Viewing file:     menu.admin.js (1.39 KB)      -rw-r--r--
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(function ($) {

Drupal.behaviors.menuChangeParentItems = {
  attach: function (context, settings) {
    $('fieldset#edit-menu input').each(function () {
      $(this).change(function () {
        // Update list of available parent menu items.
        Drupal.menu_update_parent_list();
      });
    });
  }
};

/**
 * Function to set the options of the menu parent item dropdown.
 */
Drupal.menu_update_parent_list = function () {
  var values = [];

  $('input:checked', $('fieldset#edit-menu')).each(function () {
    // Get the names of all checked menus.
    values.push(Drupal.checkPlain($.trim($(this).val())));
  });

  var url = Drupal.settings.basePath + 'admin/structure/menu/parents';
  $.ajax({
    url: location.protocol + '//' + location.host + url,
    type: 'POST',
    data: {'menus[]' : values},
    dataType: 'json',
    success: function (options) {
      // Save key of last selected element.
      var selected = $('fieldset#edit-menu #edit-menu-parent :selected').val();
      // Remove all exisiting options from dropdown.
      $('fieldset#edit-menu #edit-menu-parent').children().remove();
      // Add new options to dropdown.
      jQuery.each(options, function(index, value) {
        $('fieldset#edit-menu #edit-menu-parent').append(
          $('<option ' + (index == selected ? ' selected="selected"' : '') + '></option>').val(index).text(value)
        );
      });
    }
  });
};

})(jQuery);