private void WebView_ScriptNotify(object sender, NotifyEventArgs args)
{
switch (args.Value)
{
case "left":
Debug.WriteLine("web view swipe left");
break;
case "right":
Debug.WriteLine("web view swipe right");
break;
case "up":
Debug.WriteLine("web view swipe up");
break;
case "down":
Debug.WriteLine("web view swipe down");
break;
default:
break;
}
}