This is a simple module that enables the site to have drop down css/javascript menus for site navigation and admin navigation.

Remember to activate and configure the menus in !link

', array('!link' => l('admin/build/block', 'admin/build/block'))); break; } return $output; } /* * Implementation of hook_form_alter(). */ function nice_menus_form_alter($form_id, &$form) { switch ($form_id) { case 'system_theme_settings': // This is a global setting, so only insert the field on the global settings page. if (arg(4)) { return; } // Have to add a custom submit handler since this form doesn't use the standard system // submit handler. $form['#submit'] += array('nice_menus_system_theme_settings_submit' => array()); // Add global theme setting for a custom CSS file. $form['nice_menus_custom_css'] = array( '#type' => 'textfield', '#title' => t('Path to custom nice menus CSS file'), '#description' => t('To override the default nice menus CSS layout, enter the path to your custom CSS file (should be a relative path from the root of your Drupal install.'), '#default_value' => variable_get('nice_menus_custom_css', ''), '#weight' => 0, // Field appears below submit buttons w/o this -- yucky. ); break; } } /** * Records the nice menu custom CSS file per theme. */ function nice_menus_system_theme_settings_submit($form_id, $form_values) { variable_set('nice_menus_custom_css', $form_values['nice_menus_custom_css']); } /** * Implemention of hook_menu(). */ function nice_menus_menu($may_cache) { if (!$may_cache) { // Won't add if already added, but need this *before* our js // drupal_add_js('misc/drupal.js', 'core'); // We only want to include the JS for IE, not browsers capable of doing everything in css // We have to put all the js in drupal_set_html_head so they get called in the right order. drupal_set_html_head(''); //drupal_add_js(drupal_get_path('module', 'nice_menus') .'/nice_menus.js'); // Add main CSS functionality. drupal_add_css(drupal_get_path('module', 'nice_menus') .'/nice_menus.css'); // Add custom CSS layout if specified. if ($custom = variable_get('nice_menus_custom_css', '')) { drupal_add_css($custom); } // Fall back to default layout. else { drupal_add_css(drupal_get_path('module', 'nice_menus') .'/nice_menus_default.css'); } } else { $items[] = array( 'path' => 'admin/settings/nice_menus', 'title' => t('Nice Menus'), 'description' => t('Configure Nice Menus.'), 'callback' => 'drupal_get_form', 'callback arguments' => array('nice_menus_admin_settings'), 'access' => user_access('administer site configuration'), 'type' => MENU_NORMAL_ITEM, ); } return $items; } /* * Settings form as implemented by hook_menu */ function nice_menus_admin_settings() { $form['nice_menus_number'] = array( '#type' => 'select', '#title' => t('Number of Nice Menus'), '#description' => t('The total number of independent nice menus (blocks) you want.'), '#default_value' => variable_get('nice_menus_number', '2'), '#options' => drupal_map_assoc(array(0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10)), ); return system_settings_form($form); } /* * Implementation of hook_block(). */ function nice_menus_block($op = 'list', $delta = 0, $edit = array()) { global $user; switch ($op) { case 'list': for ($i=1; $i <= variable_get('nice_menus_number', '2'); $i++) { $blocks[$i]['info'] = variable_get('nice_menus_name_'. $i, 'Nice Menu '. $i) .' (Nice Menu)'; } return $blocks; break; case 'configure': $form['nice_menus_name_'. $delta] = array( '#type' => 'textfield', '#title' => t('Menu Name'), '#default_value' => variable_get('nice_menus_name_'. $delta, 'Nice Menu '. $delta), ); $form['nice_menus_menu_'. $delta] = array( '#type' => 'select', '#title' => t('Source Menu Tree'), '#description' => t('The menu tree from which to show a nice menu.'), '#default_value' => variable_get('nice_menus_menu_'. $delta, '1'), '#options' => menu_parent_options(0), ); $form['nice_menus_type_'. $delta] = array( '#type' => 'select', '#title' => t('Menu Style'), '#description' => t('right: menu items are listed on top of each other and expand to the right') .'
'. t('left: menu items are listed on top of each other and expand to the left') .'
'. t('down: menu items are listed side by side and expand down'), '#default_value' => variable_get('nice_menus_type_'. $delta, 'right'), '#options' => drupal_map_assoc(array('right', 'left', 'down')), ); return $form; break; case 'save': variable_set('nice_menus_name_'. $delta, $edit['nice_menus_name_'. $delta]); variable_set('nice_menus_menu_'. $delta, $edit['nice_menus_menu_'. $delta]); variable_set('nice_menus_type_'. $delta, $edit['nice_menus_type_'. $delta]); break; case 'view': // Build the nice menu for the block. $pid = variable_get('nice_menus_menu_'.$delta, '1'); $direction = variable_get('nice_menus_type_'. $delta, 'right'); if ($output = theme('nice_menu', $delta, $pid, $direction)) { $block['content'] = $output['content']; if (variable_get('nice_menus_type_'. $delta, 'right') == 'down') { $class = 'nice-menu-hide-title'; } else { $class = 'nice-menu-show-title'; } // If we're building the navigation block, use the same block title logic as menu module. if ($output['subject'] == t('Navigation') && $user->uid) { $subject = $user->name; } else { $subject = $output['subject']; } $block['subject'] = ''. check_plain($subject) .''; } else { $block['content'] = false; } return $block; break; } } /** * Builds the inner portion of a nice menu. * * @param $pid * The parent menu ID from which to build the items. * @param $menu * Optional. A custom menu array to use for theming -- it should have the same structure as that returned by menu_get_menu(). * @return * An HTML string of properly nested nice menu lists. */ function theme_nice_menu_tree($pid = 1, $menu = NULL) { $menu = isset($menu) ? $menu : menu_get_menu(); $output['content'] = ''; $output['subject'] = $menu['items'][$pid]['title']; if ($menu['visible'][$pid]['children']) { foreach ($menu['visible'][$pid]['children'] as $mid) { // Build class name based on menu path e.g. to give each menu item individual style. $path_class = 'menu-path-'. str_replace('/', '-', $menu['items'][$mid]['path']); if (count($menu['visible'][$mid]['children']) > 0) { $output['content'] .= ''; } else { $output['content'] .= ''; } } } return $output; } /** * General theming function to allow any menu tree to be themed as a nice menu. * * @param $id * The nice menu ID. * @param $pid * The parent menu ID from which to build the nice menu * @param $direction * Optional. The direction the menu expands. Default is 'right'. * @param $menu * Optional. A custom menu array to use for theming -- it should have the same structure * as that returned by menu_get_menu(). Default is the standard menu tree. * @return * An HTML string of nice menu links. */ function theme_nice_menu($id, $pid, $direction = 'right', $menu = NULL) { $output = array(); if ($menu_tree = theme('nice_menu_tree', $pid, $menu)) { if ($menu_tree['content']) { $output['content'] = ''; $output['subject'] = $menu_tree['subject']; } } return $output; } /** * Theme primary links as nice menus * * @param $direction * Optional. The direction the menu expands. Default is 'down'. * @param $menu * Optional. A custom menu array to use for theming -- it should have the same structure * as that returned by menu_get_menu(). Default is the standard menu tree. * @return * An HTML string of nice menu primary links. */ function theme_nice_menu_primary_links($direction = 'down', $menu = NULL) { $pid = variable_get('menu_primary_menu', 0); $output = theme('nice_menu', 'primary', $pid, $direction, $menu); return $output['content']; }