WEBBROWER控件使用代理访问指定网页

【实例截图】

【核心代码】

 private void btnStart_Click(object sender, EventArgs e)
        {
            try
            {
                CheckIsNull(txtUrl.Text.Trim(), "视频地址");
                if (chkProxy.Checked)
                    CheckIsNull(txtProxy.Text.Trim(), "代理服务器");
                string urlPath = txtUrl.Text.Trim();
                string proxyPath = txtProxy.Text.Trim();
                string loneyUrl = string.Empty;

                List<string> urlList = null;
                List<string> proxyList = null;
                if (chkImport.Checked)
                    urlList = GetListFromFile(urlPath);
                if (chkProxy.Checked)
                    proxyList = GetListFromFile(proxyPath);

                //string url2 = "http://v.youku.com/v_show/id_XMTUzNDk1MDcwOA==.html?from=s1.8-1-1.2";
                //string url1 = "http://v.youku.com/v_show/id_XMTUyNjI3Njg2OA==.html?from=s1.8-1-1.2";

                this.cmbType.Enabled = false;
                this.btnStart.Enabled = false;
                this.btnStop.Enabled = true;
                this.labShow.Text = "";
                this.labShow.Visible = true;
                stoped = false;

                int viewType = cmbType.SelectedIndex;


                if (!chkImport.Checked)
                {
                    loneyUrl = txtUrl.Text.Trim();
                }
               
                    ThreadPool.QueueUserWorkItem(delegate(object obj)
                      {
                          //UrlMkSetSessionOption(URLMON_OPTION_USERAGENT, useAge, useAge.Length, 0);

                          while (!stoped)
                          {
                              Thread.Sleep(200);
                              if (!chkImport.Checked)
                              {
                                  ViewVido(loneyUrl, proxyList);
                                  Thread.Sleep((int)txtSleepTime.Value * 1000);
                              }
                              else
                              {

                                  switch (viewType)
                                  {
                                      case 0:
                                          IndexView(urlList, proxyList);
                                          break;
                                      default:
                                          RandomView(urlList, proxyList);
                                          Thread.Sleep((int)txtSleepTime.Value * 1000);
                                          break;
                                  }
                              }
                          }

                      });
                ThreadPool.QueueUserWorkItem(delegate(object obj)
                {
                    while (!stoped)
                    {
                        Thread.Sleep(983);
                        this.labShow.Invoke(new Action(() =>
                        {

                            this.labShow.Text = string.Format("总计点击{0}个视频", count);

                        }));
                    }
                });
            }
            catch (Exception ex)
            {
                MessageBox.Show(ex.Message);
            }

        }