C# selenium 实例－批量下载word文章

 private void 批量下载文档ToolStripMenuItem_Click(object sender, EventArgs e)
        {
            var driver = new OpenQA.Selenium.Chrome.ChromeDriver();
            driver.Navigate().GoToUrl("http://192.168.132.80/login/Login.jsp");
            driver.FindElement(By.Id("loginid")).SendKeys("用户名");
            driver.FindElement(By.Id("userpassword")).SendKeys("密码");
            driver.FindElement(By.Id("login")).Click();
            System.Threading.Thread.Sleep(1000);
            //*[@id="_ButtonCancel_0"]
            try
            {
                driver.FindElement(By.XPath(@"//*[@id=""_ButtonCancel_0""]")).Click();
            }
            catch { }
            //主页　流程　
            driver.FindElement(By.XPath(@"//*[@id=""head""]/tbody/tr/td[2]/table/tbody/tr/td/div/div[1]/div[4]")).Click();
            System.Threading.Thread.Sleep(3000);
            //左侧已办　//*[@id="drillmenu"]/ul/li[3]/a
            driver.FindElement(By.XPath(@"//*[@id=""drillmenu""]/ul/li[3]")).Click();
            //进入frame1  mainFrame  /html/body/table/tbody/tr[2]/td[2]/table/tbody/tr[1]/td/table/tbody/tr[2]/td[1]/table/tbody/tr/td/div[3]/ul/li[7]
            driver.SwitchTo().Frame("mainFrame");
            System.Threading.Thread.Sleep(3000);
            ReadOnlyCollection<IWebElement> anchors = driver.FindElements(By.XPath(@"//a"));
            foreach (IWebElement a in anchors)
            {
                if (a.Text.Contains("ＸＸ审批流程"))
                {
                    a.Click();
                    break;
                }
            }
            System.Threading.Thread.Sleep(3000);
            ////*[@id="_xTable"]/div[1]/div[2]/table/tbody/tr[1]/td[6]/a
            ReadOnlyCollection<IWebElement> oo = driver.FindElements(By.XPath("//a[contains(@href,‘javaScript:openFullWindowHaveBarForWFList‘)]"));
            for (int i = 0; i <oo.Count; i++)              
            {
                //循环后切回当前document
                driver.SwitchTo().Window(driver.WindowHandles[0]);
                driver.SwitchTo().Frame("mainFrame");
                //开新窗口１
                oo[i].Click();
                System.Threading.Thread.Sleep(1000);
                int j = i + 1;
                //切换到新窗口
                driver.SwitchTo().Window(driver.WindowHandles[1]);
                System.Threading.Thread.Sleep(2000);
                //还有bodyiframe
                driver.SwitchTo().Frame("bodyiframe");
                //下载按钮 //*[@id="selectDownload"]/nobr/button
                // driver.FindElement(By.XPath(@"//button[@class=""btnFlowd""]")).Click();
                driver.FindElement(By.TagName(@"button")).Click();
                System.Threading.Thread.Sleep(2000);
                driver.Close();
            }
                     
            System.Threading.Thread.Sleep(8000);

            driver.Quit();//在完成操作后，同时关闭浏览器窗口和Weddriver会话
        }