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<?php | |
/** | |
* @file | |
* Contains \Drupal\Core\Render\Element\ElementInterface. | |
*/ | |
namespace Drupal\Core\Render\Element; | |
use Drupal\Component\Plugin\PluginInspectionInterface; | |
/** | |
* Provides an interface for render element plugins. | |
* | |
* Render element plugins allow modules to declare their own Render API element | |
* types and specify the default values for the properties. The values returned | |
* by the getInfo() method of the element plugin will be merged with the | |
* properties specified in render arrays. Thus, you can specify defaults for any | |
* Render API keys, in addition to those explicitly documented by | |
* \Drupal\Core\Render\ElementInfoManagerInterface::getInfo(). | |
* | |
* Some render elements are specifically form input elements; see | |
* \Drupal\Core\Render\Element\FormElementInterface for more information. | |
* | |
* @see \Drupal\Core\Render\ElementInfoManager | |
* @see \Drupal\Core\Render\Annotation\RenderElement | |
* @see \Drupal\Core\Render\Element\RenderElement | |
* @see plugin_api | |
* | |
* @ingroup theme_render | |
*/ | |
interface ElementInterface extends PluginInspectionInterface { | |
/** | |
* Returns the element properties for this element. | |
* | |
* @return array | |
* An array of element properties. See | |
* \Drupal\Core\Render\ElementInfoManagerInterface::getInfo() for | |
* documentation of the standard properties of all elements, and the | |
* return value format. | |
*/ | |
public function getInfo(); | |
/** | |
* Sets a form element's class attribute. | |
* | |
* Adds 'required' and 'error' classes as needed. | |
* | |
* @param array $element | |
* The form element. | |
* @param array $class | |
* Array of new class names to be added. | |
*/ | |
public static function setAttributes(&$element, $class = array()); | |
} |