/*! * # Semantic UI 2.0.0 - Dropdown * http://github.com/semantic-org/semantic-ui/ * * * Copyright 2014 Contributors * Released under the MIT license * http://opensource.org/licenses/MIT * */ !function(e,t,n,i){"use strict";e.fn.dropdown=function(o){var a,s=e(this),r=e(n),l=s.selector||"",c="ontouchstart"in n.documentElement,u=(new Date).getTime(),d=[],v=arguments[0],f="string"==typeof v,m=[].slice.call(arguments,1);return s.each(function(){var h,g,p,b,w,y=e.isPlainObject(o)?e.extend(!0,{},e.fn.dropdown.settings,o):e.extend({},e.fn.dropdown.settings),x=y.className,C=y.message,S=y.metadata,T=y.namespace,k=y.regExp,A=y.selector,D=y.error,E=y.templates,L="."+T,I="module-"+T,O=e(this),q=O.find(A.text),F=O.find(A.search),R=O.find(A.input),z=O.find(A.icon),V=O.prev().find(A.text).length>0?O.prev().find(A.text):O.prev(),M=O.children(A.menu),P=M.find(A.item),j=!1,H=!1,U=this,K=O.data(I);w={initialize:function(){w.debug("Initializing dropdown",y),w.is.alreadySetup()?w.setup.reference():(w.setup.layout(),w.save.defaults(),w.set.selected(),w.create.id(),c&&w.bind.touchEvents(),w.bind.mouseEvents(),w.bind.keyboardEvents(),w.observeChanges(),w.instantiate())},instantiate:function(){w.verbose("Storing instance of dropdown",w),K=w,O.data(I,w)},destroy:function(){w.verbose("Destroying previous dropdown for",O),w.remove.tabbable(),O.off(L).removeData(I),M.off(L),r.off(h),p&&p.disconnect(),b&&b.disconnect()},observeChanges:function(){"MutationObserver"in t&&(p=new MutationObserver(function(){w.debug("").addClass(x.search).insertBefore(q)),y.allowTab&&w.set.tabbable()},select:function(){var t=w.get.selectValues();w.debug("Dropdown initialized on a select",t),O.is("select")&&(R=O),R.parent(A.dropdown).length>0?(w.debug("UI dropdown already exists. Creating dropdown menu only"),O=R.closest(A.dropdown),M=O.children(A.menu),0===M.length&&(M=e("
").addClass(x.menu).appendTo(O)),M.html(E.menu(t))):(w.debug("Creating entire dropdown from select"),O=e("
").attr("class",R.attr("class")).addClass(x.selection).addClass(x.dropdown).html(E.dropdown(t)).insertBefore(R),R.removeAttr("class").detach().prependTo(O)),R.is("[multiple]")&&w.set.multiple(),w.refresh()},reference:function(){var e,t,n=s.index(O);w.debug("Dropdown behavior was called on select, replacing with closest dropdown"),O=O.parent(A.dropdown),w.refresh(),e=s.slice(0,n),t=s.slice(n+1),s=e.add(O).add(t),f&&(K=w,w.invoke(v))}},refresh:function(){w.verbose("Refreshing selector cache"),q=O.find(A.text),F=O.find(A.search),R=O.find(A.input),z=O.find(A.icon),V=O.prev().find(A.text).length>0?O.prev().find(A.text):O.prev(),M=O.children(A.menu),P=M.find(A.item)},toggle:function(){w.verbose("Toggling menu visibility"),w.is.active()?w.hide():w.show()},show:function(t){if(t=e.isFunction(t)?t:function(){},w.can.show()&&!w.is.active()){if(w.debug("Showing dropdown"),w.is.multiple()&&!w.has.search()&&w.is.allFiltered())return!0;w.animate.show(function(){w.can.click()&&w.bind.intent(),w.set.visible(),t.call(U)}),y.onShow.call(U)}},hide:function(t){t=e.isFunction(t)?t:function(){},w.is.active()&&(w.debug("Hiding dropdown"),w.animate.hide(function(){w.remove.visible(),t.call(U)}),y.onHide.call(U))},hideOthers:function(){w.verbose("Finding other dropdowns to hide"),s.not(O).has(A.menu+":visible:not(."+x.animating+")").dropdown("hide")},hideMenu:function(){w.verbose("Hiding menu instantaneously"),w.remove.active(),w.remove.visible(),M.transition("hide")},hideSubMenus:function(){var e=M.children(A.item).find(A.menu);w.verbose("Hiding sub menus",e),e.transition("hide")},bind:{keyboardEvents:function(){w.debug("Binding keyboard events"),O.on("keydown"+L,w.event.keydown),w.has.search()&&O.on(w.get.inputEvent()+L,A.search,w.event.input),w.is.multiple()&&r.on("keydown"+h,w.event.document.keydown)},touchEvents:function(){w.debug("Touch device detected binding additional touch events"),w.is.searchSelection()||O.on("touchstart"+L,w.event.test.toggle),M.on("touchstart"+L,A.item,w.event.item.mouseenter)},mouseEvents:function(){w.verbose("Mouse detected binding mouse events"),w.is.multiple()&&O.on("click"+L,A.label,w.event.label.click).on("click"+L,A.remove,w.event.remove.click),w.is.searchSelection()?(O.on("mousedown"+L,A.menu,w.event.menu.mousedown).on("mouseup"+L,A.menu,w.event.menu.mouseup).on("click"+L,A.search,w.show).on("focus"+L,A.search,w.event.search.focus).on("blur"+L,A.search,w.event.search.blur).on("click"+L,A.text,w.event.text.focus),w.is.multiple()&&O.on("click"+L,w.event.click)):("click"==y.on?O.on("click"+L,w.event.test.toggle):"hover"==y.on?O.on("mouseenter"+L,w.delay.show).on("mouseleave"+L,w.delay.hide):O.on(y.on+L,w.toggle),O.on("mousedown"+L,w.event.mousedown).on("mouseup"+L,w.event.mouseup).on("focus"+L,w.event.focus).on("blur"+L,w.event.blur)),M.on("mouseenter"+L,A.item,w.event.item.mouseenter).on("mouseleave"+L,A.item,w.event.item.mouseleave).on("click"+L,A.item,w.event.item.click)},intent:function(){w.verbose("Binding hide intent event to document"),c&&r.on("touchstart"+h,w.event.test.touch).on("touchmove"+h,w.event.test.touch),r.on("click"+h,w.event.test.hide)}},unbind:{intent:function(){w.verbose("Removing hide intent event from document"),c&&r.off("touchstart"+h).off("touchmove"+h),r.off("click"+h)}},filter:function(t){var n=e(),i=w.escape.regExp(t),o=new RegExp("^"+i,"igm");w.verbose("Searching for matching values"),P.each(function(){var i,a,s=e(this);if("both"==y.match||"text"==y.match){if(i=String(w.get.choiceText(s,!1)),i.match(o))return n=n.add(s),!0;if(y.fullTextSearch&&w.fuzzySearch(t,i))return n=n.add(s),!0}if("both"==y.match||"value"==y.match){if(a=String(w.get.choiceValue(s,i)),a.match(o))return n=n.add(s),!0;if(y.fullTextSearch&&w.fuzzySearch(t,a))return n=n.add(s),!0}}),w.debug("Setting filter",t),w.remove.filteredItem(),P.not(n).addClass(x.filtered),w.is.multiple()&&w.filterActive(),w.select.firstUnfiltered(),w.is.allFiltered()?y.onNoResults.call(U,t)?y.allowAdditions||(w.verbose("All items filtered, showing message",t),w.add.message(C.noResults)):(w.verbose("All items filtered, hiding dropdown",t),w.hideMenu()):w.remove.message()},fuzzySearch:function(e,t){var n=t.length,i=e.length;if(e=e.toLowerCase(),t=t.toLowerCase(),i>n)return!1;if(i===n)return e===t;e:for(var o=0,a=0;i>o;o++){for(var s=e.charCodeAt(o);n>a;)if(t.charCodeAt(a++)===s)continue e;return!1}return!0},filterActive:function(){y.useLabels&&P.filter("."+x.active).addClass(x.filtered)},focusSearch:function(){w.is.search()&&!w.is.focusedOnSearch()&&F[0].focus()},forceSelection:function(){var e=P.not(x.filtered).filter("."+x.selected).eq(0),t=P.not(x.filtered).filter("."+x.active).eq(0),n=e.length>0?e:t,i=n.size()>0;i?(w.debug("Forcing partial selection to selected item",n),w.event.item.click.call(n),w.remove.filteredItem()):w.hide()},event:{focus:function(){y.showOnFocus&&!j&&w.is.hidden()&&w.show()},click:function(t){var n=e(t.target);!n.is(O)&&!n.is(z)||w.is.focusedOnSearch()||F.focus()},blur:function(){var e=n.activeElement===this;j||e||(w.remove.activeLabel(),w.hide())},mousedown:function(){j=!0},mouseup:function(){j=!1},search:{focus:function(){j=!0,w.is.multiple()&&w.remove.activeLabel(),y.showOnFocus&&w.show()},blur:function(){var e=n.activeElement===this;H||e||(w.is.multiple()?w.remove.activeLabel():y.forceSelection?w.forceSelection():w.hide())}},text:{focus:function(){j=!0,F.focus()}},input:function(){(w.is.multiple()||w.is.searchSelection())&&w.set.filtered(),clearTimeout(w.timer),w.timer=setTimeout(w.search,y.delay.search)},label:{click:function(t){var n=e(this),i=O.find(A.label),o=i.filter("."+x.active),a=n.nextAll("."+x.active),s=n.prevAll("."+x.active),r=a.length>0?n.nextUntil(a).add(o).add(n):n.prevUntil(s).add(o).add(n);t.shiftKey?(o.removeClass(x.active),r.addClass(x.active)):t.ctrlKey?n.toggleClass(x.active):(o.removeClass(x.active),n.addClass(x.active)),y.onLabelSelect.apply(this,i.filter("."+x.active))}},remove:{click:function(){var t=e(this).parent();t.hasClass(x.active)?w.remove.labels():w.remove.labels(t)}},test:{toggle:function(e){var t=w.is.multiple()?w.show:w.toggle;w.determine.eventOnElement(e,t)&&e.preventDefault()},touch:function(e){w.determine.eventOnElement(e,function(){"touchstart"==e.type?w.timer=setTimeout(w.hide,y.delay.touch):"touchmove"==e.type&&clearTimeout(w.timer)}),e.stopPropagation()},hide:function(e){w.determine.eventInModule(e,w.hide)}},menu:{mousedown:function(){H=!0},mouseup:function(){H=!1}},item:{mouseenter:function(t){var n=e(this).children(A.menu),i=e(this).siblings(A.item).children(A.menu);n.length>0&&(clearTimeout(w.itemTimer),w.itemTimer=setTimeout(function(){w.verbose("Showing sub-menu",n),e.each(i,function(){w.animate.hide(!1,e(this))}),w.animate.show(!1,n)},y.delay.show),t.preventDefault())},mouseleave:function(){var t=e(this).children(A.menu);t.length>0&&(clearTimeout(w.itemTimer),w.itemTimer=setTimeout(function(){w.verbose("Hiding sub-menu",t),w.animate.hide(!1,t)},y.delay.hide))},click:function(t){var n=e(this),i=e(t?t.target:""),o=n.find(A.menu),a=w.get.choiceText(n),s=w.get.choiceValue(n,a),r=o.length>0,l=o.find(i).length>0;l||r&&!y.allowCategorySelection||w.determine.selectAction.call(this,a,s)}},document:{keydown:function(e){var t=e.which,n=w.get.shortcutKeys(),i=w.is.inObject(t,n);if(i){var o=O.find(A.label),a=o.filter("."+x.active),s=a.data("value"),r=o.index(a),l=o.length,c=a.length>0,u=a.length>1,d=0===r,v=r+1==l,f=w.is.searchSelection(),m=w.is.focusedOnSearch(),h=w.is.focused(),g=m&&0===w.get.caretPosition();y.allowAdditions&&m&&t==n.delimiter?(w.verbose("Delimiter key pressed. Tokenizing"),e.preventDefault()):t==n.leftArrow?!h&&!g||c?c&&(e.shiftKey?w.verbose("Adding previous label to selection"):(w.verbose("Selecting previous label"),o.removeClass(x.active)),d&&!u?a.addClass(x.active):a.prev(A.siblingLabel).addClass(x.active).end(),e.preventDefault()):(w.verbose("Selecting previous label"),o.last().addClass(x.active)):t==n.rightArrow?(h&&!c&&o.first().addClass(x.active),c&&(e.shiftKey?w.verbose("Adding next label to selection"):(w.verbose("Selecting next label"),o.removeClass(x.active)),v?f&&!m?w.focusSearch():u?a.next(A.siblingLabel).addClass(x.active):a.addClass(x.active):a.next(A.siblingLabel).addClass(x.active),e.preventDefault())):t==n.deleteKey||t==n.backspace?c?(w.verbose("Removing active labels"),v&&f&&!m&&w.focusSearch(),a.last().next(A.siblingLabel).addClass(x.active),w.remove.labels(a),e.preventDefault()):g&&!c&&t==n.backspace&&(w.verbose("Removing last label on input 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pressed, closing dropdown"),w.hide())}else t==n.enter&&(w.verbose("Enter key pressed, showing dropdown"),w.show(),e.preventDefault()),t==n.downArrow&&(w.verbose("Down key pressed, showing dropdown"),w.show(),e.preventDefault())}}},determine:{selectAction:function(t,n){w.verbose("Determining action",y.action),e.isFunction(w.action[y.action])?(w.verbose("Triggering preset action",y.action,t,n),w.action[y.action].call(this,t,n)):e.isFunction(y.action)?(w.verbose("Triggering user action",y.action,t,n),y.action.call(this,t,n)):w.error(D.action,y.action)},eventInModule:function(t,n){return n=e.isFunction(n)?n:function(){},0===e(t.target).closest(O).length?(w.verbose("Triggering event",n),n(),!0):(w.verbose("Event occurred in dropdown, canceling callback"),!1)},eventOnElement:function(t,n){var i=e(t.target);return n=e.isFunction(n)?n:function(){},0===i.closest(M).length?(w.verbose("Triggering event",n),n(),!0):(w.verbose("Event occurred in dropdown menu, canceling callback"),!1)}},action:{nothing:function(){},activate:function(t,n){n=n!==i?n:t,w.set.selected(n,e(this)),(!w.is.multiple()||w.is.allFiltered())&&w.hideAndClear()},select:function(){w.action.activate.call(this)},combo:function(t,n){n=n!==i?n:t,w.set.selected(n,e(this)),w.hideAndClear()},hide:function(){w.hideAndClear()}},get:{id:function(){return g},text:function(){return q.text()},query:function(){return F.val()},uniqueArray:function(t){return e.grep(t,function(n,i){return e.inArray(n,t)===i})},caretPosition:function(){var e,t,i=F.get(0);return"selectionStart"in i?i.selectionStart:n.selection?(i.focus(),e=n.selection.createRange(),t=e.text.length,e.moveStart("character",-i.value.length),e.text.length-t):void 0},shortcutKeys:function(){return{backspace:8,delimiter:188,deleteKey:46,enter:13,escape:27,leftArrow:37,upArrow:38,rightArrow:39,downArrow:40}},value:function(){return R.length>0?R.val():O.data(S.value)},values:function(){var e=w.get.value();return""===e?"":!R.is("select")&&w.is.multiple()?"string"==typeof e?e.split(y.delimiter):"":e},choiceText:function(e,t){return t=t!==i?t:y.preserveHTML,e?(e.find(A.menu).length>0&&(w.verbose("Retreiving text of element with sub-menu"),e=e.clone(),e.find(A.menu).remove(),e.find(A.menuIcon).remove()),e.data(S.text)!==i?e.data(S.text):t?e.html().trim():e.text().trim()):void 0},choiceValue:function(e,t){return t=t||w.get.choiceText(e),e?e.data(S.value)!==i?e.data(S.value):"string"==typeof t?t.toLowerCase().trim():t:!1},inputEvent:function(){var e=F[0];return e?e.oninput!==i?"input":e.onpropertychange!==i?"propertychange":"keyup":!1},selectValues:function(){var t={};return t.values=y.sortSelect?{}:[],O.find("option").each(function(){var n=e(this).html(),o=e(this).attr("value")!==i?e(this).attr("value"):n;"auto"===y.placeholder&&""===o?t.placeholder=n:y.sortSelect?t.values[o]={name:n,value:o}:t.values.push({name:n,value:o})}),y.placeholder&&"auto"!==y.placeholder&&(w.debug("Setting placeholder value to",y.placeholder),t.placeholder=y.placeholder),y.sortSelect?w.debug("Retrieved and sorted values from select",t):w.debug("Retreived values from select",t),t},activeItem:function(){return P.filter("."+x.active)},item:function(t,n){var o,a=!1;return t=t!==i?t:w.get.values()!==i?w.get.values():w.get.text(),o=w.is.multiple()&&e.isArray(t),n=""===t||0===t?!0:n||!1,t!==i&&P.each(function(){var i=e(this),s=w.get.choiceText(i),r=w.get.choiceValue(i,s);if(o)(-1!==e.inArray(r.toString(),t)||-1!==e.inArray(s,t))&&(a=a?a.add(i):i);else if(n){if(w.verbose("Ambiguous dropdown value using strict type check",i,t),r===t||s===t)return a=i,!0}else if(r==t||s==t)return w.verbose("Found select item by 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