WordPress/wp-includes/js/jquery/ui/accordion.min.js

/*!
 * jQuery UI Accordion 1.13.1
 * http://jqueryui.com
 *
 * Copyright jQuery Foundation and other contributors
 * Released under the MIT license.
 * http://jquery.org/license
 */
!function(e){"use strict";"function"==typeof define&&define.amd?define(["jquery","./core"],e):e(jQuery)}(function(o){"use strict";return o.widget("ui.accordion",{version:"1.13.1",options:{active:0,animate:{},classes:{"ui-accordion-header":"ui-corner-top","ui-accordion-header-collapsed":"ui-corner-all","ui-accordion-content":"ui-corner-bottom"},collapsible:!1,event:"click",header:function(e){return e.find("> li > :first-child").add(e.find("> :not(li)").even())},heightStyle:"auto",icons:{activeHeader:"ui-icon-triangle-1-s",header:"ui-icon-triangle-1-e"},activate:null,beforeActivate:null},hideProps:{borderTopWidth:"hide",borderBottomWidth:"hide",paddingTop:"hide",paddingBottom:"hide",height:"hide"},showProps:{borderTopWidth:"show",borderBottomWidth:"show",paddingTop:"show",paddingBottom:"show",height:"show"},_create:function(){var e=this.options;this.prevShow=this.prevHide=o(),this._addClass("ui-accordion","ui-widget ui-helper-reset"),this.element.attr("role","tablist"),e.collapsible||!1!==e.active&&null!=e.active||(e.active=0),this._processPanels(),e.active<0&&(e.active+=this.headers.length),this._refresh()},_getCreateEventData:function(){return{header:this.active,panel:this.active.length?this.active.next():o()}},_createIcons:function(){var e,t=this.options.icons;t&&(e=o("<span>"),this._addClass(e,"ui-accordion-header-icon","ui-icon "+t.header),e.prependTo(this.headers),e=this.active.children(".ui-accordion-header-icon"),this._removeClass(e,t.header)._addClass(e,null,t.activeHeader)._addClass(this.headers,"ui-accordion-icons"))},_destroyIcons:function(){this._removeClass(this.headers,"ui-accordion-icons"),this.headers.children(".ui-accordion-header-icon").remove()},_destroy:function(){var e;this.element.removeAttr("role"),this.headers.removeAttr("role aria-expanded aria-selected aria-controls tabIndex").removeUniqueId(),this._destroyIcons(),e=this.headers.next().css("display","").removeAttr("role aria-hidden aria-labelledby").removeUniqueId(),"content"!==this.options.heightStyle&&e.css("height","")},_setOption:function(e,t){"active"!==e?("event"===e&&(this.options.event&&this._off(this.headers,this.options.event),this._setupEvents(t)),this._super(e,t),"collapsible"!==e||t||!1!==this.options.active||this._activate(0),"icons"===e&&(this._destroyIcons(),t&&this._createIcons())):this._activate(t)},_setOptionDisabled:function(e){this._super(e),this.element.attr("aria-disabled",e),this._toggleClass(null,"ui-state-disabled",!!e),this._toggleClass(this.headers.add(this.headers.next()),null,"ui-state-disabled",!!e)},_keydown:function(e){if(!e.altKey&&!e.ctrlKey){var t=o.ui.keyCode,i=this.headers.length,a=this.headers.index(e.target),s=!1;switch(e.keyCode){case t.RIGHT:case t.DOWN:s=this.headers[(a+1)%i];break;case t.LEFT:case t.UP:s=this.headers[(a-1+i)%i];break;case t.SPACE:case t.ENTER:this._eventHandler(e);break;case t.HOME:s=this.headers[0];break;case t.END:s=this.headers[i-1]}s&&(o(e.target).attr("tabIndex",-1),o(s).attr("tabIndex",0),o(s).trigger("focus"),e.preventDefault())}},_panelKeyDown:function(e){e.keyCode===o.ui.keyCode.UP&&e.ctrlKey&&o(e.currentTarget).prev().trigger("focus")},refresh:function(){var e=this.options;this._processPanels(),!1===e.active&&!0===e.collapsible||!this.headers.length?(e.active=!1,this.active=o()):!1===e.active?this._activate(0):this.active.length&&!o.contains(this.element[0],this.active[0])?this.headers.length===this.headers.find(".ui-state-disabled").length?(e.active=!1,this.active=o()):this._activate(Math.max(0,e.active-1)):e.active=this.headers.index(this.active),this._destroyIcons(),this._refresh()},_processPanels:function(){var e=this.headers,t=this.panels;"function"==typeof this.options.header?this.headers=this.options.header(this.element):this.headers=this.element.find(this.options.header),this._addClass(this.headers,"ui-accordion-header ui-accordion-header-collapsed","ui-state-default"),this.panels=this.headers.next().filter(":not(.ui-accordion-content-active)").hide(),this._addClass(this.panels,"ui-accordion-content","ui-helper-reset ui-widget-content"),t&&(this._off(e.not(this.headers)),this._off(t.not(this.panels)))},_refresh:function(){var i,e=this.options,t=e.heightStyle,a=this.element.parent();this.active=this._findActive(e.active),this._addClass(this.active,"ui-accordion-header-active","ui-state-active")._removeClass(this.active,"ui-accordion-header-collapsed"),this._addClass(this.active.next(),"ui-accordion-content-active"),this.active.next().show(),this.headers.attr("role","tab").each(function(){var e=o(this),t=e.uniqueId().attr("id"),i=e.next(),a=i.uniqueId().attr("id");e.attr("aria-controls",a),i.attr("aria-labelledby",t)}).next().attr("role","tabpanel"),this.headers.not(this.active).attr({"aria-selected":"false","aria-expanded":"false",tabIndex:-1}).next().attr({"aria-hidden":"true"}).hide(),this.active.length?this.active.attr({"aria-selected":"true","aria-expanded":"true",tabIndex:0}).next().attr({"aria-hidden":"false"}):this.headers.eq(0).attr("tabIndex",0),this._createIcons(),this._setupEvents(e.event),"fill"===t?(i=a.height(),this.element.siblings(":visible").each(function(){var e=o(this),t=e.css("position");"absolute"!==t&&"fixed"!==t&&(i-=e.outerHeight(!0))}),this.headers.each(function(){i-=o(this).outerHeight(!0)}),this.headers.next().each(function(){o(this).height(Math.max(0,i-o(this).innerHeight()+o(this).height()))}).css("overflow","auto")):"auto"===t&&(i=0,this.headers.next().each(function(){var e=o(this).is(":visible");e||o(this).show(),i=Math.max(i,o(this).css("height","").height()),e||o(this).hide()}).height(i))},_activate:function(e){e=this._findActive(e)[0];e!==this.active[0]&&(e=e||this.active[0],this._eventHandler({target:e,currentTarget:e,preventDefault:o.noop}))},_findActive:function(e){return"number"==typeof e?this.headers.eq(e):o()},_setupEvents:function(e){var i={keydown:"_keydown"};e&&o.each(e.split(" "),function(e,t){i[t]="_eventHandler"}),this._off(this.headers.add(this.headers.next())),this._on(this.headers,i),this._on(this.headers.next(),{keydown:"_panelKeyDown"}),this._hoverable(this.headers),this._focusable(this.headers)},_eventHandler:function(e){var t=this.options,i=this.active,a=o(e.currentTarget),s=a[0]===i[0],n=s&&t.collapsible,h=n?o():a.next(),r=i.next(),h={oldHeader:i,oldPanel:r,newHeader:n?o():a,newPanel:h};e.preventDefault(),s&&!t.collapsible||!1===this._trigger("beforeActivate",e,h)||(t.active=!n&&this.headers.index(a),this.active=s?o():a,this._toggle(h),this._removeClass(i,"ui-accordion-header-active","ui-state-active"),t.icons&&(i=i.children(".ui-accordion-header-icon"),this._removeClass(i,null,t.icons.activeHeader)._addClass(i,null,t.icons.header)),s||(this._removeClass(a,"ui-accordion-header-collapsed")._addClass(a,"ui-accordion-header-active","ui-state-active"),t.icons&&(s=a.children(".ui-accordion-header-icon"),this._removeClass(s,null,t.icons.header)._addClass(s,null,t.icons.activeHeader)),this._addClass(a.next(),"ui-accordion-content-active")))},_toggle:function(e){var t=e.newPanel,i=this.prevShow.length?this.prevShow:e.oldPanel;this.prevShow.add(this.prevHide).stop(!0,!0),this.prevShow=t,this.prevHide=i,this.options.animate?this._animate(t,i,e):(i.hide(),t.show(),this._toggleComplete(e)),i.attr({"aria-hidden":"true"}),i.prev().attr({"aria-selected":"false","aria-expanded":"false"}),t.length&&i.length?i.prev().attr({tabIndex:-1,"aria-expanded":"false"}):t.length&&this.headers.filter(function(){return 0===parseInt(o(this).attr("tabIndex"),10)}).attr("tabIndex",-1),t.attr("aria-hidden","false").prev().attr({"aria-selected":"true","aria-expanded":"true",tabIndex:0})},_animate:function(e,i,t){var a,s,n,h=this,r=0,o=e.css("box-sizing"),d=e.length&&(!i.length||e.index()<i.index()),c=this.options.animate||{},l=d&&c.down||c,d=function(){h._toggleComplete(t)};return s=(s="string"==typeof l?l:s)||l.easing||c.easing,n=(n="number"==typeof l?l:n)||l.duration||c.duration,i.length?e.length?(a=e.show().outerHeight(),i.animate(this.hideProps,{duration:n,easing:s,step:function(e,t){t.now=Math.round(e)}}),void e.hide().animate(this.showProps,{duration:n,easing:s,complete:d,step:function(e,t){t.now=Math.round(e),"height"!==t.prop?"content-box"===o&&(r+=t.now):"content"!==h.options.heightStyle&&(t.now=Math.round(a-i.outerHeight()-r),r=0)}})):i.animate(this.hideProps,n,s,d):e.animate(this.showProps,n,s,d)},_toggleComplete:function(e){var t=e.oldPanel,i=t.prev();this._removeClass(t,"ui-accordion-content-active"),this._removeClass(i,"ui-accordion-header-active")._addClass(i,"ui-accordion-header-collapsed"),t.length&&(t.parent()[0].className=t.parent()[0].className),this._trigger("activate",null,e)}})});