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MainWindow.cs
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MainWindow.cs
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using System;
using System.Runtime.InteropServices;
using System.Text;
using System.Windows.Forms;
namespace LoginTaobaoGetCookieByWebBrowser
{
public partial class MainWindow : Form
{
private string TaobaoCookie;
public MainWindow()
{
InitializeComponent();
}
// 获取当前WebBrowser登录后的Cookie字符串
[DllImport("wininet.dll", CharSet = CharSet.Auto, SetLastError = true)]
static extern bool InternetGetCookieEx(string pchUrl, string pchCookieName, StringBuilder pchCookieData, ref System.UInt32 pcchCookieData, int dwFlags, IntPtr lpReserved);
/// <summary>
/// 获取某 URL 的 Cookie 返回字符串
/// </summary>
/// <param name="Url"></param>
/// <returns></returns>
private static string GetCookieString(string Url)
{
uint Datasize = 1024;
StringBuilder CookieData = new StringBuilder((int)Datasize);
if (!InternetGetCookieEx(Url, null, CookieData, ref Datasize, 0x2000, IntPtr.Zero))
{
if (Datasize < 0)
return null;
CookieData = new StringBuilder((int)Datasize);
if (!InternetGetCookieEx(Url, null, CookieData, ref Datasize, 0x00002000, IntPtr.Zero))
return null;
}
return CookieData.ToString();
}
private void LoginPageWebBrowser_DocumentCompleted(object sender, WebBrowserDocumentCompletedEventArgs e)
{
// e.Url 是当前加载的页面 URL
if (e.Url.ToString().Contains("https://login.taobao.com/member/login.jhtml"))
{
// 自动填充
try { this.LoginPageWebBrowser.Document.GetElementById("TPL_username_1").SetAttribute("value", "哈哈"); } catch { }
}
// 如果跳转到了 URL包含 https://www.taobao.com 的地方
else if (e.Url.ToString().Contains("https://www.taobao.com"))
{
string Cookie = GetCookieString(e.Url.ToString());
MessageBox.Show(Cookie, "Cookie获取成功", MessageBoxButtons.OK, MessageBoxIcon.None);
// 然后你可以执行其他操作...
// 例如:
this.TaobaoCookie = Cookie;
// 假如这个窗口有爸爸 →_→
// this.Close(); // 必须随即关闭此窗口停止执行啦
}
// 否则...
else
{
// MessageBox.Show("登录失败?!", "Cookie获取失败", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
}