protected function UpdateInheritableProperties($oOwningCategory, $oCategory)
    {
        $activeValue = '1';
        if (false === $oOwningCategory->fieldActive || false === $oCategory->parentCategoriesAreActive()) {
            $activeValue = '0';
        }
        $oTableEditor = TTools::GetTableEditorManager($this->oTableConf->fieldName, $oCategory->id);
        $oTableEditor->AllowEditByAll($this->bAllowEditByAll);
        $oTableEditor->SaveField('tree_active', $activeValue, false);
    }