[0] C#实现WebBrowser&HTML交互

时间:2023-03-09 21:52:34
[0] C#实现WebBrowser&HTML交互

using System;
using System.ComponentModel;
using System.Windows.Forms;

  
namespace WindowsApplication5
{
  publicpartialclass Form1 : Form
  {
    public Form1()
    {
     InitializeComponent();
    }

  
    privatevoid Form1_Load(object sender, EventArgs e)
    {
      this.webBrowser1.Navigate("www.google.cn");
      this.webBrowser1.DocumentCompleted +=new WebBrowserDocumentCompletedEventHandler(webBrowser1_DocumentCompleted);
    }

  
    void webBrowser1_DocumentCompleted(object sender, WebBrowserDocumentCompletedEventArgs e)
    {
     if (e.Url.ToString() !=this.webBrowser1.Url.ToString()) return;
      foreach(System.Windows.Forms.HtmlElement el in this.webBrowser1.Document.GetElementsByTagName("input"))
      {
        if (el.Name =="btnG")
        {
          el.Click +=new HtmlElementEventHandler(Form1_Click);
        }
      }
    }

  
    void Form1_Click(object sender, HtmlElementEventArgs e)
    {
      MessageBox.Show("jinjazz pass");
    }
  }
}