c# WinForm 引用 Chrome 模拟操作

Nuget CefSharp.WinForms

 

    public Form1()
        {
            InitializeComponent();


            chromiumWebBrowser1.LoadingStateChanged += ChromiumWebBrowser1_LoadingStateChanged;
        }

        private void button1_Click(object sender, EventArgs e)
        {
            string url = "http://airadiov2.redefine.ltd/Login";
            chromiumWebBrowser1.LoadUrl(url);
        }

        private void ChromiumWebBrowser1_LoadingStateChanged(object sender, LoadingStateChangedEventArgs e)
        {
            this.BeginInvoke(new Action(() =>
            {
                this.Text += e.IsLoading.ToString();
            }));
        }

        private void button2_Click(object sender, EventArgs e)
        {
            var result = chromiumWebBrowser1.GetBrowser().MainFrame.GetSourceAsync();

            //System.Threading.Thread.Sleep(10000);
            this.Text = result.Result;

            //browser.MainFrame.ExecutejavascriptAsync();

        }

        private void button3_Click(object sender, EventArgs e)
        {
            chromiumWebBrowser1.GetBrowser().MainFrame.ExecuteJavaScriptAsync("document.getElementById('UserName').value='';");
            chromiumWebBrowser1.GetBrowser().MainFrame.ExecuteJavaScriptAsync("document.getElementById('Password').value='';");
            chromiumWebBrowser1.GetBrowser().MainFrame.ExecuteJavaScriptAsync("document.getElementById('bnt_login').click();");
　　

　　　　　　　　var js = "function CheckObj(){ v = document.getElementById(\"UserName1\"); if(v==null){ return false; }else{ return true; }};; ";

　　　　　　　　js += " CheckObj();";
　　　　　　　　var task = chromiumWebBrowser1.GetBrowser().MainFrame.EvaluateScriptAsync(js, null);

task.ContinueWith(t =>
{
if (!t.IsFaulted)
{
//返回结果
var response = t.Result;
var result = t.Result.Success ? (response.Result ?? "null") : response.Message;

MessageBox.Show(result.ToString());
}
}, TaskScheduler.FromCurrentSynchronizationContext());

        }