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<?php
namespace Drupal\Core\Field;
use Drupal\Component\Plugin\PluginInspectionInterface;
use Drupal\Core\Config\Entity\ThirdPartySettingsInterface;
/**
* Interface definition for plugin with settings.
*
* @todo Merge into \Drupal\Component\Plugin\ConfigurableInterface. See
* https://www.drupal.org/project/drupal/issues/1764380
*/
interface PluginSettingsInterface extends PluginInspectionInterface, ThirdPartySettingsInterface {
/**
* Defines the default settings for this plugin.
*
* @return array
* A list of default settings, keyed by the setting name.
*/
public static function defaultSettings();
/**
* Returns the array of settings, including defaults for missing settings.
*
* @return array
* The array of settings.
*/
public function getSettings();
/**
* Returns the value of a setting, or its default value if absent.
*
* @param string $key
* The setting name.
*
* @return mixed
* The setting value.
*/
public function getSetting($key);
/**
* Sets the settings for the plugin.
*
* @param array $settings
* The array of settings, keyed by setting names. Missing settings will be
* assigned their default values.
*
* @return $this
*/
public function setSettings(array $settings);
/**
* Sets the value of a setting for the plugin.
*
* @param string $key
* The setting name.
* @param mixed $value
* The setting value.
*
* @return $this
*/
public function setSetting($key, $value);
/**
* Informs the plugin that some configuration it depends on will be deleted.
*
* This method allows plugins to keep their configuration up-to-date when a
* dependency calculated with ::calculateDependencies() is removed. For
* example, an entity view display contains a formatter having a setting
* pointing to an arbitrary config entity. When that config entity is deleted,
* this method is called by the view display to react to the dependency
* removal by updating its configuration.
*
* This method must return TRUE if the removal event updated the plugin
* configuration or FALSE otherwise.
*
* @param array $dependencies
* An array of dependencies that will be deleted keyed by dependency type.
* Dependency types are 'config', 'content', 'module' and 'theme'.
*
* @return bool
* TRUE if the plugin configuration has changed, FALSE if not.
*
* @see \Drupal\Core\Entity\EntityDisplayBase
*/
public function onDependencyRemoval(array $dependencies);
}
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