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504 lines
15 KiB
504 lines
15 KiB
/*
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* # Semantic - Accordion
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* http://github.com/semantic-org/semantic-ui/
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*
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*
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* Copyright 2014 Contributor
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* Released under the MIT license
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* http://opensource.org/licenses/MIT
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*
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*/
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;(function ($, window, document, undefined) {
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"use strict";
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$.fn.accordion = function(parameters) {
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var
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$allModules = $(this),
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time = new Date().getTime(),
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performance = [],
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query = arguments[0],
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methodInvoked = (typeof query == 'string'),
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queryArguments = [].slice.call(arguments, 1),
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requestAnimationFrame = window.requestAnimationFrame
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|| window.mozRequestAnimationFrame
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|| window.webkitRequestAnimationFrame
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|| window.msRequestAnimationFrame
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|| function(callback) { setTimeout(callback, 0); },
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returnedValue
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;
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$allModules
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.each(function() {
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var
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settings = ( $.isPlainObject(parameters) )
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? $.extend(true, {}, $.fn.accordion.settings, parameters)
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: $.extend({}, $.fn.accordion.settings),
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className = settings.className,
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namespace = settings.namespace,
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selector = settings.selector,
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error = settings.error,
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eventNamespace = '.' + namespace,
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moduleNamespace = 'module-' + namespace,
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moduleSelector = $allModules.selector || '',
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$module = $(this),
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$title = $module.find(selector.title),
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$content = $module.find(selector.content),
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element = this,
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instance = $module.data(moduleNamespace),
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observer,
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module
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;
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module = {
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initialize: function() {
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module.debug('Initializing accordion with bound events', $module);
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$module
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.on('click' + eventNamespace, selector.title, module.event.click)
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;
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module.observeChanges();
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module.instantiate();
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},
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instantiate: function() {
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instance = module;
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$module
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.data(moduleNamespace, module)
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;
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},
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destroy: function() {
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module.debug('Destroying previous accordion for', $module);
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$module
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.removeData(moduleNamespace)
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;
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$title
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.off(eventNamespace)
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;
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},
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refresh: function() {
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$title = $module.find(selector.title);
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$content = $module.find(selector.content);
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},
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observeChanges: function() {
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if('MutationObserver' in window) {
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observer = new MutationObserver(function(mutations) {
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module.debug('DOM tree modified, updating selector cache');
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module.refresh();
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});
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observer.observe(element, {
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childList : true,
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subtree : true
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});
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module.debug('Setting up mutation observer', observer);
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}
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},
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event: {
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click: function() {
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$.proxy(module.toggle, this)();
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}
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},
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toggle: function(query) {
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var
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$activeTitle = (query !== undefined)
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? (typeof query === 'number')
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? $title.eq(query)
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: $(query)
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: $(this),
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$activeContent = $activeTitle.next($content),
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contentIsOpen = $activeContent.is(':visible')
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;
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module.debug('Toggling visibility of content', $activeTitle);
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if(contentIsOpen) {
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if(settings.collapsible) {
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$.proxy(module.close, $activeTitle)();
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}
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else {
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module.debug('Cannot close accordion content collapsing is disabled');
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}
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}
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else {
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$.proxy(module.open, $activeTitle)();
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}
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},
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open: function(query) {
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var
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$activeTitle = (query !== undefined)
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? (typeof query === 'number')
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? $title.eq(query)
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: $(query)
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: $(this),
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$activeContent = $activeTitle.next($content),
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currentlyAnimating = $activeContent.is(':animated'),
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currentlyActive = $activeContent.hasClass(className.active)
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;
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if(!currentlyAnimating && !currentlyActive) {
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module.debug('Opening accordion content', $activeTitle);
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if(settings.exclusive) {
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$.proxy(module.closeOthers, $activeTitle)();
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}
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$activeTitle
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.addClass(className.active)
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;
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$activeContent
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.stop()
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.children()
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.stop()
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.animate({
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opacity: 1
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}, settings.duration, module.reset.display)
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.end()
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.slideDown(settings.duration, settings.easing, function() {
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$activeContent
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.addClass(className.active)
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;
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$.proxy(module.reset.display, this)();
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$.proxy(settings.onOpen, this)();
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$.proxy(settings.onChange, this)();
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})
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;
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}
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},
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close: function(query) {
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var
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$activeTitle = (query !== undefined)
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? (typeof query === 'number')
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? $title.eq(query)
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: $(query)
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: $(this),
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$activeContent = $activeTitle.next($content),
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isActive = $activeContent.hasClass(className.active)
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;
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if(isActive) {
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module.debug('Closing accordion content', $activeContent);
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$activeTitle
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.removeClass(className.active)
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;
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$activeContent
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.removeClass(className.active)
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.show()
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.stop()
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.children()
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.stop()
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.animate({
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opacity: 0
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}, settings.duration, module.reset.opacity)
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.end()
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.slideUp(settings.duration, settings.easing, function() {
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$.proxy(module.reset.display, this)();
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$.proxy(settings.onClose, this)();
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$.proxy(settings.onChange, this)();
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})
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;
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}
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},
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closeOthers: function(index) {
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var
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$activeTitle = (index !== undefined)
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? $title.eq(index)
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: $(this),
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$parentTitles = $activeTitle.parents(selector.content).prev(selector.title),
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$activeAccordion = $activeTitle.closest(selector.accordion),
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activeSelector = selector.title + '.' + className.active + ':visible',
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activeContent = selector.content + '.' + className.active + ':visible',
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$openTitles,
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$nestedTitles,
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$openContents
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;
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if(settings.closeNested) {
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$openTitles = $activeAccordion.find(activeSelector).not($parentTitles);
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$openContents = $openTitles.next($content);
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}
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else {
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$openTitles = $activeAccordion.find(activeSelector).not($parentTitles);
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$nestedTitles = $activeAccordion.find(activeContent).find(activeSelector).not($parentTitles);
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$openTitles = $openTitles.not($nestedTitles);
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$openContents = $openTitles.next($content);
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}
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if( ($openTitles.size() > 0) ) {
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module.debug('Exclusive enabled, closing other content', $openTitles);
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$openTitles
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.removeClass(className.active)
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;
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$openContents
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.stop()
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.children()
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.stop()
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.animate({
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opacity: 0
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}, settings.duration, module.resetOpacity)
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.end()
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.slideUp(settings.duration , settings.easing, function() {
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$(this).removeClass(className.active);
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$.proxy(module.reset.display, this)();
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})
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;
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}
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},
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reset: {
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display: function() {
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module.verbose('Removing inline display from element', this);
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$(this).css('display', '');
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if( $(this).attr('style') === '') {
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$(this)
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.attr('style', '')
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.removeAttr('style')
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;
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}
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},
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opacity: function() {
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module.verbose('Removing inline opacity from element', this);
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$(this).css('opacity', '');
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if( $(this).attr('style') === '') {
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$(this)
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.attr('style', '')
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.removeAttr('style')
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;
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}
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},
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},
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setting: function(name, value) {
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module.debug('Changing setting', name, value);
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if( $.isPlainObject(name) ) {
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$.extend(true, settings, name);
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}
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else if(value !== undefined) {
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settings[name] = value;
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}
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else {
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return settings[name];
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}
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},
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internal: function(name, value) {
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module.debug('Changing internal', name, value);
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if(value !== undefined) {
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if( $.isPlainObject(name) ) {
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$.extend(true, module, name);
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}
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else {
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module[name] = value;
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}
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}
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else {
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return module[name];
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}
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},
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debug: function() {
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if(settings.debug) {
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if(settings.performance) {
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module.performance.log(arguments);
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}
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else {
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module.debug = Function.prototype.bind.call(console.info, console, settings.name + ':');
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module.debug.apply(console, arguments);
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}
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}
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},
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verbose: function() {
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if(settings.verbose && settings.debug) {
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if(settings.performance) {
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module.performance.log(arguments);
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}
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else {
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module.verbose = Function.prototype.bind.call(console.info, console, settings.name + ':');
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module.verbose.apply(console, arguments);
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}
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}
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},
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error: function() {
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module.error = Function.prototype.bind.call(console.error, console, settings.name + ':');
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module.error.apply(console, arguments);
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},
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performance: {
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log: function(message) {
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var
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currentTime,
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executionTime,
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previousTime
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;
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if(settings.performance) {
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currentTime = new Date().getTime();
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previousTime = time || currentTime;
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executionTime = currentTime - previousTime;
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time = currentTime;
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performance.push({
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'Name' : message[0],
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'Arguments' : [].slice.call(message, 1) || '',
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'Element' : element,
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'Execution Time' : executionTime
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});
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}
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clearTimeout(module.performance.timer);
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module.performance.timer = setTimeout(module.performance.display, 100);
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},
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display: function() {
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var
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title = settings.name + ':',
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totalTime = 0
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;
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time = false;
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clearTimeout(module.performance.timer);
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$.each(performance, function(index, data) {
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totalTime += data['Execution Time'];
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});
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title += ' ' + totalTime + 'ms';
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if(moduleSelector) {
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title += ' \'' + moduleSelector + '\'';
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}
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if( (console.group !== undefined || console.table !== undefined) && performance.length > 0) {
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console.groupCollapsed(title);
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if(console.table) {
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console.table(performance);
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}
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else {
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$.each(performance, function(index, data) {
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console.log(data['Name'] + ': ' + data['Execution Time']+'ms');
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});
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}
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console.groupEnd();
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}
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performance = [];
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}
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},
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invoke: function(query, passedArguments, context) {
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var
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object = instance,
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maxDepth,
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found,
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response
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;
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passedArguments = passedArguments || queryArguments;
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context = element || context;
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if(typeof query == 'string' && object !== undefined) {
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query = query.split(/[\. ]/);
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maxDepth = query.length - 1;
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$.each(query, function(depth, value) {
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var camelCaseValue = (depth != maxDepth)
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? value + query[depth + 1].charAt(0).toUpperCase() + query[depth + 1].slice(1)
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: query
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;
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if( $.isPlainObject( object[camelCaseValue] ) && (depth != maxDepth) ) {
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object = object[camelCaseValue];
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}
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else if( object[camelCaseValue] !== undefined ) {
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found = object[camelCaseValue];
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return false;
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}
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else if( $.isPlainObject( object[value] ) && (depth != maxDepth) ) {
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object = object[value];
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}
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else if( object[value] !== undefined ) {
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found = object[value];
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return false;
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}
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else {
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return false;
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}
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});
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}
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if ( $.isFunction( found ) ) {
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response = found.apply(context, passedArguments);
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}
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else if(found !== undefined) {
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response = found;
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}
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if($.isArray(returnedValue)) {
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returnedValue.push(response);
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}
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else if(returnedValue !== undefined) {
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returnedValue = [returnedValue, response];
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}
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else if(response !== undefined) {
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returnedValue = response;
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}
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return found;
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}
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};
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if(methodInvoked) {
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if(instance === undefined) {
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module.initialize();
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}
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module.invoke(query);
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}
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else {
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if(instance !== undefined) {
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module.destroy();
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}
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module.initialize();
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}
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})
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;
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return (returnedValue !== undefined)
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? returnedValue
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: this
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;
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};
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$.fn.accordion.settings = {
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name : 'Accordion',
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namespace : 'accordion',
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debug : false,
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verbose : true,
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performance : true,
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exclusive : true,
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collapsible : true,
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closeNested : false,
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duration : 500,
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easing : 'easeInOutQuint',
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onOpen : function(){},
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onClose : function(){},
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onChange : function(){},
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error: {
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method : 'The method you called is not defined'
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},
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className : {
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active : 'active'
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},
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selector : {
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accordion : '.accordion',
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title : '.title',
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content : '.content'
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}
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};
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// Adds easing
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$.extend( $.easing, {
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easeInOutQuint: function (x, t, b, c, d) {
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if ((t/=d/2) < 1) return c/2*t*t*t*t*t + b;
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return c/2*((t-=2)*t*t*t*t + 2) + b;
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}
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});
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})( jQuery, window , document );
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