public function FileImageResponsiveFormatter::settingsForm in File Entity (fieldable files) 8.2
Returns a form to configure settings for the formatter.
Invoked from \Drupal\field_ui\Form\EntityDisplayFormBase to allow administrators to configure the formatter. The field_ui module takes care of handling submitted form values.
Parameters
array $form: The form where the settings form is being included in.
\Drupal\Core\Form\FormStateInterface $form_state: The current state of the form.
Return value
array The form elements for the formatter settings.
Overrides ImageFormatter::settingsForm
File
- src/
Plugin/ Field/ FieldFormatter/ FileImageResponsiveFormatter.php, line 173
Class
- FileImageResponsiveFormatter
- Plugin for responsive image formatter.
Namespace
Drupal\file_entity\Plugin\Field\FieldFormatterCode
public function settingsForm(array $form, FormStateInterface $form_state) {
$elements = parent::settingsForm($form, $form_state);
$responsive_image_options = array();
$responsive_image_styles = $this->responsiveImageStyleStorage
->loadMultiple();
if ($responsive_image_styles && !empty($responsive_image_styles)) {
foreach ($responsive_image_styles as $machine_name => $responsive_image_style) {
if ($responsive_image_style
->hasImageStyleMappings()) {
$responsive_image_options[$machine_name] = $responsive_image_style
->label();
}
}
}
$elements['responsive_image_style'] = array(
'#title' => t('Responsive image style'),
'#type' => 'select',
'#default_value' => $this
->getSetting('responsive_image_style'),
'#required' => TRUE,
'#options' => $responsive_image_options,
'#description' => array(
'#markup' => $this->linkGenerator
->generate($this
->t('Configure Responsive Image Styles'), new Url('entity.responsive_image_style.collection')),
'#access' => $this->currentUser
->hasPermission('administer responsive image styles'),
),
);
unset($elements['image_link']['#options']['content']);
unset($elements['image_style']);
return $elements;
}