Independent forms in Nette: UI\Form x UI\Control

Control.php

<?php

use Nette\Application\UI;

class Form extends UI\Control
{

	protected function createComponentForm()
	{
		$form = new UI\Form;
		$form->addText('foo');
		$form->addSubmit('send');
		return $form;
	}

	public function render()
	{
	        $this->template->setFile(__DIR__ . '/formTemplate.latte');
	        $this->template->render();
	}

}

Form.php

<?php

use Nette\Application\UI;
use Nette\Latte\Engine;
use Nette\Templating\FileTemplate;

class Form extends UI\Form
{

	protected function attached($parent)
	{
		parent::attached($parent);
		if (!$parent instanceof UI\Presenter) return;

		$this->addText('foo');
		$this->addSubmit('send');
	}

	public function render()
	{
        	$template = new FileTemplate(__DIR__ . '/formTemplate.latte');
	        $template->registerFilter(new Engine);
	        $template->form = $this;
	        $template->render();
	}
}