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<?php | |
/** | |
* @file | |
* Contains \Drupal\Core\Render\ElementInfoManagerInterface. | |
*/ | |
namespace Drupal\Core\Render; | |
/** | |
* Collects available render array element types. | |
*/ | |
interface ElementInfoManagerInterface { | |
/** | |
* Retrieves the default properties for the defined element type. | |
* | |
* Each of the form element types defined by this hook is assumed to have | |
* a matching theme hook, which should be registered with hook_theme() as | |
* normal. | |
* | |
* For more information about custom element types see the explanation at | |
* https://www.drupal.org/node/169815. | |
* | |
* @param string $type | |
* The machine name of an element type plugin. | |
* | |
* @return array | |
* An associative array describing the element types being defined. The | |
* array contains a sub-array for each element type, with the | |
* machine-readable type name as the key. Each sub-array has a number of | |
* possible attributes: | |
* - #input: boolean indicating whether or not this element carries a value | |
* (even if it's hidden). | |
* - #process: array of callback functions taking $element, $form_state, | |
* and $complete_form. | |
* - #after_build: array of callables taking $element and $form_state. | |
* - #validate: array of callback functions taking $form and $form_state. | |
* - #element_validate: array of callback functions taking $element and | |
* $form_state. | |
* - #pre_render: array of callables taking $element. | |
* - #post_render: array of callables taking $children and $element. | |
* - #submit: array of callback functions taking $form and $form_state. | |
* - #title_display: optional string indicating if and how #title should be | |
* displayed (see form-element.html.twig). | |
* | |
* @see \Drupal\Core\Render\Element\ElementInterface | |
* @see \Drupal\Core\Render\Element\ElementInterface::getInfo() | |
*/ | |
public function getInfo($type); | |
/** | |
* Retrieves a single property for the defined element type. | |
* | |
* @param string $type | |
* An element type as defined by an element plugin. | |
* @param string $property_name | |
* The property within the element type that should be returned. | |
* @param $default | |
* (Optional) The value to return if the element type does not specify a | |
* value for the property. Defaults to NULL. | |
* | |
* @return string | |
* The property value of the defined element type. Or the provided | |
* default value, which can be NULL. | |
*/ | |
public function getInfoProperty($type, $property_name, $default = NULL); | |
} |