interface SubjectInterface in Changed Fields API 8

Interface SubjectInterface.

Hierarchy

• interface \Drupal\changed_fields\SubjectInterface

2 files declare their use of SubjectInterface

BasicUsageObserver.php in examples/changed_fields_basic_usage/src/BasicUsageObserver.php

Contains BasicUsageObserver.php.

ExtendedFieldComparatorObserver.php in examples/changed_fields_extended_field_comparator/src/ExtendedFieldComparatorObserver.php

Contains ExtendedFieldComparatorObserver.php.

File

src/SubjectInterface.php, line 15

Contains SubjectInterface.php.

Namespace

Drupal\changed_fields

interface SubjectInterface {

  /**
   * Add observer to list.
   *
   * @param ObserverInterface $observer
   */
  public function addObserver(ObserverInterface $observer);

  /**
   * Remove observer from list.
   *
   * @param ObserverInterface $observer
   */
  public function removeObserver(ObserverInterface $observer);

  /**
   *  Notify all registered observers if needed.
   *
   * @param NodeInterface $node
   */
  public function checkNodeFields(NodeInterface $node);

  /**
   * Returns node object.
   */
  public function getNode();

  /**
   * Returns changed fields.
   */
  public function getChangedFields();

}

Members

Name	Modifiers	Type	Description	Overrides
SubjectInterface::addObserver	public	function	Add observer to list.	1
SubjectInterface::checkNodeFields	public	function	Notify all registered observers if needed.	1
SubjectInterface::getChangedFields	public	function	Returns changed fields.	1
SubjectInterface::getNode	public	function	Returns node object.	1
SubjectInterface::removeObserver	public	function	Remove observer from list.	1