SemanSemantic-UItic-UI/dist/components/dropdown.min.js

/*!
 * # Semantic UI 2.2.2 - Dropdown
 * http://github.com/semantic-org/semantic-ui/
 *
 *
 * Released under the MIT license
 * http://opensource.org/licenses/MIT
 *
 */
!function(e,t,n,i){"use strict";t="undefined"!=typeof t&&t.Math==Math?t:"undefined"!=typeof self&&self.Math==Math?self:Function("return this")(),e.fn.dropdown=function(a){var o,s=e(this),r=e(n),l=s.selector||"",c="ontouchstart"in n.documentElement,u=(new Date).getTime(),d=[],v=arguments[0],m="string"==typeof v,f=[].slice.call(arguments,1);return s.each(function(h){var g,p,b,w,x,C,S,y,A=e.isPlainObject(a)?e.extend(!0,{},e.fn.dropdown.settings,a):e.extend({},e.fn.dropdown.settings),T=A.className,k=A.message,L=A.fields,I=A.keys,D=A.metadata,q=A.namespace,R=A.regExp,O=A.selector,V=A.error,E=A.templates,F="."+q,M="module-"+q,z=e(this),P=e(A.context),H=z.find(O.text),j=z.find(O.search),U=z.find(O.sizer),N=z.find(O.input),K=z.find(O.icon),B=z.prev().find(O.text).length>0?z.prev().find(O.text):z.prev(),W=z.children(O.menu),$=W.find(O.item),Q=!1,Y=!1,G=!1,J=this,X=z.data(M);y={initialize:function(){y.debug("Initializing dropdown",A),y.is.alreadySetup()?y.setup.reference():(y.setup.layout(),y.refreshData(),y.save.defaults(),y.restore.selected(),y.create.id(),y.bind.events(),y.observeChanges(),y.instantiate())},instantiate:function(){y.verbose("Storing instance of dropdown",y),X=y,z.data(M,y)},destroy:function(){y.verbose("Destroying previous dropdown",z),y.remove.tabbable(),z.off(F).removeData(M),W.off(F),r.off(w),y.disconnect.menuObserver(),y.disconnect.selectObserver()},observeChanges:function(){"MutationObserver"in t&&(C=new MutationObserver(y.event.select.mutation),S=new MutationObserver(y.event.menu.mutation),y.debug("Setting up mutation observer",C,S),y.observe.select(),y.observe.menu())},disconnect:{menuObserver:function(){S&&S.disconnect()},selectObserver:function(){C&&C.disconnect()}},observe:{select:function(){y.has.input()&&C.observe(N[0],{childList:!0,subtree:!0})},menu:function(){y.has.menu()&&S.observe(W[0],{childList:!0,subtree:!0})}},create:{id:function(){x=(Math.random().toString(16)+"000000000").substr(2,8),w="."+x,y.verbose("Creating unique id for element",x)},userChoice:function(t){var n,a,o;return!!(t=t||y.get.userValues())&&(t=e.isArray(t)?t:[t],e.each(t,function(t,s){y.get.item(s)===!1&&(o=A.templates.addition(y.add.variables(k.addResult,s)),a=e("<div />").html(o).attr("data-"+D.value,s).attr("data-"+D.text,s).addClass(T.addition).addClass(T.item),A.hideAdditions&&a.addClass(T.hidden),n=n===i?a:n.add(a),y.verbose("Creating user choices for value",s,a))}),n)},userLabels:function(t){var n=y.get.userValues();n&&(y.debug("Adding user labels",n),e.each(n,function(e,t){y.verbose("Adding custom user value"),y.add.label(t,t)}))},menu:function(){W=e("<div />").addClass(T.menu).appendTo(z)},sizer:function(){U=e("<span />").addClass(T.sizer).insertAfter(j)}},search:function(e){e=e!==i?e:y.get.query(),y.verbose("Searching for query",e),y.has.minCharacters(e)?y.filter(e):y.hide()},select:{firstUnfiltered:function(){y.verbose("Selecting first non-filtered element"),y.remove.selectedItem(),$.not(O.unselectable).not(O.addition+O.hidden).eq(0).addClass(T.selected)},nextAvailable:function(e){e=e.eq(0);var t=e.nextAll(O.item).not(O.unselectable).eq(0),n=e.prevAll(O.item).not(O.unselectable).eq(0),i=t.length>0;i?(y.verbose("Moving selection to",t),t.addClass(T.selected)):(y.verbose("Moving selection to",n),n.addClass(T.selected))}},setup:{api:function(){var e={debug:A.debug,urlData:{value:y.get.value(),query:y.get.query()},on:!1};y.verbose("First request, initializing API"),z.api(e)},layout:function(){z.is("select")&&(y.setup.select(),y.setup.returnedObject()),y.has.menu()||y.create.menu(),y.is.search()&&!y.has.search()&&(y.verbose("Adding search input"),j=e("<input />").addClass(T.search).prop("autocomplete","off").insertBefore(H)),y.is.multiple()&&y.is.searchSelection()&&!y.has.sizer()&&y.create.sizer(),A.allowTab&&y.set.tabbable()},select:function(){var t=y.get.selectValues();y.debug("Dropdown initialized on a select",t),z.is("select")&&(N=z),N.parent(O.dropdown).length>0?(y.debug("UI dropdown already exists. 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