public static VerticalTabs::processVerticalTabs(&$element, FormStateInterface $form_state, &$complete_form)
Creates a group formatted as vertical tabs.
Parameters
array $element: An associative array containing the properties and children of the details element.
\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.
array $complete_form: The complete form structure.
Return value
array The processed element.
File
- core/lib/Drupal/Core/Render/Element/VerticalTabs.php, line 102
Class
- VerticalTabs
- Provides a render element for vertical tabs in a form.
Namespace
Drupal\Core\Render\Element
Code
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 | public static function processVerticalTabs(&$element, FormStateInterface $form_state, &$complete_form) { if (isset($element['#access']) && !$element['#access']) { return $element; } // Inject a new details as child, so that form_process_details() processes // this details element like any other details. $element['group'] = array( '#type' => 'details', '#theme_wrappers' => array(), '#parents' => $element['#parents'], ); // Add an invisible label for accessibility. if (!isset($element['#title'])) { $element['#title'] = t('Vertical Tabs'); $element['#title_display'] = 'invisible'; } $element['#attached']['library'][] = 'core/drupal.vertical-tabs'; // The JavaScript stores the currently selected tab in this hidden // field so that the active tab can be restored the next time the // form is rendered, e.g. on preview pages or when form validation // fails. $name = implode('__', $element['#parents']); if ($form_state->hasValue($name . '__active_tab')) { $element['#default_tab'] = $form_state->getValue($name . '__active_tab'); } $element[$name . '__active_tab'] = array( '#type' => 'hidden', '#default_value' => $element['#default_tab'], '#attributes' => array('class' => array('vertical-tabs__active-tab')), ); // Clean up the active tab value so it's not accidentally stored in // settings forms. $form_state->addCleanValueKey($name . '__active_tab'); return $element;} |
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