3 * Responsive navigation tabs.
5 * This also supports collapsible navigable is the 'is-collapsible' class is
6 * added to the main element, and a target element is included.
9 function init(i, tab) {
11 const $target = $tab.find('[data-drupal-nav-tabs-target]');
12 const isCollapsible = $tab.hasClass('is-collapsible');
14 function openMenu(e) {
15 $target.toggleClass('is-open');
18 function handleResize(e) {
19 $tab.addClass('is-horizontal');
20 const $tabs = $tab.find('.tabs');
22 $tabs.outerHeight() <= $tabs.find('.tabs__tab').outerHeight();
23 $tab.toggleClass('is-horizontal', isHorizontal);
25 $tab.toggleClass('is-collapse-enabled', !isHorizontal);
28 $target.removeClass('is-open');
32 $tab.addClass('position-container is-horizontal-enabled');
34 $tab.on('click.tabs', '[data-drupal-nav-tabs-trigger]', openMenu);
36 .on('resize.tabs', Drupal.debounce(handleResize, 150))
37 .trigger('resize.tabs');
41 * Initialise the tabs JS.
43 Drupal.behaviors.navTabs = {
44 attach(context, settings) {
45 const $tabs = $(context).find('[data-drupal-nav-tabs]');
47 const notSmartPhone = window.matchMedia('(min-width: 300px)');
48 if (notSmartPhone.matches) {
49 $tabs.once('nav-tabs').each(init);