class DropdownWithInclude in Block Style Plugins 8.2

Demonstrate using the 'include' parameter.

Provides a 'DropdownWithInclude' block style for only adding styles to the "Powered by Drupal" block.

Plugin annotation

@BlockStyle(
 id = "dropdown_with_include",
 label = @Translation("Dropdown with Include"),
 include = {
   "system_powered_by_block",
   "basic",
 }
)

Hierarchy

• class \Drupal\Component\Plugin\PluginBase implements DerivativeInspectionInterface, PluginInspectionInterface
  • class \Drupal\Core\Plugin\PluginBase uses DependencySerializationTrait, MessengerTrait, StringTranslationTrait
    • class \Drupal\block_style_plugins\Plugin\BlockStyleBase implements BlockStyleInterface, ContainerFactoryPluginInterface, PluginFormInterface
      • class \Drupal\block_style_plugins_test\Plugin\BlockStyle\DropdownWithInclude

File

tests/modules/block_style_plugins_test/src/Plugin/BlockStyle/DropdownWithInclude.php, line 23

Namespace

Drupal\block_style_plugins_test\Plugin\BlockStyle

class DropdownWithInclude extends BlockStyleBase {

  /**
   * {@inheritdoc}
   */
  public function defaultConfiguration() {

    // Default this to the third option.
    return [
      'dropdown_class' => 'style-3',
    ];
  }

  /**
   * {@inheritdoc}
   */
  public function buildConfigurationForm(array $form, FormStateInterface $form_state) {

    // The value of the options should be the class name which will be applied.
    $elements['dropdown_class'] = [
      '#type' => 'select',
      '#title' => $this
        ->t('Choose a style from the dropdown'),
      '#options' => [
        'style-1' => $this
          ->t('Style 1'),
        'style-2' => $this
          ->t('Style 2'),
        'style-3' => $this
          ->t('Style 3'),
      ],
      '#default_value' => $this->configuration['dropdown_class'],
    ];
    return $elements;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
BlockStyleBase::$entityTypeManager	protected	property	Instance of the Entity Type Manager service.
BlockStyleBase::$pluginId	protected	property	Plugin ID for the Block being configured. Overrides PluginBase::$pluginId
BlockStyleBase::build	public	function	Builds and returns the renderable array for this block style plugin. Overrides BlockStyleInterface::build
BlockStyleBase::create	public static	function	Creates an instance of the plugin. Overrides ContainerFactoryPluginInterface::create
BlockStyleBase::getConfiguration	public	function	Gets this plugin's configuration. Overrides ConfigurableInterface::getConfiguration
BlockStyleBase::getStylesFromVariables	protected	function	Get styles for a block set in a preprocess $variables array.
BlockStyleBase::setConfiguration	public	function	Sets the configuration for this plugin instance. Overrides ConfigurableInterface::setConfiguration
BlockStyleBase::submitConfigurationForm	public	function	Form submission handler. Overrides PluginFormInterface::submitConfigurationForm
BlockStyleBase::themeSuggestion	public	function	Add theme suggestions for the block. Overrides BlockStyleInterface::themeSuggestion	1
BlockStyleBase::validateConfigurationForm	public	function	Form validation handler. Overrides PluginFormInterface::validateConfigurationForm
BlockStyleBase::__construct	public	function	Construct method for BlockStyleBase. Overrides PluginBase::__construct
DependencySerializationTrait::$_entityStorages	protected	property	An array of entity type IDs keyed by the property name of their storages.
DependencySerializationTrait::$_serviceIds	protected	property	An array of service IDs keyed by property name used for serialization.
DependencySerializationTrait::__sleep	public	function		1
DependencySerializationTrait::__wakeup	public	function		2
DropdownWithInclude::buildConfigurationForm	public	function	Form constructor. Overrides BlockStyleBase::buildConfigurationForm
DropdownWithInclude::defaultConfiguration	public	function	Gets default configuration for this plugin. Overrides BlockStyleBase::defaultConfiguration
MessengerTrait::$messenger	protected	property	The messenger.	29
MessengerTrait::messenger	public	function	Gets the messenger.	29
MessengerTrait::setMessenger	public	function	Sets the messenger.
PluginBase::$configuration	protected	property	Configuration information passed into the plugin.	1
PluginBase::$pluginDefinition	protected	property	The plugin implementation definition.	1
PluginBase::DERIVATIVE_SEPARATOR		constant	A string which is used to separate base plugin IDs from the derivative ID.
PluginBase::getBaseId	public	function	Gets the base_plugin_id of the plugin instance. Overrides DerivativeInspectionInterface::getBaseId
PluginBase::getDerivativeId	public	function	Gets the derivative_id of the plugin instance. Overrides DerivativeInspectionInterface::getDerivativeId
PluginBase::getPluginDefinition	public	function	Gets the definition of the plugin implementation. Overrides PluginInspectionInterface::getPluginDefinition	3
PluginBase::getPluginId	public	function	Gets the plugin_id of the plugin instance. Overrides PluginInspectionInterface::getPluginId
PluginBase::isConfigurable	public	function	Determines if the plugin is configurable.
StringTranslationTrait::$stringTranslation	protected	property	The string translation service.	1
StringTranslationTrait::formatPlural	protected	function	Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals	protected	function	Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation	protected	function	Gets the string translation service.
StringTranslationTrait::setStringTranslation	public	function	Sets the string translation service to use.	2
StringTranslationTrait::t	protected	function	Translates a string to the current language or to a given language.