TestController.php

$form = new \silk\form\Form('blah');
$fs = $form->addFieldSet('blah', array('legend' => 'Config Options'));
$fs->addField('TextBox', 'thing');
$form->addButton('Submit');
$form->addButton('Cancel', array('value' => 'Get Me Out of Here!'));

if ($form->isPosted()) //Checks and then fills in values from POST
{
	if ($form->getClickedButton() == 'Submit')
	{
		echo $form->getValue('thing');
	}
}

echo $form->render();