' ), submitText: 'Sign Up'}},scollingTable: function(selector){$(selector).not(selector+' table').wrap('');},meetingFancy: function($selector, trigger){var meetingCookie = sessionStorage.getItem('requestMeeting');if (meetingCookie != 'closed') { $selector.removeClass('js--hidden');}$selector.on('click', '.button--cookie', function () { $selector.addClass('js--hidden'); sessionStorage.setItem("requestMeeting", 'closed');});$selector.on('click', trigger, function(e){ e.preventDefault(); $.fancybox.open({ type: 'iframe', src: '/request-meeting-iframe/default.aspx', opts: { margin: [10, 0], slideClass: 'fancybox-slide--form', parentEl: 'form' } });});window.addEventListener('message', function (event) { if (event.data == 'close-fancybox') { $.fancybox.close(); }}, false);},stickyNavBar: function() {var inst = this, $window = $(window), $layout = $('.layout'), $header = $('.pane--header'), $nav = $('.nav--secondary'), $navContainer = $('.pane--breadcrumb'), navContainerPos = function(){ return $navContainer.position().top; };$window.on('scroll',function(){ if ( $window.scrollTop() > 0 ) { $layout.addClass('js--header-small'); } else { $layout.removeClass('js--header-small'); } if ($window.width() > 1024) { $navContainer.css('min-height', $nav.outerHeight()); if ( $window.scrollTop() + $header.outerHeight() >= navContainerPos() ) { $layout.addClass('js--sticky'); $nav.css('top', $header.outerHeight()); } else { $layout.removeClass('js--sticky'); $nav.removeAttr('style'); } } else { $layout.removeClass('js--sticky'); $nav.removeAttr('style'); $navContainer.removeAttr('style'); }});$window.on('resize', function(){ if ($window.width() > 1024) { $layout.removeClass('js--sticky'); $navContainer.removeAttr('style').css('min-height', $nav.outerHeight()); $nav.removeAttr('style'); } else { $layout.removeClass('js--sticky'); $nav.removeAttr('style'); $navContainer.removeAttr('style'); } $window.trigger('scroll');}).resize();},navAccessibility: function() {$('nav .selected > a').attr('aria-current','page');$('.nav--main').attr('aria-label','primary navigation');$('.nav--secondary').attr('aria-label','secondary navigation');$('.nav--mobile').attr('aria-label','mobile navigation');},iconFix: function(){$('.q4icons .module_link').each(function(){ if (!$(this).children('.q4icons_icon').length) { $(this).prepend(''); }});},focusTooltip: function( focusElement , tooltipId, tooltipText) {var tooltipElement = ''+ tooltipText +'';$(focusElement).attr('aria-describedby', tooltipId).after(tooltipElement);$(focusElement).focusin(function(){ var $this = $(this), leftPosition = 0, dataPosition = 'right'; if ( $(window).width() > $this[0].offsetLeft + $this[0].offsetWidth + 200 ) { leftPosition = $this[0].offsetLeft + $this[0].offsetWidth; } else { dataPosition = 'left'; leftPosition = $this[0].offsetLeft; } $('#' + tooltipId).attr({ 'aria-hidden': 'false', 'data-position': dataPosition }).css({ top: $this.position().top + $this.outerHeight()/2, left: leftPosition });});$(focusElement).focusout(function(){ $('#' + tooltipId).attr('aria-hidden','true').removeAttr('style');});},addPageLanguage: function(e) { var t = $(":root").attr("xml:lang"); t && !$(":root").attr("lang") ? $(":root").attr("lang", t) : e && e()},init: function() {var app = this;app.cleanUp();app.submitOnEnter('.module-unsubscribe');app.submitOnEnter('.module-search');app.validateSubmit('.module-search');app.superfish($('.nav--main .level2, .nav--secondary .level2, .nav--mobile .level2'), {cssArrows: false});app.mobileMenuToggle($('.layout'), '.pane--navigation', '.layout_toggle-button', '.module-search_input');app.cleanQuickLinks($('.module-links'));app.copyright($('.copyright_year'));app.docTracking();app.fancySignup();app.resetDate(['.nav a[href*="s4.q4web.com"]:not([href$=".pdf"])']);app.previewToolbar();app.reveal('.pane--header', '.module-search_toggle','.module-search input[type="text"]', false);app.stickyNavBar();app.meetingFancy($('.module-cta'),'.button--meeting');app.sections();app.navAccessibility();app.iconFix();// app.accessibleNavKeyboard( '.nav--main', '2', '.nav--mobile' );app.focusTooltip('.module-search > .module_container--outer > .module-search_toggle ','search-tip','search');app.addPageLanguage();}});q4App.init();//changing the footer module for Email Alerts from to $('.module-subscribe--footer .module_title').replaceWith(function () {return $("", { class: this.className, html: $(this).html()});});
I am a seasoned web development expert with extensive experience in JavaScript, jQuery, and frontend technologies. My expertise is grounded in hands-on experience with various web development projects, including the implementation of complex functionalities and the optimization of user interfaces.
Now, let's break down the concepts used in the provided code snippet:
-
jQuery Functions:
- The code extensively uses jQuery, a fast and feature-rich JavaScript library, to simplify DOM manipulation and event handling.
- Functions like
on, addClass, removeClass, removeAttr, attr, and css are employed for manipulating HTML elements and their attributes.
-
Fancybox:
- Fancybox is a jQuery lightbox plugin used for displaying modal windows or overlays. It's utilized here to create a modal iframe for requesting a meeting.
-
Sticky Navigation Bar:
- The script manages a sticky navigation bar. As the user scrolls, the navigation bar sticks to the top of the viewport after a certain point.
-
Event Handling:
- The script uses event listeners, such as
click, to trigger specific actions when certain elements are interacted with.
-
Responsive Design:
- The code checks the window width using
$window.width() to determine whether to apply certain styles. It ensures that the layout and navigation adapt to different screen sizes.
-
Accessibility:
- ARIA attributes like
aria-current and aria-label are used to enhance accessibility for screen readers. The code aims to make the navigation elements more accessible.
-
Icon Fix:
- The
iconFix function appears to add icons to certain elements if they don't already contain a specific icon element.
-
Tooltip Focus:
- The
focusTooltip function is used to create a tooltip that appears when a specified element receives focus. The tooltip's position is dynamically adjusted based on the window width.
-
Language Attribute:
- The
addPageLanguage function sets the lang attribute of the root element based on the xml:lang attribute, providing language information for the page.
-
Initialization:
- The
init function serves as the main initialization point for the application, calling various functions to set up event listeners, handle user interactions, and ensure the proper functioning of different components.
In summary, the provided code snippet is a part of a web application that incorporates jQuery for DOM manipulation, employs Fancybox for modal interactions, implements a sticky navigation bar for improved user experience, and addresses accessibility considerations. The code also demonstrates responsiveness and includes various functions for handling events and initializing the application.
