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fomantic-ui

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Fomantic empowers designers and developers by creating a shared vocabulary for UI.

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/*! * # Fomantic-UI - Dropdown * http://github.com/fomantic/Fomantic-UI/ * * * Released under the MIT license * http://opensource.org/licenses/MIT * */ ;(function ($, window, document, undefined) { 'use strict'; $.isFunction = $.isFunction || function(obj) { return typeof obj === "function" && typeof obj.nodeType !== "number"; }; window = (typeof window != 'undefined' && window.Math == Math) ? window : (typeof self != 'undefined' && self.Math == Math) ? self : Function('return this')() ; $.fn.dropdown = function(parameters) { var $allModules = $(this), $document = $(document), moduleSelector = $allModules.selector || '', hasTouch = ('ontouchstart' in document.documentElement), clickEvent = hasTouch ? 'touchstart' : 'click', time = new Date().getTime(), performance = [], query = arguments[0], methodInvoked = (typeof query == 'string'), queryArguments = [].slice.call(arguments, 1), returnedValue ; $allModules .each(function(elementIndex) { var settings = ( $.isPlainObject(parameters) ) ? $.extend(true, {}, $.fn.dropdown.settings, parameters) : $.extend({}, $.fn.dropdown.settings), className = settings.className, message = settings.message, fields = settings.fields, keys = settings.keys, metadata = settings.metadata, namespace = settings.namespace, regExp = settings.regExp, selector = settings.selector, error = settings.error, templates = settings.templates, eventNamespace = '.' + namespace, moduleNamespace = 'module-' + namespace, $module = $(this), $context = $(settings.context), $text = $module.find(selector.text), $search = $module.find(selector.search), $sizer = $module.find(selector.sizer), $input = $module.find(selector.input), $icon = $module.find(selector.icon), $clear = $module.find(selector.clearIcon), $combo = ($module.prev().find(selector.text).length > 0) ? $module.prev().find(selector.text) : $module.prev(), $menu = $module.children(selector.menu), $item = $menu.find(selector.item), $divider = settings.hideDividers ? $item.parent().children(selector.divider) : $(), activated = false, itemActivated = false, internalChange = false, iconClicked = false, element = this, focused = false, instance = $module.data(moduleNamespace), selectActionActive, initialLoad, pageLostFocus, willRefocus, elementNamespace, id, selectObserver, menuObserver, classObserver, module ; module = { initialize: function() { module.debug('Initializing dropdown', settings); if( module.is.alreadySetup() ) { module.setup.reference(); } else { if (settings.ignoreDiacritics && !String.prototype.normalize) { settings.ignoreDiacritics = false; module.error(error.noNormalize, element); } module.setup.layout(); if(settings.values) { module.set.initialLoad(); module.change.values(settings.values); module.remove.initialLoad(); } module.refreshData(); module.save.defaults(); module.restore.selected(); module.create.id(); module.bind.events(); module.observeChanges(); module.instantiate(); } }, instantiate: function() { module.verbose('Storing instance of dropdown', module); instance = module; $module .data(moduleNamespace, module) ; }, destroy: function() { module.verbose('Destroying previous dropdown', $module); module.remove.tabbable(); module.remove.active(); $menu.transition('stop all'); $menu.removeClass(className.visible).addClass(className.hidden); $module .off(eventNamespace) .removeData(moduleNamespace) ; $menu .off(eventNamespace) ; $document .off(elementNamespace) ; module.disconnect.menuObserver(); module.disconnect.selectObserver(); module.disconnect.classObserver(); }, observeChanges: function() { if('MutationObserver' in window) { selectObserver = new MutationObserver(module.event.select.mutation); menuObserver = new MutationObserver(module.event.menu.mutation); classObserver = new MutationObserver(module.event.class.mutation); module.debug('Setting up mutation observer', selectObserver, menuObserver, classObserver); module.observe.select(); module.observe.menu(); module.observe.class(); } }, disconnect: { menuObserver: function() { if(menuObserver) { menuObserver.disconnect(); } }, selectObserver: function() { if(selectObserver) { selectObserver.disconnect(); } }, classObserver: function() { if(classObserver) { classObserver.disconnect(); } } }, observe: { select: function() { if(module.has.input() && selectObserver) { selectObserver.observe($module[0], { childList : true, subtree : true }); } }, menu: function() { if(module.has.menu() && menuObserver) { menuObserver.observe($menu[0], { childList : true, subtree : true }); } }, class: function() { if(module.has.search() && classObserver) { classObserver.observe($module[0], { attributes : true }); } } }, create: { id: function() { id = (Math.random().toString(16) + '000000000').substr(2, 8); elementNamespace = '.' + id; module.verbose('Creating unique id for element', id); }, userChoice: function(values) { var $userChoices, $userChoice, isUserValue, html ; values = values || module.get.userValues(); if(!values) { return false; } values = Array.isArray(values) ? values : [values] ; $.each(values, function(index, value) { if(module.get.item(value) === false) { html = settings.templates.addition( module.add.variables(message.addResult, value) ); $userChoice = $('<div />') .html(html) .attr('data-' + metadata.value, value) .attr('data-' + metadata.text, value) .addClass(className.addition) .addClass(className.item) ; if(settings.hideAdditions) { $userChoice.addClass(className.hidden); } $userChoices = ($userChoices === undefined) ? $userChoice : $userChoices.add($userChoice) ; module.verbose('Creating user choices for value', value, $userChoice); } }); return $userChoices; }, userLabels: function(value) { var userValues = module.get.userValues() ; if(userValues) { module.debug('Adding user labels', userValues); $.each(userValues, function(index, value) { module.verbose('Adding custom user value'); module.add.label(value, value); }); } }, menu: function() { $menu = $('<div />') .addClass(className.menu) .appendTo($module) ; }, sizer: function() { $sizer = $('<span />') .addClass(className.sizer) .insertAfter($search) ; } }, search: function(query) { query = (query !== undefined) ? query : module.get.query() ; module.verbose('Searching for query', query); if(settings.fireOnInit === false && module.is.initialLoad()) { module.verbose('Skipping callback on initial load', settings.onSearch); } else if(module.has.minCharacters(query) && settings.onSearch.call(element, query) !== false) { module.filter(query); } else { module.hide(null,true); } }, select: { firstUnfiltered: function() { module.verbose('Selecting first non-filtered element'); module.remove.selectedItem(); $item .not(selector.unselectable) .not(selector.addition + selector.hidden) .eq(0) .addClass(className.selected) ; }, nextAvailable: function($selected) { $selected = $selected.eq(0); var $nextAvailable = $selected.nextAll(selector.item).not(selector.unselectable).eq(0), $prevAvailable = $selected.prevAll(selector.item).not(selector.unselectable).eq(0), hasNext = ($nextAvailable.length > 0) ; if(hasNext) { module.verbose('Moving selection to', $nextAvailable); $nextAvailable.addClass(className.selected); } else { module.verbose('Moving selection to', $prevAvailable); $prevAvailable.addClass(className.selected); } } }, setup: { api: function() { var apiSettings = { debug : settings.debug, urlData : { value : module.get.value(), query : module.get.query() }, on : false } ; module.verbose('First request, initializing API'); $module .api(apiSettings) ; }, layout: function() { if( $module.is('select') ) { module.setup.select(); module.setup.returnedObject(); } if( !module.has.menu() ) { module.create.menu(); } if ( module.is.clearable() && !module.has.clearItem() ) { module.verbose('Adding clear icon'); $clear = $('<i />') .addClass('remove icon') .insertBefore($text) ; } if( module.is.search() && !module.has.search() ) { module.verbose('Adding search input'); $search = $('<input />') .addClass(className.search) .prop('autocomplete', module.is.chrome() ? 'fomantic-search' : 'off') .insertBefore($text) ; } if( module.is.multiple() && module.is.searchSelection() && !module.has.sizer()) { module.create.sizer(); } if(settings.allowTab) { module.set.tabbable(); } }, select: function() { var selectValues = module.get.selectValues() ; module.debug('Dropdown initialized on a select', selectValues); if( $module.is('select') ) { $input = $module; } // see if select is placed correctly already if($input.parent(selector.dropdown).length > 0) { module.debug('UI dropdown already exists. Creating dropdown menu only'); $module = $input.closest(selector.dropdown); if( !module.has.menu() ) { module.create.menu(); } $menu = $module.children(selector.menu); module.setup.menu(selectValues); } else { module.debug('Creating entire dropdown from select'); $module = $('<div />') .attr('class', $input.attr('class') ) .addClass(className.selection) .addClass(className.dropdown) .html( templates.dropdown(selectValues, fields, settings.preserveHTML, settings.className) ) .insertBefore($input) ; if($input.hasClass(className.multiple) && $input.prop('multiple') === false) { module.error(error.missingMultiple); $input.prop('multiple', true); } if($input.is('[multiple]')) { module.set.multiple(); } if ($input.prop('disabled')) { module.debug('Disabling dropdown'); $module.addClass(className.disabled); } $input .removeAttr('required') .removeAttr('class') .detach() .prependTo($module) ; } module.refresh(); }, menu: function(values) { $menu.html( templates.menu(values, fields,settings.preserveHTML,settings.className)); $item = $menu.find(selector.item); $divider = settings.hideDividers ? $item.parent().children(selector.divider) : $(); }, reference: function() { module.debug('Dropdown behavior was called on select, replacing with closest dropdown'); // replace module reference $module = $module.parent(selector.dropdown); instance = $module.data(moduleNamespace); element = $module.get(0); module.refresh(); module.setup.returnedObject(); }, returnedObject: function() { var $firstModules = $allModules.slice(0, elementIndex), $lastModules = $allModules.slice(elementIndex + 1) ; // adjust all modules to use correct reference $allModules = $firstModules.add($module).add($lastModules); } }, refresh: function() { module.refreshSelectors(); module.refreshData(); }, refreshItems: function() { $item = $menu.find(selector.item); $divider = settings.hideDividers ? $item.parent().children(selector.divider) : $(); }, refreshSelectors: function() { module.verbose('Refreshing selector cache'); $text = $module.find(selector.text); $search = $module.find(selector.search); $input = $module.find(selector.input); $icon = $module.find(selector.icon); $combo = ($module.prev().find(selector.text).length > 0) ? $module.prev().find(selector.text) : $module.prev() ; $menu = $module.children(selector.menu); $item = $menu.find(selector.item); $divider = settings.hideDividers ? $item.parent().children(selector.divider) : $(); }, refreshData: function() { module.verbose('Refreshing cached metadata'); $item .removeData(metadata.text) .removeData(metadata.value) ; }, clearData: function() { module.verbose('Clearing metadata'); $item .removeData(metadata.text) .removeData(metadata.value) ; $module .removeData(metadata.defaultText) .removeData(metadata.defaultValue) .removeData(metadata.placeholderText) ; }, clearItems: function() { $menu.empty(); module.refreshItems(); }, toggle: function() { module.verbose('Toggling menu visibility'); if( !module.is.active() ) { module.show(); } else { module.hide(); } }, show: function(callback, preventFocus) { callback = $.isFunction(callback) ? callback : function(){} ; if ((focused || iconClicked) && module.is.remote() && module.is.noApiCache()) { module.clearItems(); } if(!module.can.show() && module.is.remote()) { module.debug('No API results retrieved, searching before show'); module.queryRemote(module.get.query(), module.show, [callback, preventFocus]); } if( module.can.show() && !module.is.active() ) { module.debug('Showing dropdown'); if(module.has.message() && !(module.has.maxSelections() || module.has.allResultsFiltered()) ) { module.remove.message(); } if(module.is.allFiltered()) { return true; } if(settings.onShow.call(element) !== false) { module.animate.show(function() { if( module.can.click() ) { module.bind.intent(); } if(module.has.search() && !preventFocus) { module.focusSearch(); } module.set.visible(); callback.call(element); }); } } }, hide: function(callback, preventBlur) { callback = $.isFunction(callback) ? callback : function(){} ; if( module.is.active() && !module.is.animatingOutward() ) { module.debug('Hiding dropdown'); if(settings.onHide.call(element) !== false) { module.animate.hide(function() { module.remove.visible(); // hidding search focus if ( module.is.focusedOnSearch() && preventBlur !== true ) { $search.blur(); } callback.call(element); }); } } else if( module.can.click() ) { module.unbind.intent(); } iconClicked = false; focused = false; }, hideOthers: function() { module.verbose('Finding other dropdowns to hide'); $allModules .not($module) .has(selector.menu + '.' + className.visible) .dropdown('hide') ; }, hideMenu: function() { module.verbose('Hiding menu instantaneously'); module.remove.active(); module.remove.visible(); $menu.transition('hide'); }, hideSubMenus: function() { var $subMenus = $menu.children(selector.item).find(selector.menu) ; module.verbose('Hiding sub menus', $subMenus); $subMenus.transition('hide'); }, bind: { events: function() { module.bind.keyboardEvents(); module.bind.inputEvents(); module.bind.mouseEvents(); }, keyboardEvents: function() { module.verbose('Binding keyboard events'); $module .on('keydown' + eventNamespace, module.event.keydown) ; if( module.has.search() ) { $module .on(module.get.inputEvent() + eventNamespace, selector.search, module.event.input) ; } if( module.is.multiple() ) { $document .on('keydown' + elementNamespace, module.event.document.keydown) ; } }, inputEvents: function() { module.verbose('Binding input change events'); $module .on('change' + eventNamespace, selector.input, module.event.change) ; }, mouseEvents: function() { module.verbose('Binding mouse events'); if(module.is.multiple()) { $module .on(clickEvent + eventNamespace, selector.label, module.event.label.click) .on(clickEvent + eventNamespace, selector.remove, module.event.remove.click) ; } if( module.is.searchSelection() ) { $module .on('mousedown' + eventNamespace, module.event.mousedown) .on('mouseup' + eventNamespace, module.event.mouseup) .on('mousedown' + eventNamespace, selector.menu, module.event.menu.mousedown) .on('mouseup' + eventNamespace, selector.menu, module.event.menu.mouseup) .on(clickEvent + eventNamespace, selector.icon, module.event.icon.click) .on(clickEvent + eventNamespace, selector.clearIcon, module.event.clearIcon.click) .on('focus' + eventNamespace, selector.search, module.event.search.focus) .on(clickEvent + eventNamespace, selector.search, module.event.search.focus) .on('blur' + eventNamespace, selector.search, module.event.search.blur) .on(clickEvent + eventNamespace, selector.text, module.event.text.focus) ; if(module.is.multiple()) { $module .on(clickEvent + eventNamespace, module.event.click) .on(clickEvent + eventNamespace, module.event.search.focus) ; } } else { if(settings.on == 'click') { $module .on(clickEvent + eventNamespace, selector.icon, module.event.icon.click) .on(clickEvent + eventNamespace, module.event.test.toggle) ; } else if(settings.on == 'hover') { $module .on('mouseenter' + eventNamespace, module.delay.show) .on('mouseleave' + eventNamespace, module.delay.hide) ; } else { $module .on(settings.on + eventNamespace, module.toggle) ; } $module .on('mousedown' + eventNamespace, module.event.mousedown) .on('mouseup' + eventNamespace, module.event.mouseup) .on('focus' + eventNamespace, module.event.focus) .on(clickEvent + eventNamespace, selector.clearIcon, module.event.clearIcon.click) ; if(module.has.menuSearch() ) { $module .on('blur' + eventNamespace, selector.search, module.event.search.blur) ; } else { $module .on('blur' + eventNamespace, module.event.blur) ; } } $menu .on((hasTouch ? 'touchstart' : 'mouseenter') + eventNamespace, selector.item, module.event.item.mouseenter) .on('mouseleave' + eventNamespace, selector.item, module.event.item.mouseleave) .on('click' + eventNamespace, selector.item, module.event.item.click) ; }, intent: function() { module.verbose('Binding hide intent event to document'); if(hasTouch) { $document .on('touchstart' + elementNamespace, module.event.test.touch) .on('touchmove' + elementNamespace, module.event.test.touch) ; } $document .on(clickEvent + elementNamespace, module.event.test.hide) ; } }, unbind: { intent: function() { module.verbose('Removing hide intent event from document'); if(hasTouch) { $document .off('touchstart' + elementNamespace) .off('touchmove' + elementNamespace) ; } $document .off(clickEvent + elementNamespace) ; } }, filter: function(query) { var searchTerm = (query !== undefined) ? query : module.get.query(), afterFiltered = function() { if(module.is.multiple()) { module.filterActive(); } if(query || (!query && module.get.activeItem().length == 0)) { module.select.firstUnfiltered(); } if( module.has.allResultsFiltered() ) { if( settings.onNoResults.call(element, searchTerm) ) { if(settings.allowAdditions) { if(settings.hideAdditions) { module.verbose('User addition with no menu, setting empty style'); module.set.empty(); module.hideMenu(); } } else { module.verbose('All items filtered, showing message', searchTerm); module.add.message(message.noResults); } } else { module.verbose('All items filtered, hiding dropdown', searchTerm); module.hideMenu(); } } else { module.remove.empty(); module.remove.message(); } if(settings.allowAdditions) { module.add.userSuggestion(module.escape.htmlEntities(query)); } if(module.is.searchSelection() && module.can.show() && module.is.focusedOnSearch() ) { module.show(); } } ; if(settings.useLabels && module.has.maxSelections()) { return; } if(settings.apiSettings) { if( module.can.useAPI() ) { module.queryRemote(searchTerm, function() { if(settings.filterRemoteData) { module.filterItems(searchTerm); } var preSelected = $input.val(); if(!Array.isArray(preSelected)) { preSelected = preSelected && preSelected!=="" ? preSelected.split(settings.delimiter) : []; } if (module.is.multiple()) { $.each(preSelected,function(index,value){ $item.filter('[data-value="'+value+'"]') .addClass(className.filtered) ; }); } module.focusSearch(true); afterFiltered(); }); } else { module.error(error.noAPI); } } else { module.filterItems(searchTerm); afterFiltered(); } }, queryRemote: function(query, callback, callbackParameters) { if(!Array.isArray(callbackParameters)){ callbackParameters = [callbackParameters]; } var apiSettings = { errorDuration : false, cache : 'local', throttle : settings.throttle, urlData : { query: query }, onError: function() { module.add.message(message.serverError); iconClicked = false; focused = false; callback.apply(null, callbackParameters); }, onFailure: function() { module.add.message(message.serverError); iconClicked = false; focused = false; callback.apply(null, callbackParameters); }, onSuccess : function(response) { var values = response[fields.remoteValues] ; if (!Array.isArray(values)){ values = []; } module.remove.message(); var menuConfig = {}; menuConfig[fields.values] = values; module.setup.menu(menuConfig); if(values.length===0 && !settings.allowAdditions) { module.add.message(message.noResults); } else { var value = module.is.multiple() ? module.get.values() : module.get.value(); if (value !== '') { module.verbose('Value(s) present after click icon, select value(s) in items'); module.set.selected(value, null, null, true); } } iconClicked = false; focused = false; callback.apply(null, callbackParameters); } } ; if( !$module.api('get request') ) { module.setup.api(); } apiSettings = $.extend(true, {}, apiSettings, settings.apiSettings); $module .api('setting', apiSettings) .api('query') ; }, filterItems: function(query) { var searchTerm = module.remove.diacritics(query !== undefined ? query : module.get.query() ), results = null, escapedTerm = module.escape.string(searchTerm), regExpFlags = (settings.ignoreSearchCase ? 'i' : '') + 'gm', beginsWithRegExp = new RegExp('^' + escapedTerm, regExpFlags) ; // avoid loop if we're matching nothing if( module.has.query() ) { results = []; module.verbose('Searching for matching values', searchTerm); $item .each(function(){ var $choice = $(this), text, value ; if($choice.hasClass(className.unfilterable)) { results.push(this); return true; } if(settings.match === 'both' || settings.match === 'text') { text = module.remove.diacritics(String(module.get.choiceText($choice, false))); if(text.search(beginsWithRegExp) !== -1) { results.push(this); return true; } else if (settings.fullTextSearch === 'exact' && module.exactSearch(searchTerm, text)) { results.push(this); return true; } else if (settings.fullTextSearch === true && module.fuzzySearch(searchTerm, text)) { results.push(this); return true; } } if(settings.match === 'both' || settings.match === 'value') { value = module.remove.diacritics(String(module.get.choiceValue($choice, text))); if(value.search(beginsWithRegExp) !== -1) { results.push(this); return true; } else if (settings.fullTextSearch === 'exact' && module.exactSearch(searchTerm, value)) { results.push(this); return true; } else if (settings.fullTextSearch === true && module.fuzzySearch(searchTerm, value)) { results.push(this); return true; } } }) ; } module.debug('Showing only matched items', searchTerm); module.remove.filteredItem(); if(results) { $item .not(results) .addClass(className.filtered) ; } if(!module.has.query()) { $divider .removeClass(className.hidden); } else if(settings.hideDividers === true) { $divider .addClass(className.hidden); } else if(settings.hideDividers === 'empty') { $divider .removeClass(className.hidden) .filter(function() { // First find the last divider in this divider group // Dividers which are direct siblings are considered a group var lastDivider = $(this).nextUntil(selector.item); return (lastDivider.length ? lastDivider : $(this)) // Count all non-filtered items until the next divider (or end of the dropdown) .nextUntil(selector.divider) .filter(selector.item + ":not(." + className.filtered + ")") // Hide divider if no items are found .length === 0; }) .addClass(className.hidden); } }, fuzzySearch: function(query, term) { var termLength = term.length, queryLength = query.length ; query = (settings.ignoreSearchCase ? query.toLowerCase() : query); term = (settings.ignoreSearchCase ? term.toLowerCase() : term); if(queryLength > termLength) { return false; } if(queryLength === termLength) { return (query === term); } search: for (var characterIndex = 0, nextCharacterIndex = 0; characterIndex < queryLength; characterIndex++) { var queryCharacter = query.charCodeAt(characterIndex) ; while(nextCharacterIndex < termLength) { if(term.charCodeAt(nextCharacterIndex++) === queryCharacter) { continue search; } } return false; } return true; }, exactSearch: function (query, term) { query = (settings.ignoreSearchCase ? query.toLowerCase() : query); term = (settings.ignoreSearchCase ? term.toLowerCase() : term); return term.indexOf(query) > -1; }, filterActive: function() { if(settings.useLabels) { $item.filter('.' + className.active) .addClass(className.filtered) ; } }, focusSearch: function(skipHandler) { if( module.has.search() && !module.is.focusedOnSearch() ) { if(skipHandler) { $module.off('focus' + eventNamespace, selector.search); $search.focus(); $module.on('focus' + eventNamespace, selector.search, module.event.search.focus); } else { $search.focus(); } } }, blurSearch: function() { if( module.has.search() ) { $search.blur(); } }, forceSelection: function() { var $currentlySelected = $item.not(className.filtered).filter('.' + className.selected).eq(0), $activeItem = $item.not(className.filtered).filter('.' + className.active).eq(0), $selectedItem = ($currentlySelected.length > 0) ? $currentlySelected : $activeItem, hasSelected = ($selectedItem.length > 0) ; if(settings.allowAdditions || (hasSelected && !module.is.multiple())) { module.debug('Forcing partial selection to selected item', $selectedItem); module.event.item.click.call($selectedItem, {}, true); } else { module.remove.searchTerm(); } }, change: { values: function(values) { if(!settings.allowAdditions) { module.clear(); } module.debug('Creating dropdown with specified values', values); var menuConfig = {}; menuConfig[fields.values] = values; module.setup.menu(menuConfig); $.each(values, function(index, item) { if(item.selected == true) { module.debug('Setting initial selection to', item[fields.value]); module.set.selected(item[fields.value]); if(!module.is.multiple()) { return false; } } }); if(module.has.selectInput()) { module.disconnect.selectObserver(); $input.html(''); $input.append('<option disabled selected value></option>'); $.each(values, function(index, item) { var value = settings.templates.deQuote(item[fields.value]), name = settings.templates.escape( item[fields.name] || '', settings.preserveHTML ) ; $input.append('<option value="' + value + '">' + name + '</option>'); }); module.observe.select(); } } }, event: { change: function() { if(!internalChange) { module.debug('Input changed, updating selection'); module.set.selected(); } }, focus: function() { if(settings.showOnFocus && !activated && module.is.hidden() && !pageLostFocus) { focused = true; module.show(); } }, blur: function(event) { pageLostFocus = (document.activeElement === this); if(!activated && !pageLostFocus) { module.remove.activeLabel(); module.hide(); } }, mousedown: function() { if(module.is.searchSelection()) { // prevent menu hiding on immediate re-focus willRefocus = true; } else { // prevents focus callback from occurring on mousedown activated = true; } }, mouseup: function() { if(module.is.searchSelection()) { // prevent menu hiding on immediate re-focus willRefocus = false; } else { activated = false; } }, click: function(event) { var $target = $(event.target) ; // focus search if($target.is($module)) { if(!module.is.focusedOnSearch()) { module.focusSearch(); } else { module.show(); } } }, search: { focus: function(event) { activated = true; if(module.is.multiple()) { module.remove.activeLabel(); } if(!focused && !module.is.active() && (settings.showOnFocus || (event.type !== 'focus' && event.type !== 'focusin'))) { focused = true; module.search(); } }, blur: function(event) { pageLostFocus = (document.activeElement === this); if(module.is.searchSelection() && !willRefocus) { if(!itemActivated && !pageLostFocus) { if(settings.forceSelection) { module.forceSelection(); } else if(!settings.allowAdditions){ module.remove.searchTerm(); } module.hide(); } } willRefocus = false; } }, clearIcon: { click: function(event) { module.clear(); if(module.is.searchSelection()) { module.remove.searchTerm(); } module.hide(); event.stopPropagation(); } }, icon: { click: function(event) { iconClicked=true; if(module.has.search()) { if(!module.is.active()) { if(settings.showOnFocus){ module.focusSearch(); } else { module.toggle(); } } else { module.blurSearch(); } } else { module.toggle(); } event.stopPropagation(); } }, text: { focus: function(event) { activated = true; module.focusSearch(); } }, input: function(event) { if(module.is.multiple() || module.is.searchSelection()) { module.set.filtered(); } clearTimeout(module.timer); module.timer = setTimeout(module.search, settings.delay.search); }, label: { click: function(event) { var $label = $(this), $labels = $module.find(selector.label), $activeLabels = $labels.filter('.' + className.active), $nextActive = $label.nextAll('.' + className.active), $prevActive = $label.prevAll('.' + className.active), $range = ($nextActive.length > 0) ? $label.nextUntil($nextActive).add($activeLabels).add($label) : $label.prevUntil($prevActive).add($activeLabels).add($label) ; if(event.shiftKey) { $activeLabels.removeClass(className.active); $range.addClass(className.active); } else if(event.ctrlKey) { $label.toggleClass(className.active); } else { $activeLabels.removeClass(className.active); $label.addClass(className.active); } settings.onLabelSelect.apply(this, $labels.filter('.' + className.active)); event.stopPropagation(); } }, remove: { click: function(event) { var $label = $(this).parent() ; if( $label.hasClass(className.active) ) { // remove all selected labels module.remove.activeLabels(); } else { // remove this label only module.remove.activeLabels( $label ); } event.stopPropagation(); } }, test: { toggle: function(event) { var toggleBehavior = (module.is.multiple()) ? module.show : module.toggle ; if(module.is.bubbledLabelClick(event) || module.is.bubbledIconClick(event)) { return; } if (!module.is.multiple() || (module.is.multiple() && !module.is.active())) { focused = true; } if( module.determine.eventOnElement(event, toggleBehavior) ) { event.preventDefault(); } }, touch: function(event) { module.determine.eventOnElement(event, function() { if(event.type == 'touchstart') { module.timer = setTimeout(function() { module.hide(); }, settings.delay.touch); } else if(event.type == 'touchmove') { clearTimeout(module.timer); } }); event.stopPropagation(); }, hide: function(event) { if(module.determine.eventInModule(event, module.hide)){ if(element.id && $(event.target).attr('for') === element.id){ event.preventDefault(); } } } }, class: { mutation: function(mutations) { mutations.forEach(function(mutation) { if(mutation.attributeName === "class") { module.check.disabled(); } }); } }, select: { mutation: function(mutations) { module.debug('<select> modified, recreating menu'); if(module.is.selectMutation(mutations)) { module.disconnect.selectObserver(); module.refresh(); module.setup.select(); module.set.selected(); module.observe.select(); } } }, menu: { mutation: function(mutations) { var mutation = mutations[0], $addedNode = mutation.addedNodes ? $(mutation.addedNodes[0]) : $(false), $removedNode = mutation.removedNodes ? $(mutation.removedNodes[0]) : $(false), $changedNodes = $addedNode.add($removedNode), isUserAddition = $changedNodes.is(selector.addition) || $changedNodes.closest(selector.addition).length > 0, isMessage = $changedNodes.is(selector.message) || $changedNodes.closest(selector.message).length > 0 ; if(isUserAddition || isMessage) { module.debug('Updating item selector cache'); module.refreshItems(); } else { module.debug('Menu modified, updating selector cache'); module.refresh(); } }, mousedown: function() { itemActivated = true; }, mouseup: function() { itemActivated = false; } }, item: { mouseenter: function(event) { var $target = $(event.target), $item = $(this), $subMenu = $item.children(selector.menu), $otherMenus = $item.siblings(selector.item).children(selector.menu), hasSubMenu = ($subMenu.length > 0), isBubbledEvent = ($subMenu.find($target).length > 0) ; if( !isBubbledEvent && hasSubMenu ) { clearTimeout(module.itemTimer); module.itemTimer = setTimeout(function() { module.verbose('Showing sub-menu', $subMenu); $.each($otherMenus, function() { module.animate.hide(false, $(this)); }); module.animate.show(false, $subMenu); }, settings.delay.show); event.preventDefault(); } }, mouseleave: function(event) { var $subMenu = $(this).children(selector.menu) ; if($subMenu.length > 0) { clearTimeout(module.itemTimer); module.itemTimer = setTimeout(function() { module.verbose('Hiding sub-menu', $subMenu); module.animate.hide(false, $subMenu); }, settings.delay.hide); } }, click: function (event, skipRefocus) { var $choice = $(this), $target = (event) ? $(event.target) : $(''), $subMenu = $choice.find(selector.menu), text = module.get.choiceText($choice), value = module.get.choiceValue($choice, text), hasSubMenu = ($subMenu.length > 0), isBubbledEvent = ($subMenu.find($target).length > 0) ; // prevents IE11 bug where menu receives focus even though `tabindex=-1` if (document.activeElement.tagName.toLowerCase() !== 'input') { $(document.activeElement).blur(); } if(!isBubbledEvent && (!hasSubMenu || settings.allowCategorySelection)) { if(module.is.searchSelection()) { if(settings.allowAdditions) { module.remove.userAddition(); } module.remove.searchTerm(); if(!module.is.focusedOnSearch() && !(skipRefocus == true)) { module.focusSearch(true); } } if(!settings.useLabels) { module.remove.filteredItem(