public function getSCKeyFuncMap()
    {
        if (!$this->canDisplayed()) return null;

        $map = array();
        /**
         * @todo need to remove, not used (mr_a_ton)
         */
        //$formObj = $this->getFormObj(); // not used

        if ($this->eventHandlers == null)
            return null;
        foreach ($this->eventHandlers as $eventHandler)
        {
            if ($eventHandler->shortcutKey)
            {
                $map[$eventHandler->shortcutKey] = $eventHandler->getFormedFunction();
            }
        }
        return $map;
    }