using System;
using OpenQA.Selenium;
using OpenQA.Selenium.Firefox;
namespace ConsoleApplication1
{
class Program
{
static void Main(string[] args)
{
IWebDriver driver = new FirefoxDriver();
OpenQA.Selenium.Support.Events.EventFiringWebDriver eventDriver = new OpenQA. Selenium.Support.Events.EventFiringWebDriver(driver);
//依次注册事件
eventDriver.Navigating += new EventHandler<OpenQA.Selenium.Support.Events. WebDriverNavigationEventArgs>(eventDriver_Navigating);
eventDriver.Navigated += new EventHandler<OpenQA.Selenium.Support.Events. WebDriverNavigationEventArgs>(eventDriver_Navigated);
eventDriver.FindingElement += new EventHandler<OpenQA.Selenium.Support.Events. FindElementEventArgs>(eventDriver_FindingElement);
eventDriver.FindElementCompleted += new EventHandler<OpenQA.Selenium.Support.Events. FindElementEventArgs>(eventDriver_FindElementCompleted);
eventDriver.ElementClicking += new EventHandler<OpenQA.Selenium.Support.Events. WebElementEventArgs>(eventDriver_ElementClicking);
eventDriver.ElementClicked += new EventHandler<OpenQA.Selenium.Support.Events. WebElementEventArgs>(eventDriver_ElementClicked);
eventDriver.ElementValueChanging += new EventHandler<OpenQA.Selenium.Support.Events. WebElementEventArgs>(eventDriver_ElementValueChanging);
eventDriver.ElementValueChanged += new EventHandler<OpenQA.Selenium.Support.Events. WebElementEventArgs>(eventDriver_ElementValueChanged);
eventDriver.ExceptionThrown += new EventHandler<OpenQA.Selenium.Support.Events. WebDriverExceptionEventArgs>(eventDriver_ExceptionThrown);
//打开百度首页
eventDriver.Navigate().GoToUrl("http://www.baidu.com");
//在搜索框中输入"selenium"
eventDriver.FindElement(By.Id("kw")).SendKeys("selenium");
//单击搜索
eventDriver.FindElement(By.Id("su")).Click();
//故意写一个错误操作，使Selenium产生异常
try
{
eventDriver.FindElement(By.Id("xxxx"));
}
catch { }
Console.ReadKey();
}
static void eventDriver_Navigating(object sender, OpenQA.Selenium.Support.Events. WebDriverNavigationEventArgs e)
{
Console.WriteLine("页面在发生跳转前的Url为：" + e.Driver.Url);
}
static void eventDriver_Navigated(object sender, OpenQA.Selenium.Support.Events. WebDriverNavigationEventArgs e)
{
Console.WriteLine("页面在发生跳转后的Url为：" + e.Driver.Url);
}
static void eventDriver_FindingElement(object sender, OpenQA.Selenium.Support.Events. FindElementEventArgs e)
{
Console.WriteLine("查找元素时的条件为：" + e.FindMethod.ToString());
}
static void eventDriver_FindElementCompleted(object sender, OpenQA.Selenium.Support. Events.FindElementEventArgs e)
{
Console.WriteLine("找到元素，其条件为：" + e.FindMethod.ToString());
}
static void eventDriver_ElementClicking(object sender, OpenQA.Selenium.Support.Events. WebElementEventArgs e)
{
Console.WriteLine("要单击的页面元素为：" + e.Element.GetAttribute("value"));
}
static void eventDriver_ElementClicked(object sender, OpenQA.Selenium.Support.Events. WebElementEventArgs e)
{
System.Threading.Thread.Sleep(4000);
Console.WriteLine("单击的页面元素后的Url为：" + e.Driver.Url);
}
static void eventDriver_ElementValueChanging(object sender, OpenQA.Selenium.Support.Events. WebElementEventArgs e)
{
Console.WriteLine("更改前的值为：" + e.Element.GetAttribute("value"));
}
static void eventDriver_ElementValueChanged(object sender, OpenQA.Selenium.Support.Events. WebElementEventArgs e)
{
Console.WriteLine("更改后的值为：" + e.Element.GetAttribute("value"));
}
static void eventDriver_ExceptionThrown(object sender, OpenQA.Selenium.Support.Events. WebDriverExceptionEventArgs e)
{
string path="D:\\" + DateTime.Now.ToString("yyyy_MM_dd_HH_mm_ss") + ".png";
(sender as OpenQA.Selenium.Support.Events.EventFiringWebDriver).GetScreenshot(). SaveAsFile(path, System.Drawing.Imaging.ImageFormat.Png);
Console.WriteLine("发生异常，原因为：" + e.ThrownException.Message);
Console.WriteLine("截图已保存至：" + path);
}
}
}