/**
* Adds an element to the container
*
* @param ElementInterface $element
*
* @return self|$this|ContainerInterface
*/
public function add(ElementInterface $element)
{
if (null === $element->getName()) {
$this->data[] = $element;
return $this;
}
$this->data[$element->getName()] = $element;
return $this;
}
/**
* Sets the input label
*
* Label parameter can be a string or a element interface.
* If a string is provided then an ElementInterface MUST be created.
* This element MUST result in a <label> HTML tag when rendering and
* as you may define your own implementation it is advisable that you
* use the Slick\Form\Element\Label object.
*
* @param string|ElementInterface $label
*
* @return self|$this|InputInterface
*
* @throws InvalidArgumentException If the provided label is not a string
* or is not an object of a class implementing the ElementInterface.
*/
public function setLabel($label)
{
$this->label = $this->checkLabel($label);
$class = $this->label->getAttribute('class');
$this->label->setAttribute('for', $this->generateId())->setAttribute('class', trim("control-label {$class}"));
return $this;
}
/**
* Returns the elements's attributes as a string
*
* @return string
*/
public function getAttributes()
{
$result = [];
foreach ($this->element->getAttributes() as $attribute => $value) {
if (null === $value) {
$result[] = $attribute;
continue;
}
$result[] = "{$attribute}=\"{$value}\"";
}
return implode(' ', $result);
}
/**
* Adds the value to the element
*
* @param ElementInterface $elm
* @param array $data
*/
protected static function setValue(ElementInterface $elm, $data)
{
if (isset($data['value'])) {
$elm->setValue($data['value']);
}
}