class Theme in Context 8

Provides a content reaction that will let you change theme.

Plugin annotation

@ContextReaction(
  id = "theme",
  label = @Translation("Theme")
)

Hierarchy

• class \Drupal\Component\Plugin\PluginBase implements DerivativeInspectionInterface, PluginInspectionInterface
  • class \Drupal\Core\Plugin\PluginBase uses DependencySerializationTrait, MessengerTrait, StringTranslationTrait
    • class \Drupal\context\ContextReactionPluginBase implements ContextReactionInterface
      • class \Drupal\context\Plugin\ContextReaction\Theme implements ContainerFactoryPluginInterface

1 file declares its use of Theme

ThemeSwitcherNegotiator.php in src/Theme/ThemeSwitcherNegotiator.php

1 string reference to 'Theme'

Blocks::buildConfigurationForm in src/Plugin/ContextReaction/Blocks.php

Form constructor.

File

src/Plugin/ContextReaction/Theme.php, line 19

Namespace

Drupal\context\Plugin\ContextReaction

class Theme extends ContextReactionPluginBase implements ContainerFactoryPluginInterface {

  /**
   * @var \Drupal\Core\Theme\ThemeManagerInterface
   */
  protected $themeManager;

  /**
   * @var \Drupal\Core\Extension\ThemeHandlerInterface
   */
  protected $themeHandler;

  /**
   * {@inheritdoc}
   */
  function __construct(array $configuration, $pluginId, $pluginDefinition, ThemeManagerInterface $themeManager, ThemeHandlerInterface $themeHandler) {
    parent::__construct($configuration, $pluginId, $pluginDefinition);
    $this->themeManager = $themeManager;
    $this->themeHandler = $themeHandler;
  }

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container, array $configuration, $pluginId, $pluginDefinition) {
    return new static($configuration, $pluginId, $pluginDefinition, $container
      ->get('theme.manager'), $container
      ->get('theme_handler'));
  }

  /**
   * {@inheritdoc}
   */
  public function summary() {
    return $this
      ->t('Gives you ability to change theme.');
  }

  /**
   * Executes the plugin.
   */
  public function execute() {

    // TODO: Implement execute() method.
  }

  /**
   * {@inheritdoc}
   */
  public function buildConfigurationForm(array $form, FormStateInterface $form_state) {
    $themes = $this->themeHandler
      ->listInfo();
    $default_theme = $this->themeHandler
      ->getDefault();
    $theme_options = [];
    foreach ($themes as $theme_id => $theme) {
      $theme_options[$theme_id] = $theme->info['name'];
    }
    $configuration = $this
      ->getConfiguration();
    $form['theme'] = [
      '#type' => 'radios',
      '#options' => $theme_options,
      '#title' => $this
        ->t('Select theme'),
      '#default_value' => isset($configuration['theme']) ? $configuration['theme'] : $default_theme,
    ];
    return $form;
  }

  /**
   * {@inheritdoc}
   */
  public function submitConfigurationForm(array &$form, FormStateInterface $form_state) {
    $configuration['theme'] = $form_state
      ->getValue('theme');
    $configuration += $this
      ->getConfiguration();
    $this
      ->setConfiguration($configuration);
  }

}

Members

Name	Modifiers	Type	Description	Overrides
ContextReactionPluginBase::calculateDependencies	public	function	Calculates dependencies for the configured plugin. Overrides DependentPluginInterface::calculateDependencies
ContextReactionPluginBase::defaultConfiguration	public	function	Gets default configuration for this plugin. Overrides ConfigurablePluginInterface::defaultConfiguration	2
ContextReactionPluginBase::getConfiguration	public	function	Gets this plugin's configuration. Overrides ConfigurablePluginInterface::getConfiguration	1
ContextReactionPluginBase::getId	public	function	Get the unique ID of this context reaction. Overrides ContextReactionInterface::getId
ContextReactionPluginBase::setConfiguration	public	function	Sets the configuration for this plugin instance. Overrides ConfigurablePluginInterface::setConfiguration	1
ContextReactionPluginBase::validateConfigurationForm	public	function	Form validation handler is optional. Overrides PluginFormInterface::validateConfigurationForm
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
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::$pluginDefinition	protected	property	The plugin implementation definition.	1
PluginBase::$pluginId	protected	property	The plugin_id.
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::$stringTranslation	protected	property	The string translation service.	1
StringTranslationTrait::formatPlural	protected	function	Formats a string containing a count of items.
StringTranslationTrait::getNumberOfPlurals	protected	function	Returns the number of plurals supported by a given language.
StringTranslationTrait::getStringTranslation	protected	function	Gets the string translation service.
StringTranslationTrait::setStringTranslation	public	function	Sets the string translation service to use.	2
StringTranslationTrait::t	protected	function	Translates a string to the current language or to a given language.
Theme::$themeHandler	protected	property
Theme::$themeManager	protected	property
Theme::buildConfigurationForm	public	function	Form constructor. Overrides PluginFormInterface::buildConfigurationForm
Theme::create	public static	function	Creates an instance of the plugin. Overrides ContainerFactoryPluginInterface::create
Theme::execute	public	function	Executes the plugin. Overrides ExecutableInterface::execute
Theme::submitConfigurationForm	public	function	Form submission handler. Overrides PluginFormInterface::submitConfigurationForm
Theme::summary	public	function	Provides a human readable summary of the condition's configuration. Overrides ContextReactionInterface::summary
Theme::__construct		function	Constructs a \Drupal\Component\Plugin\PluginBase object. Overrides ContextReactionPluginBase::__construct