public function PrivateMessageThreadMemberFormatter::settingsForm in Private Message 8

Same name and namespace in other branches

1. 8.2 src/Plugin/Field/FieldFormatter/PrivateMessageThreadMemberFormatter.php \Drupal\private_message\Plugin\Field\FieldFormatter\PrivateMessageThreadMemberFormatter::settingsForm()

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 FormatterBase::settingsForm

File

src/Plugin/Field/FieldFormatter/PrivateMessageThreadMemberFormatter.php, line 146

Class

PrivateMessageThreadMemberFormatter

Defines the private message member field formatter.

Namespace

Drupal\private_message\Plugin\Field\FieldFormatter

Code

public function settingsForm(array $form, FormStateInterface $form_state) {
  $element['display_type'] = [
    '#title' => $this
      ->t('Display Type'),
    '#type' => 'select',
    '#options' => [
      'label' => $this
        ->t('Label'),
      'entity' => $this
        ->t('Entity'),
    ],
    '#default_value' => $this
      ->getSetting('display_type'),
    '#ajax' => [
      'wrapper' => 'private_message_thread_member_formatter_settings_wrapper',
      'callback' => [
        $this,
        'ajaxCallback',
      ],
    ],
  ];
  $element['entity_display_mode'] = [
    '#prefix' => '<div id="private_message_thread_member_formatter_settings_wrapper">',
    '#suffix' => '</div>',
  ];
  foreach ($this->entityManager
    ->getViewModes('user') as $display_mode_id => $display_mode) {
    $options[$display_mode_id] = $display_mode['label'];
  }
  $setting_key = 'display_type';
  if ($value = $form_state
    ->getValue([
    'fields',
    $this
      ->getFieldName(),
    'settings_edit_form',
    'settings',
    $setting_key,
  ])) {
    $display_type = $value;
  }
  else {
    $display_type = $this
      ->getSetting('display_type');
  }
  if ($display_type == 'entity') {
    $element['entity_display_mode']['#type'] = 'select';
    $element['entity_display_mode']['#title'] = $this
      ->t('View mode');
    $element['entity_display_mode']['#options'] = $options;
    $element['entity_display_mode']['#default_value'] = $this
      ->getSetting('entity_display_mode');
  }
  else {
    $element['entity_display_mode']['#markup'] = '';
  }
  $element['members_prefix'] = [
    '#type' => 'textfield',
    '#title' => $this
      ->t('Field prefix'),
    '#default_value' => $this
      ->getSetting('members_prefix'),
  ];
  return $element;
}