function theme_options_none in Drupal 7

Returns HTML for the label for the empty value for options that are not required.

The default theme will display N/A for a radio list and '- None -' for a select.

Parameters

$variables: An associative array containing:

• instance: An array representing the widget requesting the options.

Related topics

1 theme call to theme_options_none()

_options_get_options in modules/field/modules/options/options.module

Collects the options for a field.

File

modules/field/modules/options/options.module, line 409

Defines selection, check box and radio button widgets for text and numeric fields.

Code

function theme_options_none($variables) {
  $instance = $variables['instance'];
  $option = $variables['option'];
  $output = '';
  switch ($instance['widget']['type']) {
    case 'options_buttons':
      $output = t('N/A');
      break;
    case 'options_select':
      $output = $option == 'option_none' ? t('- None -') : t('- Select a value -');
      break;
  }
  return $output;
}