/*!
 * jQuery UI Menu - v1.10.4
 * http://jqueryui.com
 *
 * Copyright 2014 jQuery Foundation and other contributors
 * Released under the MIT license.
 * http://jquery.org/license
 *
 * http://api.jqueryui.com/menu/
 */
define(['jquery','jquery-ui-modules/core','jquery-ui-modules/widget','jquery-ui-modules/position'],function($,undefined){$.widget("ui.menu",{version:"1.10.4",defaultElement:"<ul>",delay:300,options:{icons:{submenu:"ui-icon-carat-1-e"},menus:"ul",position:{my:"left top",at:"right top"},role:"menu",blur:null,focus:null,select:null},_create:function(){this.activeMenu=this.element;this.mouseHandled=false;this.element.uniqueId().addClass("ui-menu ui-widget ui-widget-content ui-corner-all").toggleClass("ui-menu-icons",!!this.element.find(".ui-icon").length).attr({role:this.options.role,tabIndex:0}).bind("click"+this.eventNamespace,$.proxy(function(event){if(this.options.disabled){event.preventDefault();}},this));if(this.options.disabled){this.element.addClass("ui-state-disabled").attr("aria-disabled","true");}
this._on({"mousedown .ui-menu-item > a":function(event){event.preventDefault();},"click .ui-state-disabled > a":function(event){event.preventDefault();},"click .ui-menu-item:has(a)":function(event){var target=$(event.target).closest(".ui-menu-item");if(!this.mouseHandled&&target.not(".ui-state-disabled").length){this.select(event);if(!event.isPropagationStopped()){this.mouseHandled=true;}
if(target.has(".ui-menu").length){this.expand(event);}else if(!this.element.is(":focus")&&$(this.document[0].activeElement).closest(".ui-menu").length){this.element.trigger("focus",[true]);if(this.active&&this.active.parents(".ui-menu").length===1){clearTimeout(this.timer);}}}},"mouseenter .ui-menu-item":function(event){var target=$(event.currentTarget);target.siblings().children(".ui-state-active").removeClass("ui-state-active");this.focus(event,target);},mouseleave:"collapseAll","mouseleave .ui-menu":"collapseAll",focus:function(event,keepActiveItem){var item=this.active||this.element.children(".ui-menu-item").eq(0);if(!keepActiveItem){this.focus(event,item);}},blur:function(event){this._delay(function(){if(!$.contains(this.element[0],this.document[0].activeElement)){this.collapseAll(event);}});},keydown:"_keydown"});this.refresh();this._on(this.document,{click:function(event){if(!$(event.target).closest(".ui-menu").length){this.collapseAll(event);}
this.mouseHandled=false;}});},_destroy:function(){this.element.removeAttr("aria-activedescendant").find(".ui-menu").addBack().removeClass("ui-menu ui-widget ui-widget-content ui-corner-all ui-menu-icons").removeAttr("role").removeAttr("tabIndex").removeAttr("aria-labelledby").removeAttr("aria-expanded").removeAttr("aria-hidden").removeAttr("aria-disabled").removeUniqueId().show();this.element.find(".ui-menu-item").removeClass("ui-menu-item").removeAttr("role").removeAttr("aria-disabled").children("a").removeUniqueId().removeClass("ui-corner-all ui-state-hover").removeAttr("tabIndex").removeAttr("role").removeAttr("aria-haspopup").children().each(function(){var elem=$(this);if(elem.data("ui-menu-submenu-carat")){elem.remove();}});this.element.find(".ui-menu-divider").removeClass("ui-menu-divider ui-widget-content");},_keydown:function(event){var match,prev,character,skip,regex,preventDefault=true;function escape(value){return value.replace(/[\-\[\]{}()*+?.,\\\^$|#\s]/g,"\\$&");}
switch(event.keyCode){case $.ui.keyCode.PAGE_UP:this.previousPage(event);break;case $.ui.keyCode.PAGE_DOWN:this.nextPage(event);break;case $.ui.keyCode.HOME:this._move("first","first",event);break;case $.ui.keyCode.END:this._move("last","last",event);break;case $.ui.keyCode.UP:this.previous(event);break;case $.ui.keyCode.DOWN:this.next(event);break;case $.ui.keyCode.LEFT:this.collapse(event);break;case $.ui.keyCode.RIGHT:if(this.active&&!this.active.is(".ui-state-disabled")){this.expand(event);}
break;case $.ui.keyCode.ENTER:case $.ui.keyCode.SPACE:this._activate(event);break;case $.ui.keyCode.ESCAPE:this.collapse(event);break;default:preventDefault=false;prev=this.previousFilter||"";character=String.fromCharCode(event.keyCode);skip=false;clearTimeout(this.filterTimer);if(character===prev){skip=true;}else{character=prev+character;}
regex=new RegExp("^"+escape(character),"i");match=this.activeMenu.children(".ui-menu-item").filter(function(){return regex.test($(this).children("a").text());});match=skip&&match.index(this.active.next())!==-1?this.active.nextAll(".ui-menu-item"):match;if(!match.length){character=String.fromCharCode(event.keyCode);regex=new RegExp("^"+escape(character),"i");match=this.activeMenu.children(".ui-menu-item").filter(function(){return regex.test($(this).children("a").text());});}
if(match.length){this.focus(event,match);if(match.length>1){this.previousFilter=character;this.filterTimer=this._delay(function(){delete this.previousFilter;},1000);}else{delete this.previousFilter;}}else{delete this.previousFilter;}}
if(preventDefault){event.preventDefault();}},_activate:function(event){if(!this.active.is(".ui-state-disabled")){if(this.active.children("a[aria-haspopup='true']").length){this.expand(event);}else{this.select(event);}}},refresh:function(){var menus,icon=this.options.icons.submenu,submenus=this.element.find(this.options.menus);this.element.toggleClass("ui-menu-icons",!!this.element.find(".ui-icon").length);submenus.filter(":not(.ui-menu)").addClass("ui-menu ui-widget ui-widget-content ui-corner-all").hide().attr({role:this.options.role,"aria-hidden":"true","aria-expanded":"false"}).each(function(){var menu=$(this),item=menu.prev("a"),submenuCarat=$("<span>").addClass("ui-menu-icon ui-icon "+icon).data("ui-menu-submenu-carat",true);item.attr("aria-haspopup","true").prepend(submenuCarat);menu.attr("aria-labelledby",item.attr("id"));});menus=submenus.add(this.element);menus.children(":not(.ui-menu-item):has(a)").addClass("ui-menu-item").attr("role","presentation").children("a").uniqueId().addClass("ui-corner-all").attr({tabIndex:-1,role:this._itemRole()});menus.children(":not(.ui-menu-item)").each(function(){var item=$(this);if(!/[^\-\u2014\u2013\s]/.test(item.text())){item.addClass("ui-widget-content ui-menu-divider");}});menus.children(".ui-state-disabled").attr("aria-disabled","true");if(this.active&&!$.contains(this.element[0],this.active[0])){this.blur();}},_itemRole:function(){return{menu:"menuitem",listbox:"option"}[this.options.role];},_setOption:function(key,value){if(key==="icons"){this.element.find(".ui-menu-icon").removeClass(this.options.icons.submenu).addClass(value.submenu);}
this._super(key,value);},focus:function(event,item){var nested,focused;this.blur(event,event&&event.type==="focus");this._scrollIntoView(item);this.active=item.first();focused=this.active.children("a").addClass("ui-state-focus");if(this.options.role){this.element.attr("aria-activedescendant",focused.attr("id"));}
this.active.parent().closest(".ui-menu-item").children("a:first").addClass("ui-state-active");if(event&&event.type==="keydown"){this._close();}else{this.timer=this._delay(function(){this._close();},this.delay);}
nested=item.children(".ui-menu");if(nested.length&&event&&(/^mouse/.test(event.type))){this._startOpening(nested);}
this.activeMenu=item.parent();this._trigger("focus",event,{item:item});},_scrollIntoView:function(item){var borderTop,paddingTop,offset,scroll,elementHeight,itemHeight;if(this._hasScroll()){borderTop=parseFloat($.css(this.activeMenu[0],"borderTopWidth"))||0;paddingTop=parseFloat($.css(this.activeMenu[0],"paddingTop"))||0;offset=item.offset().top-this.activeMenu.offset().top-borderTop-paddingTop;scroll=this.activeMenu.scrollTop();elementHeight=this.activeMenu.height();itemHeight=item.height();if(offset<0){this.activeMenu.scrollTop(scroll+offset);}else if(offset+itemHeight>elementHeight){this.activeMenu.scrollTop(scroll+offset-elementHeight+itemHeight);}}},blur:function(event,fromFocus){if(!fromFocus){clearTimeout(this.timer);}
if(!this.active){return;}
this.active.children("a").removeClass("ui-state-focus");this.active=null;this._trigger("blur",event,{item:this.active});},_startOpening:function(submenu){clearTimeout(this.timer);if(submenu.attr("aria-hidden")!=="true"){return;}
this._open(submenu);},_open:function(submenu){var position=$.extend({of:this.active},this.options.position);clearTimeout(this.timer);this.element.find(".ui-menu").not(submenu.parents(".ui-menu")).hide().attr("aria-hidden","true");submenu.show().removeAttr("aria-hidden").attr("aria-expanded","true").position(position);},collapseAll:function(event,all){clearTimeout(this.timer);this.timer=this._delay(function(){var currentMenu=all?this.element:$(event&&event.target).closest(this.element.find(".ui-menu"));if(!currentMenu.length){currentMenu=this.element;}
this._close(currentMenu);this.blur(event);this.activeMenu=currentMenu;},this.delay);},_close:function(startMenu){if(!startMenu){startMenu=this.active?this.active.parent():this.element;}
startMenu.find(".ui-menu").hide().attr("aria-hidden","true").attr("aria-expanded","false").end().find("a.ui-state-active").removeClass("ui-state-active");},collapse:function(event){var newItem=this.active&&this.active.parent().closest(".ui-menu-item",this.element);if(newItem&&newItem.length){this._close();this.focus(event,newItem);}},expand:function(event){var newItem=this.active&&this.active.children(".ui-menu ").children(".ui-menu-item").first();if(newItem&&newItem.length){this._open(newItem.parent());this._delay(function(){this.focus(event,newItem);});}},next:function(event){this._move("next","first",event);},previous:function(event){this._move("prev","last",event);},isFirstItem:function(){return this.active&&!this.active.prevAll(".ui-menu-item").length;},isLastItem:function(){return this.active&&!this.active.nextAll(".ui-menu-item").length;},_move:function(direction,filter,event){var next;if(this.active){if(direction==="first"||direction==="last"){next=this.active
[direction==="first"?"prevAll":"nextAll"](".ui-menu-item").eq(-1);}else{next=this.active
[direction+"All"](".ui-menu-item").eq(0);}}
if(!next||!next.length||!this.active){next=this.activeMenu.children(".ui-menu-item")[filter]();}
this.focus(event,next);},nextPage:function(event){var item,base,height;if(!this.active){this.next(event);return;}
if(this.isLastItem()){return;}
if(this._hasScroll()){base=this.active.offset().top;height=this.element.height();this.active.nextAll(".ui-menu-item").each(function(){item=$(this);return item.offset().top-base-height<0;});this.focus(event,item);}else{this.focus(event,this.activeMenu.children(".ui-menu-item")
[!this.active?"first":"last"]());}},previousPage:function(event){var item,base,height;if(!this.active){this.next(event);return;}
if(this.isFirstItem()){return;}
if(this._hasScroll()){base=this.active.offset().top;height=this.element.height();this.active.prevAll(".ui-menu-item").each(function(){item=$(this);return item.offset().top-base+height>0;});this.focus(event,item);}else{this.focus(event,this.activeMenu.children(".ui-menu-item").first());}},_hasScroll:function(){return this.element.outerHeight()<this.element.prop("scrollHeight");},select:function(event){this.active=this.active||$(event.target).closest(".ui-menu-item");var ui={item:this.active};if(!this.active.has(".ui-menu").length){this.collapseAll(event,true);}
this._trigger("select",event,ui);}});});