public function getStateItemClass($state = null) {
		if (is_bool($state) && ($state === true)) {
			$state = 2;
		}

		switch ((int)$state) {
			case 2:
				$classItem = '';
				break;
			case 1:
				$classItem = 'list-group-item-warning';
				break;
			default:
				$classItem = 'list-group-item-danger';
		}

		return $classItem;
	}