!function(factory){"use strict";"function"==typeof define&&define.amd?define(["jquery","../version","../keycode","../unique-id","../widget"],factory):factory(jQuery)}(function($){"use strict";return $.widget("ui.accordion",{version:"1.13.2",options:{active:0,animate:{},classes:{"ui-accordion-header":"ui-corner-top","ui-accordion-header-collapsed":"ui-corner-all","ui-accordion-content":"ui-corner-bottom"},collapsible:!1,event:"click",header:function(elem){return elem.find("> li > :first-child").add(elem.find("> :not(li)").even())},heightStyle:"auto",icons:{activeHeader:"ui-icon-triangle-1-s",header:"ui-icon-triangle-1-e"},activate:null,beforeActivate:null},hideProps:{borderTopWidth:"hide",borderBottomWidth:"hide",paddingTop:"hide",paddingBottom:"hide",height:"hide"},showProps:{borderTopWidth:"show",borderBottomWidth:"show",paddingTop:"show",paddingBottom:"show",height:"show"},_create:function(){var options=this.options;this.prevShow=this.prevHide=$(),this._addClass("ui-accordion","ui-widget ui-helper-reset"),this.element.attr("role","tablist"),options.collapsible||!1!==options.active&&null!=options.active||(options.active=0),this._processPanels(),options.active<0&&(options.active+=this.headers.length),this._refresh()},_getCreateEventData:function(){return{header:this.active,panel:this.active.length?this.active.next():$()}},_createIcons:function(){var icon,icons=this.options.icons;icons&&(icon=$("<span>"),this._addClass(icon,"ui-accordion-header-icon","ui-icon "+icons.header),icon.prependTo(this.headers),icon=this.active.children(".ui-accordion-header-icon"),this._removeClass(icon,icons.header)._addClass(icon,null,icons.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 contents;this.element.removeAttr("role"),this.headers.removeAttr("role aria-expanded aria-selected aria-controls tabIndex").removeUniqueId(),this._destroyIcons(),contents=this.headers.next().css("display","").removeAttr("role aria-hidden aria-labelledby").removeUniqueId(),"content"!==this.options.heightStyle&&contents.css("height","")},_setOption:function(key,value){"active"===key?this._activate(value):("event"===key&&(this.options.event&&this._off(this.headers,this.options.event),this._setupEvents(value)),this._super(key,value),"collapsible"!==key||value||!1!==this.options.active||this._activate(0),"icons"===key&&(this._destroyIcons(),value&&this._createIcons()))},_setOptionDisabled:function(value){this._super(value),this.element.attr("aria-disabled",value),this._toggleClass(null,"ui-state-disabled",!!value),this._toggleClass(this.headers.add(this.headers.next()),null,"ui-state-disabled",!!value)},_keydown:function(event){if(!event.altKey&&!event.ctrlKey){var keyCode=$.ui.keyCode,length=this.headers.length,currentIndex=this.headers.index(event.target),toFocus=!1;switch(event.keyCode){case keyCode.RIGHT:case keyCode.DOWN:toFocus=this.headers[(currentIndex+1)%length];break;case keyCode.LEFT:case keyCode.UP:toFocus=this.headers[(currentIndex-1+length)%length];break;case keyCode.SPACE:case keyCode.ENTER:this._eventHandler(event);break;case keyCode.HOME:toFocus=this.headers[0];break;case keyCode.END:toFocus=this.headers[length-1]}toFocus&&($(event.target).attr("tabIndex",-1),$(toFocus).attr("tabIndex",0),$(toFocus).trigger("focus"),event.preventDefault())}},_panelKeyDown:function(event){event.keyCode===$.ui.keyCode.UP&&event.ctrlKey&&$(event.currentTarget).prev().trigger("focus")},refresh:function(){var options=this.options;this._processPanels(),!1===options.active&&!0===options.collapsible||!this.headers.length?(options.active=!1,this.active=$()):!1===options.active?this._activate(0):this.active.length&&!$.contains(this.element[0],this.active[0])?this.headers.length===this.headers.find(".ui-state-disabled").length?(options.active=!1,this.active=$()):this._activate(Math.max(0,options.active-1)):options.active=this.headers.index(this.active),this._destroyIcons(),this._refresh()},_processPanels:function(){var prevHeaders=this.headers,prevPanels=this.panels;"function"==typeof this.options.header?this.headers=this.options.header(this.element):this.headers=this.element.find(this.options.header),this._addClass(this.headers,"ui-accordion-header ui-accordion-header-collapsed","ui-state-default"),this.panels=this.headers.next().filter(":not(.ui-accordion-content-active)").hide(),this._addClass(this.panels,"ui-accordion-content","ui-helper-reset ui-widget-content"),prevPanels&&(this._off(prevHeaders.not(this.headers)),this._off(prevPanels.not(this.panels)))},_refresh:function(){var maxHeight,options=this.options,heightStyle=options.heightStyle,parent=this.element.parent();this.active=this._findActive(options.active),this._addClass(this.active,"ui-accordion-header-active","ui-state-active")._removeClass(this.active,"ui-accordion-header-collapsed"),this._addClass(this.active.next(),"ui-accordion-content-active"),this.active.next().show(),this.headers.attr("role","tab").each(function(){var header=$(this),headerId=header.uniqueId().attr("id"),panel=header.next(),panelId=panel.uniqueId().attr("id");header.attr("aria-controls",panelId),panel.attr("aria-labelledby",headerId)}).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(options.event),"fill"===heightStyle?(maxHeight=parent.height(),this.element.siblings(":visible").each(function(){var elem=$(this),position=elem.css("position");"absolute"!==position&&"fixed"!==position&&(maxHeight-=elem.outerHeight(!0))}),this.headers.each(function(){maxHeight-=$(this).outerHeight(!0)}),this.headers.next().each(function(){$(this).height(Math.max(0,maxHeight-$(this).innerHeight()+$(this).height()))}).css("overflow","auto")):"auto"===heightStyle&&(maxHeight=0,this.headers.next().each(function(){var isVisible=$(this).is(":visible");isVisible||$(this).show(),maxHeight=Math.max(maxHeight,$(this).css("height","").height()),isVisible||$(this).hide()}).height(maxHeight))},_activate:function(index){index=this._findActive(index)[0];index!==this.active[0]&&(index=index||this.active[0],this._eventHandler({target:index,currentTarget:index,preventDefault:$.noop}))},_findActive:function(selector){return"number"==typeof selector?this.headers.eq(selector):$()},_setupEvents:function(event){var events={keydown:"_keydown"};event&&$.each(event.split(" "),function(index,eventName){events[eventName]="_eventHandler"}),this._off(this.headers.add(this.headers.next())),this._on(this.headers,events),this._on(this.headers.next(),{keydown:"_panelKeyDown"}),this._hoverable(this.headers),this._focusable(this.headers)},_eventHandler:function(event){var options=this.options,active=this.active,clicked=$(event.currentTarget),clickedIsActive=clicked[0]===active[0],collapsing=clickedIsActive&&options.collapsible,toShow=collapsing?$():clicked.next(),toHide=active.next(),toHide={oldHeader:active,oldPanel:toHide,newHeader:collapsing?$():clicked,newPanel:toShow};event.preventDefault(),clickedIsActive&&!options.collapsible||!1===this._trigger("beforeActivate",event,toHide)||(options.active=!collapsing&&this.headers.index(clicked),this.active=clickedIsActive?$():clicked,this._toggle(toHide),this._removeClass(active,"ui-accordion-header-active","ui-state-active"),options.icons&&(toShow=active.children(".ui-accordion-header-icon"),this._removeClass(toShow,null,options.icons.activeHeader)._addClass(toShow,null,options.icons.header)),clickedIsActive||(this._removeClass(clicked,"ui-accordion-header-collapsed")._addClass(clicked,"ui-accordion-header-active","ui-state-active"),options.icons&&(event=clicked.children(".ui-accordion-header-icon"),this._removeClass(event,null,options.icons.header)._addClass(event,null,options.icons.activeHeader)),this._addClass(clicked.next(),"ui-accordion-content-active")))},_toggle:function(data){var toShow=data.newPanel,toHide=this.prevShow.length?this.prevShow:data.oldPanel;this.prevShow.add(this.prevHide).stop(!0,!0),this.prevShow=toShow,this.prevHide=toHide,this.options.animate?this._animate(toShow,toHide,data):(toHide.hide(),toShow.show(),this._toggleComplete(data)),toHide.attr({"aria-hidden":"true"}),toHide.prev().attr({"aria-selected":"false","aria-expanded":"false"}),toShow.length&&toHide.length?toHide.prev().attr({tabIndex:-1,"aria-expanded":"false"}):toShow.length&&this.headers.filter(function(){return 0===parseInt($(this).attr("tabIndex"),10)}).attr("tabIndex",-1),toShow.attr("aria-hidden","false").prev().attr({"aria-selected":"true","aria-expanded":"true",tabIndex:0})},_animate:function(toShow,toHide,data){function complete(){that._toggleComplete(data)}var total,that=this,adjust=0,boxSizing=toShow.css("box-sizing"),down=toShow.length&&(!toHide.length||toShow.index()<toHide.index()),animate=this.options.animate||{},down=down&&animate.down||animate,easing=(easing="string"==typeof down?down:easing)||down.easing||animate.easing,duration=(duration="number"==typeof down?down:duration)||down.duration||animate.duration;return toHide.length?toShow.length?(total=toShow.show().outerHeight(),toHide.animate(this.hideProps,{duration:duration,easing:easing,step:function(now,fx){fx.now=Math.round(now)}}),void toShow.hide().animate(this.showProps,{duration:duration,easing:easing,complete:complete,step:function(now,fx){fx.now=Math.round(now),"height"!==fx.prop?"content-box"===boxSizing&&(adjust+=fx.now):"content"!==that.options.heightStyle&&(fx.now=Math.round(total-toHide.outerHeight()-adjust),adjust=0)}})):toHide.animate(this.hideProps,duration,easing,complete):toShow.animate(this.showProps,duration,easing,complete)},_toggleComplete:function(data){var toHide=data.oldPanel,prev=toHide.prev();this._removeClass(toHide,"ui-accordion-content-active"),this._removeClass(prev,"ui-accordion-header-active")._addClass(prev,"ui-accordion-header-collapsed"),toHide.length&&(toHide.parent()[0].className=toHide.parent()[0].className),this._trigger("activate",null,data)}})});