/**
* Prepares the element prior to rendering
* @param \Zend\Form\ElementInterface $element
* @param string $formType
* @param array $displayOptions
* @return void
*/
protected function prepareElementBeforeRendering(ElementInterface $element, $formType, array $displayOptions)
{
if (array_key_exists('class', $displayOptions)) {
$class = $element->getAttribute('class');
$class = $this->genUtil->addWords($displayOptions['class'], $class);
$escapeHtmlAttrHelper = $this->getEscapeHtmlAttrHelper();
$class = $this->genUtil->escapeWords($class, $escapeHtmlAttrHelper);
$element->setAttribute('class', $class);
}
$this->formUtil->addIdAttributeIfMissing($element);
}
/**
* Render a form <select> element from the provided $element
* @param ElementInterface $element
* @param null|string $formType
* @param array $displayOptions
* @return string
*/
public function render(ElementInterface $element, $formType = null, array $displayOptions = array())
{
if (array_key_exists('class', $displayOptions)) {
$class = $element->getAttribute('class');
$class = $this->genUtil->addWords($displayOptions['class'], $class);
$escapeHtmlAttrHelper = $this->getEscapeHtmlAttrHelper();
$class = $this->genUtil->escapeWords($class, $escapeHtmlAttrHelper);
$element->setAttribute('class', $class);
}
if (array_key_exists('size', $displayOptions)) {
$element->setAttribute('size', (int) $displayOptions['size']);
}
$this->formUtil->addIdAttributeIfMissing($element);
$html = parent::render($element);
return $html;
}
/**
* Prepares the element prior to rendering
* @param \Zend\Form\ElementInterface $element
* @param string $formType
* @param array $displayOptions
* @return void
*/
protected function prepareElementBeforeRendering(ElementInterface $element, $formType, array $displayOptions)
{
$this->formUtil->addIdAttributeIfMissing($element);
}
