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

   1 /*! jQuery UI - v1.10.3 - 2013-05-03
   2 * http://jqueryui.com
   3 * Copyright 2013 jQuery Foundation and other contributors; Licensed MIT */
   4 (function(t){t.widget("ui.menu",{version:"1.10.3",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=!1,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,t.proxy(function(t){this.options.disabled&&t.preventDefault()},this)),this.options.disabled&&this.element.addClass("ui-state-disabled").attr("aria-disabled","true"),this._on({"mousedown .ui-menu-item > a":function(t){t.preventDefault()},"click .ui-state-disabled > a":function(t){t.preventDefault()},"click .ui-menu-item:has(a)":function(e){var i=t(e.target).closest(".ui-menu-item");!this.mouseHandled&&i.not(".ui-state-disabled").length&&(this.mouseHandled=!0,this.select(e),i.has(".ui-menu").length?this.expand(e):this.element.is(":focus")||(this.element.trigger("focus",[!0]),this.active&&1===this.active.parents(".ui-menu").length&&clearTimeout(this.timer)))},"mouseenter .ui-menu-item":function(e){var i=t(e.currentTarget);i.siblings().children(".ui-state-active").removeClass("ui-state-active"),this.focus(e,i)},mouseleave:"collapseAll","mouseleave .ui-menu":"collapseAll",focus:function(t,e){var i=this.active||this.element.children(".ui-menu-item").eq(0);e||this.focus(t,i)},blur:function(e){this._delay(function(){t.contains(this.element[0],this.document[0].activeElement)||this.collapseAll(e)})},keydown:"_keydown"}),this.refresh(),this._on(this.document,{click:function(e){t(e.target).closest(".ui-menu").length||this.collapseAll(e),this.mouseHandled=!1}})},_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 e=t(this);e.data("ui-menu-submenu-carat")&&e.remove()}),this.element.find(".ui-menu-divider").removeClass("ui-menu-divider ui-widget-content")},_keydown:function(e){function i(t){return t.replace(/[\-\[\]{}()*+?.,\\\^$|#\s]/g,"\\$&")}var s,n,a,o,r,h=!0;switch(e.keyCode){case t.ui.keyCode.PAGE_UP:this.previousPage(e);break;case t.ui.keyCode.PAGE_DOWN:this.nextPage(e);break;case t.ui.keyCode.HOME:this._move("first","first",e);break;case t.ui.keyCode.END:this._move("last","last",e);break;case t.ui.keyCode.UP:this.previous(e);break;case t.ui.keyCode.DOWN:this.next(e);break;case t.ui.keyCode.LEFT:this.collapse(e);break;case t.ui.keyCode.RIGHT:this.active&&!this.active.is(".ui-state-disabled")&&this.expand(e);break;case t.ui.keyCode.ENTER:case t.ui.keyCode.SPACE:this._activate(e);break;case t.ui.keyCode.ESCAPE:this.collapse(e);break;default:h=!1,n=this.previousFilter||"",a=String.fromCharCode(e.keyCode),o=!1,clearTimeout(this.filterTimer),a===n?o=!0:a=n+a,r=RegExp("^"+i(a),"i"),s=this.activeMenu.children(".ui-menu-item").filter(function(){return r.test(t(this).children("a").text())}),s=o&&-1!==s.index(this.active.next())?this.active.nextAll(".ui-menu-item"):s,s.length||(a=String.fromCharCode(e.keyCode),r=RegExp("^"+i(a),"i"),s=this.activeMenu.children(".ui-menu-item").filter(function(){return r.test(t(this).children("a").text())})),s.length?(this.focus(e,s),s.length>1?(this.previousFilter=a,this.filterTimer=this._delay(function(){delete this.previousFilter},1e3)):delete this.previousFilter):delete this.previousFilter}h&&e.preventDefault()},_activate:function(t){this.active.is(".ui-state-disabled")||(this.active.children("a[aria-haspopup='true']").length?this.expand(t):this.select(t))},refresh:function(){var e,i=this.options.icons.submenu,s=this.element.find(this.options.menus);s.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 e=t(this),s=e.prev("a"),n=t("<span>").addClass("ui-menu-icon ui-icon "+i).data("ui-menu-submenu-carat",!0);s.attr("aria-haspopup","true").prepend(n),e.attr("aria-labelledby",s.attr("id"))}),e=s.add(this.element),e.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()}),e.children(":not(.ui-menu-item)").each(function(){var e=t(this);/[^\-\u2014\u2013\s]/.test(e.text())||e.addClass("ui-widget-content ui-menu-divider")}),e.children(".ui-state-disabled").attr("aria-disabled","true"),this.active&&!t.contains(this.element[0],this.active[0])&&this.blur()},_itemRole:function(){return{menu:"menuitem",listbox:"option"}[this.options.role]},_setOption:function(t,e){"icons"===t&&this.element.find(".ui-menu-icon").removeClass(this.options.icons.submenu).addClass(e.submenu),this._super(t,e)},focus:function(t,e){var i,s;this.blur(t,t&&"focus"===t.type),this._scrollIntoView(e),this.active=e.first(),s=this.active.children("a").addClass("ui-state-focus"),this.options.role&&this.element.attr("aria-activedescendant",s.attr("id")),this.active.parent().closest(".ui-menu-item").children("a:first").addClass("ui-state-active"),t&&"keydown"===t.type?this._close():this.timer=this._delay(function(){this._close()},this.delay),i=e.children(".ui-menu"),i.length&&/^mouse/.test(t.type)&&this._startOpening(i),this.activeMenu=e.parent(),this._trigger("focus",t,{item:e})},_scrollIntoView:function(e){var i,s,n,a,o,r;this._hasScroll()&&(i=parseFloat(t.css(this.activeMenu[0],"borderTopWidth"))||0,s=parseFloat(t.css(this.activeMenu[0],"paddingTop"))||0,n=e.offset().top-this.activeMenu.offset().top-i-s,a=this.activeMenu.scrollTop(),o=this.activeMenu.height(),r=e.height(),0>n?this.activeMenu.scrollTop(a+n):n+r>o&&this.activeMenu.scrollTop(a+n-o+r))},blur:function(t,e){e||clearTimeout(this.timer),this.active&&(this.active.children("a").removeClass("ui-state-focus"),this.active=null,this._trigger("blur",t,{item:this.active}))},_startOpening:function(t){clearTimeout(this.timer),"true"===t.attr("aria-hidden")&&(this.timer=this._delay(function(){this._close(),this._open(t)},this.delay))},_open:function(e){var i=t.extend({of:this.active},this.options.position);clearTimeout(this.timer),this.element.find(".ui-menu").not(e.parents(".ui-menu")).hide().attr("aria-hidden","true"),e.show().removeAttr("aria-hidden").attr("aria-expanded","true").position(i)},collapseAll:function(e,i){clearTimeout(this.timer),this.timer=this._delay(function(){var s=i?this.element:t(e&&e.target).closest(this.element.find(".ui-menu"));s.length||(s=this.element),this._close(s),this.blur(e),this.activeMenu=s},this.delay)},_close:function(t){t||(t=this.active?this.active.parent():this.element),t.find(".ui-menu").hide().attr("aria-hidden","true").attr("aria-expanded","false").end().find("a.ui-state-active").removeClass("ui-state-active")},collapse:function(t){var e=this.active&&this.active.parent().closest(".ui-menu-item",this.element);e&&e.length&&(this._close(),this.focus(t,e))},expand:function(t){var e=this.active&&this.active.children(".ui-menu ").children(".ui-menu-item").first();e&&e.length&&(this._open(e.parent()),this._delay(function(){this.focus(t,e)}))},next:function(t){this._move("next","first",t)},previous:function(t){this._move("prev","last",t)},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(t,e,i){var s;this.active&&(s="first"===t||"last"===t?this.active["first"===t?"prevAll":"nextAll"](".ui-menu-item").eq(-1):this.active[t+"All"](".ui-menu-item").eq(0)),s&&s.length&&this.active||(s=this.activeMenu.children(".ui-menu-item")[e]()),this.focus(i,s)},nextPage:function(e){var i,s,n;return this.active?(this.isLastItem()||(this._hasScroll()?(s=this.active.offset().top,n=this.element.height(),this.active.nextAll(".ui-menu-item").each(function(){return i=t(this),0>i.offset().top-s-n}),this.focus(e,i)):this.focus(e,this.activeMenu.children(".ui-menu-item")[this.active?"last":"first"]())),undefined):(this.next(e),undefined)},previousPage:function(e){var i,s,n;return this.active?(this.isFirstItem()||(this._hasScroll()?(s=this.active.offset().top,n=this.element.height(),this.active.prevAll(".ui-menu-item").each(function(){return i=t(this),i.offset().top-s+n>0}),this.focus(e,i)):this.focus(e,this.activeMenu.children(".ui-menu-item").first())),undefined):(this.next(e),undefined)},_hasScroll:function(){return this.element.outerHeight()<this.element.prop("scrollHeight")},select:function(e){this.active=this.active||t(e.target).closest(".ui-menu-item");var i={item:this.active};this.active.has(".ui-menu").length||this.collapseAll(e,!0),this._trigger("select",e,i)}})})(jQuery);