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interface VariantInterface in Drupal 9

Same name and namespace in other branches
  1. 8 core/lib/Drupal/Core/Display/VariantInterface.php \Drupal\Core\Display\VariantInterface

Provides an interface for DisplayVariant plugins.

Hierarchy

Expanded class hierarchy of VariantInterface

All classes that implement VariantInterface

See also

\Drupal\Core\Display\Annotation\DisplayVariant

\Drupal\Core\Display\VariantBase

\Drupal\Core\Display\VariantManager

Plugin API

File

core/lib/Drupal/Core/Display/VariantInterface.php, line 20

Namespace

Drupal\Core\Display
View source
interface VariantInterface extends PluginInspectionInterface, ConfigurableInterface, DependentPluginInterface, PluginFormInterface, RefinableCacheableDependencyInterface {

  /**
   * Returns the user-facing display variant label.
   *
   * @return string
   *   The display variant label.
   */
  public function label();

  /**
   * Returns the admin-facing display variant label.
   *
   * This is for the type of display variant, not the configured variant itself.
   *
   * @return string
   *   The display variant administrative label.
   */
  public function adminLabel();

  /**
   * Returns the unique ID for the display variant.
   *
   * @return string
   *   The display variant ID.
   */
  public function id();

  /**
   * Returns the weight of the display variant.
   *
   * @return int
   *   The display variant weight.
   */
  public function getWeight();

  /**
   * Sets the weight of the display variant.
   *
   * @param int $weight
   *   The weight to set.
   */
  public function setWeight($weight);

  /**
   * Determines if this display variant is accessible.
   *
   * @param \Drupal\Core\Session\AccountInterface $account
   *   (optional) The user for which to check access, or NULL to check access
   *   for the current user. Defaults to NULL.
   *
   * @return bool
   *   TRUE if this display variant is accessible, FALSE otherwise.
   */
  public function access(AccountInterface $account = NULL);

  /**
   * Builds and returns the renderable array for the display variant.
   *
   * The variant can contain cacheability metadata for the configuration that
   * was passed in setConfiguration(). In the build() method, this should be
   * added to the render array that is returned.
   *
   * @return array
   *   A render array for the display variant.
   */
  public function build();

}

Members

Namesort descending Modifiers Type Description Overrides
CacheableDependencyInterface::getCacheContexts public function The cache contexts associated with this object. 34
CacheableDependencyInterface::getCacheMaxAge public function The maximum age for which this object may be cached. 34
CacheableDependencyInterface::getCacheTags public function The cache tags associated with this object. 27
ConfigurableInterface::defaultConfiguration public function Gets default configuration for this plugin. 14
ConfigurableInterface::getConfiguration public function Gets this plugin's configuration. 15
ConfigurableInterface::setConfiguration public function Sets the configuration for this plugin instance. 15
DependentPluginInterface::calculateDependencies public function Calculates dependencies for the configured plugin. 20
PluginFormInterface::buildConfigurationForm public function Form constructor. 37
PluginFormInterface::submitConfigurationForm public function Form submission handler. 32
PluginFormInterface::validateConfigurationForm public function Form validation handler. 18
PluginInspectionInterface::getPluginDefinition public function Gets the definition of the plugin implementation. 4
PluginInspectionInterface::getPluginId public function Gets the plugin_id of the plugin instance. 2
RefinableCacheableDependencyInterface::addCacheableDependency public function Adds a dependency on an object: merges its cacheability metadata. 1
RefinableCacheableDependencyInterface::addCacheContexts public function Adds cache contexts. 1
RefinableCacheableDependencyInterface::addCacheTags public function Adds cache tags. 1
RefinableCacheableDependencyInterface::mergeCacheMaxAge public function Merges the maximum age (in seconds) with the existing maximum age. 1
VariantInterface::access public function Determines if this display variant is accessible. 1
VariantInterface::adminLabel public function Returns the admin-facing display variant label. 1
VariantInterface::build public function Builds and returns the renderable array for the display variant. 3
VariantInterface::getWeight public function Returns the weight of the display variant. 1
VariantInterface::id public function Returns the unique ID for the display variant. 1
VariantInterface::label public function Returns the user-facing display variant label. 1
VariantInterface::setWeight public function Sets the weight of the display variant. 1