acp_styles::sort_styles PHP Method

    public function sort_styles($style1, $style2)
    {
        if ($style1['style_active'] != $style2['style_active']) {
            return $style1['style_active'] ? -1 : 1;
        }
        if (isset($style1['_available']) && $style1['_available'] != $style2['_available']) {
            return $style1['_available'] ? -1 : 1;
        }
        return strcasecmp(isset($style1['style_name']) ? $style1['style_name'] : $style1['name'], isset($style2['style_name']) ? $style2['style_name'] : $style2['name']);
    }