void init()
        {
            Height = DeviceHeight;
            Width = DeviceWidth;

            _iconbar = new IconSlideBar();
            Children.Add(_iconbar);

            Background = new SolidColorBrush(Colors.Transparent);
            if (ISlideElementSizeChanged != null)
                ISlideElementSizeChanged(this);


        }
 void initbar()
 {
     _iconbar = new IconSlideBar();
     Children.Add(_iconbar);
 }