305 lines
9.6 KiB
JavaScript
305 lines
9.6 KiB
JavaScript
/*jslint unparam: true, browser: true, indent: 2 */
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;(function ($, window, document, undefined) {
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'use strict';
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Foundation.libs.topbar = {
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name : 'topbar',
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version : '4.2.3',
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settings : {
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index : 0,
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stickyClass : 'sticky',
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custom_back_text: true,
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back_text: 'Back',
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is_hover: true,
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scrolltop : true, // jump to top when sticky nav menu toggle is clicked
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init : false
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},
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init : function (section, method, options) {
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Foundation.inherit(this, 'data_options');
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var self = this;
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if (typeof method === 'object') {
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$.extend(true, this.settings, method);
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} else if (typeof options !== 'undefined') {
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$.extend(true, this.settings, options);
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}
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if (typeof method !== 'string') {
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$('.top-bar, [data-topbar]').each(function () {
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$.extend(true, self.settings, self.data_options($(this)));
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self.settings.$w = $(window);
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self.settings.$topbar = $(this);
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self.settings.$section = self.settings.$topbar.find('section');
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self.settings.$titlebar = self.settings.$topbar.children('ul').first();
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self.settings.$topbar.data('index', 0);
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var breakpoint = $("<div class='top-bar-js-breakpoint'/>").insertAfter(self.settings.$topbar);
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self.settings.breakPoint = breakpoint.width();
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breakpoint.remove();
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self.assemble();
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if (self.settings.$topbar.parent().hasClass('fixed')) {
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$('body').css('padding-top', self.outerHeight(self.settings.$topbar));
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}
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});
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if (!self.settings.init) {
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this.events();
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}
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return this.settings.init;
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} else {
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// fire method
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return this[method].call(this, options);
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}
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},
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events : function () {
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var self = this;
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var offst = this.outerHeight($('.top-bar, [data-topbar]'));
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$(this.scope)
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.off('.fndtn.topbar')
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.on('click.fndtn.topbar', '.top-bar .toggle-topbar, [data-topbar] .toggle-topbar', function (e) {
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var topbar = $(this).closest('.top-bar, [data-topbar]'),
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section = topbar.find('section, .section'),
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titlebar = topbar.children('ul').first();
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e.preventDefault();
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if (self.breakpoint()) {
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if (!self.rtl) {
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section.css({left: '0%'});
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section.find('>.name').css({left: '100%'});
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} else {
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section.css({right: '0%'});
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section.find('>.name').css({right: '100%'});
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}
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section.find('li.moved').removeClass('moved');
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topbar.data('index', 0);
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topbar
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.toggleClass('expanded')
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.css('height', '');
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}
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if (!topbar.hasClass('expanded')) {
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if (topbar.hasClass('fixed')) {
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topbar.parent().addClass('fixed');
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topbar.removeClass('fixed');
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$('body').css('padding-top',offst);
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}
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} else if (topbar.parent().hasClass('fixed')) {
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topbar.parent().removeClass('fixed');
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topbar.addClass('fixed');
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$('body').css('padding-top','0');
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if (self.settings.scrolltop) {
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window.scrollTo(0,0);
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}
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}
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})
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.on('mouseenter mouseleave', '.top-bar li', function (e) {
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if (!self.settings.is_hover) return;
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if (/enter|over/i.test(e.type)) {
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$(this).addClass('hover');
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} else {
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$(this).removeClass('hover');
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}
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})
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.on('click.fndtn.topbar', '.top-bar li.has-dropdown', function (e) {
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if (self.breakpoint()) return;
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var li = $(this),
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target = $(e.target),
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topbar = li.closest('[data-topbar], .top-bar'),
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is_hover = topbar.data('topbar');
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if (self.settings.is_hover && !Modernizr.touch) return;
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e.stopImmediatePropagation();
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if (target[0].nodeName === 'A' && target.parent().hasClass('has-dropdown')) {
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e.preventDefault();
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}
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if (li.hasClass('hover')) {
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li
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.removeClass('hover')
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.find('li')
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.removeClass('hover');
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} else {
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li.addClass('hover');
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}
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})
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.on('click.fndtn.topbar', '.top-bar .has-dropdown>a, [data-topbar] .has-dropdown>a', function (e) {
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if (self.breakpoint()) {
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e.preventDefault();
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var $this = $(this),
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topbar = $this.closest('.top-bar, [data-topbar]'),
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section = topbar.find('section, .section'),
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titlebar = topbar.children('ul').first(),
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dropdownHeight = $this.next('.dropdown').outerHeight(),
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$selectedLi = $this.closest('li');
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topbar.data('index', topbar.data('index') + 1);
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$selectedLi.addClass('moved');
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if (!self.rtl) {
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section.css({left: -(100 * topbar.data('index')) + '%'});
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section.find('>.name').css({left: 100 * topbar.data('index') + '%'});
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} else {
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section.css({right: -(100 * topbar.data('index')) + '%'});
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section.find('>.name').css({right: 100 * topbar.data('index') + '%'});
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}
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topbar.css('height', self.outerHeight($this.siblings('ul'), true) + self.outerHeight(titlebar, true));
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}
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});
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$(window).on('resize.fndtn.topbar', function () {
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if (!self.breakpoint()) {
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$('.top-bar, [data-topbar]')
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.css('height', '')
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.removeClass('expanded')
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.find('li')
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.removeClass('hover');
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}
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}.bind(this));
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$('body').on('click.fndtn.topbar', function (e) {
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var parent = $(e.target).closest('[data-topbar], .top-bar');
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if (parent.length > 0) {
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return;
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}
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$('.top-bar li, [data-topbar] li').removeClass('hover');
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});
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// Go up a level on Click
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$(this.scope).on('click.fndtn', '.top-bar .has-dropdown .back, [data-topbar] .has-dropdown .back', function (e) {
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e.preventDefault();
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var $this = $(this),
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topbar = $this.closest('.top-bar, [data-topbar]'),
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titlebar = topbar.children('ul').first(),
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section = topbar.find('section, .section'),
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$movedLi = $this.closest('li.moved'),
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$previousLevelUl = $movedLi.parent();
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topbar.data('index', topbar.data('index') - 1);
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if (!self.rtl) {
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section.css({left: -(100 * topbar.data('index')) + '%'});
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section.find('>.name').css({left: 100 * topbar.data('index') + '%'});
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} else {
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section.css({right: -(100 * topbar.data('index')) + '%'});
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section.find('>.name').css({right: 100 * topbar.data('index') + '%'});
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}
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if (topbar.data('index') === 0) {
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topbar.css('height', '');
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} else {
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topbar.css('height', self.outerHeight($previousLevelUl, true) + self.outerHeight(titlebar, true));
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}
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setTimeout(function () {
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$movedLi.removeClass('moved');
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}, 300);
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});
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},
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breakpoint : function () {
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return $(document).width() <= this.settings.breakPoint || $('html').hasClass('lt-ie9');
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},
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assemble : function () {
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var self = this;
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// Pull element out of the DOM for manipulation
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this.settings.$section.detach();
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this.settings.$section.find('.has-dropdown>a').each(function () {
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var $link = $(this),
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$dropdown = $link.siblings('.dropdown'),
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url = $link.attr('href');
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if (url && url.length > 1) {
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var $titleLi = $('<li class="title back js-generated"><h5><a href="#"></a></h5></li><li><a class="parent-link js-generated" href="' + url + '">' + $link.text() +'</a></li>');
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} else {
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var $titleLi = $('<li class="title back js-generated"><h5><a href="#"></a></h5></li>');
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}
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// Copy link to subnav
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if (self.settings.custom_back_text == true) {
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$titleLi.find('h5>a').html('« ' + self.settings.back_text);
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} else {
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$titleLi.find('h5>a').html('« ' + $link.html());
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}
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$dropdown.prepend($titleLi);
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});
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// Put element back in the DOM
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this.settings.$section.appendTo(this.settings.$topbar);
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// check for sticky
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this.sticky();
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},
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height : function (ul) {
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var total = 0,
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self = this;
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ul.find('> li').each(function () { total += self.outerHeight($(this), true); });
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return total;
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},
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sticky : function () {
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var klass = '.' + this.settings.stickyClass;
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if ($(klass).length > 0) {
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var distance = $(klass).length ? $(klass).offset().top: 0,
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$window = $(window),
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offst = this.outerHeight($('.top-bar')),
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t_top;
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//Whe resize elements of the page on windows resize. Must recalculate distance
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$(window).resize(function() {
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clearTimeout(t_top);
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t_top = setTimeout (function() {
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distance = $(klass).offset().top;
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},105);
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});
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$window.scroll(function() {
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if ($window.scrollTop() > (distance)) {
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$(klass).addClass("fixed");
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$('body').css('padding-top',offst);
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}
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else if ($window.scrollTop() <= distance) {
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$(klass).removeClass("fixed");
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$('body').css('padding-top','0');
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}
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});
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}
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},
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off : function () {
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$(this.scope).off('.fndtn.topbar');
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$(window).off('.fndtn.topbar');
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},
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reflow : function () {}
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};
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}(Foundation.zj, this, this.document));
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