function public function SystemThemeSettings::alterFormElement

8.x-3.x SystemThemeSettings.php public SystemThemeSettings::alterFormElement(Element $form, FormStateInterface $form_state, $form_id = NULL)

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

Class

SystemThemeSettings
Implements hook_form_system_theme_settings_alter().

Namespace

Drupal\bootstrap\Plugin\Form

Source src/Plugin/Form/SystemThemeSettings.php (line 23)

public function alterFormElement(Element $form, FormStateInterface $form_state, $form_id = NULL) {
  $theme = $this->getTheme($form, $form_state);
  if (!$theme) {
    return;
  }

  // Creates the necessary groups (vertical tabs) for a Bootstrap based theme.
  $this->createGroups($form, $form_state);

  // Iterate over all setting plugins and add them to the form.
  foreach ($theme->getSettingPlugin() as $setting) {
    // Skip settings that shouldn't be created automatically.
    if (!$setting->autoCreateFormElement()) {
      continue;
    }
    $setting->alterForm($form->getArray(), $form_state);
  }
}