gistfile1.txt

using System;
using System.IO;
using AppKit;
using Foundation;
using WebKit;

namespace webViewTest
{
	public partial class ViewController : NSViewController, IWebFrameLoadDelegate
	{
		public ViewController(IntPtr handle) : base(handle)
		{
		}

		[Export ("webView:didClearWindowObject:forFrame:")]
		public void ClearedWindowObject (WebView webView, WebScriptObject windowObject, WebFrame forFrame)
		{
			this.someWebView.WindowScriptObject.SetValueForKey (this, new NSString ("ViewController"));
			InvokeOnMainThread (() =>
			{
				this.someLable.StringValue = "ClearedWindowObject is called";
			});
		}

		public override void ViewDidLoad()
		{
			base.ViewDidLoad();
			var uri = Uri.EscapeUriString(Path.Combine(NSBundle.MainBundle.ResourcePath, "index.html"));

			this.someWebView.FrameLoadDelegate = this;z

			this.someLable.StringValue = "ClearedWindowObject is NOT called";
			this.someWebView.MainFrame.LoadRequest(new NSUrlRequest(new NSUrl(uri)));

			// Do any additional setup after loading the view.
		}

		public override NSObject RepresentedObject
		{
			get
			{
				return base.RepresentedObject;
			}
			set
			{
				base.RepresentedObject = value;
				// Update the view, if already loaded.
			}
		}
	}
}