class ToolbarItem in Drupal 8

Provides a toolbar item that is wrapped in markup for common styling.

The 'tray' property contains a renderable array.

Plugin annotation

@RenderElement("toolbar_item");

Hierarchy

• class \Drupal\Component\Plugin\PluginBase implements DerivativeInspectionInterface, PluginInspectionInterface
  • class \Drupal\Core\Plugin\PluginBase uses DependencySerializationTrait, MessengerTrait, StringTranslationTrait
    • class \Drupal\Core\Render\Element\RenderElement implements ElementInterface
      • class \Drupal\toolbar\Element\ToolbarItem

9 #type uses of ToolbarItem

block_place_toolbar in core/modules/block_place/block_place.module

Implements hook_toolbar().

contextual_toolbar in core/modules/contextual/contextual.module

Implements hook_toolbar().

hook_toolbar in core/modules/toolbar/toolbar.api.php

Add items to the toolbar menu.

shortcut_toolbar in core/modules/shortcut/shortcut.module

Implements hook_toolbar().

toolbar_test_toolbar in core/modules/toolbar/tests/modules/toolbar_test/toolbar_test.module

Implements hook_toolbar().

... See full list

File

core/modules/toolbar/src/Element/ToolbarItem.php, line 15

Namespace

Drupal\toolbar\Element

class ToolbarItem extends RenderElement {

  /**
   * {@inheritdoc}
   */
  public function getInfo() {
    $class = get_class($this);
    return [
      '#pre_render' => [
        [
          $class,
          'preRenderToolbarItem',
        ],
      ],
      'tab' => [
        '#type' => 'link',
        '#title' => NULL,
        '#url' => Url::fromRoute('<front>'),
      ],
    ];
  }

  /**
   * Provides markup for associating a tray trigger with a tray element.
   *
   * A tray is a responsive container that wraps renderable content. Trays
   * present content well on small and large screens alike.
   *
   * @param array $element
   *   A renderable array.
   *
   * @return array
   *   A renderable array.
   */
  public static function preRenderToolbarItem($element) {
    $id = $element['#id'];

    // Provide attributes for a toolbar item.
    $attributes = [
      'id' => $id,
    ];

    // If tray content is present, markup the tray and its associated trigger.
    if (!empty($element['tray'])) {

      // Provide attributes necessary for trays.
      $attributes += [
        'data-toolbar-tray' => $id . '-tray',
        'role' => 'button',
        'aria-pressed' => 'false',
      ];

      // Merge in module-provided attributes.
      $element['tab'] += [
        '#attributes' => [],
      ];
      $element['tab']['#attributes'] += $attributes;
      $element['tab']['#attributes']['class'][] = 'trigger';

      // Provide attributes for the tray theme wrapper.
      $attributes = [
        'id' => $id . '-tray',
        'data-toolbar-tray' => $id . '-tray',
      ];

      // Merge in module-provided attributes.
      if (!isset($element['tray']['#wrapper_attributes'])) {
        $element['tray']['#wrapper_attributes'] = [];
      }
      $element['tray']['#wrapper_attributes'] += $attributes;
      $element['tray']['#wrapper_attributes']['class'][] = 'toolbar-tray';
    }
    $element['tab']['#attributes']['class'][] = 'toolbar-item';
    return $element;
  }

}

Members

Name	Modifiers	Type	Description	Overrides
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.
PluginBase::__construct	public	function	Constructs a \Drupal\Component\Plugin\PluginBase object.	92
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.	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.
ToolbarItem::getInfo	public	function	Returns the element properties for this element. Overrides ElementInterface::getInfo
ToolbarItem::preRenderToolbarItem	public static	function	Provides markup for associating a tray trigger with a tray element.