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x��blob 97484�/! Bootstrap-select v1.13.2 (https://developer.snapappointments.com/bootstrap-select) * * Copyright 2012-2018 SnapAppointments, LLC * Licensed under MIT (https://github.com/snapappointments/bootstrap-select/blob/master/LICENSE) / (function (root, factory) { if (root === undefined && window !== undefined) root = window; if (typeof define === 'function' && define.amd) { // AMD. Register as an anonymous module unless amdModuleId is set define(["jquery"], function (a0) { return (factory(a0)); }); } else if (typeof module === 'object' && module.exports) { // Node. Does not work with strict CommonJS, but // only CommonJS-like environments that support module.exports, // like Node. module.exports = factory(require("jquery")); } else { factory(root["jQuery"]); } }(this, function (jQuery) { (function ($) { 'use strict'; var testElement = document.createElement('_'); testElement.classList.toggle('c3', false); // Polyfill for IE 10 and Firefox <24, where classList.toggle does not // support the second argument. if (testElement.classList.contains('c3')) { var _toggle = DOMTokenList.prototype.toggle; DOMTokenList.prototype.toggle = function(token, force) { if (1 in arguments && !this.contains(token) === !force) { return force; } else { return _toggle.call(this, token); } }; } // shallow array comparison function isEqual (array1, array2) { return array1.length === array2.length && array1.every(function(element, index) { return element === array2[index]; }); }; //<editor-fold desc="Shims"> if (!String.prototype.startsWith) { (function () { 'use strict'; // needed to support `apply`/`call` with `undefined`/`null` var defineProperty = (function () { // IE 8 only supports `Object.defineProperty` on DOM elements try { var object = {}; var $defineProperty = Object.defineProperty; var result = $defineProperty(object, object, object) && $defineProperty; } catch (error) { } return result; }()); var toString = {}.toString; var startsWith = function (search) { if (this == null) { throw new TypeError(); } var string = String(this); if (search && toString.call(search) == '[object RegExp]') { throw new TypeError(); } var stringLength = string.length; var searchString = String(search); var searchLength = searchString.length; var position = arguments.length > 1 ? arguments[1] : undefined; // `ToInteger` var pos = position ? Number(position) : 0; if (pos != pos) { // better `isNaN` pos = 0; } var start = Math.min(Math.max(pos, 0), stringLength); // Avoid the `indexOf` call if no match is possible if (searchLength + start > stringLength) { return false; } var index = -1; while (++index < searchLength) { if (string.charCodeAt(start + index) != searchString.charCodeAt(index)) { return false; } } return true; }; if (defineProperty) { defineProperty(String.prototype, 'startsWith', { 'value': startsWith, 'configurable': true, 'writable': true }); } else { String.prototype.startsWith = startsWith; } }()); } if (!Object.keys) { Object.keys = function ( o, // object k, // key r // result array ){ // initialize object and result r=[]; // iterate over object keys for (k in o) // fill result array with non-prototypical keys r.hasOwnProperty.call(o, k) && r.push(k); // return result return r; }; } // much faster than $.val() function getSelectValues(select) { var result = []; var options = select && select.options; var opt; if (select.multiple) { for (var i = 0, len = options.length; i < len; i++) { opt = options[i]; if (opt.selected) { result.push(opt.value \|\| opt.text); } } } else { result = select.value; } return result; } // set data-selected on select element if the value has been programmatically selected // prior to initialization of bootstrap-select // consider removing or replacing an alternative method * var valHooks = { useDefault: false, _set: $.valHooks.select.set }; $.valHooks.select.set = function (elem, value) { if (value && !valHooks.useDefault) $(elem).data('selected', true); return valHooks._set.apply(this, arguments); }; var changed_arguments = null; var EventIsSupported = (function () { try { new Event('change'); return true; } catch (e) { return false; } })(); $.fn.triggerNative = function (eventName) { var el = this[0], event; if (el.dispatchEvent) { // for modern browsers & IE9+ if (EventIsSupported) { // For modern browsers event = new Event(eventName, { bubbles: true }); } else { // For IE since it doesn't support Event constructor event = document.createEvent('Event'); event.initEvent(eventName, true, false); } el.dispatchEvent(event); } else if (el.fireEvent) { // for IE8 event = document.createEventObject(); event.eventType = eventName; el.fireEvent('on' + eventName, event); } else { // fall back to jQuery.trigger this.trigger(eventName); } }; //</editor-fold> function stringSearch(li, searchString, method, normalize) { var stringTypes = [ 'content', 'subtext', 'tokens' ], searchSuccess = false; for (var i = 0; i < stringTypes.length; i++) { var stringType = stringTypes[i], string = li[stringType]; if (string) { string = string.toString(); // Strip HTML tags. This isn't perfect, but it's much faster than any other method if (stringType === 'content') { string = string.replace(/<[^>]+>/g, ''); } if (normalize) string = normalizeToBase(string); string = string.toUpperCase(); if (method === 'contains') { searchSuccess = string.indexOf(searchString) >= 0; } else { searchSuccess = string.startsWith(searchString); } if (searchSuccess) break; } } return searchSuccess; } function toInteger(value) { return parseInt(value, 10) \|\| 0; } /** * Remove all diatrics from the given text. * @access private * @param {String} text * @returns {String} / function normalizeToBase(text) { var rExps = [ {re: /[\xC0-\xC6]/g, ch: "A"}, {re: /[\xE0-\xE6]/g, ch: "a"}, {re: /[\xC8-\xCB]/g, ch: "E"}, {re: /[\xE8-\xEB]/g, ch: "e"}, {re: /[\xCC-\xCF]/g, ch: "I"}, {re: /[\xEC-\xEF]/g, ch: "i"}, {re: /[\xD2-\xD6]/g, ch: "O"}, {re: /[\xF2-\xF6]/g, ch: "o"}, {re: /[\xD9-\xDC]/g, ch: "U"}, {re: /[\xF9-\xFC]/g, ch: "u"}, {re: /[\xC7-\xE7]/g, ch: "c"}, {re: /[\xD1]/g, ch: "N"}, {re: /[\xF1]/g, ch: "n"} ]; $.each(rExps, function () { text = text ? text.replace(this.re, this.ch) : ''; }); return text; } // List of HTML entities for escaping. var escapeMap = { '&': '&', '<': '<', '>': '>', '"': '"', "'": ''', '`': '`' }; var unescapeMap = { '&': '&', '<': '<', '>': '>', '"': '"', ''': "'", '`': '`' }; // Functions for escaping and unescaping strings to/from HTML interpolation. var createEscaper = function (map) { var escaper = function (match) { return map[match]; }; // Regexes for identifying a key that needs to be escaped. var source = '(?:' + Object.keys(map).join('\|') + ')'; var testRegexp = RegExp(source); var replaceRegexp = RegExp(source, 'g'); return function (string) { string = string == null ? '' : '' + string; return testRegexp.test(string) ? string.replace(replaceRegexp, escaper) : string; }; }; var htmlEscape = createEscaper(escapeMap); var htmlUnescape = createEscaper(unescapeMap); /* * ------------------------------------------------------------------------ * Constants * ------------------------------------------------------------------------ / var keyCodeMap = { 32: ' ', 48: '0', 49: '1', 50: '2', 51: '3', 52: '4', 53: '5', 54: '6', 55: '7', 56: '8', 57: '9', 59: ';', 65: 'A', 66: 'B', 67: 'C', 68: 'D', 69: 'E', 70: 'F', 71: 'G', 72: 'H', 73: 'I', 74: 'J', 75: 'K', 76: 'L', 77: 'M', 78: 'N', 79: 'O', 80: 'P', 81: 'Q', 82: 'R', 83: 'S', 84: 'T', 85: 'U', 86: 'V', 87: 'W', 88: 'X', 89: 'Y', 90: 'Z', 96: '0', 97: '1', 98: '2', 99: '3', 100: '4', 101: '5', 102: '6', 103: '7', 104: '8', 105: '9' }; var keyCodes = { ESCAPE: 27, // KeyboardEvent.which value for Escape (Esc) key ENTER: 13, // KeyboardEvent.which value for Enter key SPACE: 32, // KeyboardEvent.which value for space key TAB: 9, // KeyboardEvent.which value for tab key ARROW_UP: 38, // KeyboardEvent.which value for up arrow key ARROW_DOWN: 40 // KeyboardEvent.which value for down arrow key } var version = { success: false, major: '3' }; try { version.full = ($.fn.dropdown.Constructor.VERSION \|\| '').split(' ')[0].split('.'); version.major = version.full[0]; version.success = true; } catch(err) { console.warn( 'There was an issue retrieving Bootstrap\'s version. ' + 'Ensure Bootstrap is being loaded before bootstrap-select and there is no namespace collision. ' + 'If loading Bootstrap asynchronously, the version may need to be manually specified via $.fn.selectpicker.Constructor.BootstrapVersion.' , err); } var classNames = { DISABLED: 'disabled', DIVIDER: 'divider', SHOW: 'open', DROPUP: 'dropup', MENU: 'dropdown-menu', MENURIGHT: 'dropdown-menu-right', MENULEFT: 'dropdown-menu-left', // to-do: replace with more advanced template/customization options BUTTONCLASS: 'btn-default', POPOVERHEADER: 'popover-title' } var Selector = { MENU: '.' + classNames.MENU } if (version.major === '4') { classNames.DIVIDER = 'dropdown-divider'; classNames.SHOW = 'show'; classNames.BUTTONCLASS = 'btn-light'; classNames.POPOVERHEADER = 'popover-header'; } var REGEXP_ARROW = new RegExp(keyCodes.ARROW_UP + '\|' + keyCodes.ARROW_DOWN); var REGEXP_TAB_OR_ESCAPE = new RegExp('^' + keyCodes.TAB + '$\|' + keyCodes.ESCAPE); var REGEXP_ENTER_OR_SPACE = new RegExp(keyCodes.ENTER + '\|' + keyCodes.SPACE); var Selectpicker = function (element, options) { var that = this; // bootstrap-select has been initialized - revert valHooks.select.set back to its original function if (!valHooks.useDefault) { $.valHooks.select.set = valHooks._set; valHooks.useDefault = true; } this.$element = $(element); this.$newElement = null; this.$button = null; this.$menu = null; this.options = options; this.selectpicker = { main: { // store originalIndex (key) and newIndex (value) in this.selectpicker.main.map.newIndex for fast accessibility // allows us to do this.main.elements[this.selectpicker.main.map.newIndex[index]] to select an element based on the originalIndex map: { newIndex: {}, originalIndex: {} } }, current: { map: {} }, // current changes if a search is in progress search: { map: {} }, view: {}, keydown: { keyHistory: '', resetKeyHistory: { start: function () { return setTimeout(function () { that.selectpicker.keydown.keyHistory = ''; }, 800); } } } }; // If we have no title yet, try to pull it from the html title attribute (jQuery doesnt' pick it up as it's not a // data-attribute) if (this.options.title === null) { this.options.title = this.$element.attr('title'); } // Format window padding var winPad = this.options.windowPadding; if (typeof winPad === 'number') { this.options.windowPadding = [winPad, winPad, winPad, winPad]; } //Expose public methods this.val = Selectpicker.prototype.val; this.render = Selectpicker.prototype.render; this.refresh = Selectpicker.prototype.refresh; this.setStyle = Selectpicker.prototype.setStyle; this.selectAll = Selectpicker.prototype.selectAll; this.deselectAll = Selectpicker.prototype.deselectAll; this.destroy = Selectpicker.prototype.destroy; this.remove = Selectpicker.prototype.remove; this.show = Selectpicker.prototype.show; this.hide = Selectpicker.prototype.hide; this.init(); }; Selectpicker.VERSION = '1.13.2'; Selectpicker.BootstrapVersion = version.major; // part of this is duplicated in i18n/defaults-en_US.js. Make sure to update both. Selectpicker.DEFAULTS = { noneSelectedText: 'Nothing selected', noneResultsText: 'No results matched {0}', countSelectedText: function (numSelected, numTotal) { return (numSelected == 1) ? "{0} item selected" : "{0} items selected"; }, maxOptionsText: function (numAll, numGroup) { return [ (numAll == 1) ? 'Limit reached ({n} item max)' : 'Limit reached ({n} items max)', (numGroup == 1) ? 'Group limit reached ({n} item max)' : 'Group limit reached ({n} items max)' ]; }, selectAllText: 'Select All', deselectAllText: 'Deselect All', doneButton: false, doneButtonText: 'Close', multipleSeparator: ', ', styleBase: 'btn', style: classNames.BUTTONCLASS, size: 'auto', title: null, selectedTextFormat: 'values', width: false, container: false, hideDisabled: false, showSubtext: false, showIcon: true, showContent: true, dropupAuto: true, header: false, liveSearch: false, liveSearchPlaceholder: null, liveSearchNormalize: false, liveSearchStyle: 'contains', actionsBox: false, iconBase: 'glyphicon', tickIcon: 'glyphicon-ok', showTick: false, template: { caret: '<span class="caret"></span>' }, maxOptions: false, mobile: false, selectOnTab: false, dropdownAlignRight: false, windowPadding: 0, virtualScroll: 600, display: false }; if (version.major === '4') { Selectpicker.DEFAULTS.style = 'btn-light'; Selectpicker.DEFAULTS.iconBase = ''; Selectpicker.DEFAULTS.tickIcon = 'bs-ok-default'; } Selectpicker.prototype = { constructor: Selectpicker, init: function () { var that = this, id = this.$element.attr('id'); this.$element.addClass('bs-select-hidden'); this.multiple = this.$element.prop('multiple'); this.autofocus = this.$element.prop('autofocus'); this.$newElement = this.createDropdown(); this.createLi(); this.$element .after(this.$newElement) .prependTo(this.$newElement); this.$button = this.$newElement.children('button'); this.$menu = this.$newElement.children(Selector.MENU); this.$menuInner = this.$menu.children('.inner'); this.$searchbox = this.$menu.find('input'); this.$element.removeClass('bs-select-hidden'); if (this.options.dropdownAlignRight === true) this.$menu.addClass(classNames.MENURIGHT); if (typeof id !== 'undefined') { this.$button.attr('data-id', id); } this.checkDisabled(); this.clickListener(); if (this.options.liveSearch) this.liveSearchListener(); this.render(); this.setStyle(); this.setWidth(); if (this.options.container) { this.selectPosition(); } else { this.$element.on('hide.bs.select', function () { if (that.isVirtual()) { // empty menu on close var menuInner = that.$menuInner[0], emptyMenu = menuInner.firstChild.cloneNode(false); // replace the existing UL with an empty one - this is faster than $.empty() or innerHTML = '' menuInner.replaceChild(emptyMenu, menuInner.firstChild); menuInner.scrollTop = 0; } }); } this.$menu.data('this', this); this.$newElement.data('this', this); if (this.options.mobile) this.mobile(); this.$newElement.on({ 'hide.bs.dropdown': function (e) { that.$menuInner.attr('aria-expanded', false); that.$element.trigger('hide.bs.select', e); }, 'hidden.bs.dropdown': function (e) { that.$element.trigger('hidden.bs.select', e); }, 'show.bs.dropdown': function (e) { that.$menuInner.attr('aria-expanded', true); that.$element.trigger('show.bs.select', e); }, 'shown.bs.dropdown': function (e) { that.$element.trigger('shown.bs.select', e); } }); if (that.$element[0].hasAttribute('required')) { this.$element.on('invalid', function () { that.$button.addClass('bs-invalid'); that.$element.on({ 'shown.bs.select': function () { that.$element .val(that.$element.val()) // set the value to hide the validation message in Chrome when menu is opened .off('shown.bs.select'); }, 'rendered.bs.select': function () { // if select is no longer invalid, remove the bs-invalid class if (this.validity.valid) that.$button.removeClass('bs-invalid'); that.$element.off('rendered.bs.select'); } }); that.$button.on('blur.bs.select', function () { that.$element.focus().blur(); that.$button.off('blur.bs.select'); }); }); } setTimeout(function () { that.$element.trigger('loaded.bs.select'); }); }, createDropdown: function () { // Options // If we are multiple or showTick option is set, then add the show-tick class var showTick = (this.multiple \|\| this.options.showTick) ? ' show-tick' : '', autofocus = this.autofocus ? ' autofocus' : ''; // Elements var header = this.options.header ? '<div class="' + classNames.POPOVERHEADER + '"><button type="button" class="close" aria-hidden="true">×</button>' + this.options.header + '</div>' : ''; var searchbox = this.options.liveSearch ? '<div class="bs-searchbox">' + '<input type="text" class="form-control" autocomplete="off"' + (null === this.options.liveSearchPlaceholder ? '' : ' placeholder="' + htmlEscape(this.options.liveSearchPlaceholder) + '"') + ' role="textbox" aria-label="Search">' + '</div>' : ''; var actionsbox = this.multiple && this.options.actionsBox ? '<div class="bs-actionsbox">' + '<div class="btn-group btn-group-sm btn-block">' + '<button type="button" class="actions-btn bs-select-all btn ' + classNames.BUTTONCLASS + '">' + this.options.selectAllText + '</button>' + '<button type="button" class="actions-btn bs-deselect-all btn ' + classNames.BUTTONCLASS + '">' + this.options.deselectAllText + '</button>' + '</div>' + '</div>' : ''; var donebutton = this.multiple && this.options.doneButton ? '<div class="bs-donebutton">' + '<div class="btn-group btn-block">' + '<button type="button" class="btn btn-sm ' + classNames.BUTTONCLASS + '">' + this.options.doneButtonText + '</button>' + '</div>' + '</div>' : ''; var drop = '<div class="dropdown bootstrap-select' + showTick + '">' + '<button type="button" class="' + this.options.styleBase + ' dropdown-toggle" ' + (this.options.display === 'static' ? 'data-display="static"' : '') + 'data-toggle="dropdown"' + autofocus + ' role="button">' + '<div class="filter-option">' + '<div class="filter-option-inner">' + '<div class="filter-option-inner-inner"></div>' + '</div> ' + '</div>' + (version.major === '4' ? '' : '<span class="bs-caret">' + this.options.template.caret + '</span>' ) + '</button>' + '<div class="' + classNames.MENU + ' ' + (version.major === '4' ? '' : classNames.SHOW) + '" role="combobox">' + header + searchbox + actionsbox + '<div class="inner ' + classNames.SHOW + '" role="listbox" aria-expanded="false" tabindex="-1">' + '<ul class="' + classNames.MENU + ' inner ' + (version.major === '4' ? classNames.SHOW : '') + '">' + '</ul>' + '</div>' + donebutton + '</div>' + '</div>'; return $(drop); }, setPositionData: function () { this.selectpicker.view.canHighlight = []; for (var i = 0; i < this.selectpicker.current.data.length; i++) { var li = this.selectpicker.current.data[i], canHighlight = true; if (li.type === 'divider') { canHighlight = false; li.height = this.sizeInfo.dividerHeight; } else if (li.type === 'optgroup-label') { canHighlight = false; li.height = this.sizeInfo.dropdownHeaderHeight; } else { li.height = this.sizeInfo.liHeight; } if (li.disabled) canHighlight = false; this.selectpicker.view.canHighlight.push(canHighlight); li.position = (i === 0 ? 0 : this.selectpicker.current.data[i - 1].position) + li.height; } }, isVirtual: function () { return (this.options.virtualScroll !== false) && this.selectpicker.main.elements.length >= this.options.virtualScroll \|\| this.options.virtualScroll === true; }, createView: function (isSearching, scrollTop) { scrollTop = scrollTop \|\| 0; var that = this; this.selectpicker.current = isSearching ? this.selectpicker.search : this.selectpicker.main; var $lis; var active = []; var selected; var prevActive; var activeIndex; var prevActiveIndex; this.setPositionData(); scroll(scrollTop, true); this.$menuInner.off('scroll.createView').on('scroll.createView', function (e, updateValue) { if (!that.noScroll) scroll(this.scrollTop, updateValue); that.noScroll = false; }); function scroll(scrollTop, init) { var size = that.selectpicker.current.elements.length, chunks = [], chunkSize, chunkCount, firstChunk, lastChunk, currentChunk = undefined, prevPositions, positionIsDifferent, previousElements, menuIsDifferent = true, isVirtual = that.isVirtual(); that.selectpicker.view.scrollTop = scrollTop; if (isVirtual === true) { // if an option that is encountered that is wider than the current menu width, update the menu width accordingly if (that.sizeInfo.hasScrollBar && that.$menu[0].offsetWidth > that.sizeInfo.totalMenuWidth) { that.sizeInfo.menuWidth = that.$menu[0].offsetWidth; that.sizeInfo.totalMenuWidth = that.sizeInfo.menuWidth + that.sizeInfo.scrollBarWidth; that.$menu.css('min-width', that.sizeInfo.menuWidth); } } chunkSize = Math.ceil(that.sizeInfo.menuInnerHeight / that.sizeInfo.liHeight 1.5); // number of options in a chunk chunkCount = Math.round(size / chunkSize) \|\| 1; // number of chunks for (var i = 0; i < chunkCount; i++) { var end_of_chunk = (i + 1) * chunkSize; if (i === chunkCount - 1) { end_of_chunk = size; } chunks[i] = [ (i) * chunkSize + (!i ? 0 : 1), end_of_chunk ]; if (!size) break; if (currentChunk === undefined && scrollTop <= that.selectpicker.current.data[end_of_chunk - 1].position - that.sizeInfo.menuInnerHeight) { currentChunk = i; } } if (currentChunk === undefined) currentChunk = 0; prevPositions = [that.selectpicker.view.position0, that.selectpicker.view.position1]; // always display previous, current, and next chunks firstChunk = Math.max(0, currentChunk - 1); lastChunk = Math.min(chunkCount - 1, currentChunk + 1); that.selectpicker.view.position0 = Math.max(0, chunks[firstChunk][0]) \|\| 0; that.selectpicker.view.position1 = Math.min(size, chunks[lastChunk][1]) \|\| 0; positionIsDifferent = prevPositions[0] !== that.selectpicker.view.position0 \|\| prevPositions[1] !== that.selectpicker.view.position1; if (that.activeIndex !== undefined) { prevActive = that.selectpicker.current.elements[that.selectpicker.current.map.newIndex[that.prevActiveIndex]]; active = that.selectpicker.current.elements[that.selectpicker.current.map.newIndex[that.activeIndex]]; selected = that.selectpicker.current.elements[that.selectpicker.current.map.newIndex[that.selectedIndex]]; if (init) { if (that.activeIndex !== that.selectedIndex) { active.classList.remove('active'); if (active.firstChild) active.firstChild.classList.remove('active'); } that.activeIndex = undefined; } if (that.activeIndex && that.activeIndex !== that.selectedIndex && selected && selected.length) { selected.classList.remove('active'); if (selected.firstChild) selected.firstChild.classList.remove('active'); } } if (that.prevActiveIndex !== undefined && that.prevActiveIndex !== that.activeIndex && that.prevActiveIndex !== that.selectedIndex && prevActive && prevActive.length) { prevActive.classList.remove('active'); if (prevActive.firstChild) prevActive.firstChild.classList.remove('active'); } if (init \|\| positionIsDifferent) { previousElements = that.selectpicker.view.visibleElements ? that.selectpicker.view.visibleElements.slice() : []; that.selectpicker.view.visibleElements = that.selectpicker.current.elements.slice(that.selectpicker.view.position0, that.selectpicker.view.position1); that.setOptionStatus(); // if searching, check to make sure the list has actually been updated before updating DOM // this prevents unnecessary repaints if ( isSearching \|\| (isVirtual === false && init) ) menuIsDifferent = !isEqual(previousElements, that.selectpicker.view.visibleElements); // if virtual scroll is disabled and not searching, // menu should never need to be updated more than once if ( (init \|\| isVirtual === true) && menuIsDifferent ) { var menuInner = that.$menuInner[0], menuFragment = document.createDocumentFragment(), emptyMenu = menuInner.firstChild.cloneNode(false), marginTop, marginBottom, elements = isVirtual === true ? that.selectpicker.view.visibleElements : that.selectpicker.current.elements; // replace the existing UL with an empty one - this is faster than $.empty() menuInner.replaceChild(emptyMenu, menuInner.firstChild); for (var i = 0, visibleElementsLen = elements.length; i < visibleElementsLen; i++) { menuFragment.appendChild(elements[i]); } if (isVirtual === true) { marginTop = (that.selectpicker.view.position0 === 0 ? 0 : that.selectpicker.current.data[that.selectpicker.view.position0 - 1].position), marginBottom = (that.selectpicker.view.position1 > size - 1 ? 0 : that.selectpicker.current.data[size - 1].position - that.selectpicker.current.data[that.selectpicker.view.position1 - 1].position); menuInner.firstChild.style.marginTop = marginTop + 'px'; menuInner.firstChild.style.marginBottom = marginBottom + 'px'; } menuInner.firstChild.appendChild(menuFragment); } } that.prevActiveIndex = that.activeIndex; if (!that.options.liveSearch) { that.$menuInner.focus(); } else if (isSearching && init) { var index = 0, newActive; if (!that.selectpicker.view.canHighlight[index]) { index = 1 + that.selectpicker.view.canHighlight.slice(1).indexOf(true); } newActive = that.selectpicker.view.visibleElements[index]; if (that.selectpicker.view.currentActive) { that.selectpicker.view.currentActive.classList.remove('active'); if (that.selectpicker.view.currentActive.firstChild) that.selectpicker.view.currentActive.firstChild.classList.remove('active'); } if (newActive) { newActive.classList.add('active'); if (newActive.firstChild) newActive.firstChild.classList.add('active'); } that.activeIndex = that.selectpicker.current.map.originalIndex[index]; } } $(window).off('resize.createView').on('resize.createView', function () { scroll(that.$menuInner[0].scrollTop); }); }, createLi: function () { var that = this, mainElements = [], widestOption, availableOptionsCount = 0, widestOptionLength = 0, mainData = [], optID = 0, headerIndex = 0, liIndex = -1; // increment liIndex whenever a new <li> element is created to ensure newIndex is correct if (!this.selectpicker.view.titleOption) this.selectpicker.view.titleOption = document.createElement('option'); var elementTemplates = { span: document.createElement('span'), subtext: document.createElement('small'), a: document.createElement('a'), li: document.createElement('li'), whitespace: document.createTextNode("\u00A0") }, checkMark = elementTemplates.span.cloneNode(false), fragment = document.createDocumentFragment(); checkMark.className = that.options.iconBase + ' ' + that.options.tickIcon + ' check-mark'; elementTemplates.a.appendChild(checkMark); elementTemplates.a.setAttribute('role', 'option'); elementTemplates.subtext.className = 'text-muted'; elementTemplates.text = elementTemplates.span.cloneNode(false); elementTemplates.text.className = 'text'; // Helper functions /** * @param content * @param [index] * @param [classes] * @param [optgroup] * @returns {HTMLElement} / var generateLI = function (content, index, classes, optgroup) { var li = elementTemplates.li.cloneNode(false); if (content) { if (content.nodeType === 1 \|\| content.nodeType === 11) { li.appendChild(content); } else { li.innerHTML = content; } } if (typeof classes !== 'undefined' && '' !== classes) li.className = classes; if (typeof optgroup !== 'undefined' && null !== optgroup) li.classList.add('optgroup-' + optgroup); return li; }; /* * @param text * @param [classes] * @param [inline] * @returns {string} / var generateA = function (text, classes, inline) { var a = elementTemplates.a.cloneNode(true); if (text) { if (text.nodeType === 11) { a.appendChild(text); } else { a.insertAdjacentHTML('beforeend', text); } } if (typeof classes !== 'undefined' & '' !== classes) a.className = classes; if (version.major === '4') a.classList.add('dropdown-item'); if (inline) a.setAttribute('style', inline); return a; }; var generateText = function (options) { var textElement = elementTemplates.text.cloneNode(false), optionSubtextElement, optionIconElement; if (options.optionContent) { textElement.innerHTML = options.optionContent; } else { textElement.textContent = options.text; if (options.optionIcon) { var whitespace = elementTemplates.whitespace.cloneNode(false); optionIconElement = elementTemplates.span.cloneNode(false); optionIconElement.className = that.options.iconBase + ' ' + options.optionIcon; fragment.appendChild(optionIconElement); fragment.appendChild(whitespace); } if (options.optionSubtext) { optionSubtextElement = elementTemplates.subtext.cloneNode(false); optionSubtextElement.innerHTML = options.optionSubtext; textElement.appendChild(optionSubtextElement); } } fragment.appendChild(textElement); return fragment; }; var generateLabel = function (options) { var labelTextElement = elementTemplates.text.cloneNode(false), labelSubtextElement, labelIconElement; labelTextElement.innerHTML = options.labelEscaped; if (options.labelIcon) { var whitespace = elementTemplates.whitespace.cloneNode(false); labelIconElement = elementTemplates.span.cloneNode(false); labelIconElement.className = that.options.iconBase + ' ' + options.labelIcon; fragment.appendChild(labelIconElement); fragment.appendChild(whitespace); } if (options.labelSubtext) { labelSubtextElement = elementTemplates.subtext.cloneNode(false); labelSubtextElement.textContent = options.labelSubtext; labelTextElement.appendChild(labelSubtextElement); } fragment.appendChild(labelTextElement); return fragment; } if (this.options.title && !this.multiple) { // this option doesn't create a new <li> element, but does add a new option, so liIndex is decreased // since newIndex is recalculated on every refresh, liIndex needs to be decreased even if the titleOption is already appended liIndex--; var element = this.$element[0], isSelected = false, titleNotAppended = !this.selectpicker.view.titleOption.parentNode; if (titleNotAppended) { // Use native JS to prepend option (faster) this.selectpicker.view.titleOption.className = 'bs-title-option'; this.selectpicker.view.titleOption.value = ''; // Check if selected or data-selected attribute is already set on an option. If not, select the titleOption option. // the selected item may have been changed by user or programmatically before the bootstrap select plugin runs, // if so, the select will have the data-selected attribute var $opt = $(element.options[element.selectedIndex]); isSelected = $opt.attr('selected') === undefined && this.$element.data('selected') === undefined; } if (titleNotAppended \|\| this.selectpicker.view.titleOption.index !== 0) { element.insertBefore(this.selectpicker.view.titleOption, element.firstChild); } // Set selected after* appending to select, // otherwise the option doesn't get selected in IE // set using selectedIndex, as setting the selected attr to true here doesn't work in IE11 if (isSelected) element.selectedIndex = 0; } var $selectOptions = this.$element.find('option'); $selectOptions.each(function (index) { var $this = $(this); liIndex++; if ($this.hasClass('bs-title-option')) return; var thisData = $this.data(); // Get the class and text for the option var optionClass = this.className \|\| '', inline = htmlEscape(this.style.cssText), optionContent = thisData.content, text = this.textContent, tokens = thisData.tokens, subtext = thisData.subtext, icon = thisData.icon, $parent = $this.parent(), parent = $parent[0], isOptgroup = parent.tagName === 'OPTGROUP', isOptgroupDisabled = isOptgroup && parent.disabled, isDisabled = this.disabled \|\| isOptgroupDisabled, prevHiddenIndex, showDivider = this.previousElementSibling && this.previousElementSibling.tagName === 'OPTGROUP', textElement; var parentData = $parent.data(); if (thisData.hidden === true \|\| that.options.hideDisabled && (isDisabled && !isOptgroup \|\| isOptgroupDisabled)) { // set prevHiddenIndex - the index of the first hidden option in a group of hidden options // used to determine whether or not a divider should be placed after an optgroup if there are // hidden options between the optgroup and the first visible option prevHiddenIndex = thisData.prevHiddenIndex; $this.next().data('prevHiddenIndex', (prevHiddenIndex !== undefined ? prevHiddenIndex : index)); liIndex--; // if previous element is not an optgroup if (!showDivider) { if (prevHiddenIndex !== undefined) { // select the element before the first hidden element in the group var prevHidden = $selectOptions[prevHiddenIndex].previousElementSibling; if (prevHidden && prevHidden.tagName === 'OPTGROUP' && !prevHidden.disabled) { showDivider = true; } } } if (showDivider && mainData[mainData.length - 1].type !== 'divider') { liIndex++; mainElements.push( generateLI( false, null, classNames.DIVIDER, optID + 'div' ) ); mainData.push({ type: 'divider', optID: optID }); } return; } if (isOptgroup && thisData.divider !== true) { if (that.options.hideDisabled && isDisabled) { if (parentData.allOptionsDisabled === undefined) { var $options = $parent.children(); $parent.data('allOptionsDisabled', $options.filter(':disabled').length === $options.length); } if ($parent.data('allOptionsDisabled')) { liIndex--; return; } } var optGroupClass = ' ' + parent.className \|\| ''; if (!this.previousElementSibling) { // Is it the first option of the optgroup? optID += 1; // Get the opt group label var label = parent.label, labelEscaped = htmlEscape(label), labelSubtext = parentData.subtext, labelIcon = parentData.icon; if (index !== 0 && mainElements.length > 0) { // Is it NOT the first option of the select && are there elements in the dropdown? liIndex++; mainElements.push( generateLI( false, null, classNames.DIVIDER, optID + 'div' ) ); mainData.push({ type: 'divider', optID: optID }); } liIndex++; var labelElement = generateLabel({ labelEscaped: labelEscaped, labelSubtext: labelSubtext, labelIcon: labelIcon }); mainElements.push(generateLI(labelElement, null, 'dropdown-header' + optGroupClass, optID)); mainData.push({ content: labelEscaped, subtext: labelSubtext, type: 'optgroup-label', optID: optID }); headerIndex = liIndex - 1; } if (that.options.hideDisabled && isDisabled \|\| thisData.hidden === true) { liIndex--; return; } textElement = generateText({ text: text, optionContent: optionContent, optionSubtext: subtext, optionIcon: icon }); mainElements.push(generateLI(generateA(textElement, 'opt ' + optionClass + optGroupClass, inline), index, '', optID)); mainData.push({ content: optionContent \|\| text, subtext: subtext, tokens: tokens, type: 'option', optID: optID, headerIndex: headerIndex, lastIndex: headerIndex + parent.childElementCount, originalIndex: index, data: thisData }); availableOptionsCount++; } else if (thisData.divider === true) { mainElements.push(generateLI(false, index, classNames.DIVIDER)); mainData.push({ type: 'divider', originalIndex: index, data: thisData }); } else { // if previous element is not an optgroup and hideDisabled is true if (!showDivider && that.options.hideDisabled) { prevHiddenIndex = thisData.prevHiddenIndex; if (prevHiddenIndex !== undefined) { // select the element before the first hidden element in the group var prevHidden = $selectOptions[prevHiddenIndex].previousElementSibling; if (prevHidden && prevHidden.tagName === 'OPTGROUP' && !prevHidden.disabled) { showDivider = true; } } } if (showDivider && mainData[mainData.length - 1].type !== 'divider') { liIndex++; mainElements.push( generateLI( false, null, classNames.DIVIDER, optID + 'div' ) ); mainData.push({ type: 'divider', optID: optID }); } textElement = generateText({ text: text, optionContent: optionContent, optionSubtext: subtext, optionIcon: icon }); mainElements.push(generateLI(generateA(textElement, optionClass, inline), index)); mainData.push({ content: optionContent \|\| text, subtext: subtext, tokens: tokens, type: 'option', originalIndex: index, data: thisData }); availableOptionsCount++; } that.selectpicker.main.map.newIndex[index] = liIndex; that.selectpicker.main.map.originalIndex[liIndex] = index; // get the most recent option info added to mainData var _mainDataLast = mainData[mainData.length - 1]; _mainDataLast.disabled = isDisabled; var combinedLength = 0; // count the number of characters in the option - not perfect, but should work in most cases if (_mainDataLast.content) combinedLength += _mainDataLast.content.length; if (_mainDataLast.subtext) combinedLength += _mainDataLast.subtext.length; // if there is an icon, ensure this option's width is checked if (icon) combinedLength += 1; if (combinedLength > widestOptionLength) { widestOptionLength = combinedLength; // guess which option is the widest // use this when calculating menu width // not perfect, but it's fast, and the width will be updating accordingly when scrolling widestOption = mainElements[mainElements.length - 1]; } }); this.selectpicker.main.elements = mainElements; this.selectpicker.main.data = mainData; this.selectpicker.current = this.selectpicker.main; this.selectpicker.view.widestOption = widestOption; this.selectpicker.view.availableOptionsCount = availableOptionsCount; // faster way to get # of available options without filter }, findLis: function () { return this.$menuInner.find('.inner > li'); }, render: function () { var that = this, $selectOptions = this.$element.find('option'), selectedItems = [], selectedItemsInTitle = []; this.togglePlaceholder(); this.tabIndex(); for (var i = 0, len = this.selectpicker.main.elements.length; i < len; i++) { var index = this.selectpicker.main.map.originalIndex[i], option = $selectOptions[index]; if (option && option.selected) { selectedItems.push(option); if (selectedItemsInTitle.length < 100 && that.options.selectedTextFormat !== 'count' \|\| selectedItems.length === 1) { if (that.options.hideDisabled && (option.disabled \|\| option.parentNode.tagName === 'OPTGROUP' && option.parentNode.disabled)) return; var thisData = this.selectpicker.main.data[i].data, icon = thisData.icon && that.options.showIcon ? '<i class="' + that.options.iconBase + ' ' + thisData.icon + '"></i> ' : '', subtext, titleItem; if (that.options.showSubtext && thisData.subtext && !that.multiple) { subtext = ' <small class="text-muted">' + thisData.subtext + '</small>'; } else { subtext = ''; } if (option.title) { titleItem = option.title; } else if (thisData.content && that.options.showContent) { titleItem = thisData.content.toString(); } else { titleItem = icon + option.innerHTML.trim() + subtext; } selectedItemsInTitle.push(titleItem); } } } //Fixes issue in IE10 occurring when no default option is selected and at least one option is disabled //Convert all the values into a comma delimited string var title = !this.multiple ? selectedItemsInTitle[0] : selectedItemsInTitle.join(this.options.multipleSeparator); // add ellipsis if (selectedItems.length > 50) title += '...'; // If this is a multiselect, and selectedTextFormat is count, then show 1 of 2 selected etc.. if (this.multiple && this.options.selectedTextFormat.indexOf('count') !== -1) { var max = this.options.selectedTextFormat.split('>'); if ((max.length > 1 && selectedItems.length > max[1]) \|\| (max.length === 1 && selectedItems.length >= 2)) { var totalCount = this.selectpicker.view.availableOptionsCount, tr8nText = (typeof this.options.countSelectedText === 'function') ? this.options.countSelectedText(selectedItems.length, totalCount) : this.options.countSelectedText; title = tr8nText.replace('{0}', selectedItems.length.toString()).replace('{1}', totalCount.toString()); } } if (this.options.title == undefined) { // use .attr to ensure undefined is returned if title attribute is not set this.options.title = this.$element.attr('title'); } if (this.options.selectedTextFormat == 'static') { title = this.options.title; } //If we dont have a title, then use the default, or if nothing is set at all, use the not selected text if (!title) { title = typeof this.options.title !== 'undefined' ? this.options.title : this.options.noneSelectedText; } //strip all HTML tags and trim the result, then unescape any escaped tags this.$button[0].title = htmlUnescape(title.replace(/<[^>]>?/g, '').trim()); this.$button.find('.filter-option-inner-inner')[0].innerHTML = title; this.$element.trigger('rendered.bs.select'); }, /* * @param [style] * @param [status] / setStyle: function (style, status) { if (this.$element.attr('class')) { this.$newElement.addClass(this.$element.attr('class').replace(/selectpicker\|mobile-device\|bs-select-hidden\|validate\[.\]/gi, '')); } var buttonClass = style ? style : this.options.style; if (status == 'add') { this.$button.addClass(buttonClass); } else if (status == 'remove') { this.$button.removeClass(buttonClass); } else { this.$button.removeClass(this.options.style); this.$button.addClass(buttonClass); } }, liHeight: function (refresh) { if (!refresh && (this.options.size === false \|\| this.sizeInfo)) return; if (!this.sizeInfo) this.sizeInfo = {}; var newElement = document.createElement('div'), menu = document.createElement('div'), menuInner = document.createElement('div'), menuInnerInner = document.createElement('ul'), divider = document.createElement('li'), dropdownHeader = document.createElement('li'), li = document.createElement('li'), a = document.createElement('a'), text = document.createElement('span'), header = this.options.header && this.$menu.find('.' + classNames.POPOVERHEADER).length > 0 ? this.$menu.find('.' + classNames.POPOVERHEADER)[0].cloneNode(true) : null, search = this.options.liveSearch ? document.createElement('div') : null, actions = this.options.actionsBox && this.multiple && this.$menu.find('.bs-actionsbox').length > 0 ? this.$menu.find('.bs-actionsbox')[0].cloneNode(true) : null, doneButton = this.options.doneButton && this.multiple && this.$menu.find('.bs-donebutton').length > 0 ? this.$menu.find('.bs-donebutton')[0].cloneNode(true) : null; this.sizeInfo.selectWidth = this.$newElement[0].offsetWidth; text.className = 'text'; a.className = 'dropdown-item ' + this.$element.find('option')[0].className; newElement.className = this.$menu[0].parentNode.className + ' ' + classNames.SHOW; newElement.style.width = this.sizeInfo.selectWidth + 'px'; if (this.options.width === 'auto') menu.style.minWidth = 0; menu.className = classNames.MENU + ' ' + classNames.SHOW; menuInner.className = 'inner ' + classNames.SHOW; menuInnerInner.className = classNames.MENU + ' inner ' + (version.major === '4' ? classNames.SHOW : ''); divider.className = classNames.DIVIDER; dropdownHeader.className = 'dropdown-header'; text.appendChild(document.createTextNode('Inner text')); a.appendChild(text); li.appendChild(a); dropdownHeader.appendChild(text.cloneNode(true)); if (this.selectpicker.view.widestOption) { menuInnerInner.appendChild(this.selectpicker.view.widestOption.cloneNode(true)); } menuInnerInner.appendChild(li); menuInnerInner.appendChild(divider); menuInnerInner.appendChild(dropdownHeader); if (header) menu.appendChild(header); if (search) { var input = document.createElement('input'); search.className = 'bs-searchbox'; input.className = 'form-control'; search.appendChild(input); menu.appendChild(search); } if (actions) menu.appendChild(actions); menuInner.appendChild(menuInnerInner); menu.appendChild(menuInner); if (doneButton) menu.appendChild(doneButton); newElement.appendChild(menu); document.body.appendChild(newElement); var liHeight = a.offsetHeight, dropdownHeaderHeight = dropdownHeader ? dropdownHeader.offsetHeight : 0, headerHeight = header ? header.offsetHeight : 0, searchHeight = search ? search.offsetHeight : 0, actionsHeight = actions ? actions.offsetHeight : 0, doneButtonHeight = doneButton ? doneButton.offsetHeight : 0, dividerHeight = $(divider).outerHeight(true), // fall back to jQuery if getComputedStyle is not supported menuStyle = window.getComputedStyle ? window.getComputedStyle(menu) : false, menuWidth = menu.offsetWidth, $menu = menuStyle ? null : $(menu), menuPadding = { vert: toInteger(menuStyle ? menuStyle.paddingTop : $menu.css('paddingTop')) + toInteger(menuStyle ? menuStyle.paddingBottom : $menu.css('paddingBottom')) + toInteger(menuStyle ? menuStyle.borderTopWidth : $menu.css('borderTopWidth')) + toInteger(menuStyle ? menuStyle.borderBottomWidth : $menu.css('borderBottomWidth')), horiz: toInteger(menuStyle ? menuStyle.paddingLeft : $menu.css('paddingLeft')) + toInteger(menuStyle ? menuStyle.paddingRight : $menu.css('paddingRight')) + toInteger(menuStyle ? menuStyle.borderLeftWidth : $menu.css('borderLeftWidth')) + toInteger(menuStyle ? menuStyle.borderRightWidth : $menu.css('borderRightWidth')) }, menuExtras = { vert: menuPadding.vert + toInteger(menuStyle ? menuStyle.marginTop : $menu.css('marginTop')) + toInteger(menuStyle ? menuStyle.marginBottom : $menu.css('marginBottom')) + 2, horiz: menuPadding.horiz + toInteger(menuStyle ? menuStyle.marginLeft : $menu.css('marginLeft')) + toInteger(menuStyle ? menuStyle.marginRight : $menu.css('marginRight')) + 2 }, scrollBarWidth; menuInner.style.overflowY = 'scroll'; scrollBarWidth = menu.offsetWidth - menuWidth; document.body.removeChild(newElement); this.sizeInfo.liHeight = liHeight; this.sizeInfo.dropdownHeaderHeight = dropdownHeaderHeight; this.sizeInfo.headerHeight = headerHeight; this.sizeInfo.searchHeight = searchHeight; this.sizeInfo.actionsHeight = actionsHeight; this.sizeInfo.doneButtonHeight = doneButtonHeight; this.sizeInfo.dividerHeight = dividerHeight; this.sizeInfo.menuPadding = menuPadding; this.sizeInfo.menuExtras = menuExtras; this.sizeInfo.menuWidth = menuWidth; this.sizeInfo.totalMenuWidth = this.sizeInfo.menuWidth; this.sizeInfo.scrollBarWidth = scrollBarWidth; this.sizeInfo.selectHeight = this.$newElement[0].offsetHeight; this.setPositionData(); }, getSelectPosition: function () { var that = this, $window = $(window), pos = that.$newElement.offset(), $container = $(that.options.container), containerPos; if (that.options.container && !$container.is('body')) { containerPos = $container.offset(); containerPos.top += parseInt($container.css('borderTopWidth')); containerPos.left += parseInt($container.css('borderLeftWidth')); } else { containerPos = { top: 0, left: 0 }; } var winPad = that.options.windowPadding; this.sizeInfo.selectOffsetTop = pos.top - containerPos.top - $window.scrollTop(); this.sizeInfo.selectOffsetBot = $window.height() - this.sizeInfo.selectOffsetTop - this.sizeInfo['selectHeight'] - containerPos.top - winPad[2]; this.sizeInfo.selectOffsetLeft = pos.left - containerPos.left - $window.scrollLeft(); this.sizeInfo.selectOffsetRight = $window.width() - this.sizeInfo.selectOffsetLeft - this.sizeInfo['selectWidth'] - containerPos.left - winPad[1]; this.sizeInfo.selectOffsetTop -= winPad[0]; this.sizeInfo.selectOffsetLeft -= winPad[3]; }, setMenuSize: function (isAuto) { this.getSelectPosition(); var selectWidth = this.sizeInfo['selectWidth'], liHeight = this.sizeInfo['liHeight'], headerHeight = this.sizeInfo['headerHeight'], searchHeight = this.sizeInfo['searchHeight'], actionsHeight = this.sizeInfo['actionsHeight'], doneButtonHeight = this.sizeInfo['doneButtonHeight'], divHeight = this.sizeInfo['dividerHeight'], menuPadding = this.sizeInfo['menuPadding'], menuInnerHeight, menuHeight, divLength = 0, minHeight, _minHeight, maxHeight, menuInnerMinHeight, estimate; if (this.options.dropupAuto) { // Get the estimated height of the menu without scrollbars. // This is useful for smaller menus, where there might be plenty of room // below the button without setting dropup, but we can't know // the exact height of the menu until createView is called later estimate = liHeight * this.selectpicker.current.elements.length + menuPadding.vert; this.$newElement.toggleClass(classNames.DROPUP, this.sizeInfo.selectOffsetTop - this.sizeInfo.selectOffsetBot > this.sizeInfo.menuExtras.vert && estimate + this.sizeInfo.menuExtras.vert + 50 > this.sizeInfo.selectOffsetBot); } if (this.options.size === 'auto') { _minHeight = this.selectpicker.current.elements.length > 3 ? this.sizeInfo.liHeight * 3 + this.sizeInfo.menuExtras.vert - 2 : 0; menuHeight = this.sizeInfo.selectOffsetBot - this.sizeInfo.menuExtras.vert; minHeight = _minHeight + headerHeight + searchHeight + actionsHeight + doneButtonHeight; menuInnerMinHeight = Math.max(_minHeight - menuPadding.vert, 0); if (this.$newElement.hasClass(classNames.DROPUP)) { menuHeight = this.sizeInfo.selectOffsetTop - this.sizeInfo.menuExtras.vert; } maxHeight = menuHeight; menuInnerHeight = menuHeight - headerHeight - searchHeight - actionsHeight - doneButtonHeight - menuPadding.vert; } else if (this.options.size && this.options.size != 'auto' && this.selectpicker.current.elements.length > this.options.size) { for (var i = 0; i < this.options.size; i++) { if (this.selectpicker.current.data[i].type === 'divider') divLength++; } menuHeight = liHeight * this.options.size + divLength * divHeight + menuPadding.vert; menuInnerHeight = menuHeight - menuPadding.vert; maxHeight = menuHeight + headerHeight + searchHeight + actionsHeight + doneButtonHeight; minHeight = menuInnerMinHeight = ''; } if (this.options.dropdownAlignRight === 'auto') { this.$menu.toggleClass(classNames.MENURIGHT, this.sizeInfo.selectOffsetLeft > this.sizeInfo.selectOffsetRight && this.sizeInfo.selectOffsetRight < (this.$menu[0].offsetWidth - selectWidth)); } this.$menu.css({ 'max-height': maxHeight + 'px', 'overflow': 'hidden', 'min-height': minHeight + 'px' }); this.$menuInner.css({ 'max-height': menuInnerHeight + 'px', 'overflow-y': 'auto', 'min-height': menuInnerMinHeight + 'px' }); this.sizeInfo['menuInnerHeight'] = menuInnerHeight; if (this.selectpicker.current.data.length && this.selectpicker.current.data[this.selectpicker.current.data.length - 1].position > this.sizeInfo.menuInnerHeight) { this.sizeInfo.hasScrollBar = true; this.sizeInfo.totalMenuWidth = this.sizeInfo.menuWidth + this.sizeInfo.scrollBarWidth; this.$menu.css('min-width', this.sizeInfo.totalMenuWidth); } if (this.dropdown && this.dropdown._popper) this.dropdown._popper.update(); }, setSize: function (refresh) { this.liHeight(refresh); if (this.options.header) this.$menu.css('padding-top', 0); if (this.options.size === false) return; var that = this, $window = $(window), selectedIndex, offset = 0; this.setMenuSize(); if (this.options.size === 'auto') { this.$searchbox.off('input.setMenuSize propertychange.setMenuSize').on('input.setMenuSize propertychange.setMenuSize', function() { return that.setMenuSize(); }); $window.off('resize.setMenuSize scroll.setMenuSize').on('resize.setMenuSize scroll.setMenuSize', function() { return that.setMenuSize(); }); } else if (this.options.size && this.options.size != 'auto' && this.selectpicker.current.elements.length > this.options.size) { this.$searchbox.off('input.setMenuSize propertychange.setMenuSize'); $window.off('resize.setMenuSize scroll.setMenuSize'); } if (refresh) { offset = this.$menuInner[0].scrollTop; } else if (!that.multiple) { selectedIndex = that.selectpicker.main.map.newIndex[that.$element[0].selectedIndex]; if (typeof selectedIndex === 'number' && that.options.size !== false) { offset = that.sizeInfo.liHeight * selectedIndex; offset = offset - (that.sizeInfo.menuInnerHeight / 2) + (that.sizeInfo.liHeight / 2); } } that.createView(false, offset); }, setWidth: function () { var that = this; if (this.options.width === 'auto') { requestAnimationFrame(function() { that.$menu.css('min-width', '0'); that.liHeight(); that.setMenuSize(); // Get correct width if element is hidden var $selectClone = that.$newElement.clone().appendTo('body'), btnWidth = $selectClone.css('width', 'auto').children('button').outerWidth(); $selectClone.remove(); // Set width to whatever's larger, button title or longest option that.sizeInfo.selectWidth = Math.max(that.sizeInfo.totalMenuWidth, btnWidth); that.$newElement.css('width', that.sizeInfo.selectWidth + 'px'); }); } else if (this.options.width === 'fit') { // Remove inline min-width so width can be changed from 'auto' this.$menu.css('min-width', ''); this.$newElement.css('width', '').addClass('fit-width'); } else if (this.options.width) { // Remove inline min-width so width can be changed from 'auto' this.$menu.css('min-width', ''); this.$newElement.css('width', this.options.width); } else { // Remove inline min-width/width so width can be changed this.$menu.css('min-width', ''); this.$newElement.css('width', ''); } // Remove fit-width class if width is changed programmatically if (this.$newElement.hasClass('fit-width') && this.options.width !== 'fit') { this.$newElement.removeClass('fit-width'); } }, selectPosition: function () { this.$bsContainer = $('<div class="bs-container" />'); var that = this, $container = $(this.options.container), pos, containerPos, actualHeight, getPlacement = function ($element) { var containerPosition = {}, // fall back to dropdown's default display setting if display is not manually set display = that.options.display \|\| $.fn.dropdown.Constructor.Default.display; that.$bsContainer.addClass($element.attr('class').replace(/form-control\|fit-width/gi, '')).toggleClass(classNames.DROPUP, $element.hasClass(classNames.DROPUP)); pos = $element.offset(); if (!$container.is('body')) { containerPos = $container.offset(); containerPos.top += parseInt($container.css('borderTopWidth')) - $container.scrollTop(); containerPos.left += parseInt($container.css('borderLeftWidth')) - $container.scrollLeft(); } else { containerPos = { top: 0, left: 0 }; } actualHeight = $element.hasClass(classNames.DROPUP) ? 0 : $element[0].offsetHeight; // Bootstrap 4+ uses Popper for menu positioning if (version.major < 4 \|\| display === 'static') { containerPosition['top'] = pos.top - containerPos.top + actualHeight; containerPosition['left'] = pos.left - containerPos.left; } containerPosition['width'] = $element[0].offsetWidth; that.$bsContainer.css(containerPosition); }; this.$button.on('click.bs.dropdown.data-api', function () { if (that.isDisabled()) { return; } getPlacement(that.$newElement); that.$bsContainer .appendTo(that.options.container) .toggleClass(classNames.SHOW, !that.$button.hasClass(classNames.SHOW)) .append(that.$menu); }); $(window).on('resize scroll', function () { getPlacement(that.$newElement); }); this.$element.on('hide.bs.select', function () { that.$menu.data('height', that.$menu.height()); that.$bsContainer.detach(); }); }, setOption�\|#�Status: function () { var that = this, $selectOptions = this.$element.find('option'); that.noScroll = false; if (that.selectpicker.view.visibleElements && that.selectpicker.view.visibleElements.length) { for (var i = 0; i < that.selectpicker.view.visibleElements.length; i++) { var index = that.selectpicker.current.map.originalIndex[i + that.selectpicker.view.position0], // faster than $(li).data('originalIndex') option = $selectOptions[index]; if (option) { var liIndex = this.selectpicker.main.map.newIndex[index], li = this.selectpicker.main.elements[liIndex]; that.setDisabled( index, option.disabled \|\| option.parentNode.tagName === 'OPTGROUP' && option.parentNode.disabled, liIndex, li ); that.setSelected( index, option.selected, liIndex, li ); } } } }, /** * @param {number} index - the index of the option that is being changed * @param {boolean} selected - true if the option is being selected, false if being deselected / setSelected: function (index, selected, liIndex, li) { var activeIndexIsSet = this.activeIndex !== undefined, thisIsActive = this.activeIndex === index, prevActiveIndex, prevActive, a, // if current option is already active // OR // if the current option is being selected, it's NOT multiple, and // activeIndex is undefined: // - when the menu is first being opened, OR // - after a search has been performed, OR // - when retainActive is false when selecting a new option (i.e. index of the newly selected option is not the same as the current activeIndex) keepActive = thisIsActive \|\| selected && !this.multiple && !activeIndexIsSet; if (!liIndex) liIndex = this.selectpicker.main.map.newIndex[index]; if (!li) li = this.selectpicker.main.elements[liIndex]; a = li.firstChild; if (selected) { this.selectedIndex = index; } li.classList.toggle('selected', selected); li.classList.toggle('active', keepActive); if (keepActive) { this.selectpicker.view.currentActive = li; this.activeIndex = index; } if (a) { a.classList.toggle('selected', selected); a.classList.toggle('active', keepActive); a.setAttribute('aria-selected', selected); } if (!keepActive) { if (!activeIndexIsSet && selected && this.prevActiveIndex !== undefined) { prevActiveIndex = this.selectpicker.main.map.newIndex[this.prevActiveIndex]; prevActive = this.selectpicker.main.elements[prevActiveIndex]; prevActive.classList.toggle('selected', selected); prevActive.classList.remove('active'); if (prevActive.firstChild) { prevActive.firstChild.classList.toggle('selected', selected); prevActive.firstChild.classList.remove('active'); } } } }, /* * @param {number} index - the index of the option that is being disabled * @param {boolean} disabled - true if the option is being disabled, false if being enabled / setDisabled: function (index, disabled, liIndex, li) { var a; if (!liIndex) liIndex = this.selectpicker.main.map.newIndex[index]; if (!li) li = this.selectpicker.main.elements[liIndex]; a = li.firstChild; li.classList.toggle(classNames.DISABLED, disabled); if (a) { if (version.major === '4') a.classList.toggle(classNames.DISABLED, disabled); a.setAttribute('aria-disabled', disabled); if (disabled) { a.setAttribute('tabindex', -1); } else { a.setAttribute('tabindex', 0); } } }, isDisabled: function () { return this.$element[0].disabled; }, checkDisabled: function () { var that = this; if (this.isDisabled()) { this.$newElement.addClass(classNames.DISABLED); this.$button.addClass(classNames.DISABLED).attr('tabindex', -1).attr('aria-disabled', true); } else { if (this.$button.hasClass(classNames.DISABLED)) { this.$newElement.removeClass(classNames.DISABLED); this.$button.removeClass(classNames.DISABLED).attr('aria-disabled', false); } if (this.$button.attr('tabindex') == -1 && !this.$element.data('tabindex')) { this.$button.removeAttr('tabindex'); } } this.$button.click(function () { return !that.isDisabled(); }); }, togglePlaceholder: function () { // much faster than calling $.val() var element = this.$element[0], selectedIndex = element.selectedIndex, nothingSelected = selectedIndex === -1; if (!nothingSelected && !element.options[selectedIndex].value) nothingSelected = true; this.$button.toggleClass('bs-placeholder', nothingSelected); }, tabIndex: function () { if (this.$element.data('tabindex') !== this.$element.attr('tabindex') && (this.$element.attr('tabindex') !== -98 && this.$element.attr('tabindex') !== '-98')) { this.$element.data('tabindex', this.$element.attr('tabindex')); this.$button.attr('tabindex', this.$element.data('tabindex')); } this.$element.attr('tabindex', -98); }, clickListener: function () { var that = this, $document = $(document); $document.data('spaceSelect', false); this.$button.on('keyup', function (e) { if (/(32)/.test(e.keyCode.toString(10)) && $document.data('spaceSelect')) { e.preventDefault(); $document.data('spaceSelect', false); } }); this.$newElement.on('show.bs.dropdown', function() { if (version.major > 3 && !that.dropdown) { that.dropdown = that.$button.data('bs.dropdown'); that.dropdown._menu = that.$menu[0]; } }); this.$button.on('click.bs.dropdown.data-api', function () { if (!that.$newElement.hasClass(classNames.SHOW)) { that.setSize(); } }); function setFocus () { if (that.options.liveSearch) { that.$searchbox.focus(); } else { that.$menuInner.focus(); } } function checkPopperExists () { if (that.dropdown && that.dropdown._popper && that.dropdown._popper.state.isCreated) { setFocus(); } else { requestAnimationFrame(checkPopperExists); } } this.$element.on('shown.bs.select', function () { if (that.$menuInner[0].scrollTop !== that.selectpicker.view.scrollTop) { that.$menuInner[0].scrollTop = that.selectpicker.view.scrollTop; } if (version.major > 3) { requestAnimationFrame(checkPopperExists); } else { setFocus(); } }); this.$menuInner.on('click', 'li a', function (e, retainActive) { var $this = $(this), position0 = that.isVirtual() ? that.selectpicker.view.position0 : 0, clickedIndex = that.selectpicker.current.map.originalIndex[$this.parent().index() + position0], prevValue = getSelectValues(that.$element[0]), prevIndex = that.$element.prop('selectedIndex'), triggerChange = true; // Don't close on multi choice menu if (that.multiple && that.options.maxOptions !== 1) { e.stopPropagation(); } e.preventDefault(); //Don't run if we have been disabled if (!that.isDisabled() && !$this.parent().hasClass(classNames.DISABLED)) { var $options = that.$element.find('option'), $option = $options.eq(clickedIndex), state = $option.prop('selected'), $optgroup = $option.parent('optgroup'), $optgroupOptions = $optgroup.find('option'), maxOptions = that.options.maxOptions, maxOptionsGrp = $optgroup.data('maxOptions') \|\| false; if (clickedIndex === that.activeIndex) retainActive = true; if (!retainActive) { that.prevActiveIndex = that.activeIndex; that.activeIndex = undefined; } if (!that.multiple) { // Deselect all others if not multi select box $options.prop('selected', false); $option.prop('selected', true); that.setSelected(clickedIndex, true); } else { // Toggle the one we have chosen if we are multi select. $option.prop('selected', !state); that.setSelected(clickedIndex, !state); $this.blur(); if (maxOptions !== false \|\| maxOptionsGrp !== false) { var maxReached = maxOptions < $options.filter(':selected').length, maxReachedGrp = maxOptionsGrp < $optgroup.find('option:selected').length; if ((maxOptions && maxReached) \|\| (maxOptionsGrp && maxReachedGrp)) { if (maxOptions && maxOptions == 1) { $options.prop('selected', false); $option.prop('selected', true); for (var i = 0; i < $options.length; i++) { that.setSelected(i, false); } that.setSelected(clickedIndex, true); } else if (maxOptionsGrp && maxOptionsGrp == 1) { $optgroup.find('option:selected').prop('selected', false); $option.prop('selected', true); for (var i = 0; i < $optgroupOptions.length; i++) { var option = $optgroupOptions[i]; that.setSelected($options.index(option), false); } that.setSelected(clickedIndex, true); } else { var maxOptionsText = typeof that.options.maxOptionsText === 'string' ? [that.options.maxOptionsText, that.options.maxOptionsText] : that.options.maxOptionsText, maxOptionsArr = typeof maxOptionsText === 'function' ? maxOptionsText(maxOptions, maxOptionsGrp) : maxOptionsText, maxTxt = maxOptionsArr[0].replace('{n}', maxOptions), maxTxtGrp = maxOptionsArr[1].replace('{n}', maxOptionsGrp), $notify = $('<div class="notify"></div>'); // If {var} is set in array, replace it /* @deprecated */ if (maxOptionsArr[2]) { maxTxt = maxTxt.replace('{var}', maxOptionsArr[2][maxOptions > 1 ? 0 : 1]); maxTxtGrp = maxTxtGrp.replace('{var}', maxOptionsArr[2][maxOptionsGrp > 1 ? 0 : 1]); } $option.prop('selected', false); that.$menu.append($notify); if (maxOptions && maxReached) { $notify.append($('<div>' + maxTxt + '</div>')); triggerChange = false; that.$element.trigger('maxReached.bs.select'); } if (maxOptionsGrp && maxReachedGrp) { $notify.append($('<div>' + maxTxtGrp + '</div>')); triggerChange = false; that.$element.trigger('maxReachedGrp.bs.select'); } setTimeout(function () { that.setSelected(clickedIndex, false); }, 10); $notify.delay(750).fadeOut(300, function () { $(this).remove(); }); } } } } if (!that.multiple \|\| (that.multiple && that.options.maxOptions === 1)) { that.$button.focus(); } else if (that.options.liveSearch) { that.$searchbox.focus(); } // Trigger select 'change' if (triggerChange) { if ((prevValue != getSelectValues(that.$element[0]) && that.multiple) \|\| (prevIndex != that.$element.prop('selectedIndex') && !that.multiple)) { // $option.prop('selected') is current option state (selected/unselected). prevValue is the value of the select prior to being changed. changed_arguments = [clickedIndex, $option.prop('selected'), prevValue]; that.$element .triggerNative('change'); } } } }); this.$menu.on('click', 'li.' + classNames.DISABLED + ' a, .' + classNames.POPOVERHEADER + ', .' + classNames.POPOVERHEADER + ' :not(.close)', function (e) { if (e.currentTarget == this) { e.preventDefault(); e.stopPropagation(); if (that.options.liveSearch && !$(e.target).hasClass('close')) { that.$searchbox.focus(); } else { that.$button.focus(); } } }); this.$menuInner.on('click', '.divider, .dropdown-header', function (e) { e.preventDefault(); e.stopPropagation(); if (that.options.liveSearch) { that.$searchbox.focus(); } else { that.$button.focus(); } }); this.$menu.on('click', '.' + classNames.POPOVERHEADER + ' .close', function () { that.$button.click(); }); this.$searchbox.on('click', function (e) { e.stopPropagation(); }); this.$menu.on('click', '.actions-btn', function (e) { if (that.options.liveSearch) { that.$searchbox.focus(); } else { that.$button.focus(); } e.preventDefault(); e.stopPropagation(); if ($(this).hasClass('bs-select-all')) { that.selectAll(); } else { that.deselectAll(); } }); this.$element.on({ 'change': function () { that.render(); that.$element.trigger('changed.bs.select', changed_arguments); changed_arguments = null; }, 'focus': function () { that.$button.focus(); } }); }, liveSearchListener: function () { var that = this, no_results = document.createElement('li'); this.$button.on('click.bs.dropdown.data-api', function () { if (!!that.$searchbox.val()) { that.$searchbox.val(''); } }); this.$searchbox.on('click.bs.dropdown.data-api focus.bs.dropdown.data-api touchend.bs.dropdown.data-api', function (e) { e.stopPropagation(); }); this.$searchbox.on('input propertychange', function () { var searchValue = that.$searchbox.val(); that.selectpicker.search.map.newIndex = {}; that.selectpicker.search.map.originalIndex = {}; that.selectpicker.search.elements = []; that.selectpicker.search.data = []; if (searchValue) { var i, searchMatch = [], q = searchValue.toUpperCase(), cache = {}, cacheArr = [], searchStyle = that._searchStyle(), normalizeSearch = that.options.liveSearchNormalize; that._$lisSelected = that.$menuInner.find('.selected'); for (var i = 0; i < that.selectpicker.main.data.length; i++) { var li = that.selectpicker.main.data[i]; if (!cache[i]) { cache[i] = stringSearch(li, q, searchStyle, normalizeSearch); } if (cache[i] && li.headerIndex !== undefined && cacheArr.indexOf(li.headerIndex) === -1) { if (li.headerIndex > 0) { cache[li.headerIndex - 1] = true; cacheArr.push(li.headerIndex - 1); } cache[li.headerIndex] = true; cacheArr.push(li.headerIndex); cache[li.lastIndex + 1] = true; } if (cache[i] && li.type !== 'optgroup-label') cacheArr.push(i); } for (var i = 0, cacheLen = cacheArr.length; i < cacheLen; i++) { var index = cacheArr[i], prevIndex = cacheArr[i - 1], li = that.selectpicker.main.data[index], liPrev = that.selectpicker.main.data[prevIndex]; if ( li.type !== 'divider' \|\| ( li.type === 'divider' && liPrev && liPrev.type !== 'divider' && cacheLen - 1 !== i ) ) { that.selectpicker.search.data.push(li); searchMatch.push(that.selectpicker.main.elements[index]); if (li.hasOwnProperty('originalIndex')) { that.selectpicker.search.map.newIndex[li.originalIndex] = searchMatch.length - 1; that.selectpicker.search.map.originalIndex[searchMatch.length - 1] = li.originalIndex; } } } that.activeIndex = undefined; that.noScroll = true; that.$menuInner.scrollTop(0); that.selectpicker.search.elements = searchMatch; that.createView(true); if (!searchMatch.length) { no_results.className = 'no-results'; no_results.innerHTML = that.options.noneResultsText.replace('{0}', '"' + htmlEscape(searchValue) + '"'); that.$menuInner[0].firstChild.appendChild(no_results); } } else { that.$menuInner.scrollTop(0); that.createView(false); } }); }, _searchStyle: function () { return this.options.liveSearchStyle \|\| 'contains'; }, val: function (value) { if (typeof value !== 'undefined') { this.$element .val(value) .triggerNative('change'); return this.$element; } else { return this.$element.val(); } }, changeAll: function (status) { if (!this.multiple) return; if (typeof status === 'undefined') status = true; var $selectOptions = this.$element.find('option'), previousSelected = 0, currentSelected = 0, prevValue = getSelectValues(this.$element[0]); this.$element.addClass('bs-select-hidden'); for (var i = 0; i < this.selectpicker.current.elements.length; i++) { var liData = this.selectpicker.current.data[i], index = this.selectpicker.current.map.originalIndex[i], // faster than $(li).data('originalIndex') option = $selectOptions[index]; if (option && !option.disabled && liData.type !== 'divider') { if (option.selected) previousSelected++; option.selected = status; if (option.selected) currentSelected++; } } this.$element.removeClass('bs-select-hidden'); if (previousSelected === currentSelected) return; this.setOptionStatus(); this.togglePlaceholder(); changed_arguments = [null, null, prevValue]; this.$element .triggerNative('change'); }, selectAll: function () { return this.changeAll(true); }, deselectAll: function () { return this.changeAll(false); }, toggle: function (e) { e = e \|\| window.event; if (e) e.stopPropagation(); this.$button.trigger('click.bs.dropdown.data-api'); }, keydown: function (e) { var $this = $(this), isToggle = $this.hasClass('dropdown-toggle'), $parent = isToggle ? $this.closest('.dropdown') : $this.closest(Selector.MENU), that = $parent.data('this'), $items = that.findLis(), index, isActive, liActive, activeLi, offset, updateScroll = false, downOnTab = e.which === keyCodes.TAB && !isToggle && !that.options.selectOnTab, isArrowKey = REGEXP_ARROW.test(e.which) \|\| downOnTab, scrollTop = that.$menuInner[0].scrollTop, isVirtual = that.isVirtual(), position0 = isVirtual === true ? that.selectpicker.view.position0 : 0; isActive = that.$newElement.hasClass(classNames.SHOW); if ( !isActive && ( isArrowKey \|\| e.which >= 48 && e.which <= 57 \|\| e.which >= 96 && e.which <= 105 \|\| e.which >= 65 && e.which <= 90 ) ) { that.$button.trigger('click.bs.dropdown.data-api'); } if (e.which === keyCodes.ESCAPE && isActive) { e.preventDefault(); that.$button.trigger('click.bs.dropdown.data-api').focus(); } if (isArrowKey) { // if up or down if (!$items.length) return; // $items.index/.filter is too slow with a large list and no virtual scroll index = isVirtual === true ? $items.index($items.filter('.active')) : that.selectpicker.current.map.newIndex[that.activeIndex]; if (index === undefined) index = -1; if (index !== -1) { liActive = that.selectpicker.current.elements[index + position0]; liActive.classList.remove('active'); if (liActive.firstChild) liActive.firstChild.classList.remove('active'); } if (e.which === keyCodes.ARROW_UP) { // up if (index !== -1) index--; if (index + position0 < 0) index += $items.length; if (!that.selectpicker.view.canHighlight[index + position0]) { index = that.selectpicker.view.canHighlight.slice(0, index + position0).lastIndexOf(true) - position0; if (index === -1) index = $items.length - 1; } } else if (e.which === keyCodes.ARROW_DOWN \|\| downOnTab) { // down index++; if (index + position0 >= that.selectpicker.view.canHighlight.length) index = 0; if (!that.selectpicker.view.canHighlight[index + position0]) { index = index + 1 + that.selectpicker.view.canHighlight.slice(index + position0 + 1).indexOf(true); } } e.preventDefault(); var liActiveIndex = position0 + index; if (e.which === keyCodes.ARROW_UP) { // up // scroll to bottom and highlight last option if (position0 === 0 && index === $items.length - 1) { that.$menuInner[0].scrollTop = that.$menuInner[0].scrollHeight; liActiveIndex = that.selectpicker.current.elements.length - 1; } else { activeLi = that.selectpicker.current.data[liActiveIndex]; offset = activeLi.position - activeLi.height; updateScroll = offset < scrollTop; } } else if (e.which === keyCodes.ARROW_DOWN \|\| downOnTab) { // down // scroll to top and highlight first option if (index === 0) { that.$menuInner[0].scrollTop = 0; liActiveIndex = 0; } else { activeLi = that.selectpicker.current.data[liActiveIndex]; offset = activeLi.position - that.sizeInfo.menuInnerHeight; updateScroll = offset > scrollTop; } } liActive = that.selectpicker.current.elements[liActiveIndex]; if (liActive) { liActive.classList.add('active'); if (liActive.firstChild) liActive.firstChild.classList.add('active'); } that.activeIndex = that.selectpicker.current.map.originalIndex[liActiveIndex]; that.selectpicker.view.currentActive = liActive; if (updateScroll) that.$menuInner[0].scrollTop = offset; if (that.options.liveSearch) { that.$searchbox.focus(); } else { $this.focus(); } } else if ( !$this.is('input') && !REGEXP_TAB_OR_ESCAPE.test(e.which) \|\| (e.which === keyCodes.SPACE && that.selectpicker.keydown.keyHistory) ) { var searchMatch, matches = [], keyHistory; e.preventDefault(); that.selectpicker.keydown.keyHistory += keyCodeMap[e.which]; if (that.selectpicker.keydown.resetKeyHistory.cancel) clearTimeout(that.selectpicker.keydown.resetKeyHistory.cancel); that.selectpicker.keydown.resetKeyHistory.cancel = that.selectpicker.keydown.resetKeyHistory.start(); keyHistory = that.selectpicker.keydown.keyHistory; // if all letters are the same, set keyHistory to just the first character when searching if (/^(.)\1+$/.test(keyHistory)) { keyHistory = keyHistory.charAt(0); } // find matches for (var i = 0; i < that.selectpicker.current.data.length; i++) { var li = that.selectpicker.current.data[i], hasMatch; hasMatch = stringSearch(li, keyHistory, 'startsWith', true); if (hasMatch && that.selectpicker.view.canHighlight[i]) { li.index = i; matches.push(li.originalIndex); } } if (matches.length) { var matchIndex = 0; $items.removeClass('active').find('a').removeClass('active'); // either only one key has been pressed or they are all the same key if (keyHistory.length === 1) { matchIndex = matches.indexOf(that.activeIndex); if (matchIndex === -1 \|\| matchIndex === matches.length - 1) { matchIndex = 0; } else { matchIndex++; } } searchMatch = that.selectpicker.current.map.newIndex[matches[matchIndex]]; activeLi = that.selectpicker.current.data[searchMatch]; if (scrollTop - activeLi.position > 0) { offset = activeLi.position - activeLi.height; updateScroll = true; } else { offset = activeLi.position - that.sizeInfo.menuInnerHeight; // if the option is already visible at the current scroll position, just keep it the same updateScroll = activeLi.position > scrollTop + that.sizeInfo.menuInnerHeight; } liActive = that.selectpicker.current.elements[searchMatch]; liActive.classList.add('active'); if (liActive.firstChild) liActive.firstChild.classList.add('active'); that.activeIndex = matches[matchIndex]; liActive.firstChild.focus(); if (updateScroll) that.$menuInner[0].scrollTop = offset; $this.focus(); } } // Select focused option if "Enter", "Spacebar" or "Tab" (when selectOnTab is true) are pressed inside the menu. if ( isActive && ( (e.which === keyCodes.SPACE && !that.selectpicker.keydown.keyHistory) \|\| e.which === keyCodes.ENTER \|\| (e.which === keyCodes.TAB && that.options.selectOnTab) ) ) { if (e.which !== keyCodes.SPACE) e.preventDefault(); if (!that.options.liveSearch \|\| e.which !== keyCodes.SPACE) { that.$menuInner.find('.active a').trigger('click', true); // retain active class $this.focus(); if (!that.options.liveSearch) { // Prevent screen from scrolling if the user hits the spacebar e.preventDefault(); // Fixes spacebar selection of dropdown items in FF & IE $(document).data('spaceSelect', true); } } } }, mobile: function () { this.$element.addClass('mobile-device'); }, refresh: function () { // update options if data attributes have been changed var config = $.extend({}, this.options, this.$element.data()); this.options = config; this.selectpicker.main.map.newIndex = {}; this.selectpicker.main.map.originalIndex = {}; this.createLi(); this.checkDisabled(); this.render(); this.setStyle(); this.setWidth(); this.setSize(true); this.$element.trigger('refreshed.bs.select'); }, hide: function () { this.$newElement.hide(); }, show: function () { this.$newElement.show(); }, remove: function () { this.$newElement.remove(); this.$element.remove(); }, destroy: function () { this.$newElement.before(this.$element).remove(); if (this.$bsContainer) { this.$bsContainer.remove(); } else { this.$menu.remove(); } this.$element .off('.bs.select') .removeData('selectpicker') .removeClass('bs-select-hidden selectpicker'); } }; // SELECTPICKER PLUGIN DEFINITION // ============================== function Plugin(option) { // get the args of the outer function.. var args = arguments; // The arguments of the function are explicitly re-defined from the argument list, because the shift causes them // to get lost/corrupted in android 2.3 and IE9 #715 #775 var _option = option; [].shift.apply(args); // if the version was not set successfully if (!version.success) { // try to retreive it again try { version.full = ($.fn.dropdown.Constructor.VERSION \|\| '').split(' ')[0].split('.'); } // fall back to use BootstrapVersion catch(err) { version.full = Selectpicker.BootstrapVersion.split(' ')[0].split('.'); } version.major = version.full[0]; version.success = true; if (version.major === '4') { classNames.DIVIDER = 'dropdown-divider'; classNames.SHOW = 'show'; classNames.BUTTONCLASS = 'btn-light'; Selectpicker.DEFAULTS.style = classNames.BUTTONCLASS = 'btn-light'; classNames.POPOVERHEADER = 'popover-header'; } } var value; var chain = this.each(function () { var $this = $(this); if ($this.is('select')) { var data = $this.data('selectpicker'), options = typeof _option == 'object' && _option; if (!data) { var config = $.extend({}, Selectpicker.DEFAULTS, $.fn.selectpicker.defaults \|\| {}, $this.data(), options); config.template = $.extend({}, Selectpicker.DEFAULTS.template, ($.fn.selectpicker.defaults ? $.fn.selectpicker.defaults.template : {}), $this.data().template, options.template); $this.data('selectpicker', (data = new Selectpicker(this, config))); } else if (options) { for (var i in options) { if (options.hasOwnProperty(i)) { data.options[i] = options[i]; } } } if (typeof _option == 'string') { if (data[_option] instanceof Function) { value = data[_option].apply(data, args); } else { value = data.options[_option]; } } } }); if (typeof value !== 'undefined') { //noinspection JSUnusedAssignment return value; } else { return chain; } } var old = $.fn.selectpicker; $.fn.selectpicker = Plugin; $.fn.selectpicker.Constructor = Selectpicker; // SELECTPICKER NO CONFLICT // ======================== $.fn.selectpicker.noConflict = function () { $.fn.selectpicker = old; return this; }; $(document) .off('keydown.bs.dropdown.data-api') .on('keydown.bs.select', '.bootstrap-select [data-toggle="dropdown"], .bootstrap-select [role="listbox"], .bs-searchbox input', Selectpicker.prototype.keydown) .on('focusin.modal', '.bootstrap-select [data-toggle="dropdown"], .bootstrap-select [role="listbox"], .bs-searchbox input', function (e) { e.stopPropagation(); }); // SELECTPICKER DATA-API // ===================== $(window).on('load.bs.select.data-api', function () { $('.selectpicker').each(function () { var $selectpicker = $(this); Plugin.call($selectpicker, $selectpicker.data()); }) }); })(jQuery); })); �f3�