WebBrowser中元素赋值与模拟点击，实现模拟输入表单，并提交表单

WebBrowser模拟操作功能实现

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

namespace WebBrowserOperationDemo
{
    public partial class Form1 : Form
    {
        public Form1（）
        {
            InitializeComponent（）;
        }

        private void Form1_Load（object sender EventArgs e）
        {
            this.webBrowser1.Navigate（this.txtUrl.Text）;
        }

        private void btnInput_Click（object sender EventArgs e）
        {
            var input= this.webBrowser1.Document.GetElementById（“kw“）;
            input.SetAttribute（“value““好例子网“）;
        }

        private void btnOper_Click（object sender EventArgs e）
        {
          

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----
     目录           0  2012-12-30 22:56  WebBrowserOperationDemo\
     目录           0  2012-12-30 22:57  WebBrowserOperationDemo\WebBrowserOperationDemo\
     目录           0  2012-12-30 22:56  WebBrowserOperationDemo\WebBrowserOperationDemo\bin\
     目录           0  2012-12-30 23:13  WebBrowserOperationDemo\WebBrowserOperationDemo\bin\Debug\
     文件       10240  2012-12-30 23:13  WebBrowserOperationDemo\WebBrowserOperationDemo\bin\Debug\WebBrowserOperationDemo.exe
     文件       22016  2012-12-30 23:13  WebBrowserOperationDemo\WebBrowserOperationDemo\bin\Debug\WebBrowserOperationDemo.pdb
     文件       22472  2012-12-30 22:57  WebBrowserOperationDemo\WebBrowserOperationDemo\bin\Debug\WebBrowserOperationDemo.vshost.exe
     文件         490  2010-03-17 22:39  WebBrowserOperationDemo\WebBrowserOperationDemo\bin\Debug\WebBrowserOperationDemo.vshost.exe.manifest
     文件         955  2012-12-30 23:13  WebBrowserOperationDemo\WebBrowserOperationDemo\Form1.cs
     文件        6019  2012-12-30 23:13  WebBrowserOperationDemo\WebBrowserOperationDemo\Form1.Designer.cs
     文件        5817  2012-12-30 23:13  WebBrowserOperationDemo\WebBrowserOperationDemo\Form1.resx
     目录           0  2012-12-30 22:56  WebBrowserOperationDemo\WebBrowserOperationDemo\obj\
     目录           0  2012-12-30 23:13  WebBrowserOperationDemo\WebBrowserOperationDemo\obj\Debug\
     文件         863  2012-12-30 22:57  WebBrowserOperationDemo\WebBrowserOperationDemo\obj\Debug\DesignTimeResolveAssemblyReferences.cache
     文件        6875  2012-12-30 22:57  WebBrowserOperationDemo\WebBrowserOperationDemo\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache
     目录           0  2012-12-30 22:56  WebBrowserOperationDemo\WebBrowserOperationDemo\obj\Debug\TempPE\
     文件         914  2012-12-30 23:13  WebBrowserOperationDemo\WebBrowserOperationDemo\obj\Debug\WebBrowserOperationDemo.csproj.FileListAbsolute.txt
     文件         975  2012-12-30 23:13  WebBrowserOperationDemo\WebBrowserOperationDemo\obj\Debug\WebBrowserOperationDemo.csproj.GenerateResource.Cache
     文件        2209  2012-12-30 23:13  WebBrowserOperationDemo\WebBrowserOperationDemo\obj\Debug\WebBrowserOperationDemo.csprojResolveAssemblyReference.cache
     文件       10240  2012-12-30 23:13  WebBrowserOperationDemo\WebBrowserOperationDemo\obj\Debug\WebBrowserOperationDemo.exe
     文件         180  2012-12-30 23:13  WebBrowserOperationDemo\WebBrowserOperationDemo\obj\Debug\WebBrowserOperationDemo.Form1.resources
     文件       22016  2012-12-30 23:13  WebBrowserOperationDemo\WebBrowserOperationDemo\obj\Debug\WebBrowserOperationDemo.pdb
     文件         180  2012-12-30 23:13  WebBrowserOperationDemo\WebBrowserOperationDemo\obj\Debug\WebBrowserOperationDemo.Properties.Resources.resources
     文件         504  2012-12-30 22:56  WebBrowserOperationDemo\WebBrowserOperationDemo\Program.cs
     目录           0  2012-12-30 22:56  WebBrowserOperationDemo\WebBrowserOperationDemo\Properties\
     文件        1384  2012-12-30 22:56  WebBrowserOperationDemo\WebBrowserOperationDemo\Properties\AssemblyInfo.cs
     文件        2898  2012-12-30 22:56  WebBrowserOperationDemo\WebBrowserOperationDemo\Properties\Resources.Designer.cs
     文件        5612  2012-12-30 22:56  WebBrowserOperationDemo\WebBrowserOperationDemo\Properties\Resources.resx
     文件        1110  2012-12-30 22:56  WebBrowserOperationDemo\WebBrowserOperationDemo\Properties\Settings.Designer.cs
     文件         249  2012-12-30 22:56  WebBrowserOperationDemo\WebBrowserOperationDemo\Properties\Settings.settings
     文件        3759  2012-12-30 22:57  WebBrowserOperationDemo\WebBrowserOperationDemo\WebBrowserOperationDemo.csproj
............此处省略2个文件信息