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

/*!
 * jQuery UI Menu 1.11.2
 * http://jqueryui.com
 *
 * Copyright 2014 jQuery Foundation and other contributors
 * Released under the MIT license.
 * http://jquery.org/license
 *
 * http://api.jqueryui.com/menu/
 */
!function(a){"function"==typeof define&&define.amd?define(["jquery","./core","./widget","./position"],a):a(jQuery)}(function(a){return a.widget("ui.menu",{version:"1.11.2",defaultElement:"<ul>",delay:300,options:{icons:{submenu:"ui-icon-carat-1-e"},items:"> *",menus:"ul",position:{my:"left-1 top",at:"right top"},role:"menu",blur:null,focus:null,select:null},_create:function(){this.activeMenu=this.element,this.mouseHandled=!1,this.element.uniqueId().addClass("ui-menu ui-widget ui-widget-content").toggleClass("ui-menu-icons",!!this.element.find(".ui-icon").length).attr({role:this.options.role,tabIndex:0}),this.options.disabled&&this.element.addClass("ui-state-disabled").attr("aria-disabled","true"),this._on({"mousedown .ui-menu-item":function(a){a.preventDefault()},"click .ui-menu-item":function(b){var c=a(b.target);!this.mouseHandled&&c.not(".ui-state-disabled").length&&(this.select(b),b.isPropagationStopped()||(this.mouseHandled=!0),c.has(".ui-menu").length?this.expand(b):!this.element.is(":focus")&&a(this.document[0].activeElement).closest(".ui-menu").length&&(this.element.trigger("focus",[!0]),this.active&&1===this.active.parents(".ui-menu").length&&clearTimeout(this.timer)))},"mouseenter .ui-menu-item":function(b){if(!this.previousFilter){var c=a(b.currentTarget);c.siblings(".ui-state-active").removeClass("ui-state-active"),this.focus(b,c)}},mouseleave:"collapseAll","mouseleave .ui-menu":"collapseAll",focus:function(a,b){var c=this.active||this.element.find(this.options.items).eq(0);b||this.focus(a,c)},blur:function(b){this._delay(function(){a.contains(this.element[0],this.document[0].activeElement)||this.collapseAll(b)})},keydown:"_keydown"}),this.refresh(),this._on(this.document,{click:function(a){this._closeOnDocumentClick(a)&&this.collapseAll(a),this.mouseHandled=!1}})},_destroy:function(){this.element.removeAttr("aria-activedescendant").find(".ui-menu").addBack().removeClass("ui-menu ui-widget ui-widget-content ui-menu-icons ui-front").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").removeUniqueId().removeClass("ui-state-hover").removeAttr("tabIndex").removeAttr("role").removeAttr("aria-haspopup").children().each(function(){var b=a(this);b.data("ui-menu-submenu-carat")&&b.remove()}),this.element.find(".ui-menu-divider").removeClass("ui-menu-divider ui-widget-content")},_keydown:function(b){var c,d,e,f,g=!0;switch(b.keyCode){case a.ui.keyCode.PAGE_UP:this.previousPage(b);break;case a.ui.keyCode.PAGE_DOWN:this.nextPage(b);break;case a.ui.keyCode.HOME:this._move("first","first",b);break;case a.ui.keyCode.END:this._move("last","last",b);break;case a.ui.keyCode.UP:this.previous(b);break;case a.ui.keyCode.DOWN:this.next(b);break;case a.ui.keyCode.LEFT:this.collapse(b);break;case a.ui.keyCode.RIGHT:this.active&&!this.active.is(".ui-state-disabled")&&this.expand(b);break;case a.ui.keyCode.ENTER:case a.ui.keyCode.SPACE:this._activate(b);break;case a.ui.keyCode.ESCAPE:this.collapse(b);break;default:g=!1,d=this.previousFilter||"",e=String.fromCharCode(b.keyCode),f=!1,clearTimeout(this.filterTimer),e===d?f=!0:e=d+e,c=this._filterMenuItems(e),c=f&&-1!==c.index(this.active.next())?this.active.nextAll(".ui-menu-item"):c,c.length||(e=String.fromCharCode(b.keyCode),c=this._filterMenuItems(e)),c.length?(this.focus(b,c),this.previousFilter=e,this.filterTimer=this._delay(function(){delete this.previousFilter},1e3)):delete this.previousFilter}g&&b.preventDefault()},_activate:function(a){this.active.is(".ui-state-disabled")||(this.active.is("[aria-haspopup='true']")?this.expand(a):this.select(a))},refresh:function(){var b,c,d=this,e=this.options.icons.submenu,f=this.element.find(this.options.menus);this.element.toggleClass("ui-menu-icons",!!this.element.find(".ui-icon").length),f.filter(":not(.ui-menu)").addClass("ui-menu ui-widget ui-widget-content ui-front").hide().attr({role:this.options.role,"aria-hidden":"true","aria-expanded":"false"}).each(function(){var b=a(this),c=b.parent(),d=a("<span>").addClass("ui-menu-icon ui-icon "+e).data("ui-menu-submenu-carat",!0);c.attr("aria-haspopup","true").prepend(d),b.attr("aria-labelledby",c.attr("id"))}),b=f.add(this.element),c=b.find(this.options.items),c.not(".ui-menu-item").each(function(){var b=a(this);d._isDivider(b)&&b.addClass("ui-widget-content ui-menu-divider")}),c.not(".ui-menu-item, .ui-menu-divider").addClass("ui-menu-item").uniqueId().attr({tabIndex:-1,role:this._itemRole()}),c.filter(".ui-state-disabled").attr("aria-disabled","true"),this.active&&!a.contains(this.element[0],this.active[0])&&this.blur()},_itemRole:function(){return{menu:"menuitem",listbox:"option"}[this.options.role]},_setOption:function(a,b){"icons"===a&&this.element.find(".ui-menu-icon").removeClass(this.options.icons.submenu).addClass(b.submenu),"disabled"===a&&this.element.toggleClass("ui-state-disabled",!!b).attr("aria-disabled",b),this._super(a,b)},focus:function(a,b){var c,d;this.blur(a,a&&"focus"===a.type),this._scrollIntoView(b),this.active=b.first(),d=this.active.addClass("ui-state-focus").removeClass("ui-state-active"),this.options.role&&this.element.attr("aria-activedescendant",d.attr("id")),this.active.parent().closest(".ui-menu-item").addClass("ui-state-active"),a&&"keydown"===a.type?this._close():this.timer=this._delay(function(){this._close()},this.delay),c=b.children(".ui-menu"),c.length&&a&&/^mouse/.test(a.type)&&this._startOpening(c),this.activeMenu=b.parent(),this._trigger("focus",a,{item:b})},_scrollIntoView:function(b){var c,d,e,f,g,h;this._hasScroll()&&(c=parseFloat(a.css(this.activeMenu[0],"borderTopWidth"))||0,d=parseFloat(a.css(this.activeMenu[0],"paddingTop"))||0,e=b.offset().top-this.activeMenu.offset().top-c-d,f=this.activeMenu.scrollTop(),g=this.activeMenu.height(),h=b.outerHeight(),0>e?this.activeMenu.scrollTop(f+e):e+h>g&&this.activeMenu.scrollTop(f+e-g+h))},blur:function(a,b){b||clearTimeout(this.timer),this.active&&(this.active.removeClass("ui-state-focus"),this.active=null,this._trigger("blur",a,{item:this.active}))},_startOpening:function(a){clearTimeout(this.timer),"true"===a.attr("aria-hidden")&&(this.timer=this._delay(function(){this._close(),this._open(a)},this.delay))},_open:function(b){var c=a.extend({of:this.active},this.options.position);clearTimeout(this.timer),this.element.find(".ui-menu").not(b.parents(".ui-menu")).hide().attr("aria-hidden","true"),b.show().removeAttr("aria-hidden").attr("aria-expanded","true").position(c)},collapseAll:function(b,c){clearTimeout(this.timer),this.timer=this._delay(function(){var d=c?this.element:a(b&&b.target).closest(this.element.find(".ui-menu"));d.length||(d=this.element),this._close(d),this.blur(b),this.activeMenu=d},this.delay)},_close:function(a){a||(a=this.active?this.active.parent():this.element),a.find(".ui-menu").hide().attr("aria-hidden","true").attr("aria-expanded","false").end().find(".ui-state-active").not(".ui-state-focus").removeClass("ui-state-active")},_closeOnDocumentClick:function(b){return!a(b.target).closest(".ui-menu").length},_isDivider:function(a){return!/[^\-\u2014\u2013\s]/.test(a.text())},collapse:function(a){var b=this.active&&this.active.parent().closest(".ui-menu-item",this.element);b&&b.length&&(this._close(),this.focus(a,b))},expand:function(a){var b=this.active&&this.active.children(".ui-menu ").find(this.options.items).first();b&&b.length&&(this._open(b.parent()),this._delay(function(){this.focus(a,b)}))},next:function(a){this._move("next","first",a)},previous:function(a){this._move("prev","last",a)},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(a,b,c){var d;this.active&&(d="first"===a||"last"===a?this.active["first"===a?"prevAll":"nextAll"](".ui-menu-item").eq(-1):this.active[a+"All"](".ui-menu-item").eq(0)),d&&d.length&&this.active||(d=this.activeMenu.find(this.options.items)[b]()),this.focus(c,d)},nextPage:function(b){var c,d,e;return this.active?void(this.isLastItem()||(this._hasScroll()?(d=this.active.offset().top,e=this.element.height(),this.active.nextAll(".ui-menu-item").each(function(){return c=a(this),c.offset().top-d-e<0}),this.focus(b,c)):this.focus(b,this.activeMenu.find(this.options.items)[this.active?"last":"first"]()))):void this.next(b)},previousPage:function(b){var c,d,e;return this.active?void(this.isFirstItem()||(this._hasScroll()?(d=this.active.offset().top,e=this.element.height(),this.active.prevAll(".ui-menu-item").each(function(){return c=a(this),c.offset().top-d+e>0}),this.focus(b,c)):this.focus(b,this.activeMenu.find(this.options.items).first()))):void this.next(b)},_hasScroll:function(){return this.element.outerHeight()<this.element.prop("scrollHeight")},select:function(b){this.active=this.active||a(b.target).closest(".ui-menu-item");var c={item:this.active};this.active.has(".ui-menu").length||this.collapseAll(b,!0),this._trigger("select",b,c)},_filterMenuItems:function(b){var c=b.replace(/[\-\[\]{}()*+?.,\\\^$|#\s]/g,"\\$&"),d=new RegExp("^"+c,"i");return this.activeMenu.find(this.options.items).filter(".ui-menu-item").filter(function(){return d.test(a.trim(a(this).text()))})}})});