function text_field_formatter_settings_form in Drupal 7

Implements hook_field_formatter_settings_form().

File

modules/field/modules/text/text.module, line 218

Defines simple text field types.

Code

function text_field_formatter_settings_form($field, $instance, $view_mode, $form, &$form_state) {
  $display = $instance['display'][$view_mode];
  $settings = $display['settings'];
  $element = array();
  if (strpos($display['type'], '_trimmed') !== FALSE) {
    $element['trim_length'] = array(
      '#title' => t('Trimmed limit'),
      '#type' => 'textfield',
      '#field_suffix' => t('characters'),
      '#size' => 10,
      '#default_value' => $settings['trim_length'],
      '#element_validate' => array(
        'element_validate_integer_positive',
      ),
      '#description' => t('If the summary is not set, the trimmed %label field will be shorter than this character limit.', array(
        '%label' => $instance['label'],
      )),
      '#required' => TRUE,
    );
  }
  return $element;
}