CTaskListState::setSection

public function setSection($sectionId)
{
	$sectionId = (int) $sectionId;

	if ( ! self::isSectionExists($sectionId) )
		throw new TasksException('', TasksException::TE_WRONG_ARGUMENTS);

	$this->state[self::TOC_SECTION_SELECTED] = $sectionId;
}