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class SystemCompactLink in Drupal 10

Same name and namespace in other branches
  1. 8 core/lib/Drupal/Core/Render/Element/SystemCompactLink.php \Drupal\Core\Render\Element\SystemCompactLink
  2. 9 core/lib/Drupal/Core/Render/Element/SystemCompactLink.php \Drupal\Core\Render\Element\SystemCompactLink

Provides a link to show or hide help text on administration pages.

Usage example:

$form['system_compact_link'] = [
  '#type' => 'system_compact_link',
];

Plugin annotation

@RenderElement("system_compact_link");

Hierarchy

Expanded class hierarchy of SystemCompactLink

4 #type uses of SystemCompactLink
RenderElementTypesTest::testSystemCompactLink in core/tests/Drupal/KernelTests/Core/Render/Element/RenderElementTypesTest.php
Tests system #type 'system_compact_link'.
template_preprocess_admin_page in core/modules/system/system.admin.inc
Prepares variables for administrative index page templates.
template_preprocess_system_admin_index in core/modules/system/system.admin.inc
Prepares variables for admin index templates.
UserPermissionsForm::buildForm in core/modules/user/src/Form/UserPermissionsForm.php
Form constructor.

File

core/lib/Drupal/Core/Render/Element/SystemCompactLink.php, line 21

Namespace

Drupal\Core\Render\Element
View source
class SystemCompactLink extends Link {

  /**
   * {@inheritdoc}
   */
  public function getInfo() {
    $class = static::class;
    return [
      '#pre_render' => [
        [
          $class,
          'preRenderCompactLink',
        ],
        [
          $class,
          'preRenderLink',
        ],
      ],
      '#theme_wrappers' => [
        'container' => [
          '#attributes' => [
            'class' => [
              'compact-link',
            ],
          ],
        ],
      ],
    ];
  }

  /**
   * Pre-render callback: Renders a link into #markup.
   *
   * Doing so during pre_render gives modules a chance to alter the link parts.
   *
   * @param array $element
   *   A structured array whose keys form the arguments to Drupal::l():
   *   - #title: The link text to pass as argument to Drupal::l().
   *   - One of the following:
   *     - #route_name and (optionally) a #route_parameters array; The route
   *       name and route parameters which will be passed into the link
   *       generator.
   *     - #href: The system path or URL to pass as argument to Drupal::l().
   *   - #options: (optional) An array of options to pass to Drupal::l() or the
   *     link generator.
   *
   * @return array
   *   The passed-in element containing the system compact link default values.
   */
  public static function preRenderCompactLink($element) {

    // By default, link options to pass to l() are normally set in #options.
    $element += [
      '#options' => [],
    ];
    if (system_admin_compact_mode()) {
      $element['#title'] = t('Show descriptions');
      $element['#url'] = BaseUrl::fromRoute('system.admin_compact_page', [
        'mode' => 'off',
      ]);
      $element['#options'] = [
        'attributes' => [
          'title' => t('Expand layout to include descriptions.'),
        ],
        'query' => \Drupal::destination()
          ->getAsArray(),
      ];
    }
    else {
      $element['#title'] = t('Hide descriptions');
      $element['#url'] = BaseUrl::fromRoute('system.admin_compact_page', [
        'mode' => 'on',
      ]);
      $element['#options'] = [
        'attributes' => [
          'title' => t('Compress layout by hiding descriptions.'),
        ],
        'query' => \Drupal::destination()
          ->getAsArray(),
      ];
    }
    $options = NestedArray::mergeDeep($element['#url']
      ->getOptions(), $element['#options']);
    $element['#markup'] = BaseLink::fromTextAndUrl($element['#title'], $element['#url']
      ->setOptions($options))
      ->toString();
    return $element;
  }

}

Members

Namesort descending Modifiers Type Description Overrides
DependencySerializationTrait::$_entityStorages protected property
DependencySerializationTrait::$_serviceIds protected property
DependencySerializationTrait::__sleep public function 2
DependencySerializationTrait::__wakeup public function 2
Link::preRenderLink public static function Pre-render callback: Renders a link into #markup.
Link::preRenderLinks public static function Pre-render callback: Collects child links into a single array.
MessengerTrait::$messenger protected property The messenger. 18
MessengerTrait::messenger public function Gets the messenger. 18
MessengerTrait::setMessenger public function Sets the messenger.
PluginBase::$configuration protected property Configuration information passed into the plugin. 1
PluginBase::$pluginDefinition protected property The plugin implementation definition.
PluginBase::$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
PluginBase::getDerivativeId public function
PluginBase::getPluginDefinition public function 2
PluginBase::getPluginId public function
PluginBase::isConfigurable public function Determines if the plugin is configurable.
PluginBase::__construct public function Constructs a \Drupal\Component\Plugin\PluginBase object. 53
RenderElement::preRenderAjaxForm public static function Adds Ajax information about an element to communicate with JavaScript.
RenderElement::preRenderGroup public static function Adds members of this group as actual elements for rendering.
RenderElement::processAjaxForm public static function Form element processing handler for the #ajax form property. 1
RenderElement::processGroup public static function Arranges elements into groups.
RenderElement::setAttributes public static function Sets a form element's class attribute. Overrides ElementInterface::setAttributes
StringTranslationTrait::$stringTranslation protected property The string translation service. 3
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. 1
StringTranslationTrait::t protected function Translates a string to the current language or to a given language.
SystemCompactLink::getInfo public function Returns the element properties for this element. Overrides Link::getInfo
SystemCompactLink::preRenderCompactLink public static function Pre-render callback: Renders a link into #markup.