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   源码介绍

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IE11下不可用,请在低版本IE测试

监听webbrowser的所有请求以及查看 请求的详细，含session cookie 请求标题等信息

其中参考了如下项目：

http://www.codeproject.com/Articles/38616/Retrieve-HttpOnly-Session-Cookie-in-WebBrowser

using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.IO;
using System.Windows.Forms;

using System.Runtime.InteropServices ;

namespace WindowsFormsApplication1
{
    public partial class Form1 : Form
    {
        private class CustomTag
        {
            public string RequestHeaders { get; set; }
            public string ResponseHeaders  { get; set; }
            public byte[] RequestBody { get; set; }
        };


        public Form1()
        {
            InitializeComponent();
        }

        private void OnRequestCompleted(string verb
            , string url
            , string requestHeaders
            , string responseHeaders
            , string requestBodyFilename
            )
        {
            byte[] buffer = new byte[0];
            if (!string.IsNullOrEmpty(requestBodyFilename))
            {
                using (FileStream fs = new FileStream(requestBodyFilename, FileMode.Open, FileAccess.Read, FileShare.Delete | FileShare.ReadWrite))
                {
                    buffer = new byte[fs.Length];
                    fs.Read(buffer, 0, buffer.Length);
                    fs.Close();
                }
            }
            
            var lvi = new ListViewItem() { Text = DateTime.Now.ToString() };
            lvi.SubItems.Add(verb);
            lvi.SubItems.Add(url);
            lvi.Tag = new CustomTag 
            {
                RequestHeaders = requestHeaders,
                ResponseHeaders = responseHeaders,
                RequestBody = buffer
            };
            HandleRequestDelegate del = this.HandleRequest;
            this.listView1.BeginInvoke(del, lvi);
        }

        private delegate void HandleRequestDelegate(ListViewItem lvi);

        private void HandleRequest(ListViewItem lvi)
        {
            this.listView1.Items.Add(lvi);
        }


        private void Form1_Load(object sender, EventArgs e)
        {
            webBrowser1.Navigate("http://www.ifeng.com");

            this.listView1.SelectedIndexChanged  = new EventHandler(listView1_SelectedIndexChanged);

            // initialize
            WininetHookWrapper.SetRequestCompletionCallback(this.OnRequestCompleted);
        }

        void listView1_SelectedIndexChanged(object sender, EventArgs e)
        {
            if (listView1.SelectedItems.Count == 0)
                return;

            var tag = (listView1.SelectedItems[0].Tag as CustomTag);
            txtRequestHeaders.Text = tag.RequestHeaders;
            txtResponseHeaders.Text = tag.ResponseHeaders;
            txtBody.Text = Encoding.ASCII.GetString(tag.RequestBody);
        }
    }
}