public static function displayTabContentForItem(CommonGLPI $item, $tabnum = 1, $withtemplate = 0) { if ($item->getType() == 'PluginOrderOrder') { $order_item = new PluginOrderOrder_Item(); $order_item->showBillsItems($item); } elseif ($item->getType() == __CLASS__) { switch ($tabnum) { case 1: self::showOrdersItems($item); break; case 2: self::showItems($item); break; } } return true; }