!function(factory){"use strict";"function"==typeof define&&define.amd?define(["jquery","./menu","../form-reset-mixin","../keycode","../labels","../position","../unique-id","../version","../widget"],factory):factory(jQuery)}(function($){"use strict";return $.widget("ui.selectmenu",[$.ui.formResetMixin,{version:"1.13.1",defaultElement:"<select>",options:{appendTo:null,classes:{"ui-selectmenu-button-open":"ui-corner-top","ui-selectmenu-button-closed":"ui-corner-all"},disabled:null,icons:{button:"ui-icon-triangle-1-s"},position:{my:"left top",at:"left bottom",collision:"none"},width:!1,change:null,close:null,focus:null,open:null,select:null},_create:function(){var selectmenuId=this.element.uniqueId().attr("id");this.ids={element:selectmenuId,button:selectmenuId+"-button",menu:selectmenuId+"-menu"},this._drawButton(),this._drawMenu(),this._bindFormResetHandler(),this._rendered=!1,this.menuItems=$()},_drawButton:function(){var icon,that=this,item=this._parseOption(this.element.find("option:selected"),this.element[0].selectedIndex);this.labels=this.element.labels().attr("for",this.ids.button),this._on(this.labels,{click:function(event){this.button.trigger("focus"),event.preventDefault()}}),this.element.hide(),this.button=$("<span>",{tabindex:this.options.disabled?-1:0,id:this.ids.button,role:"combobox","aria-expanded":"false","aria-autocomplete":"list","aria-owns":this.ids.menu,"aria-haspopup":"true",title:this.element.attr("title")}).insertAfter(this.element),this._addClass(this.button,"ui-selectmenu-button ui-selectmenu-button-closed","ui-button ui-widget"),icon=$("<span>").appendTo(this.button),this._addClass(icon,"ui-selectmenu-icon","ui-icon "+this.options.icons.button),this.buttonItem=this._renderButtonItem(item).appendTo(this.button),!1!==this.options.width&&this._resizeButton(),this._on(this.button,this._buttonEvents),this.button.one("focusin",function(){that._rendered||that._refreshMenu()})},_drawMenu:function(){var that=this;this.menu=$("<ul>",{"aria-hidden":"true","aria-labelledby":this.ids.button,id:this.ids.menu}),this.menuWrap=$("<div>").append(this.menu),this._addClass(this.menuWrap,"ui-selectmenu-menu","ui-front"),this.menuWrap.appendTo(this._appendTo()),this.menuInstance=this.menu.menu({classes:{"ui-menu":"ui-corner-bottom"},role:"listbox",select:function(event,ui){event.preventDefault(),that._setSelection(),that._select(ui.item.data("ui-selectmenu-item"),event)},focus:function(event,ui){ui=ui.item.data("ui-selectmenu-item");null!=that.focusIndex&&ui.index!==that.focusIndex&&(that._trigger("focus",event,{item:ui}),that.isOpen||that._select(ui,event)),that.focusIndex=ui.index,that.button.attr("aria-activedescendant",that.menuItems.eq(ui.index).attr("id"))}}).menu("instance"),this.menuInstance._off(this.menu,"mouseleave"),this.menuInstance._closeOnDocumentClick=function(){return!1},this.menuInstance._isDivider=function(){return!1}},refresh:function(){this._refreshMenu(),this.buttonItem.replaceWith(this.buttonItem=this._renderButtonItem(this._getSelectedItem().data("ui-selectmenu-item")||{})),null===this.options.width&&this._resizeButton()},_refreshMenu:function(){var options=this.element.find("option");this.menu.empty(),this._parseOptions(options),this._renderMenu(this.menu,this.items),this.menuInstance.refresh(),this.menuItems=this.menu.find("li").not(".ui-selectmenu-optgroup").find(".ui-menu-item-wrapper"),this._rendered=!0,options.length&&(options=this._getSelectedItem(),this.menuInstance.focus(null,options),this._setAria(options.data("ui-selectmenu-item")),this._setOption("disabled",this.element.prop("disabled")))},open:function(event){this.options.disabled||(this._rendered?(this._removeClass(this.menu.find(".ui-state-active"),null,"ui-state-active"),this.menuInstance.focus(null,this._getSelectedItem())):this._refreshMenu(),this.menuItems.length&&(this.isOpen=!0,this._toggleAttr(),this._resizeMenu(),this._position(),this._on(this.document,this._documentClick),this._trigger("open",event)))},_position:function(){this.menuWrap.position($.extend({of:this.button},this.options.position))},close:function(event){this.isOpen&&(this.isOpen=!1,this._toggleAttr(),this.range=null,this._off(this.document),this._trigger("close",event))},widget:function(){return this.button},menuWidget:function(){return this.menu},_renderButtonItem:function(item){var buttonItem=$("<span>");return this._setText(buttonItem,item.label),this._addClass(buttonItem,"ui-selectmenu-text"),buttonItem},_renderMenu:function(ul,items){var that=this,currentOptgroup="";$.each(items,function(index,item){var li;item.optgroup!==currentOptgroup&&(li=$("<li>",{text:item.optgroup}),that._addClass(li,"ui-selectmenu-optgroup","ui-menu-divider"+(item.element.parent("optgroup").prop("disabled")?" ui-state-disabled":"")),li.appendTo(ul),currentOptgroup=item.optgroup),that._renderItemData(ul,item)})},_renderItemData:function(ul,item){return this._renderItem(ul,item).data("ui-selectmenu-item",item)},_renderItem:function(ul,item){var li=$("<li>"),wrapper=$("<div>",{title:item.element.attr("title")});return item.disabled&&this._addClass(li,null,"ui-state-disabled"),this._setText(wrapper,item.label),li.append(wrapper).appendTo(ul)},_setText:function(element,value){value?element.text(value):element.html("&#160;")},_move:function(direction,event){var item,filter=".ui-menu-item";this.isOpen?item=this.menuItems.eq(this.focusIndex).parent("li"):(item=this.menuItems.eq(this.element[0].selectedIndex).parent("li"),filter+=":not(.ui-state-disabled)"),(item="first"===direction||"last"===direction?item["first"===direction?"prevAll":"nextAll"](filter).eq(-1):item[direction+"All"](filter).eq(0)).length&&this.menuInstance.focus(event,item)},_getSelectedItem:function(){return this.menuItems.eq(this.element[0].selectedIndex).parent("li")},_toggle:function(event){this[this.isOpen?"close":"open"](event)},_setSelection:function(){var selection;this.range&&(window.getSelection?((selection=window.getSelection()).removeAllRanges(),selection.addRange(this.range)):this.range.select(),this.button.focus())},_documentClick:{mousedown:function(event){this.isOpen&&($(event.target).closest(".ui-selectmenu-menu, #"+$.escapeSelector(this.ids.button)).length||this.close(event))}},_buttonEvents:{mousedown:function(){var selection;window.getSelection?(selection=window.getSelection()).rangeCount&&(this.range=selection.getRangeAt(0)):this.range=document.selection.createRange()},click:function(event){this._setSelection(),this._toggle(event)},keydown:function(event){var preventDefault=!0;switch(event.keyCode){case $.ui.keyCode.TAB:case $.ui.keyCode.ESCAPE:this.close(event),preventDefault=!1;break;case $.ui.keyCode.ENTER:this.isOpen&&this._selectFocusedItem(event);break;case $.ui.keyCode.UP:event.altKey?this._toggle(event):this._move("prev",event);break;case $.ui.keyCode.DOWN:event.altKey?this._toggle(event):this._move("next",event);break;case $.ui.keyCode.SPACE:this.isOpen?this._selectFocusedItem(event):this._toggle(event);break;case $.ui.keyCode.LEFT:this._move("prev",event);break;case $.ui.keyCode.RIGHT:this._move("next",event);break;case $.ui.keyCode.HOME:case $.ui.keyCode.PAGE_UP:this._move("first",event);break;case $.ui.keyCode.END:case $.ui.keyCode.PAGE_DOWN:this._move("last",event);break;default:this.menu.trigger(event),preventDefault=!1}preventDefault&&event.preventDefault()}},_selectFocusedItem:function(event){var item=this.menuItems.eq(this.focusIndex).parent("li");item.hasClass("ui-state-disabled")||this._select(item.data("ui-selectmenu-item"),event)},_select:function(item,event){var oldIndex=this.element[0].selectedIndex;this.element[0].selectedIndex=item.index,this.buttonItem.replaceWith(this.buttonItem=this._renderButtonItem(item)),this._setAria(item),this._trigger("select",event,{item:item}),item.index!==oldIndex&&this._trigger("change",event,{item:item}),this.close(event)},_setAria:function(item){item=this.menuItems.eq(item.index).attr("id");this.button.attr({"aria-labelledby":item,"aria-activedescendant":item}),this.menu.attr("aria-activedescendant",item)},_setOption:function(key,value){var icon;"icons"===key&&(icon=this.button.find("span.ui-icon"),this._removeClass(icon,null,this.options.icons.button)._addClass(icon,null,value.button)),this._super(key,value),"appendTo"===key&&this.menuWrap.appendTo(this._appendTo()),"width"===key&&this._resizeButton()},_setOptionDisabled:function(value){this._super(value),this.menuInstance.option("disabled",value),this.button.attr("aria-disabled",value),this._toggleClass(this.button,null,"ui-state-disabled",value),this.element.prop("disabled",value),value?(this.button.attr("tabindex",-1),this.close()):this.button.attr("tabindex",0)},_appendTo:function(){var element=this.options.appendTo;return element=(element=(element=element&&(element.jquery||element.nodeType?$(element):this.document.find(element).eq(0)))&&element[0]?element:this.element.closest(".ui-front, dialog")).length?element:this.document[0].body},_toggleAttr:function(){this.button.attr("aria-expanded",this.isOpen),this._removeClass(this.button,"ui-selectmenu-button-"+(this.isOpen?"closed":"open"))._addClass(this.button,"ui-selectmenu-button-"+(this.isOpen?"open":"closed"))._toggleClass(this.menuWrap,"ui-selectmenu-open",null,this.isOpen),this.menu.attr("aria-hidden",!this.isOpen)},_resizeButton:function(){var width=this.options.width;!1!==width?(null===width&&(width=this.element.show().outerWidth(),this.element.hide()),this.button.outerWidth(width)):this.button.css("width","")},_resizeMenu:function(){this.menu.outerWidth(Math.max(this.button.outerWidth(),this.menu.width("").outerWidth()+1))},_getCreateOptions:function(){var options=this._super();return options.disabled=this.element.prop("disabled"),options},_parseOptions:function(options){var that=this,data=[];options.each(function(index,item){item.hidden||data.push(that._parseOption($(item),index))}),this.items=data},_parseOption:function(option,index){var optgroup=option.parent("optgroup");return{element:option,index:index,value:option.val(),label:option.text(),optgroup:optgroup.attr("label")||"",disabled:optgroup.prop("disabled")||option.prop("disabled")}},_destroy:function(){this._unbindFormResetHandler(),this.menuWrap.remove(),this.button.remove(),this.element.show(),this.element.removeUniqueId(),this.labels.attr("for",this.ids.element)}}])});