You are here

Home » API reference » Menu Trail By Path 8 » menu_trail_by_path.module

function menu_trail_by_path_form_menu_form_alter in Menu Trail By Path 8

Implements hook_form_FORM_ID_alter().

File

./menu_trail_by_path.module, line 38
Expand menu items and set active-trail according to current path.

Code

function menu_trail_by_path_form_menu_form_alter(&$form, FormStateInterface $form_state, $form_id) {

  /** @var \Drupal\system\MenuInterface $menu */
  $menu = $form_state
    ->getFormObject()
    ->getEntity();

  // Add menu trail third party settings.
  $form['third_party_settings']['#tree'] = TRUE;
  $form['third_party_settings']['menu_trail_by_path']['trail_source'] = [
    '#type' => 'select',
    '#title' => t('Menu Trail Source'),
    '#description' => t('Default behavior can be updated on the <a href=":url">settings</a> page.', [
      ':url' => Url::fromRoute('menu_trail_by_path.settings')
        ->toString(),
    ]),
    '#empty_option' => t('Use default behavior'),
    '#options' => MenuTrailByPathSettingsForm::getTrailSourceOptions(),
    '#default_value' => $menu
      ->getThirdPartySetting('menu_trail_by_path', 'trail_source'),
  ];
}