/Drupal 7

function theme_container


Returns HTML to wrap child elements in a container.

Used for grouped form items. Can also be used as a theme wrapper for any renderable element, to surround it with a <div> and add attributes such as classes or an HTML ID.

See the Form API reference for more information on the #theme_wrappers render array property.


$variables: An associative array containing:

  • element: An associative array containing the properties of the element. Properties used: #id, #attributes, #children.

Related topics


includes/form.inc, line 3403
Functions for form and batch generation and processing.


function theme_container($variables) {
  $element = $variables['element'];
  // Ensure #attributes is set.
  $element += array('#attributes' => array());

  // Special handling for form elements.
  if (isset($element['#array_parents'])) {
    // Assign an html ID.
    if (!isset($element['#attributes']['id'])) {
      $element['#attributes']['id'] = $element['#id'];
    // Add the 'form-wrapper' class.
    $element['#attributes']['class'][] = 'form-wrapper';

  return '<div' . drupal_attributes($element['#attributes']) . '>' . $element['#children'] . '</div>';

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