KnowbaseItem::displayTabContentForItem PHP Method

    static function displayTabContentForItem(CommonGLPI $item, $tabnum = 1, $withtemplate = 0)
    {
        if ($item->getType() == __CLASS__) {
            switch ($tabnum) {
                case 1:
                    $item->showFull();
                    break;
                case 2:
                    $item->showVisibility();
                    break;
                case 3:
                    $item->showForm($item->getID());
                    break;
            }
        }
        return true;
    }