;
            this.webBrowser1.CanGoBackChanged += new EventHandler(webBrowser1_CanGoBackChanged);
            this.webBrowser1.CanGoForwardChanged += new EventHandler(webBrowser1_CanGoForwardChanged);
            this.webBrowser1.DocumentTitleChanged += new EventHandler(webBrowser1_DocumentTitleChanged);
        }

        void webBrowser1_DocumentTitleChanged(object sender, EventArgs e)
        {
            this.Text = this.webBrowser1.DocumentTitle.ToString();
        }

        void webBrowser1_CanGoForwardChanged(object sender, EventArgs e)
        {
            if (this.webBrowser1.CanGoForward)
            {
                this.btnForward.Enabled = true;
            }
            else
            {
                this.btnForward.Enabled = false;
            }
        }

        void webBrowser1_CanGoBackChanged(object sender, EventArgs e)
        {
            if (this.webBrowser1.CanGoBack)
            {
                this.btnBack.Enabled = true;
            }
            else
            {
                this.btnBack.Enabled = false;
            }
           
        }
        private void btnBack_Click(object sender, EventArgs e)
        {
            this.webBrowser1.GoBack();
            this.txtUri.Text = this.webBrowser1.Url.ToString();
        }

        private void btnForward_Click(object sender, EventArgs e)
        {
            this.webBrowser1.GoForward();
            this.txtUri.Text = this.webBrowser1.Url.ToString();
        }

        private void btnStop_Click(object sender, EventArgs e)
        {
            this.webBrowser1.Stop();
        }

        private void btnRefresh_Click(object sender, EventArgs e)
        {
            this.webBrowser1.Refresh();
        }

        private void btnHome_Click(object sender, EventArgs e)
        {
            this.webBrowser1.GoHome();
            this.txtUri.Text = this.webBrowser1.Url.ToString();
        }

        private void webBrowser1_DocumentCompleted(object sender, WebBrowserDocumentCompletedEventArgs e)
        {
            btnStop.Enabled = false;
            if (this.webBrowser1.CanGoBack)
            {
                this.btnBack.Enabled = true;
            }
            else
            {
                this.btnBack.Enabled = false;
            }
            if (this.webBrowser1.CanGoForward)
            {
                this.btnForward.Enabled = true;
            }
            else
            {
                this.btnForward.Enabled = false;
            }
        }

        private void webBrowser1_Navigating(object sender, WebBrowserNavigatingEventArgs e)
        {
            this.btnStop.Enabled = true;
        }
    }