interface StateInterface

Same name in this branch
  1. 8.9.x core/lib/Drupal/Core/State/StateInterface.php \Drupal\Core\State\StateInterface
Same name in other branches
  1. 9 core/modules/workflows/src/StateInterface.php \Drupal\workflows\StateInterface
  2. 9 core/lib/Drupal/Core/State/StateInterface.php \Drupal\Core\State\StateInterface
  3. 10 core/modules/workflows/src/StateInterface.php \Drupal\workflows\StateInterface
  4. 10 core/lib/Drupal/Core/State/StateInterface.php \Drupal\Core\State\StateInterface
  5. 11.x core/modules/workflows/src/StateInterface.php \Drupal\workflows\StateInterface
  6. 11.x core/lib/Drupal/Core/State/StateInterface.php \Drupal\Core\State\StateInterface

An interface for state value objects.

@internal The StateInterface should only be used by Workflows and Content Moderation. @todo Revisit the need for this in https://www.drupal.org/node/2902309.

Hierarchy

Expanded class hierarchy of StateInterface

All classes that implement StateInterface

8 files declare their use of StateInterface
ContentModeration.php in core/modules/content_moderation/src/Plugin/WorkflowType/ContentModeration.php
ContentModerationState.php in core/modules/content_moderation/src/ContentModerationState.php
ContentModerationStateForm.php in core/modules/content_moderation/src/Form/ContentModerationStateForm.php
StateTransitionValidation.php in core/modules/content_moderation/src/StateTransitionValidation.php
StateTransitionValidationInterface.php in core/modules/content_moderation/src/StateTransitionValidationInterface.php

... See full list

File

core/modules/workflows/src/StateInterface.php, line 12

Namespace

Drupal\workflows
View source
interface StateInterface {
    
    /**
     * The key of the state plugin form.
     */
    const PLUGIN_FORM_KEY = 'state';
    
    /**
     * Gets the state's ID.
     *
     * @return string
     *   The state's ID.
     */
    public function id();
    
    /**
     * Gets the state's label.
     *
     * @return string
     *   The state's label.
     */
    public function label();
    
    /**
     * Gets the state's weight.
     *
     * @return int
     *   The state's weight.
     */
    public function weight();
    
    /**
     * Determines if the state can transition to the provided state ID.
     *
     * @param $to_state_id
     *   The state to transition to.
     *
     * @return bool
     *   TRUE if the state can transition to the provided state ID. FALSE, if not.
     */
    public function canTransitionTo($to_state_id);
    
    /**
     * Gets the Transition object for the provided state ID.
     *
     * @param $to_state_id
     *   The state to transition to.
     *
     * @return \Drupal\workflows\TransitionInterface
     *   The Transition object for the provided state ID.
     *
     * @throws \InvalidArgumentException()
     *   Exception thrown when the provided state ID can not be transitioned to.
     */
    public function getTransitionTo($to_state_id);
    
    /**
     * Gets all the possible transition objects for the state.
     *
     * @return \Drupal\workflows\TransitionInterface[]
     *   All the possible transition objects for the state.
     */
    public function getTransitions();

}

Members

Title Sort descending Modifiers Object type Summary Overrides
StateInterface::canTransitionTo public function Determines if the state can transition to the provided state ID. 2
StateInterface::getTransitions public function Gets all the possible transition objects for the state. 2
StateInterface::getTransitionTo public function Gets the Transition object for the provided state ID. 2
StateInterface::id public function Gets the state's ID. 2
StateInterface::label public function Gets the state's label. 2
StateInterface::PLUGIN_FORM_KEY constant The key of the state plugin form.
StateInterface::weight public function Gets the state's weight. 2

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