/**
  * If $this->function_key is set (which means there are two levels of object connectivity) then $this->extClassConf is loaded with the TBE_MODULES_EXT configuration for that sub-sub-module
  *
  * @return	void
  * @see $function_key, tx_funcwizards_webfunc::init()
  */
 function handleExternalFunctionValue()
 {
     // Must clean first to make sure the correct key is set...
     $this->pObj->MOD_SETTINGS = t3lib_BEfunc::getModuleData($this->pObj->MOD_MENU, t3lib_div::_GP('SET'), $this->pObj->MCONF['name']);
     if ($this->function_key) {
         $this->extClassConf = $this->pObj->getExternalItemConfig($this->pObj->MCONF['name'], $this->function_key, $this->pObj->MOD_SETTINGS[$this->function_key]);
         if (is_array($this->extClassConf) && $this->extClassConf['path']) {
             $this->pObj->include_once[] = $this->extClassConf['path'];
         }
     }
 }