Vlastní container-componenta ve formuláři

		$form = $this->formFactory->create();
		$form->addComponent(
			$this->userHierarchyTreeComponentFactory->create(),
			"user_hierarchy_tree"
		);

		return $form;

	public function create(): UserHierarchyTreeContainer
	{
		return new UserHierarchyTreeContainer($this->userHierarchyTreeService);
	}

class UserHierarchyTreeContainer extends Container
{

	/**
	 * UserHierarchyTreeContainer constructor.
	 * @param UserHierarchyTreeService $userHierarchyTreeService
	 * @throws Exception
	 * @throws \Throwable
	 */
	public function __construct(
		UserHierarchyTreeService $userHierarchyTreeService
	)
	{
		parent::__construct();
		foreach ($userHierarchyTreeService->getUserUserHierarchyTreeArray() as $login => $fullName) {
			$this->addCheckbox($login, $fullName);
		}
	}

	public function render()
	{
		$userHierarchyTreeRender = new UserHierarchyTreeRender($this);

		$userHierarchyTreeRender->render();
	}
}

class UserHierarchyTreeRender extends Control
{

	/** @var UserHierarchyTreeContainer */
	private $userHierarchyTreeContainer;

	/**
	 * UserHierarchyTreeRender constructor.
	 * @param UserHierarchyTreeContainer $userHierarchyTreeContainer
	 */
	public function __construct(
		UserHierarchyTreeContainer $userHierarchyTreeContainer
	)
	{
		parent::__construct();
		$this->userHierarchyTreeContainer = $userHierarchyTreeContainer;
	}

	public function render()
	{
		$template = $this->template;
		$template->setFile(__DIR__ . '/templates/default.latte');

		$template->render();
	}
}