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<?php
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/**
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* @file dhtml_menu.admin.inc
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* Functions that are only called on the admin pages.
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*/
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/**
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* Module settings form.
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*/
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function dhtml_menu_settings($form, &$form_state) {
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$settings = variable_get('dhtml_menu_settings');
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$options['nav'] = array(
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'#type' => 'radios',
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'#title' => t('Static navigation'),
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'#options' => array(
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'open' => t('<strong>No Collapsing:</strong> Menu items cannot be collapsed dynamically. Instead, clicking on an already expanded item will take you to the page.'),
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'bullet' => t('<strong>Expand on Bullet:</strong> All links will continue to function as static links. To expand an item, click the bullet icon next to the link.'),
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'clone' => t('<strong>Cloned Menu Link:</strong> At the top of each menu, an extra link will be generated that leads to the page of the parent item.'),
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'hover' => t('<strong>Expand on Hover:</strong> Items expand when the cursor hovers over them. Links function normally. <em>This is unfamiliar and causes accessibility problems!</em>'),
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'double-click' => t('<strong>Doubleclick:</strong> To expand an item, click the link once. To navigate to the page, click it twice. <em>This will be difficult to find for your users!</em>'),
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'none' => t('<strong>None:</strong> Clicking the link will expand the item. Navigating to the page is not possible at all. <em>This will make pages with sub-items very difficult to reach!</em>'),
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),
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'#default_value' => $settings['nav'],
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'#description' => t('Dynamic expansion of menus competes with the static navigation of content. Choose how to resolve this conflict.'),
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);
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$options['animation'] = array(
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'#type' => 'fieldset',
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'#title' => t('Animation'),
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'#collapsible' => TRUE,
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'#collapsed' => TRUE,
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);
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$options['animation']['effects'] = array(
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'#type' => 'checkboxes',
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'#title' => t('Effects'),
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'#options' => array(
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'height' => t('Slide in vertically'),
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'width' => t('Slide in horizontally'),
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'opacity' => t('Fade in'),
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),
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'#description' => t('You may pick any number of animation effects that will accompany the opening and closing of a menu.'),
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'#default_value' => $settings['animation']['effects'],
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);
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$options['animation']['speed'] = array(
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'#type' => 'select',
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'#title' => t('Speed'),
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'#options' => array(
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100 => t('Very Fast (@seconds s)', array('@seconds' => 0.1)),
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500 => t('Fast (@seconds s)', array('@seconds' => 0.5)),
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1000 => t('Medium (@seconds s)', array('@seconds' => 1)),
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1500 => t('Slow (@seconds s)', array('@seconds' => 1.5)),
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2000 => t('Very Slow (@seconds s)', array('@seconds' => 2)),
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),
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'#default_value' => $settings['animation']['speed'],
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'#description' => t('Choose how quickly the menus should expand and collapse.'),
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);
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$options['effects'] = array(
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'#type' => 'fieldset',
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'#title' => t('Other effects'),
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'#collapsible' => TRUE,
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'#collapsed' => TRUE,
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);
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$options['effects']['siblings'] = array(
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'#type' => 'radios',
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'#title' => t('When a menu opens'),
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'#options' => array(
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'none' => t('Keep other menus open.'),
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'close-all' => t('Close all other open menus on the page.'),
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'close-same-tree' => t('Close other open menus in the same tree.'),
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),
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'#default_value' => $settings['effects']['siblings'],
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);
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$options['effects']['children'] = array(
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'#type' => 'radios',
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'#title' => t('When a menu closes'),
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'#options' => array(
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'none' => t('Remember which sub-items were expanded when it next opens.'),
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'close-children' => t('Close all its sub-items, too.'),
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),
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'#default_value' => $settings['effects']['children'],
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);
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$options['effects']['remember'] = array(
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'#type' => 'radios',
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'#title' => t('When a new page is loaded'),
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'#options' => array(
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'remember' => t('Remember which items were expanded on the last page.'),
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'' => t('Expand only the currently active path.'),
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),
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'#default_value' => $settings['effects']['remember'],
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);
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$options['filter'] = array(
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'#type' => 'fieldset',
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'#title' => t('Disabling DHTML'),
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'#collapsible' => TRUE,
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'#collapsed' => TRUE,
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);
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$options['filter']['type'] = array(
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'#type' => 'radios',
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'#title' => t('Filter type'),
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'#options' => array(
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'blacklist' => t('Disable DHTML on the menus checked below.'),
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'whitelist' => t('Enable DHTML on the menus checked below.'),
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),
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'#default_value' => $settings['filter']['type'],
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);
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$options['filter']['list'] = array(
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'#type' => 'checkboxes',
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'#title' => t('List'),
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'#options' => _dhtml_menu_menus(),
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'#default_value' => $settings['filter']['list'],
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'#description' => t('DHTML will be used for all menus by default, but can be switched off for specific menus.'),
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);
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if (module_exists('menu_block')) {
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$options['filter']['menu_block'] = array(
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'#type' => 'checkboxes',
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'#title' => t('Menu Blocks'),
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'#options' => _dhtml_menu_blocks(),
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'#default_value' => $settings['filter']['menu_block'],
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'#description' => t('You may enable/disable specific menu blocks here, as long as the corresponding menu is enabled.'),
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);
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}
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$options['#tree'] = TRUE;
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$form['dhtml_menu_settings'] = $options;
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// Disable automatic defaults, which don't work with nested values.
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return system_settings_form($form, FALSE);
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}
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/**
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* Build a human-readable option list for all non-empty menus.
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* Custom menus and book menus are included if the respective modules are enabled.
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*/
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function _dhtml_menu_menus() {
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if (function_exists('menu_get_menus')) {
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// If the menu module is enabled, list custom menus.
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$menus = menu_get_menus();
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}
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else {
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// Otherwise, list only system menus.
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$menus = menu_list_system_menus();
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}
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// If the book module is enabled, also include book menus.
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if (function_exists('book_get_books')) {
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foreach (book_get_books() as $bid => $link) {
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$menus["book-toc-$bid"] = t('Book: %title', array('%title' => $link['title']));
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}
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}
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// menu_get_names() filters out empty menus, and adds any menus not found using the above calls (edge case).
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foreach (menu_get_names() as $menu) {
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$menu_names[$menu] = isset($menus[$menu]) ? $menus[$menu] : t('Other menu: %menu', array('%menu' => $menu));
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}
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return $menu_names;
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}
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/**
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* Build an option list for all menu blocks in the system.
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* Only applicable if the Menu Block module is installed.
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*/
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function _dhtml_menu_blocks() {
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if (function_exists('menu_block_block_info')) {
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$block_names = array();
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$blocks = menu_block_block_info();
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foreach ($blocks as $delta => $block) {
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$block_names['menu_block_' . $delta] = $block['info'];
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}
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return $block_names;
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}
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return NULL;
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}
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