/**
  * Export settings from form
  * 
  * @param ilPropertyFormGUI $a_form	
  */
 public function exportToForm(ilPropertyFormGUI $a_form)
 {
     foreach ($a_form->getItems() as $item) {
         if (method_exists($item, "getPostVar")) {
             $field = $item->getPostVar();
             if ($this->valueExists($field)) {
                 $value = $this->getValue($field);
                 if (method_exists($item, "setDate")) {
                     $date = new ilDateTime($value, IL_CAL_DATETIME);
                     $item->setDate($date);
                 } else {
                     if (method_exists($item, "setValue")) {
                         $item->setValue($value);
                         if (method_exists($item, "setChecked")) {
                             $item->setChecked(true);
                         }
                     }
                 }
             }
         }
     }
 }