JanTvrdik/NetteExtras — pull request #6 by uestla (2012-06-25 14:06:34+00:00)
Title: range rule improved

Added support for other DatePicker control dependency...

```php
addDatePicker(...);
$end = $form->addDatePicker(...);

$begin->addRule(Form::RANGE, '...', array(NULL, $end));
$end->addRule(Form::RANGE, '...', array($begin, NULL));
```