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

   1 /*! jQuery UI - v1.8.20 - 2012-04-30
   2 * https://github.com/jquery/jquery-ui
   3 * Includes: jquery.ui.autocomplete.js
   4 * Copyright (c) 2012 AUTHORS.txt; Licensed MIT, GPL */
   5 (function(a,b){var c=0;a.widget("ui.autocomplete",{options:{appendTo:"body",autoFocus:!1,delay:300,minLength:1,position:{my:"left top",at:"left bottom",collision:"none"},source:null},pending:0,_create:function(){var b=this,c=this.element[0].ownerDocument,d;this.isMultiLine=this.element.is("textarea"),this.element.addClass("ui-autocomplete-input").attr("autocomplete","off").attr({role:"textbox","aria-autocomplete":"list","aria-haspopup":"true"}).bind("keydown.autocomplete",function(c){if(b.options.disabled||b.element.propAttr("readOnly"))return;d=!1;var e=a.ui.keyCode;switch(c.keyCode){case e.PAGE_UP:b._move("previousPage",c);break;case e.PAGE_DOWN:b._move("nextPage",c);break;case e.UP:b._keyEvent("previous",c);break;case e.DOWN:b._keyEvent("next",c);break;case e.ENTER:case e.NUMPAD_ENTER:b.menu.active&&(d=!0,c.preventDefault());case e.TAB:if(!b.menu.active)return;b.menu.select(c);break;case e.ESCAPE:b.element.val(b.term),b.close(c);break;default:clearTimeout(b.searching),b.searching=setTimeout(function(){b.term!=b.element.val()&&(b.selectedItem=null,b.search(null,c))},b.options.delay)}}).bind("keypress.autocomplete",function(a){d&&(d=!1,a.preventDefault())}).bind("focus.autocomplete",function(){if(b.options.disabled)return;b.selectedItem=null,b.previous=b.element.val()}).bind("blur.autocomplete",function(a){if(b.options.disabled)return;clearTimeout(b.searching),b.closing=setTimeout(function(){b.close(a),b._change(a)},150)}),this._initSource(),this.menu=a("<ul></ul>").addClass("ui-autocomplete").appendTo(a(this.options.appendTo||"body",c)[0]).mousedown(function(c){var d=b.menu.element[0];a(c.target).closest(".ui-menu-item").length||setTimeout(function(){a(document).one("mousedown",function(c){c.target!==b.element[0]&&c.target!==d&&!a.ui.contains(d,c.target)&&b.close()})},1),setTimeout(function(){clearTimeout(b.closing)},13)}).menu({focus:function(a,c){var d=c.item.data("item.autocomplete");!1!==b._trigger("focus",a,{item:d})&&/^key/.test(a.originalEvent.type)&&b.element.val(d.value)},selected:function(a,d){var e=d.item.data("item.autocomplete"),f=b.previous;b.element[0]!==c.activeElement&&(b.element.focus(),b.previous=f,setTimeout(function(){b.previous=f,b.selectedItem=e},1)),!1!==b._trigger("select",a,{item:e})&&b.element.val(e.value),b.term=b.element.val(),b.close(a),b.selectedItem=e},blur:function(a,c){b.menu.element.is(":visible")&&b.element.val()!==b.term&&b.element.val(b.term)}}).zIndex(this.element.zIndex()+1).css({top:0,left:0}).hide().data("menu"),a.fn.bgiframe&&this.menu.element.bgiframe(),b.beforeunloadHandler=function(){b.element.removeAttr("autocomplete")},a(window).bind("beforeunload",b.beforeunloadHandler)},destroy:function(){this.element.removeClass("ui-autocomplete-input").removeAttr("autocomplete").removeAttr("role").removeAttr("aria-autocomplete").removeAttr("aria-haspopup"),this.menu.element.remove(),a(window).unbind("beforeunload",this.beforeunloadHandler),a.Widget.prototype.destroy.call(this)},_setOption:function(b,c){a.Widget.prototype._setOption.apply(this,arguments),b==="source"&&this._initSource(),b==="appendTo"&&this.menu.element.appendTo(a(c||"body",this.element[0].ownerDocument)[0]),b==="disabled"&&c&&this.xhr&&this.xhr.abort()},_initSource:function(){var b=this,c,d;a.isArray(this.options.source)?(c=this.options.source,this.source=function(b,d){d(a.ui.autocomplete.filter(c,b.term))}):typeof this.options.source=="string"?(d=this.options.source,this.source=function(c,e){b.xhr&&b.xhr.abort(),b.xhr=a.ajax({url:d,data:c,dataType:"json",success:function(a,b){e(a)},error:function(){e([])}})}):this.source=this.options.source},search:function(a,b){a=a!=null?a:this.element.val(),this.term=this.element.val();if(a.length<this.options.minLength)return this.close(b);clearTimeout(this.closing);if(this._trigger("search",b)===!1)return;return this._search(a)},_search:function(a){this.pending++,this.element.addClass("ui-autocomplete-loading"),this.source({term:a},this._response())},_response:function(){var a=this,b=++c;return function(d){b===c&&a.__response(d),a.pending--,a.pending||a.element.removeClass("ui-autocomplete-loading")}},__response:function(a){!this.options.disabled&&a&&a.length?(a=this._normalize(a),this._suggest(a),this._trigger("open")):this.close()},close:function(a){clearTimeout(this.closing),this.menu.element.is(":visible")&&(this.menu.element.hide(),this.menu.deactivate(),this._trigger("close",a))},_change:function(a){this.previous!==this.element.val()&&this._trigger("change",a,{item:this.selectedItem})},_normalize:function(b){return b.length&&b[0].label&&b[0].value?b:a.map(b,function(b){return typeof b=="string"?{label:b,value:b}:a.extend({label:b.label||b.value,value:b.value||b.label},b)})},_suggest:function(b){var c=this.menu.element.empty().zIndex(this.element.zIndex()+1);this._renderMenu(c,b),this.menu.deactivate(),this.menu.refresh(),c.show(),this._resizeMenu(),c.position(a.extend({of:this.element},this.options.position)),this.options.autoFocus&&this.menu.next(new a.Event("mouseover"))},_resizeMenu:function(){var a=this.menu.element;a.outerWidth(Math.max(a.width("").outerWidth()+1,this.element.outerWidth()))},_renderMenu:function(b,c){var d=this;a.each(c,function(a,c){d._renderItem(b,c)})},_renderItem:function(b,c){return a("<li></li>").data("item.autocomplete",c).append(a("<a></a>").text(c.label)).appendTo(b)},_move:function(a,b){if(!this.menu.element.is(":visible")){this.search(null,b);return}if(this.menu.first()&&/^previous/.test(a)||this.menu.last()&&/^next/.test(a)){this.element.val(this.term),this.menu.deactivate();return}this.menu[a](b)},widget:function(){return this.menu.element},_keyEvent:function(a,b){if(!this.isMultiLine||this.menu.element.is(":visible"))this._move(a,b),b.preventDefault()}}),a.extend(a.ui.autocomplete,{escapeRegex:function(a){return a.replace(/[-[\]{}()*+?.,\\^$|#\s]/g,"\\$&")},filter:function(b,c){var d=new RegExp(a.ui.autocomplete.escapeRegex(c),"i");return a.grep(b,function(a){return d.test(a.label||a.value||a)})}})})(jQuery),function(a){a.widget("ui.menu",{_create:function(){var b=this;this.element.addClass("ui-menu ui-widget ui-widget-content ui-corner-all").attr({role:"listbox","aria-activedescendant":"ui-active-menuitem"}).click(function(c){if(!a(c.target).closest(".ui-menu-item a").length)return;c.preventDefault(),b.select(c)}),this.refresh()},refresh:function(){var b=this,c=this.element.children("li:not(.ui-menu-item):has(a)").addClass("ui-menu-item").attr("role","menuitem");c.children("a").addClass("ui-corner-all").attr("tabindex",-1).mouseenter(function(c){b.activate(c,a(this).parent())}).mouseleave(function(){b.deactivate()})},activate:function(a,b){this.deactivate();if(this.hasScroll()){var c=b.offset().top-this.element.offset().top,d=this.element.scrollTop(),e=this.element.height();c<0?this.element.scrollTop(d+c):c>=e&&this.element.scrollTop(d+c-e+b.height())}this.active=b.eq(0).children("a").addClass("ui-state-hover").attr("id","ui-active-menuitem").end(),this._trigger("focus",a,{item:b})},deactivate:function(){if(!this.active)return;this.active.children("a").removeClass("ui-state-hover").removeAttr("id"),this._trigger("blur"),this.active=null},next:function(a){this.move("next",".ui-menu-item:first",a)},previous:function(a){this.move("prev",".ui-menu-item:last",a)},first:function(){return this.active&&!this.active.prevAll(".ui-menu-item").length},last:function(){return this.active&&!this.active.nextAll(".ui-menu-item").length},move:function(a,b,c){if(!this.active){this.activate(c,this.element.children(b));return}var d=this.active[a+"All"](".ui-menu-item").eq(0);d.length?this.activate(c,d):this.activate(c,this.element.children(b))},nextPage:function(b){if(this.hasScroll()){if(!this.active||this.last()){this.activate(b,this.element.children(".ui-menu-item:first"));return}var c=this.active.offset().top,d=this.element.height(),e=this.element.children(".ui-menu-item").filter(function(){var b=a(this).offset().top-c-d+a(this).height();return b<10&&b>-10});e.length||(e=this.element.children(".ui-menu-item:last")),this.activate(b,e)}else this.activate(b,this.element.children(".ui-menu-item").filter(!this.active||this.last()?":first":":last"))},previousPage:function(b){if(this.hasScroll()){if(!this.active||this.first()){this.activate(b,this.element.children(".ui-menu-item:last"));return}var c=this.active.offset().top,d=this.element.height(),e=this.element.children(".ui-menu-item").filter(function(){var b=a(this).offset().top-c+d-a(this).height();return b<10&&b>-10});e.length||(e=this.element.children(".ui-menu-item:first")),this.activate(b,e)}else this.activate(b,this.element.children(".ui-menu-item").filter(!this.active||this.first()?":last":":first"))},hasScroll:function(){return this.element.height()<this.element[a.fn.prop?"prop":"attr"]("scrollHeight")},select:function(a){this._trigger("selected",a,{item:this.active})}})}(jQuery);