262 lines
No EOL
8.1 KiB
JavaScript
262 lines
No EOL
8.1 KiB
JavaScript
'use strict';
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var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
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function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
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!function ($) {
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/**
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* Accordion module.
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* @module foundation.accordion
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* @requires foundation.util.keyboard
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* @requires foundation.util.motion
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*/
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var Accordion = function () {
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/**
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* Creates a new instance of an accordion.
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* @class
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* @fires Accordion#init
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* @param {jQuery} element - jQuery object to make into an accordion.
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* @param {Object} options - a plain object with settings to override the default options.
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*/
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function Accordion(element, options) {
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_classCallCheck(this, Accordion);
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this.$element = element;
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this.options = $.extend({}, Accordion.defaults, this.$element.data(), options);
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this._init();
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Foundation.registerPlugin(this, 'Accordion');
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Foundation.Keyboard.register('Accordion', {
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'ENTER': 'toggle',
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'SPACE': 'toggle',
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'ARROW_DOWN': 'next',
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'ARROW_UP': 'previous'
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});
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}
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/**
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* Initializes the accordion by animating the preset active pane(s).
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* @private
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*/
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_createClass(Accordion, [{
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key: '_init',
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value: function _init() {
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this.$element.attr('role', 'tablist');
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this.$tabs = this.$element.children('li, [data-accordion-item]');
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this.$tabs.each(function (idx, el) {
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var $el = $(el),
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$content = $el.children('[data-tab-content]'),
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id = $content[0].id || Foundation.GetYoDigits(6, 'accordion'),
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linkId = el.id || id + '-label';
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$el.find('a:first').attr({
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'aria-controls': id,
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'role': 'tab',
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'id': linkId,
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'aria-expanded': false,
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'aria-selected': false
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});
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$content.attr({ 'role': 'tabpanel', 'aria-labelledby': linkId, 'aria-hidden': true, 'id': id });
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});
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var $initActive = this.$element.find('.is-active').children('[data-tab-content]');
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if ($initActive.length) {
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this.down($initActive, true);
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}
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this._events();
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}
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/**
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* Adds event handlers for items within the accordion.
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* @private
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*/
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}, {
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key: '_events',
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value: function _events() {
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var _this = this;
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this.$tabs.each(function () {
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var $elem = $(this);
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var $tabContent = $elem.children('[data-tab-content]');
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if ($tabContent.length) {
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$elem.children('a').off('click.zf.accordion keydown.zf.accordion').on('click.zf.accordion', function (e) {
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// $(this).children('a').on('click.zf.accordion', function(e) {
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e.preventDefault();
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if ($elem.hasClass('is-active')) {
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if (_this.options.allowAllClosed || $elem.siblings().hasClass('is-active')) {
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_this.up($tabContent);
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}
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} else {
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_this.down($tabContent);
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}
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}).on('keydown.zf.accordion', function (e) {
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Foundation.Keyboard.handleKey(e, 'Accordion', {
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toggle: function () {
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_this.toggle($tabContent);
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},
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next: function () {
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var $a = $elem.next().find('a').focus();
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if (!_this.options.multiExpand) {
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$a.trigger('click.zf.accordion');
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}
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},
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previous: function () {
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var $a = $elem.prev().find('a').focus();
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if (!_this.options.multiExpand) {
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$a.trigger('click.zf.accordion');
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}
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},
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handled: function () {
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e.preventDefault();
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e.stopPropagation();
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}
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});
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});
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}
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});
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}
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/**
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* Toggles the selected content pane's open/close state.
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* @param {jQuery} $target - jQuery object of the pane to toggle.
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* @function
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*/
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}, {
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key: 'toggle',
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value: function toggle($target) {
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if ($target.parent().hasClass('is-active')) {
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if (this.options.allowAllClosed || $target.parent().siblings().hasClass('is-active')) {
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this.up($target);
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} else {
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return;
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}
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} else {
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this.down($target);
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}
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}
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/**
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* Opens the accordion tab defined by `$target`.
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* @param {jQuery} $target - Accordion pane to open.
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* @param {Boolean} firstTime - flag to determine if reflow should happen.
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* @fires Accordion#down
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* @function
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*/
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}, {
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key: 'down',
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value: function down($target, firstTime) {
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var _this2 = this;
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if (!this.options.multiExpand && !firstTime) {
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var $currentActive = this.$element.children('.is-active').children('[data-tab-content]');
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if ($currentActive.length) {
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this.up($currentActive);
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}
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}
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$target.attr('aria-hidden', false).parent('[data-tab-content]').addBack().parent().addClass('is-active');
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$target.slideDown(this.options.slideSpeed, function () {
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/**
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* Fires when the tab is done opening.
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* @event Accordion#down
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*/
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_this2.$element.trigger('down.zf.accordion', [$target]);
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});
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$('#' + $target.attr('aria-labelledby')).attr({
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'aria-expanded': true,
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'aria-selected': true
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});
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}
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/**
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* Closes the tab defined by `$target`.
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* @param {jQuery} $target - Accordion tab to close.
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* @fires Accordion#up
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* @function
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*/
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}, {
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key: 'up',
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value: function up($target) {
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var $aunts = $target.parent().siblings(),
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_this = this;
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var canClose = this.options.multiExpand ? $aunts.hasClass('is-active') : $target.parent().hasClass('is-active');
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if (!this.options.allowAllClosed && !canClose) {
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return;
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}
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// Foundation.Move(this.options.slideSpeed, $target, function(){
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$target.slideUp(_this.options.slideSpeed, function () {
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/**
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* Fires when the tab is done collapsing up.
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* @event Accordion#up
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*/
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_this.$element.trigger('up.zf.accordion', [$target]);
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});
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// });
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$target.attr('aria-hidden', true).parent().removeClass('is-active');
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$('#' + $target.attr('aria-labelledby')).attr({
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'aria-expanded': false,
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'aria-selected': false
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});
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}
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/**
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* Destroys an instance of an accordion.
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* @fires Accordion#destroyed
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* @function
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*/
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}, {
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key: 'destroy',
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value: function destroy() {
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this.$element.find('[data-tab-content]').stop(true).slideUp(0).css('display', '');
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this.$element.find('a').off('.zf.accordion');
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Foundation.unregisterPlugin(this);
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}
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}]);
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return Accordion;
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}();
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Accordion.defaults = {
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/**
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* Amount of time to animate the opening of an accordion pane.
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* @option
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* @example 250
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*/
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slideSpeed: 250,
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/**
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* Allow the accordion to have multiple open panes.
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* @option
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* @example false
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*/
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multiExpand: false,
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/**
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* Allow the accordion to close all panes.
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* @option
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* @example false
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*/
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allowAllClosed: false
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};
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// Window exports
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Foundation.plugin(Accordion, 'Accordion');
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}(jQuery); |