function ThemeHooks::elementInfoAlter

Implements hook_element_info_alter().

Attributes

File

core/themes/admin/src/Hook/ThemeHooks.php, line 75

Class

ThemeHooks

Provides theme related hook implementations.

Namespace

Code

public function elementInfoAlter(array &$info) : void {
  // Add a pre-render function that handles the sidebar of the node form.
  // @todo Refactor when https://www.drupal.org/node/3056089 is in.
  if (isset($info['container'])) {
    $container_pre_renders = !empty($info['container']['#pre_render']) ? $info['container']['#pre_render'] : [];
    array_unshift($container_pre_renders, [
      __CLASS__,
      'container',
    ]);
    $info['container']['#pre_render'] = $container_pre_renders;
  }
  // @todo Refactor when https://www.drupal.org/node/3016343 is fixed.
  if (isset($info['text_format'])) {
    $info['text_format']['#pre_render'][] = [
      __CLASS__,
      'textFormat',
    ];
  }
  // Add a pre-render function for Operations to set #dropbutton_type.
  if (isset($info['operations'])) {
    // In admin, operations should always use the extrasmall dropbutton
    // variant.
    // To add CSS classes based on variants, the element must have the
    // #dropbutton_type property before it is processed by
    // \Drupal\Core\Render\Element\Dropbutton::preRenderDropbutton(). This
    // ensures #dropbutton_type is available to preRenderDropbutton().
    $operations_pre_renders = !empty($info['operations']['#pre_render']) ? $info['operations']['#pre_render'] : [];
    array_unshift($operations_pre_renders, [
      __CLASS__,
      'operations',
    ]);
    $info['operations']['#pre_render'] = $operations_pre_renders;
    // @todo Remove when https://www.drupal.org/node/1945262 is fixed.
    $info['operations']['#attached']['library'][] = 'core/drupal.dialog.ajax';
  }
  if (isset($info['vertical_tabs'])) {
    $info['vertical_tabs']['#pre_render'][] = [
      __CLASS__,
      'verticalTabs',
    ];
  }
  // Add a pre-render to managed_file.
  if (isset($info['managed_file'])) {
    $info['managed_file']['#pre_render'][] = [
      __CLASS__,
      'managedFile',
    ];
  }
  // Add a pre-render to status_messages to alter the placeholder markup.
  if (isset($info['status_messages'])) {
    $info['status_messages']['#pre_render'][] = [
      __CLASS__,
      'messagePlaceholder',
    ];
  }
  if (array_key_exists('text_format', $info)) {
    $info['text_format']['#pre_render'][] = [
      __CLASS__,
      'textFormat',
    ];
  }
}