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. Creating dropdown menu only"),z=N.closest(O.dropdown),y.has.menu()||y.create.menu(),W=z.children(O.menu),y.setup.men
y.verbose("Adding user addition as an <option>",t),y.observe.select())},userSuggestion:function(e){var t,n=W.children(O.addition),i=y.get.item(e),a=i&&i.not(O.addition).length,o=n.length>0;if(!A.useLabels||!y.has.maxSelections()){if(""===e||a)return void n.remove();o?(n.data(D.value,e).data(D.text,e).attr("data-"+D.value,e).attr("data-"+D.text,e).removeClass(T.filtered),A.hideAdditions||(t=A.templates.addition(y.add.variables(k.addResult,e)),n.html(t)),y.verbose("Replacing user suggestion with new value",n)):(n=y.create.userChoice(e),n.prependTo(W),y.verbose("Adding item choice to menu corresponding with user choice addition",n)),A.hideAdditions&&!y.is.allFiltered()||n.addClass(T.selected).siblings().removeClass(T.selected),y.refreshItems()}},variables:function(e,t){var n,i,a=e.search("{count}")!==-1,o=e.search("{maxCount}")!==-1,s=e.search("{term}")!==-1;return y.verbose("Adding templated variables to message",e),a&&(n=y.get.selectionCount(),e=e.replace("{count}",n)),o&&(n=y.get.selectionCount(),e=e.replace("{maxCount}",A.maxSelections)),s&&(i=t||y.get.query(),e=e.replace("{term}",i)),e},value:function(t,n,i){var a,o=y.get.values();return""===t?void y.debug("Cannot select blank values from multiselect"):(e.isArray(o)?(a=o.concat([t]),a=y.get.uniqueArray(a)):a=[t],y.has.selectInput()?y.can.extendSelect()&&(y.debug("Adding value to select",t,a,N),y.add.optionValue(t)):(a=a.join(A.delimiter),y.debug("Setting hidden input to delimited value",a,N)),A.fireOnInit===!1&&y.is.initialLoad()?y.verbose("Skipping onadd callback on initial load",A.onAdd):A.onAdd.call(J,t,n,i),y.set.value(a,t,n,i),void y.check.maxSelections())}},remove:{active:function(){z.removeClass(T.active)},activeLabel:function(){z.find(O.label).removeClass(T.active)},empty:function(){z.removeClass(T.empty)},loading:function(){z.removeClass(T.loading)},initialLoad:function(){g=!1},upward:function(e){var t=e||z;t.removeClass(T.upward)},visible:function(){z.removeClass(T.visible)},activeItem:function(){$.removeClass(T.active)},filteredItem:function(){A.useLabels&&y.has.maxSelections()||(A.useLabels&&y.is.multiple()?$.not("."+T.active).removeClass(T.filtered):$.removeClass(T.filtered),y.remove.empty())},optionValue:function(e){var t=y.escape.value(e),n=N.find('option[value="'+t+'"]'),i=n.length>0;i&&n.hasClass(T.addition)&&(C&&(C.disconnect(),y.verbose("Temporarily disconnecting mutation observer")),n.remove(),y.verbose("Removing user addition as an <option>",t),C&&C.observe(N[0],{childList:!0,subtree:!0}))},message:function(){W.children(O.message).remove()},searchWidth:function(){j.css("width","")},searchTerm:function(){y.verbose("Cleared search term"),j.val(""),y.set.filtered()},userAddition:function(){$.filter(O.addition).remove()},selected:function(t,n){return!!(n=A.allowAdditions?n||y.get.itemWithAdditions(t):n||y.get.item(t))&&void n.each(function(){var t=e(this),n=y.get.choiceText(t),i=y.get.choiceValue(t,n);y.is.multiple()?A.useLabels?(y.remove.value(i,n,t),y.remove.label(i)):(y.remove.value(i,n,t),0===y.get.selectionCount()?y.set.placeholderText():y.set.text(y.add.variables(k.count))):y.remove.value(i,n,t),t.removeClass(T.filtered).removeClass(T.active),A.useLabels&&t.removeClass(T.selected)})},selectedItem:function(){$.removeClass(T.selected)},value:function(e,t,n){var i,a=y.get.values();y.has.selectInput()?(y.verbose("Input is <select> removing selected option",e),i=y.remove.arrayValue(e,a),y.remove.optionValue(e)):(y.verbose("Removing from delimited values",e),i=y.remove.arrayValue(e,a),i=i.join(A.delimiter)),A.fireOnInit===!1&&y.is.initialLoad()?y.verbose("No callback on initial load",A.onRemove):A.onRemove.call(J,e,t,n),y.set.value(i,t,n),y.check.maxSelections()},arrayValue:function(t,n){return e.isArray(n)||(n=[n]),n=e.grep(n,function(e){return t!=e}),y.verbose("Removed value from delimited string",t,n),n},label:function(e,t){var n=z.find(O.label),i=n.filter('[data-value="'+e+'"]');y.verbose("Removing label",i),i.remove()},activeLabels:function(e){e=e||z.find(O.label).filter("."+T.active),y.verbose("Removing active label selections",e),y.remove.label