function menu_tree

Returns a rendered menu tree.

Parameters

$pid: The parent id of the menu.

Related topics

File

includes/menu.inc, line 567

API for the Drupal menu system.

Code

function menu_tree($pid = 1) {
  $menu = menu_get_menu();
  $output = '';
  if (isset($menu['visible'][$pid]) && $menu['visible'][$pid]['children']) {
    foreach ($menu['visible'][$pid]['children'] as $mid) {
      $output .= theme('menu_item', $mid, menu_in_active_trail($mid) || $menu['visible'][$mid]['type'] & MENU_EXPANDED ? theme('menu_tree', $mid) : '', count($menu['visible'][$mid]['children']) == 0);
    }
  }
  return $output;
}