public function NodePreviewFormSelect::alterFormElement in Express 8

The alter method to store the code.

Parameters

\Drupal\bootstrap\Utility\Element $form: The Element object that comprises the form.

\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.

string $form_id: String representing the name of the form itself. Typically this is the name of the function that generated the form.

Overrides FormBase::alterFormElement

File

themes/contrib/bootstrap/src/Plugin/Form/NodePreviewFormSelect.php, line 26

Contains \Drupal\bootstrap\Plugin\Form\NodePreviewFormSelect.

Class

NodePreviewFormSelect

Implements hook_form_FORM_ID_alter().

Namespace

Drupal\bootstrap\Plugin\Form

Code

public function alterFormElement(Element $form, FormStateInterface $form_state, $form_id = NULL) {
  $form
    ->addClass([
    'form-inline',
    'bg-info',
    'text-center',
    'clearfix',
  ]);

  // Backlink.
  $options = $form->backlink
    ->getProperty('options', []);
  $form->backlink
    ->addClass(isset($options['attributes']['class']) ? $options['attributes']['class'] : []);
  $form->backlink
    ->addClass([
    'btn',
    'btn-info',
    'pull-left',
  ]);
  $form->backlink
    ->setButtonSize();
  $form->backlink
    ->setIcon(Bootstrap::glyphicon('chevron-left'));

  // Ensure the UUID is set.
  if ($uuid = $form->uuid
    ->getProperty('value')) {
    $options['query'] = [
      'uuid' => $uuid,
    ];
  }

  // Override the options attributes.
  $options['attributes'] = $form->backlink
    ->getAttributes()
    ->getArrayCopy();
  $form->backlink
    ->setProperty('options', $options);

  // View mode.
  $form->view_mode
    ->addClass('pull-right', $form::WRAPPER);
}