class ImageLazyLoadController in Drupal 9

The ImageLazyLoadController class.

Hierarchy

• class \Drupal\Core\Controller\ControllerBase implements ContainerInjectionInterface uses LoggerChannelTrait, MessengerTrait, RedirectDestinationTrait, StringTranslationTrait
  • class \Drupal\image_lazy_load_test\Controller\ImageLazyLoadController

File

core/modules/system/tests/modules/image_lazy_load_test/src/Controller/ImageLazyLoadController.php, line 10

Namespace

Drupal\image_lazy_load_test\Controller

class ImageLazyLoadController extends ControllerBase {

  /**
   * Render an image using image theme.
   *
   * @return array
   *   The render array.
   */
  public function renderImage() {
    $images['with-dimensions'] = [
      '#theme' => 'image',
      '#uri' => '/core/themes/bartik/logo.svg',
      '#alt' => 'Image lazy load testing image',
      '#prefix' => '<div id="with-dimensions">',
      '#suffix' => '</div>',
      '#width' => '50%',
      '#height' => '50%',
    ];
    $images['without-dimensions'] = [
      '#theme' => 'image',
      '#uri' => '/core/themes/bartik/logo.svg',
      '#alt' => 'Image lazy load testing image without dimensions',
      '#prefix' => '<div id="without-dimensions">',
      '#suffix' => '</div>',
    ];
    $images['override-loading-attribute'] = [
      '#theme' => 'image',
      '#uri' => '/core/themes/bartik/logo.svg',
      '#alt' => 'Image lazy load test loading attribute can be overridden',
      '#prefix' => '<div id="override-loading-attribute">',
      '#suffix' => '</div>',
      '#width' => '50%',
      '#height' => '50%',
    ];
    $images['override-loading-attribute']['#attributes']['loading'] = 'eager';
    return $images;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
ControllerBase::$configFactory	protected	property	The configuration factory.
ControllerBase::$currentUser	protected	property	The current user service.	1
ControllerBase::$entityFormBuilder	protected	property	The entity form builder.
ControllerBase::$entityTypeManager	protected	property	The entity type manager.
ControllerBase::$formBuilder	protected	property	The form builder.	2
ControllerBase::$keyValue	protected	property	The key-value storage.	1
ControllerBase::$languageManager	protected	property	The language manager.	1
ControllerBase::$moduleHandler	protected	property	The module handler.	2
ControllerBase::$stateService	protected	property	The state service.
ControllerBase::cache	protected	function	Returns the requested cache bin.
ControllerBase::config	protected	function	Retrieves a configuration object.
ControllerBase::container	private	function	Returns the service container.
ControllerBase::create	public static	function	Instantiates a new instance of this class. Overrides ContainerInjectionInterface::create	46
ControllerBase::currentUser	protected	function	Returns the current user.	1
ControllerBase::entityFormBuilder	protected	function	Retrieves the entity form builder.
ControllerBase::entityTypeManager	protected	function	Retrieves the entity type manager.
ControllerBase::formBuilder	protected	function	Returns the form builder service.	2
ControllerBase::keyValue	protected	function	Returns a key/value storage collection.	1
ControllerBase::languageManager	protected	function	Returns the language manager service.	1
ControllerBase::moduleHandler	protected	function	Returns the module handler.	2
ControllerBase::redirect	protected	function	Returns a redirect response object for the specified route.
ControllerBase::state	protected	function	Returns the state storage service.
ImageLazyLoadController::renderImage	public	function	Render an image using image theme.
LoggerChannelTrait::$loggerFactory	protected	property	The logger channel factory service.
LoggerChannelTrait::getLogger	protected	function	Gets the logger for a specific channel.
LoggerChannelTrait::setLoggerFactory	public	function	Injects the logger channel factory.
MessengerTrait::$messenger	protected	property	The messenger.	27
MessengerTrait::messenger	public	function	Gets the messenger.	27
MessengerTrait::setMessenger	public	function	Sets the messenger.
RedirectDestinationTrait::$redirectDestination	protected	property	The redirect destination service.	1
RedirectDestinationTrait::getDestinationArray	protected	function	Prepares a 'destination' URL query parameter for use with \Drupal\Core\Url.
RedirectDestinationTrait::getRedirectDestination	protected	function	Returns the redirect destination service.
RedirectDestinationTrait::setRedirectDestination	public	function	Sets the redirect destination service.
StringTranslationTrait::$stringTranslation	protected	property	The string translation service.	4
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.