/**
* adds an item to the toolbar
*
- * @param string toolbar item class reference, f.e. EXT:toolbarextension/class.tx_toolbarextension_coolitem.php:tx_toolbarExtension_coolItem
+ * @param string toolbar item class reference, f.e. EXT:toolbarextension/class.tx_toolbarextension_coolitem.php:tx_toolbarExtension_coolItem
+ * @param backend_toolbarItem object of an backend_toolbarItem implementation
+ * @return void
*/
public function addToolbarItem($toolbarItemName, $toolbarItemClassReference) {
$toolbarItem = t3lib_div::getUserObj($toolbarItemClassReference);
- if(!($toolbarItem instanceof t3lib_backendToolbarItem)) {
+ if(!($toolbarItem instanceof backend_toolbarItem)) {
throw new UnexpectedValueException('$toolbarItem "'.$toolbarItemName.'" must implement interface backend_toolbarItem', 1195125501);
}