Microsoft.Windows.Controls.Ribbon.RibbonGallery.OnCoerceFilterItemTemplateSelector C# (CSharp) Method

        private static object OnCoerceFilterItemTemplateSelector(DependencyObject d, object baseValue)
        {
            RibbonGallery gallery = (RibbonGallery)d;
            if (baseValue == null ||
                gallery.FilterItemTemplate != null ||
                gallery.AllFilterItemTemplate != null)
            {
                return new RibbonGalleryDefaultFilterItemTemplateSelector(gallery);
            }

            return baseValue;
        }