protected override void OnCreate (Bundle savedInstanceState)        {            base.OnCreate (savedInstanceState);            // Set our view from the "main" layout resource            SetContentView (Resource.Layout.Main);                      // Get our button from the layout resource,            // and attach an event to it            Button button = FindViewById (Resource.Id.myButton);                        button.Click += delegate {                button.Text = string.Format ("{0} clicks!", count++);            };            Android.Util.Log.Info ("normal", "日志zzl");            var loginBtn = FindViewById (Resource.Id.loginBtn);            var username = FindViewById
      
        (Resource.Id.username);            var password = FindViewById
       
         (Resource.Id.password);            var result = FindViewById
        
          (Resource.Id.result);            loginBtn.Click += delegate {                string url = "http://api.xuexiba.com/v1/User/Login";                //创建HttpClient（注意传入HttpClientHandler）                using (var http = new HttpClient ()) {                    var content = new FormUrlEncodedContent (new Dictionary
         
           () {                         { "username",username.Text },                        { "password",password.Text }                                            });                    var response = http.PostAsync (url, content);                    result.Text = response.Result.Content.ReadAsStringAsync ().Result;                 Intent intent = new Intent(this, typeof(ViewPageActivity));                 StartActivity(intent);                 }            };        }
         
        
       
      

protected override void OnCreate (Bundle savedInstanceState)        {            base.OnCreate (savedInstanceState);            SetContentView (Resource.Layout.ViewPage);            var webView = FindViewById
     
       (Resource.Id.webView);            //启用Javascript Enable            webView.Settings.JavaScriptEnabled = true;            //载入网址            webView.LoadUrl ("http://www.sina.com");            //直接在当前webView上打开             webView.SetWebViewClient (new CustWebViewClient ());        }
     

public class CustWebViewClient : WebViewClient    {        public override bool ShouldOverrideUrlLoading (WebView view, string url)        {            view.LoadUrl (url);            return true;        }    }