From 4ccdbb53e38e168b61338eab7a8fa0a3d0572684 Mon Sep 17 00:00:00 2001 From: Kevin Brown Date: Sat, 29 Aug 2015 16:06:19 -0400 Subject: [PATCH] Remove backup file --- select2-3.5.3/select2.js~ | 3729 ------------------------------------- 1 file changed, 3729 deletions(-) delete mode 100644 select2-3.5.3/select2.js~ diff --git a/select2-3.5.3/select2.js~ b/select2-3.5.3/select2.js~ deleted file mode 100644 index a15fc55d..00000000 --- a/select2-3.5.3/select2.js~ +++ /dev/null @@ -1,3729 +0,0 @@ -/* -Copyright 2012 Igor Vaynberg - -Version: 3.5.3 Timestamp: Wed Aug 19 21:55:46 EDT 2015 - -This software is licensed under the Apache License, Version 2.0 (the "Apache License") or the GNU -General Public License version 2 (the "GPL License"). You may choose either license to govern your -use of this software only upon the condition that you accept all of the terms of either the Apache -License or the GPL License. - -You may obtain a copy of the Apache License and the GPL License at: - - http://www.apache.org/licenses/LICENSE-2.0 - http://www.gnu.org/licenses/gpl-2.0.html - -Unless required by applicable law or agreed to in writing, software distributed under the -Apache License or the GPL License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR -CONDITIONS OF ANY KIND, either express or implied. See the Apache License and the GPL License for -the specific language governing permissions and limitations under the Apache License and the GPL License. -*/ -(function ($) { - if(typeof $.fn.each2 == "undefined") { - $.extend($.fn, { - /* - * 4-10 times faster .each replacement - * use it carefully, as it overrides jQuery context of element on each iteration - */ - each2 : function (c) { - var j = $([0]), i = -1, l = this.length; - while ( - ++i < l - && (j.context = j[0] = this[i]) - && c.call(j[0], i, j) !== false //"this"=DOM, i=index, j=jQuery object - ); - return this; - } - }); - } -})(jQuery); - -(function ($, undefined) { - "use strict"; - /*global document, window, jQuery, console */ - - if (window.Select2 !== undefined) { - return; - } - - var AbstractSelect2, SingleSelect2, MultiSelect2, nextUid, sizer, - lastMousePosition={x:0,y:0}, $document, scrollBarDimensions, - - KEY = { - TAB: 9, - ENTER: 13, - ESC: 27, - SPACE: 32, - LEFT: 37, - UP: 38, - RIGHT: 39, - DOWN: 40, - SHIFT: 16, - CTRL: 17, - ALT: 18, - PAGE_UP: 33, - PAGE_DOWN: 34, - HOME: 36, - END: 35, - BACKSPACE: 8, - DELETE: 46, - isArrow: function (k) { - k = k.which ? k.which : k; - switch (k) { - case KEY.LEFT: - case KEY.RIGHT: - case KEY.UP: - case KEY.DOWN: - return true; - } - return false; - }, - isControl: function (e) { - var k = e.which; - switch (k) { - case KEY.SHIFT: - case KEY.CTRL: - case KEY.ALT: - return true; - } - - if (e.metaKey) return true; - - return false; - }, - isFunctionKey: function (k) { - k = k.which ? k.which : k; - return k >= 112 && k <= 123; - } - }, - MEASURE_SCROLLBAR_TEMPLATE = "
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- - $document = $(document); - - nextUid=(function() { var counter=1; return function() { return counter++; }; }()); - - - function reinsertElement(element) { - var placeholder = $(document.createTextNode('')); - - element.before(placeholder); - placeholder.before(element); - placeholder.remove(); - } - - function stripDiacritics(str) { - // Used 'uni range + named function' from http://jsperf.com/diacritics/18 - function match(a) { - return DIACRITICS[a] || a; - } - - return str.replace(/[^\u0000-\u007E]/g, match); - } - - function indexOf(value, array) { - var i = 0, l = array.length; - for (; i < l; i = i + 1) { - if (equal(value, array[i])) return i; - } - return -1; - } - - function measureScrollbar () { - var $template = $( MEASURE_SCROLLBAR_TEMPLATE ); - $template.appendTo(document.body); - - var dim = { - width: $template.width() - $template[0].clientWidth, - height: $template.height() - $template[0].clientHeight - }; - $template.remove(); - - return dim; - } - - /** - * Compares equality of a and b - * @param a - * @param b - */ - function equal(a, b) { - if (a === b) return true; - if (a === undefined || b === undefined) return false; - if (a === null || b === null) return false; - // Check whether 'a' or 'b' is a string (primitive or object). - // The concatenation of an empty string (+'') converts its argument to a string's primitive. - if (a.constructor === String) return a+'' === b+''; // a+'' - in case 'a' is a String object - if (b.constructor === String) return b+'' === a+''; // b+'' - in case 'b' is a String object - return false; - } - - /** - * Splits the string into an array of values, transforming each value. An empty array is returned for nulls or empty - * strings - * @param string - * @param separator - */ - function splitVal(string, separator, transform) { - var val, i, l; - if (string === null || string.length < 1) return []; - val = string.split(separator); - for (i = 0, l = val.length; i < l; i = i + 1) val[i] = transform(val[i]); - return val; - } - - function getSideBorderPadding(element) { - return element.outerWidth(false) - element.width(); - } - - function installKeyUpChangeEvent(element) { - var key="keyup-change-value"; - element.on("keydown", function () { - if ($.data(element, key) === undefined) { - $.data(element, key, element.val()); - } - }); - element.on("keyup", function () { - var val= $.data(element, key); - if (val !== undefined && element.val() !== val) { - $.removeData(element, key); - element.trigger("keyup-change"); - } - }); - } - - - /** - * filters mouse events so an event is fired only if the mouse moved. - * - * filters out mouse events that occur when mouse is stationary but - * the elements under the pointer are scrolled. - */ - function installFilteredMouseMove(element) { - element.on("mousemove", function (e) { - var lastpos = lastMousePosition; - if (lastpos === undefined || lastpos.x !== e.pageX || lastpos.y !== e.pageY) { - $(e.target).trigger("mousemove-filtered", e); - } - }); - } - - /** - * Debounces a function. Returns a function that calls the original fn function only if no invocations have been made - * within the last quietMillis milliseconds. - * - * @param quietMillis number of milliseconds to wait before invoking fn - * @param fn function to be debounced - * @param ctx object to be used as this reference within fn - * @return debounced version of fn - */ - function debounce(quietMillis, fn, ctx) { - ctx = ctx || undefined; - var timeout; - return function () { - var args = arguments; - window.clearTimeout(timeout); - timeout = window.setTimeout(function() { - fn.apply(ctx, args); - }, quietMillis); - }; - } - - function installDebouncedScroll(threshold, element) { - var notify = debounce(threshold, function (e) { element.trigger("scroll-debounced", e);}); - element.on("scroll", function (e) { - if (indexOf(e.target, element.get()) >= 0) notify(e); - }); - } - - function focus($el) { - if ($el[0] === document.activeElement) return; - - /* set the focus in a 0 timeout - that way the focus is set after the processing - of the current event has finished - which seems like the only reliable way - to set focus */ - window.setTimeout(function() { - var el=$el[0], pos=$el.val().length, range; - - $el.focus(); - - /* make sure el received focus so we do not error out when trying to manipulate the caret. - sometimes modals or others listeners may steal it after its set */ - var isVisible = (el.offsetWidth > 0 || el.offsetHeight > 0); - if (isVisible && el === document.activeElement) { - - /* after the focus is set move the caret to the end, necessary when we val() - just before setting focus */ - if(el.setSelectionRange) - { - el.setSelectionRange(pos, pos); - } - else if (el.createTextRange) { - range = el.createTextRange(); - range.collapse(false); - range.select(); - } - } - }, 0); - } - - function getCursorInfo(el) { - el = $(el)[0]; - var offset = 0; - var length = 0; - if ('selectionStart' in el) { - offset = el.selectionStart; - length = el.selectionEnd - offset; - } else if ('selection' in document) { - el.focus(); - var sel = document.selection.createRange(); - length = document.selection.createRange().text.length; - sel.moveStart('character', -el.value.length); - offset = sel.text.length - length; - } - return { offset: offset, length: length }; - } - - function killEvent(event) { - event.preventDefault(); - event.stopPropagation(); - } - function killEventImmediately(event) { - event.preventDefault(); - event.stopImmediatePropagation(); - } - - function measureTextWidth(e) { - if (!sizer){ - var style = e[0].currentStyle || window.getComputedStyle(e[0], null); - sizer = $(document.createElement("div")).css({ - position: "absolute", - left: "-10000px", - top: "-10000px", - display: "none", - fontSize: style.fontSize, - fontFamily: style.fontFamily, - fontStyle: style.fontStyle, - fontWeight: style.fontWeight, - letterSpacing: style.letterSpacing, - textTransform: style.textTransform, - whiteSpace: "nowrap" - }); - sizer.attr("class","select2-sizer"); - $(document.body).append(sizer); - } - sizer.text(e.val()); - return sizer.width(); - } - - function syncCssClasses(dest, src, adapter) { - var classes, replacements = [], adapted; - - classes = $.trim(dest.attr("class")); - - if (classes) { - classes = '' + classes; // for IE which returns object - - $(classes.split(/\s+/)).each2(function() { - if (this.indexOf("select2-") === 0) { - replacements.push(this); - } - }); - } - - classes = $.trim(src.attr("class")); - - if (classes) { - classes = '' + classes; // for IE which returns object - - $(classes.split(/\s+/)).each2(function() { - if (this.indexOf("select2-") !== 0) { - adapted = adapter(this); - - if (adapted) { - replacements.push(adapted); - } - } - }); - } - - dest.attr("class", replacements.join(" ")); - } - - - function markMatch(text, term, markup, escapeMarkup) { - var match=stripDiacritics(text.toUpperCase()).indexOf(stripDiacritics(term.toUpperCase())), - tl=term.length; - - if (match<0) { - markup.push(escapeMarkup(text)); - return; - } - - markup.push(escapeMarkup(text.substring(0, match))); - markup.push(""); - markup.push(escapeMarkup(text.substring(match, match + tl))); - markup.push(""); - markup.push(escapeMarkup(text.substring(match + tl, text.length))); - } - - function defaultEscapeMarkup(markup) { - var replace_map = { - '\\': '\', - '&': '&', - '<': '<', - '>': '>', - '"': '"', - "'": ''', - "/": '/' - }; - - return String(markup).replace(/[&<>"'\/\\]/g, function (match) { - return replace_map[match]; - }); - } - - /** - * Produces an ajax-based query function - * - * @param options object containing configuration parameters - * @param options.params parameter map for the transport ajax call, can contain such options as cache, jsonpCallback, etc. see $.ajax - * @param options.transport function that will be used to execute the ajax request. must be compatible with parameters supported by $.ajax - * @param options.url url for the data - * @param options.data a function(searchTerm, pageNumber, context) that should return an object containing query string parameters for the above url. - * @param options.dataType request data type: ajax, jsonp, other datatypes supported by jQuery's $.ajax function or the transport function if specified - * @param options.quietMillis (optional) milliseconds to wait before making the ajaxRequest, helps debounce the ajax function if invoked too often - * @param options.results a function(remoteData, pageNumber, query) that converts data returned form the remote request to the format expected by Select2. - * The expected format is an object containing the following keys: - * results array of objects that will be used as choices - * more (optional) boolean indicating whether there are more results available - * Example: {results:[{id:1, text:'Red'},{id:2, text:'Blue'}], more:true} - */ - function ajax(options) { - var timeout, // current scheduled but not yet executed request - handler = null, - quietMillis = options.quietMillis || 100, - ajaxUrl = options.url, - self = this; - - return function (query) { - window.clearTimeout(timeout); - timeout = window.setTimeout(function () { - var data = options.data, // ajax data function - url = ajaxUrl, // ajax url string or function - transport = options.transport || $.fn.select2.ajaxDefaults.transport, - // deprecated - to be removed in 4.0 - use params instead - deprecated = { - type: options.type || 'GET', // set type of request (GET or POST) - cache: options.cache || false, - jsonpCallback: options.jsonpCallback||undefined, - dataType: options.dataType||"json" - }, - params = $.extend({}, $.fn.select2.ajaxDefaults.params, deprecated); - - data = data ? data.call(self, query.term, query.page, query.context) : null; - url = (typeof url === 'function') ? url.call(self, query.term, query.page, query.context) : url; - - if (handler && typeof handler.abort === "function") { handler.abort(); } - - if (options.params) { - if ($.isFunction(options.params)) { - $.extend(params, options.params.call(self)); - } else { - $.extend(params, options.params); - } - } - - $.extend(params, { - url: url, - dataType: options.dataType, - data: data, - success: function (data) { - // TODO - replace query.page with query so users have access to term, page, etc. - // added query as third paramter to keep backwards compatibility - var results = options.results(data, query.page, query); - query.callback(results); - }, - error: function(jqXHR, textStatus, errorThrown){ - var results = { - hasError: true, - jqXHR: jqXHR, - textStatus: textStatus, - errorThrown: errorThrown - }; - - query.callback(results); - } - }); - handler = transport.call(self, params); - }, quietMillis); - }; - } - - /** - * Produces a query function that works with a local array - * - * @param options object containing configuration parameters. The options parameter can either be an array or an - * object. - * - * If the array form is used it is assumed that it contains objects with 'id' and 'text' keys. - * - * If the object form is used it is assumed that it contains 'data' and 'text' keys. The 'data' key should contain - * an array of objects that will be used as choices. These objects must contain at least an 'id' key. The 'text' - * key can either be a String in which case it is expected that each element in the 'data' array has a key with the - * value of 'text' which will be used to match choices. Alternatively, text can be a function(item) that can extract - * the text. - */ - function local(options) { - var data = options, // data elements - dataText, - tmp, - text = function (item) { return ""+item.text; }; // function used to retrieve the text portion of a data item that is matched against the search - - if ($.isArray(data)) { - tmp = data; - data = { results: tmp }; - } - - if ($.isFunction(data) === false) { - tmp = data; - data = function() { return tmp; }; - } - - var dataItem = data(); - if (dataItem.text) { - text = dataItem.text; - // if text is not a function we assume it to be a key name - if (!$.isFunction(text)) { - dataText = dataItem.text; // we need to store this in a separate variable because in the next step data gets reset and data.text is no longer available - text = function (item) { return item[dataText]; }; - } - } - - return function (query) { - var t = query.term, filtered = { results: [] }, process; - if (t === "") { - query.callback(data()); - return; - } - - process = function(datum, collection) { - var group, attr; - datum = datum[0]; - if (datum.children) { - group = {}; - for (attr in datum) { - if (datum.hasOwnProperty(attr)) group[attr]=datum[attr]; - } - group.children=[]; - $(datum.children).each2(function(i, childDatum) { process(childDatum, group.children); }); - if (group.children.length || query.matcher(t, text(group), datum)) { - collection.push(group); - } - } else { - if (query.matcher(t, text(datum), datum)) { - collection.push(datum); - } - } - }; - - $(data().results).each2(function(i, datum) { process(datum, filtered.results); }); - query.callback(filtered); - }; - } - - // TODO javadoc - function tags(data) { - var isFunc = $.isFunction(data); - return function (query) { - var t = query.term, filtered = {results: []}; - var result = isFunc ? data(query) : data; - if ($.isArray(result)) { - $(result).each(function () { - var isObject = this.text !== undefined, - text = isObject ? this.text : this; - if (t === "" || query.matcher(t, text)) { - filtered.results.push(isObject ? this : {id: this, text: this}); - } - }); - query.callback(filtered); - } - }; - } - - /** - * Checks if the formatter function should be used. - * - * Throws an error if it is not a function. Returns true if it should be used, - * false if no formatting should be performed. - * - * @param formatter - */ - function checkFormatter(formatter, formatterName) { - if ($.isFunction(formatter)) return true; - if (!formatter) return false; - if (typeof(formatter) === 'string') return true; - throw new Error(formatterName +" must be a string, function, or falsy value"); - } - - /** - * Returns a given value - * If given a function, returns its output - * - * @param val string|function - * @param context value of "this" to be passed to function - * @returns {*} - */ - function evaluate(val, context) { - if ($.isFunction(val)) { - var args = Array.prototype.slice.call(arguments, 2); - return val.apply(context, args); - } - return val; - } - - function countResults(results) { - var count = 0; - $.each(results, function(i, item) { - if (item.children) { - count += countResults(item.children); - } else { - count++; - } - }); - return count; - } - - /** - * Default tokenizer. This function uses breaks the input on substring match of any string from the - * opts.tokenSeparators array and uses opts.createSearchChoice to create the choice object. Both of those - * two options have to be defined in order for the tokenizer to work. - * - * @param input text user has typed so far or pasted into the search field - * @param selection currently selected choices - * @param selectCallback function(choice) callback tho add the choice to selection - * @param opts select2's opts - * @return undefined/null to leave the current input unchanged, or a string to change the input to the returned value - */ - function defaultTokenizer(input, selection, selectCallback, opts) { - var original = input, // store the original so we can compare and know if we need to tell the search to update its text - dupe = false, // check for whether a token we extracted represents a duplicate selected choice - token, // token - index, // position at which the separator was found - i, l, // looping variables - separator; // the matched separator - - if (!opts.createSearchChoice || !opts.tokenSeparators || opts.tokenSeparators.length < 1) return undefined; - - while (true) { - index = -1; - - for (i = 0, l = opts.tokenSeparators.length; i < l; i++) { - separator = opts.tokenSeparators[i]; - index = input.indexOf(separator); - if (index >= 0) break; - } - - if (index < 0) break; // did not find any token separator in the input string, bail - - token = input.substring(0, index); - input = input.substring(index + separator.length); - - if (token.length > 0) { - token = opts.createSearchChoice.call(this, token, selection); - if (token !== undefined && token !== null && opts.id(token) !== undefined && opts.id(token) !== null) { - dupe = false; - for (i = 0, l = selection.length; i < l; i++) { - if (equal(opts.id(token), opts.id(selection[i]))) { - dupe = true; break; - } - } - - if (!dupe) selectCallback(token); - } - } - } - - if (original!==input) return input; - } - - function cleanupJQueryElements() { - var self = this; - - $.each(arguments, function (i, element) { - self[element].remove(); - self[element] = null; - }); - } - - /** - * Creates a new class - * - * @param superClass - * @param methods - */ - function clazz(SuperClass, methods) { - var constructor = function () {}; - constructor.prototype = new SuperClass; - constructor.prototype.constructor = constructor; - constructor.prototype.parent = SuperClass.prototype; - constructor.prototype = $.extend(constructor.prototype, methods); - return constructor; - } - - AbstractSelect2 = clazz(Object, { - - // abstract - bind: function (func) { - var self = this; - return function () { - func.apply(self, arguments); - }; - }, - - // abstract - init: function (opts) { - var results, search, resultsSelector = ".select2-results"; - - // prepare options - this.opts = opts = this.prepareOpts(opts); - - this.id=opts.id; - - // destroy if called on an existing component - if (opts.element.data("select2") !== undefined && - opts.element.data("select2") !== null) { - opts.element.data("select2").destroy(); - } - - this.container = this.createContainer(); - - this.liveRegion = $('.select2-hidden-accessible'); - if (this.liveRegion.length == 0) { - this.liveRegion = $("", { - role: "status", - "aria-live": "polite" - }) - .addClass("select2-hidden-accessible") - .appendTo(document.body); - } - - this.containerId="s2id_"+(opts.element.attr("id") || "autogen"+nextUid()); - this.containerEventName= this.containerId - .replace(/([.])/g, '_') - .replace(/([;&,\-\.\+\*\~':"\!\^#$%@\[\]\(\)=>\|])/g, '\\$1'); - this.container.attr("id", this.containerId); - - this.container.attr("title", opts.element.attr("title")); - - this.body = $(document.body); - - syncCssClasses(this.container, this.opts.element, this.opts.adaptContainerCssClass); - - this.container.attr("style", opts.element.attr("style")); - this.container.css(evaluate(opts.containerCss, this.opts.element)); - this.container.addClass(evaluate(opts.containerCssClass, this.opts.element)); - - this.elementTabIndex = this.opts.element.attr("tabindex"); - - // swap container for the element - this.opts.element - .data("select2", this) - .attr("tabindex", "-1") - .before(this.container) - .on("click.select2", killEvent); // do not leak click events - - this.container.data("select2", this); - - this.dropdown = this.container.find(".select2-drop"); - - syncCssClasses(this.dropdown, this.opts.element, this.opts.adaptDropdownCssClass); - - this.dropdown.addClass(evaluate(opts.dropdownCssClass, this.opts.element)); - this.dropdown.data("select2", this); - this.dropdown.on("click", killEvent); - - this.results = results = this.container.find(resultsSelector); - this.search = search = this.container.find("input.select2-input"); - - this.queryCount = 0; - this.resultsPage = 0; - this.context = null; - - // initialize the container - this.initContainer(); - - this.container.on("click", killEvent); - - installFilteredMouseMove(this.results); - - this.dropdown.on("mousemove-filtered", resultsSelector, this.bind(this.highlightUnderEvent)); - this.dropdown.on("touchstart touchmove touchend", resultsSelector, this.bind(function (event) { - this._touchEvent = true; - this.highlightUnderEvent(event); - })); - this.dropdown.on("touchmove", resultsSelector, this.bind(this.touchMoved)); - this.dropdown.on("touchstart touchend", resultsSelector, this.bind(this.clearTouchMoved)); - - // Waiting for a click event on touch devices to select option and hide dropdown - // otherwise click will be triggered on an underlying element - this.dropdown.on('click', this.bind(function (event) { - if (this._touchEvent) { - this._touchEvent = false; - this.selectHighlighted(); - } - })); - - installDebouncedScroll(80, this.results); - this.dropdown.on("scroll-debounced", resultsSelector, this.bind(this.loadMoreIfNeeded)); - - // do not propagate change event from the search field out of the component - $(this.container).on("change", ".select2-input", function(e) {e.stopPropagation();}); - $(this.dropdown).on("change", ".select2-input", function(e) {e.stopPropagation();}); - - // if jquery.mousewheel plugin is installed we can prevent out-of-bounds scrolling of results via mousewheel - if ($.fn.mousewheel) { - results.mousewheel(function (e, delta, deltaX, deltaY) { - var top = results.scrollTop(); - if (deltaY > 0 && top - deltaY <= 0) { - results.scrollTop(0); - killEvent(e); - } else if (deltaY < 0 && results.get(0).scrollHeight - results.scrollTop() + deltaY <= results.height()) { - results.scrollTop(results.get(0).scrollHeight - results.height()); - killEvent(e); - } - }); - } - - installKeyUpChangeEvent(search); - search.on("keyup-change input paste", this.bind(this.updateResults)); - search.on("focus", function () { search.addClass("select2-focused"); }); - search.on("blur", function () { search.removeClass("select2-focused");}); - - this.dropdown.on("mouseup", resultsSelector, this.bind(function (e) { - if ($(e.target).closest(".select2-result-selectable").length > 0) { - this.highlightUnderEvent(e); - this.selectHighlighted(e); - } - })); - - // trap all mouse events from leaving the dropdown. sometimes there may be a modal that is listening - // for mouse events outside of itself so it can close itself. since the dropdown is now outside the select2's - // dom it will trigger the popup close, which is not what we want - // focusin can cause focus wars between modals and select2 since the dropdown is outside the modal. - this.dropdown.on("click mouseup mousedown touchstart touchend focusin", function (e) { e.stopPropagation(); }); - - this.lastSearchTerm = undefined; - - if ($.isFunction(this.opts.initSelection)) { - // initialize selection based on the current value of the source element - this.initSelection(); - - // if the user has provided a function that can set selection based on the value of the source element - // we monitor the change event on the element and trigger it, allowing for two way synchronization - this.monitorSource(); - } - - if (opts.maximumInputLength !== null) { - this.search.attr("maxlength", opts.maximumInputLength); - } - - var disabled = opts.element.prop("disabled"); - if (disabled === undefined) disabled = false; - this.enable(!disabled); - - var readonly = opts.element.prop("readonly"); - if (readonly === undefined) readonly = false; - this.readonly(readonly); - - // Calculate size of scrollbar - scrollBarDimensions = scrollBarDimensions || measureScrollbar(); - - this.autofocus = opts.element.prop("autofocus"); - opts.element.prop("autofocus", false); - if (this.autofocus) this.focus(); - - this.search.attr("placeholder", opts.searchInputPlaceholder); - }, - - // abstract - destroy: function () { - var element=this.opts.element, select2 = element.data("select2"), self = this; - - this.close(); - - if (element.length && element[0].detachEvent && self._sync) { - element.each(function () { - if (self._sync) { - this.detachEvent("onpropertychange", self._sync); - } - }); - } - if (this.propertyObserver) { - this.propertyObserver.disconnect(); - this.propertyObserver = null; - } - this._sync = null; - - if (select2 !== undefined) { - select2.container.remove(); - select2.liveRegion.remove(); - select2.dropdown.remove(); - element.removeData("select2") - .off(".select2"); - if (!element.is("input[type='hidden']")) { - element - .show() - .prop("autofocus", this.autofocus || false); - if (this.elementTabIndex) { - element.attr({tabindex: this.elementTabIndex}); - } else { - element.removeAttr("tabindex"); - } - element.show(); - } else { - element.css("display", ""); - } - } - - cleanupJQueryElements.call(this, - "container", - "liveRegion", - "dropdown", - "results", - "search" - ); - }, - - // abstract - optionToData: function(element) { - if (element.is("option")) { - return { - id:element.prop("value"), - text:element.text(), - element: element.get(), - css: element.attr("class"), - disabled: element.prop("disabled"), - locked: equal(element.attr("locked"), "locked") || equal(element.data("locked"), true) - }; - } else if (element.is("optgroup")) { - return { - text:element.attr("label"), - children:[], - element: element.get(), - css: element.attr("class") - }; - } - }, - - // abstract - prepareOpts: function (opts) { - var element, select, idKey, ajaxUrl, self = this; - - element = opts.element; - - if (element.get(0).tagName.toLowerCase() === "select") { - this.select = select = opts.element; - } - - if (select) { - // these options are not allowed when attached to a select because they are picked up off the element itself - $.each(["id", "multiple", "ajax", "query", "createSearchChoice", "initSelection", "data", "tags"], function () { - if (this in opts) { - throw new Error("Option '" + this + "' is not allowed for Select2 when attached to a ", - "
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    ", - "
", - "
"].join("")); - return container; - }, - - // single - enableInterface: function() { - if (this.parent.enableInterface.apply(this, arguments)) { - this.focusser.prop("disabled", !this.isInterfaceEnabled()); - } - }, - - // single - opening: function () { - var el, range, len; - - if (this.opts.minimumResultsForSearch >= 0) { - this.showSearch(true); - } - - this.parent.opening.apply(this, arguments); - - if (this.showSearchInput !== false) { - // IE appends focusser.val() at the end of field :/ so we manually insert it at the beginning using a range - // all other browsers handle this just fine - - this.search.val(this.focusser.val()); - } - if (this.opts.shouldFocusInput(this)) { - this.search.focus(); - // move the cursor to the end after focussing, otherwise it will be at the beginning and - // new text will appear *before* focusser.val() - el = this.search.get(0); - if (el.createTextRange) { - range = el.createTextRange(); - range.collapse(false); - range.select(); - } else if (el.setSelectionRange) { - len = this.search.val().length; - el.setSelectionRange(len, len); - } - } - - this.prefillNextSearchTerm(); - - this.focusser.prop("disabled", true).val(""); - this.updateResults(true); - this.opts.element.trigger($.Event("select2-open")); - }, - - // single - close: function () { - if (!this.opened()) return; - this.parent.close.apply(this, arguments); - - this.focusser.prop("disabled", false); - - if (this.opts.shouldFocusInput(this)) { - this.focusser.focus(); - } - }, - - // single - focus: function () { - if (this.opened()) { - this.close(); - } else { - this.focusser.prop("disabled", false); - if (this.opts.shouldFocusInput(this)) { - this.focusser.focus(); - } - } - }, - - // single - isFocused: function () { - return this.container.hasClass("select2-container-active"); - }, - - // single - cancel: function () { - this.parent.cancel.apply(this, arguments); - this.focusser.prop("disabled", false); - - if (this.opts.shouldFocusInput(this)) { - this.focusser.focus(); - } - }, - - // single - destroy: function() { - $("label[for='" + this.focusser.attr('id') + "']") - .attr('for', this.opts.element.attr("id")); - this.parent.destroy.apply(this, arguments); - - cleanupJQueryElements.call(this, - "selection", - "focusser" - ); - }, - - // single - initContainer: function () { - - var selection, - container = this.container, - dropdown = this.dropdown, - idSuffix = nextUid(), - elementLabel; - - if (this.opts.minimumResultsForSearch < 0) { - this.showSearch(false); - } else { - this.showSearch(true); - } - - this.selection = selection = container.find(".select2-choice"); - - this.focusser = container.find(".select2-focusser"); - - // add aria associations - selection.find(".select2-chosen").attr("id", "select2-chosen-"+idSuffix); - this.focusser.attr("aria-labelledby", "select2-chosen-"+idSuffix); - this.results.attr("id", "select2-results-"+idSuffix); - this.search.attr("aria-owns", "select2-results-"+idSuffix); - - // rewrite labels from original element to focusser - this.focusser.attr("id", "s2id_autogen"+idSuffix); - - elementLabel = $("label[for='" + this.opts.element.attr("id") + "']"); - this.opts.element.on('focus.select2', this.bind(function () { this.focus(); })); - - this.focusser.prev() - .text(elementLabel.text()) - .attr('for', this.focusser.attr('id')); - - // Ensure the original element retains an accessible name - var originalTitle = this.opts.element.attr("title"); - this.opts.element.attr("title", (originalTitle || elementLabel.text())); - - this.focusser.attr("tabindex", this.elementTabIndex); - - // write label for search field using the label from the focusser element - this.search.attr("id", this.focusser.attr('id') + '_search'); - - this.search.prev() - .text($("label[for='" + this.focusser.attr('id') + "']").text()) - .attr('for', this.search.attr('id')); - - this.search.on("keydown", this.bind(function (e) { - if (!this.isInterfaceEnabled()) return; - - // filter 229 keyCodes (input method editor is processing key input) - if (229 == e.keyCode) return; - - if (e.which === KEY.PAGE_UP || e.which === KEY.PAGE_DOWN) { - // prevent the page from scrolling - killEvent(e); - return; - } - - switch (e.which) { - case KEY.UP: - case KEY.DOWN: - this.moveHighlight((e.which === KEY.UP) ? -1 : 1); - killEvent(e); - return; - case KEY.ENTER: - this.selectHighlighted(); - killEvent(e); - return; - case KEY.TAB: - this.selectHighlighted({noFocus: true}); - return; - case KEY.ESC: - this.cancel(e); - killEvent(e); - return; - } - })); - - this.search.on("blur", this.bind(function(e) { - // a workaround for chrome to keep the search field focussed when the scroll bar is used to scroll the dropdown. - // without this the search field loses focus which is annoying - if (document.activeElement === this.body.get(0)) { - window.setTimeout(this.bind(function() { - if (this.opened() && this.results && this.results.length > 1) { - this.search.focus(); - } - }), 0); - } - })); - - this.focusser.on("keydown", this.bind(function (e) { - if (!this.isInterfaceEnabled()) return; - - if (e.which === KEY.TAB || KEY.isControl(e) || KEY.isFunctionKey(e) || e.which === KEY.ESC) { - return; - } - - if (this.opts.openOnEnter === false && e.which === KEY.ENTER) { - killEvent(e); - return; - } - - if (e.which == KEY.DOWN || e.which == KEY.UP - || (e.which == KEY.ENTER && this.opts.openOnEnter)) { - - if (e.altKey || e.ctrlKey || e.shiftKey || e.metaKey) return; - - this.open(); - killEvent(e); - return; - } - - if (e.which == KEY.DELETE || e.which == KEY.BACKSPACE) { - if (this.opts.allowClear) { - this.clear(); - } - killEvent(e); - return; - } - })); - - - installKeyUpChangeEvent(this.focusser); - this.focusser.on("keyup-change input", this.bind(function(e) { - if (this.opts.minimumResultsForSearch >= 0) { - e.stopPropagation(); - if (this.opened()) return; - this.open(); - } - })); - - selection.on("mousedown touchstart", "abbr", this.bind(function (e) { - if (!this.isInterfaceEnabled()) { - return; - } - - this.clear(); - killEventImmediately(e); - this.close(); - - if (this.selection) { - this.selection.focus(); - } - })); - - selection.on("mousedown touchstart", this.bind(function (e) { - // Prevent IE from generating a click event on the body - reinsertElement(selection); - - if (!this.container.hasClass("select2-container-active")) { - this.opts.element.trigger($.Event("select2-focus")); - } - - if (this.opened()) { - this.close(); - } else if (this.isInterfaceEnabled()) { - this.open(); - } - - killEvent(e); - })); - - dropdown.on("mousedown touchstart", this.bind(function() { - if (this.opts.shouldFocusInput(this)) { - this.search.focus(); - } - })); - - selection.on("focus", this.bind(function(e) { - killEvent(e); - })); - - this.focusser.on("focus", this.bind(function(){ - if (!this.container.hasClass("select2-container-active")) { - this.opts.element.trigger($.Event("select2-focus")); - } - this.container.addClass("select2-container-active"); - })).on("blur", this.bind(function() { - if (!this.opened()) { - this.container.removeClass("select2-container-active"); - this.opts.element.trigger($.Event("select2-blur")); - } - })); - this.search.on("focus", this.bind(function(){ - if (!this.container.hasClass("select2-container-active")) { - this.opts.element.trigger($.Event("select2-focus")); - } - this.container.addClass("select2-container-active"); - })); - - this.initContainerWidth(); - this.opts.element.hide(); - this.setPlaceholder(); - - }, - - // single - clear: function(triggerChange) { - var data=this.selection.data("select2-data"); - if (data) { // guard against queued quick consecutive clicks - var evt = $.Event("select2-clearing"); - this.opts.element.trigger(evt); - if (evt.isDefaultPrevented()) { - return; - } - var placeholderOption = this.getPlaceholderOption(); - this.opts.element.val(placeholderOption ? placeholderOption.val() : ""); - this.selection.find(".select2-chosen").empty(); - this.selection.removeData("select2-data"); - this.setPlaceholder(); - - if (triggerChange !== false){ - this.opts.element.trigger({ type: "select2-removed", val: this.id(data), choice: data }); - this.triggerChange({removed:data}); - } - } - }, - - /** - * Sets selection based on source element's value - */ - // single - initSelection: function () { - var selected; - if (this.isPlaceholderOptionSelected()) { - this.updateSelection(null); - this.close(); - this.setPlaceholder(); - } else { - var self = this; - this.opts.initSelection.call(null, this.opts.element, function(selected){ - if (selected !== undefined && selected !== null) { - self.updateSelection(selected); - self.close(); - self.setPlaceholder(); - self.lastSearchTerm = self.search.val(); - } - }); - } - }, - - isPlaceholderOptionSelected: function() { - var placeholderOption; - if (this.getPlaceholder() === undefined) return false; // no placeholder specified so no option should be considered - return ((placeholderOption = this.getPlaceholderOption()) !== undefined && placeholderOption.prop("selected")) - || (this.opts.element.val() === "") - || (this.opts.element.val() === undefined) - || (this.opts.element.val() === null); - }, - - // single - prepareOpts: function () { - var opts = this.parent.prepareOpts.apply(this, arguments), - self=this; - - if (opts.element.get(0).tagName.toLowerCase() === "select") { - // install the selection initializer - opts.initSelection = function (element, callback) { - var selected = element.find("option").filter(function() { return this.selected && !this.disabled }); - // a single select box always has a value, no need to null check 'selected' - callback(self.optionToData(selected)); - }; - } else if ("data" in opts) { - // install default initSelection when applied to hidden input and data is local - opts.initSelection = opts.initSelection || function (element, callback) { - var id = element.val(); - //search in data by id, storing the actual matching item - var match = null; - opts.query({ - matcher: function(term, text, el){ - var is_match = equal(id, opts.id(el)); - if (is_match) { - match = el; - } - return is_match; - }, - callback: !$.isFunction(callback) ? $.noop : function() { - callback(match); - } - }); - }; - } - - return opts; - }, - - // single - getPlaceholder: function() { - // if a placeholder is specified on a single select without a valid placeholder option ignore it - if (this.select) { - if (this.getPlaceholderOption() === undefined) { - return undefined; - } - } - - return this.parent.getPlaceholder.apply(this, arguments); - }, - - // single - setPlaceholder: function () { - var placeholder = this.getPlaceholder(); - - if (this.isPlaceholderOptionSelected() && placeholder !== undefined) { - - // check for a placeholder option if attached to a select - if (this.select && this.getPlaceholderOption() === undefined) return; - - this.selection.find(".select2-chosen").html(this.opts.escapeMarkup(placeholder)); - - this.selection.addClass("select2-default"); - - this.container.removeClass("select2-allowclear"); - } - }, - - // single - postprocessResults: function (data, initial, noHighlightUpdate) { - var selected = 0, self = this, showSearchInput = true; - - // find the selected element in the result list - - this.findHighlightableChoices().each2(function (i, elm) { - if (equal(self.id(elm.data("select2-data")), self.opts.element.val())) { - selected = i; - return false; - } - }); - - // and highlight it - if (noHighlightUpdate !== false) { - if (initial === true && selected >= 0) { - this.highlight(selected); - } else { - this.highlight(0); - } - } - - // hide the search box if this is the first we got the results and there are enough of them for search - - if (initial === true) { - var min = this.opts.minimumResultsForSearch; - if (min >= 0) { - this.showSearch(countResults(data.results) >= min); - } - } - }, - - // single - showSearch: function(showSearchInput) { - if (this.showSearchInput === showSearchInput) return; - - this.showSearchInput = showSearchInput; - - this.dropdown.find(".select2-search").toggleClass("select2-search-hidden", !showSearchInput); - this.dropdown.find(".select2-search").toggleClass("select2-offscreen", !showSearchInput); - //add "select2-with-searchbox" to the container if search box is shown - $(this.dropdown, this.container).toggleClass("select2-with-searchbox", showSearchInput); - }, - - // single - onSelect: function (data, options) { - - if (!this.triggerSelect(data)) { return; } - - var old = this.opts.element.val(), - oldData = this.data(); - - this.opts.element.val(this.id(data)); - this.updateSelection(data); - - this.opts.element.trigger({ type: "select2-selected", val: this.id(data), choice: data }); - - this.lastSearchTerm = this.search.val(); - this.close(); - - if ((!options || !options.noFocus) && this.opts.shouldFocusInput(this)) { - this.focusser.focus(); - } - - if (!equal(old, this.id(data))) { - this.triggerChange({ added: data, removed: oldData }); - } - }, - - // single - updateSelection: function (data) { - - var container=this.selection.find(".select2-chosen"), formatted, cssClass; - - this.selection.data("select2-data", data); - - container.empty(); - if (data !== null) { - formatted=this.opts.formatSelection(data, container, this.opts.escapeMarkup); - } - if (formatted !== undefined) { - container.append(formatted); - } - cssClass=this.opts.formatSelectionCssClass(data, container); - if (cssClass !== undefined) { - container.addClass(cssClass); - } - - this.selection.removeClass("select2-default"); - - if (this.opts.allowClear && this.getPlaceholder() !== undefined) { - this.container.addClass("select2-allowclear"); - } - }, - - // single - val: function () { - var val, - triggerChange = false, - data = null, - self = this, - oldData = this.data(); - - if (arguments.length === 0) { - return this.opts.element.val(); - } - - val = arguments[0]; - - if (arguments.length > 1) { - triggerChange = arguments[1]; - - if (this.opts.debug && console && console.warn) { - console.warn( - 'Select2: The second option to `select2("val")` is not supported in Select2 4.0.0. ' + - 'The `change` event will always be triggered in 4.0.0.' - ); - } - } - - if (this.select) { - if (this.opts.debug && console && console.warn) { - console.warn( - 'Select2: Setting the value on a ", - " ", - "", - "
", - "
    ", - "
", - "
"].join("")); - return container; - }, - - // multi - prepareOpts: function () { - var opts = this.parent.prepareOpts.apply(this, arguments), - self=this; - - // TODO validate placeholder is a string if specified - if (opts.element.get(0).tagName.toLowerCase() === "select") { - // install the selection initializer - opts.initSelection = function (element, callback) { - - var data = []; - - element.find("option").filter(function() { return this.selected && !this.disabled }).each2(function (i, elm) { - data.push(self.optionToData(elm)); - }); - callback(data); - }; - } else if ("data" in opts) { - // install default initSelection when applied to hidden input and data is local - opts.initSelection = opts.initSelection || function (element, callback) { - var ids = splitVal(element.val(), opts.separator, opts.transformVal); - //search in data by array of ids, storing matching items in a list - var matches = []; - opts.query({ - matcher: function(term, text, el){ - var is_match = $.grep(ids, function(id) { - return equal(id, opts.id(el)); - }).length; - if (is_match) { - matches.push(el); - } - return is_match; - }, - callback: !$.isFunction(callback) ? $.noop : function() { - // reorder matches based on the order they appear in the ids array because right now - // they are in the order in which they appear in data array - var ordered = []; - for (var i = 0; i < ids.length; i++) { - var id = ids[i]; - for (var j = 0; j < matches.length; j++) { - var match = matches[j]; - if (equal(id, opts.id(match))) { - ordered.push(match); - matches.splice(j, 1); - break; - } - } - } - callback(ordered); - } - }); - }; - } - - return opts; - }, - - // multi - selectChoice: function (choice) { - - var selected = this.container.find(".select2-search-choice-focus"); - if (selected.length && choice && choice[0] == selected[0]) { - - } else { - if (selected.length) { - this.opts.element.trigger("choice-deselected", selected); - } - selected.removeClass("select2-search-choice-focus"); - if (choice && choice.length) { - this.close(); - choice.addClass("select2-search-choice-focus"); - this.opts.element.trigger("choice-selected", choice); - } - } - }, - - // multi - destroy: function() { - $("label[for='" + this.search.attr('id') + "']") - .attr('for', this.opts.element.attr("id")); - this.parent.destroy.apply(this, arguments); - - cleanupJQueryElements.call(this, - "searchContainer", - "selection" - ); - }, - - // multi - initContainer: function () { - - var selector = ".select2-choices", selection; - - this.searchContainer = this.container.find(".select2-search-field"); - this.selection = selection = this.container.find(selector); - - var _this = this; - this.selection.on("click", ".select2-container:not(.select2-container-disabled) .select2-search-choice:not(.select2-locked)", function (e) { - _this.search[0].focus(); - _this.selectChoice($(this)); - }); - - // rewrite labels from original element to focusser - this.search.attr("id", "s2id_autogen"+nextUid()); - - this.search.prev() - .text($("label[for='" + this.opts.element.attr("id") + "']").text()) - .attr('for', this.search.attr('id')); - this.opts.element.on('focus.select2', this.bind(function () { this.focus(); })); - - this.search.on("input paste", this.bind(function() { - if (this.search.attr('placeholder') && this.search.val().length == 0) return; - if (!this.isInterfaceEnabled()) return; - if (!this.opened()) { - this.open(); - } - })); - - this.search.attr("tabindex", this.elementTabIndex); - - this.keydowns = 0; - this.search.on("keydown", this.bind(function (e) { - if (!this.isInterfaceEnabled()) return; - - ++this.keydowns; - var selected = selection.find(".select2-search-choice-focus"); - var prev = selected.prev(".select2-search-choice:not(.select2-locked)"); - var next = selected.next(".select2-search-choice:not(.select2-locked)"); - var pos = getCursorInfo(this.search); - - if (selected.length && - (e.which == KEY.LEFT || e.which == KEY.RIGHT || e.which == KEY.BACKSPACE || e.which == KEY.DELETE || e.which == KEY.ENTER)) { - var selectedChoice = selected; - if (e.which == KEY.LEFT && prev.length) { - selectedChoice = prev; - } - else if (e.which == KEY.RIGHT) { - selectedChoice = next.length ? next : null; - } - else if (e.which === KEY.BACKSPACE) { - if (this.unselect(selected.first())) { - this.search.width(10); - selectedChoice = prev.length ? prev : next; - } - } else if (e.which == KEY.DELETE) { - if (this.unselect(selected.first())) { - this.search.width(10); - selectedChoice = next.length ? next : null; - } - } else if (e.which == KEY.ENTER) { - selectedChoice = null; - } - - this.selectChoice(selectedChoice); - killEvent(e); - if (!selectedChoice || !selectedChoice.length) { - this.open(); - } - return; - } else if (((e.which === KEY.BACKSPACE && this.keydowns == 1) - || e.which == KEY.LEFT) && (pos.offset == 0 && !pos.length)) { - - this.selectChoice(selection.find(".select2-search-choice:not(.select2-locked)").last()); - killEvent(e); - return; - } else { - this.selectChoice(null); - } - - if (this.opened()) { - switch (e.which) { - case KEY.UP: - case KEY.DOWN: - this.moveHighlight((e.which === KEY.UP) ? -1 : 1); - killEvent(e); - return; - case KEY.ENTER: - this.selectHighlighted(); - killEvent(e); - return; - case KEY.TAB: - this.selectHighlighted({noFocus:true}); - this.close(); - return; - case KEY.ESC: - this.cancel(e); - killEvent(e); - return; - } - } - - if (e.which === KEY.TAB || KEY.isControl(e) || KEY.isFunctionKey(e) - || e.which === KEY.BACKSPACE || e.which === KEY.ESC) { - return; - } - - if (e.which === KEY.ENTER) { - if (this.opts.openOnEnter === false) { - return; - } else if (e.altKey || e.ctrlKey || e.shiftKey || e.metaKey) { - return; - } - } - - this.open(); - - if (e.which === KEY.PAGE_UP || e.which === KEY.PAGE_DOWN) { - // prevent the page from scrolling - killEvent(e); - } - - if (e.which === KEY.ENTER) { - // prevent form from being submitted - killEvent(e); - } - - })); - - this.search.on("keyup", this.bind(function (e) { - this.keydowns = 0; - this.resizeSearch(); - }) - ); - - this.search.on("blur", this.bind(function(e) { - this.container.removeClass("select2-container-active"); - this.search.removeClass("select2-focused"); - this.selectChoice(null); - if (!this.opened()) this.clearSearch(); - e.stopImmediatePropagation(); - this.opts.element.trigger($.Event("select2-blur")); - })); - - this.container.on("click", selector, this.bind(function (e) { - if (!this.isInterfaceEnabled()) return; - if ($(e.target).closest(".select2-search-choice").length > 0) { - // clicked inside a select2 search choice, do not open - return; - } - this.selectChoice(null); - this.clearPlaceholder(); - if (!this.container.hasClass("select2-container-active")) { - this.opts.element.trigger($.Event("select2-focus")); - } - this.open(); - this.focusSearch(); - e.preventDefault(); - })); - - this.container.on("focus", selector, this.bind(function () { - if (!this.isInterfaceEnabled()) return; - if (!this.container.hasClass("select2-container-active")) { - this.opts.element.trigger($.Event("select2-focus")); - } - this.container.addClass("select2-container-active"); - this.dropdown.addClass("select2-drop-active"); - this.clearPlaceholder(); - })); - - this.initContainerWidth(); - this.opts.element.hide(); - - // set the placeholder if necessary - this.clearSearch(); - }, - - // multi - enableInterface: function() { - if (this.parent.enableInterface.apply(this, arguments)) { - this.search.prop("disabled", !this.isInterfaceEnabled()); - } - }, - - // multi - initSelection: function () { - var data; - if (this.opts.element.val() === "" && this.opts.element.text() === "") { - this.updateSelection([]); - this.close(); - // set the placeholder if necessary - this.clearSearch(); - } - if (this.select || this.opts.element.val() !== "") { - var self = this; - this.opts.initSelection.call(null, this.opts.element, function(data){ - if (data !== undefined && data !== null) { - self.updateSelection(data); - self.close(); - // set the placeholder if necessary - self.clearSearch(); - } - }); - } - }, - - // multi - clearSearch: function () { - var placeholder = this.getPlaceholder(), - maxWidth = this.getMaxSearchWidth(); - - if (placeholder !== undefined && this.getVal().length === 0 && this.search.hasClass("select2-focused") === false) { - this.search.val(placeholder).addClass("select2-default"); - // stretch the search box to full width of the container so as much of the placeholder is visible as possible - // we could call this.resizeSearch(), but we do not because that requires a sizer and we do not want to create one so early because of a firefox bug, see #944 - this.search.width(maxWidth > 0 ? maxWidth : this.container.css("width")); - } else { - this.search.val("").width(10); - } - }, - - // multi - clearPlaceholder: function () { - if (this.search.hasClass("select2-default")) { - this.search.val("").removeClass("select2-default"); - } - }, - - // multi - opening: function () { - this.clearPlaceholder(); // should be done before super so placeholder is not used to search - this.resizeSearch(); - - this.parent.opening.apply(this, arguments); - - this.focusSearch(); - - this.prefillNextSearchTerm(); - this.updateResults(true); - - if (this.opts.shouldFocusInput(this)) { - this.search.focus(); - } - this.opts.element.trigger($.Event("select2-open")); - }, - - // multi - close: function () { - if (!this.opened()) return; - this.parent.close.apply(this, arguments); - }, - - // multi - focus: function () { - this.close(); - this.search.focus(); - }, - - // multi - isFocused: function () { - return this.search.hasClass("select2-focused"); - }, - - // multi - updateSelection: function (data) { - var ids = {}, filtered = [], self = this; - - // filter out duplicates - $(data).each(function () { - if (!(self.id(this) in ids)) { - ids[self.id(this)] = 0; - filtered.push(this); - } - }); - - this.selection.find(".select2-search-choice").remove(); - this.addSelectedChoice(filtered); - self.postprocessResults(); - }, - - // multi - tokenize: function() { - var input = this.search.val(); - input = this.opts.tokenizer.call(this, input, this.data(), this.bind(this.onSelect), this.opts); - if (input != null && input != undefined) { - this.search.val(input); - if (input.length > 0) { - this.open(); - } - } - - }, - - // multi - onSelect: function (data, options) { - - if (!this.triggerSelect(data) || data.text === "") { return; } - - this.addSelectedChoice(data); - - this.opts.element.trigger({ type: "selected", val: this.id(data), choice: data }); - - // keep track of the search's value before it gets cleared - this.lastSearchTerm = this.search.val(); - - this.clearSearch(); - this.updateResults(); - - if (this.select || !this.opts.closeOnSelect) this.postprocessResults(data, false, this.opts.closeOnSelect===true); - - if (this.opts.closeOnSelect) { - this.close(); - this.search.width(10); - } else { - if (this.countSelectableResults()>0) { - this.search.width(10); - this.resizeSearch(); - if (this.getMaximumSelectionSize() > 0 && this.val().length >= this.getMaximumSelectionSize()) { - // if we reached max selection size repaint the results so choices - // are replaced with the max selection reached message - this.updateResults(true); - } else { - // initializes search's value with nextSearchTerm and update search result - if (this.prefillNextSearchTerm()) { - this.updateResults(); - } - } - this.positionDropdown(); - } else { - // if nothing left to select close - this.close(); - this.search.width(10); - } - } - - // since its not possible to select an element that has already been - // added we do not need to check if this is a new element before firing change - this.triggerChange({ added: data }); - - if (!options || !options.noFocus) - this.focusSearch(); - }, - - // multi - cancel: function () { - this.close(); - this.focusSearch(); - }, - - addSelectedChoice: function (data) { - var val = this.getVal(), self = this; - $(data).each(function () { - val.push(self.createChoice(this)); - }); - this.setVal(val); - }, - - createChoice: function (data) { - var enableChoice = !data.locked, - enabledItem = $( - "
  • " + - "
    " + - " " + - "
    • "), - disabledItem = $( - "
  • " + - "
    " + - "
    • "); - var choice = enableChoice ? enabledItem : disabledItem, - id = this.id(data), - formatted, - cssClass; - - formatted=this.opts.formatSelection(data, choice.find("div"), this.opts.escapeMarkup); - if (formatted != undefined) { - choice.find("div").replaceWith($("
    ").html(formatted)); - } - cssClass=this.opts.formatSelectionCssClass(data, choice.find("div")); - if (cssClass != undefined) { - choice.addClass(cssClass); - } - - if(enableChoice){ - choice.find(".select2-search-choice-close") - .on("mousedown", killEvent) - .on("click dblclick", this.bind(function (e) { - if (!this.isInterfaceEnabled()) return; - - this.unselect($(e.target)); - this.selection.find(".select2-search-choice-focus").removeClass("select2-search-choice-focus"); - killEvent(e); - this.close(); - this.focusSearch(); - })).on("focus", this.bind(function () { - if (!this.isInterfaceEnabled()) return; - this.container.addClass("select2-container-active"); - this.dropdown.addClass("select2-drop-active"); - })); - } - - choice.data("select2-data", data); - choice.insertBefore(this.searchContainer); - - return id; - }, - - // multi - unselect: function (selected) { - var val = this.getVal(), - data, - index; - selected = selected.closest(".select2-search-choice"); - - if (selected.length === 0) { - throw "Invalid argument: " + selected + ". Must be .select2-search-choice"; - } - - data = selected.data("select2-data"); - - if (!data) { - // prevent a race condition when the 'x' is clicked really fast repeatedly the event can be queued - // and invoked on an element already removed - return; - } - - var evt = $.Event("select2-removing"); - evt.val = this.id(data); - evt.choice = data; - this.opts.element.trigger(evt); - - if (evt.isDefaultPrevented()) { - return false; - } - - while((index = indexOf(this.id(data), val)) >= 0) { - val.splice(index, 1); - this.setVal(val); - if (this.select) this.postprocessResults(); - } - - selected.remove(); - - this.opts.element.trigger({ type: "select2-removed", val: this.id(data), choice: data }); - this.triggerChange({ removed: data }); - - return true; - }, - - // multi - postprocessResults: function (data, initial, noHighlightUpdate) { - var val = this.getVal(), - choices = this.results.find(".select2-result"), - compound = this.results.find(".select2-result-with-children"), - self = this; - - choices.each2(function (i, choice) { - var id = self.id(choice.data("select2-data")); - if (indexOf(id, val) >= 0) { - choice.addClass("select2-selected"); - // mark all children of the selected parent as selected - choice.find(".select2-result-selectable").addClass("select2-selected"); - } - }); - - compound.each2(function(i, choice) { - // hide an optgroup if it doesn't have any selectable children - if (!choice.is('.select2-result-selectable') - && choice.find(".select2-result-selectable:not(.select2-selected)").length === 0) { - choice.addClass("select2-selected"); - } - }); - - if (this.highlight() == -1 && noHighlightUpdate !== false && this.opts.closeOnSelect === true){ - self.highlight(0); - } - - //If all results are chosen render formatNoMatches - if(!this.opts.createSearchChoice && !choices.filter('.select2-result:not(.select2-selected)').length > 0){ - if(!data || data && !data.more && this.results.find(".select2-no-results").length === 0) { - if (checkFormatter(self.opts.formatNoMatches, "formatNoMatches")) { - this.results.append("
  • " + evaluate(self.opts.formatNoMatches, self.opts.element, self.search.val()) + "
    • "); - } - } - } - - }, - - // multi - getMaxSearchWidth: function() { - return this.selection.width() - getSideBorderPadding(this.search); - }, - - // multi - resizeSearch: function () { - var minimumWidth, left, maxWidth, containerLeft, searchWidth, - sideBorderPadding = getSideBorderPadding(this.search); - - minimumWidth = measureTextWidth(this.search) + 10; - - left = this.search.offset().left; - - maxWidth = this.selection.width(); - containerLeft = this.selection.offset().left; - - searchWidth = maxWidth - (left - containerLeft) - sideBorderPadding; - - if (searchWidth < minimumWidth) { - searchWidth = maxWidth - sideBorderPadding; - } - - if (searchWidth < 40) { - searchWidth = maxWidth - sideBorderPadding; - } - - if (searchWidth <= 0) { - searchWidth = minimumWidth; - } - - this.search.width(Math.floor(searchWidth)); - }, - - // multi - getVal: function () { - var val; - if (this.select) { - val = this.select.val(); - return val === null ? [] : val; - } else { - val = this.opts.element.val(); - return splitVal(val, this.opts.separator, this.opts.transformVal); - } - }, - - // multi - setVal: function (val) { - if (this.select) { - this.select.val(val); - } else { - var unique = [], valMap = {}; - // filter out duplicates - $(val).each(function () { - if (!(this in valMap)) { - unique.push(this); - valMap[this] = 0; - } - }); - this.opts.element.val(unique.length === 0 ? "" : unique.join(this.opts.separator)); - } - }, - - // multi - buildChangeDetails: function (old, current) { - var current = current.slice(0), - old = old.slice(0); - - // remove intersection from each array - for (var i = 0; i < current.length; i++) { - for (var j = 0; j < old.length; j++) { - if (equal(this.opts.id(current[i]), this.opts.id(old[j]))) { - current.splice(i, 1); - i--; - old.splice(j, 1); - break; - } - } - } - - return {added: current, removed: old}; - }, - - - // multi - val: function (val, triggerChange) { - var oldData, self=this; - - if (arguments.length === 0) { - return this.getVal(); - } - - oldData=this.data(); - if (!oldData.length) oldData=[]; - - // val is an id. !val is true for [undefined,null,'',0] - 0 is legal - if (!val && val !== 0) { - this.opts.element.val(""); - this.updateSelection([]); - this.clearSearch(); - if (triggerChange) { - this.triggerChange({added: this.data(), removed: oldData}); - } - return; - } - - // val is a list of ids - this.setVal(val); - - if (this.select) { - this.opts.initSelection(this.select, this.bind(this.updateSelection)); - if (triggerChange) { - this.triggerChange(this.buildChangeDetails(oldData, this.data())); - } - } else { - if (this.opts.initSelection === undefined) { - throw new Error("val() cannot be called if initSelection() is not defined"); - } - - this.opts.initSelection(this.opts.element, function(data){ - var ids=$.map(data, self.id); - self.setVal(ids); - self.updateSelection(data); - self.clearSearch(); - if (triggerChange) { - self.triggerChange(self.buildChangeDetails(oldData, self.data())); - } - }); - } - this.clearSearch(); - }, - - // multi - onSortStart: function() { - if (this.select) { - throw new Error("Sorting of elements is not supported when attached to instead."); - } - - // collapse search field into 0 width so its container can be collapsed as well - this.search.width(0); - // hide the container - this.searchContainer.hide(); - }, - - // multi - onSortEnd:function() { - - var val=[], self=this; - - // show search and move it to the end of the list - this.searchContainer.show(); - // make sure the search container is the last item in the list - this.searchContainer.appendTo(this.searchContainer.parent()); - // since we collapsed the width in dragStarted, we resize it here - this.resizeSearch(); - - // update selection - this.selection.find(".select2-search-choice").each(function() { - val.push(self.opts.id($(this).data("select2-data"))); - }); - this.setVal(val); - this.triggerChange(); - }, - - // multi - data: function(values, triggerChange) { - var self=this, ids, old; - if (arguments.length === 0) { - return this.selection - .children(".select2-search-choice") - .map(function() { return $(this).data("select2-data"); }) - .get(); - } else { - old = this.data(); - if (!values) { values = []; } - ids = $.map(values, function(e) { return self.opts.id(e); }); - this.setVal(ids); - this.updateSelection(values); - this.clearSearch(); - if (triggerChange) { - this.triggerChange(this.buildChangeDetails(old, this.data())); - } - } - } - }); - - $.fn.select2 = function () { - - var args = Array.prototype.slice.call(arguments, 0), - opts, - select2, - method, value, multiple, - allowedMethods = ["val", "destroy", "opened", "open", "close", "focus", "isFocused", "container", "dropdown", "onSortStart", "onSortEnd", "enable", "disable", "readonly", "positionDropdown", "data", "search"], - valueMethods = ["opened", "isFocused", "container", "dropdown"], - propertyMethods = ["val", "data"], - methodsMap = { search: "externalSearch" }; - - this.each(function () { - if (args.length === 0 || typeof(args[0]) === "object") { - opts = args.length === 0 ? {} : $.extend({}, args[0]); - opts.element = $(this); - - if (opts.element.get(0).tagName.toLowerCase() === "select") { - multiple = opts.element.prop("multiple"); - } else { - multiple = opts.multiple || false; - if ("tags" in opts) {opts.multiple = multiple = true;} - } - - select2 = multiple ? new window.Select2["class"].multi() : new window.Select2["class"].single(); - select2.init(opts); - } else if (typeof(args[0]) === "string") { - - if (indexOf(args[0], allowedMethods) < 0) { - throw "Unknown method: " + args[0]; - } - - value = undefined; - select2 = $(this).data("select2"); - if (select2 === undefined) return; - - method=args[0]; - - if (method === "container") { - value = select2.container; - } else if (method === "dropdown") { - value = select2.dropdown; - } else { - if (methodsMap[method]) method = methodsMap[method]; - - value = select2[method].apply(select2, args.slice(1)); - } - if (indexOf(args[0], valueMethods) >= 0 - || (indexOf(args[0], propertyMethods) >= 0 && args.length == 1)) { - return false; // abort the iteration, ready to return first matched value - } - } else { - throw "Invalid arguments to select2 plugin: " + args; - } - }); - return (value === undefined) ? this : value; - }; - - // plugin defaults, accessible to users - $.fn.select2.defaults = { - debug: false, - width: "copy", - loadMorePadding: 0, - closeOnSelect: true, - openOnEnter: true, - containerCss: {}, - dropdownCss: {}, - containerCssClass: "", - dropdownCssClass: "", - formatResult: function(result, container, query, escapeMarkup) { - var markup=[]; - markMatch(this.text(result), query.term, markup, escapeMarkup); - return markup.join(""); - }, - transformVal: function(val) { - return $.trim(val); - }, - formatSelection: function (data, container, escapeMarkup) { - return data ? escapeMarkup(this.text(data)) : undefined; - }, - sortResults: function (results, container, query) { - return results; - }, - formatResultCssClass: function(data) {return data.css;}, - formatSelectionCssClass: function(data, container) {return undefined;}, - minimumResultsForSearch: 0, - minimumInputLength: 0, - maximumInputLength: null, - maximumSelectionSize: 0, - id: function (e) { return e == undefined ? null : e.id; }, - text: function (e) { - if (e && this.data && this.data.text) { - if ($.isFunction(this.data.text)) { - return this.data.text(e); - } else { - return e[this.data.text]; - } - } else { - return e.text; - } - }, - matcher: function(term, text) { - return stripDiacritics(''+text).toUpperCase().indexOf(stripDiacritics(''+term).toUpperCase()) >= 0; - }, - separator: ",", - tokenSeparators: [], - tokenizer: defaultTokenizer, - escapeMarkup: defaultEscapeMarkup, - blurOnChange: false, - selectOnBlur: false, - adaptContainerCssClass: function(c) { return c; }, - adaptDropdownCssClass: function(c) { return null; }, - nextSearchTerm: function(selectedObject, currentSearchTerm) { return undefined; }, - searchInputPlaceholder: '', - createSearchChoicePosition: 'top', - shouldFocusInput: function (instance) { - // Attempt to detect touch devices - var supportsTouchEvents = (('ontouchstart' in window) || - (navigator.msMaxTouchPoints > 0)); - - // Only devices which support touch events should be special cased - if (!supportsTouchEvents) { - return true; - } - - // Never focus the input if search is disabled - if (instance.opts.minimumResultsForSearch < 0) { - return false; - } - - return true; - } - }; - - $.fn.select2.locales = []; - - $.fn.select2.locales['en'] = { - formatMatches: function (matches) { if (matches === 1) { return "One result is available, press enter to select it."; } return matches + " results are available, use up and down arrow keys to navigate."; }, - formatNoMatches: function () { return "No matches found"; }, - formatAjaxError: function (jqXHR, textStatus, errorThrown) { return "Loading failed"; }, - formatInputTooShort: function (input, min) { var n = min - input.length; return "Please enter " + n + " or more character" + (n == 1 ? "" : "s"); }, - formatInputTooLong: function (input, max) { var n = input.length - max; return "Please delete " + n + " character" + (n == 1 ? "" : "s"); }, - formatSelectionTooBig: function (limit) { return "You can only select " + limit + " item" + (limit == 1 ? "" : "s"); }, - formatLoadMore: function (pageNumber) { return "Loading more results…"; }, - formatSearching: function () { return "Searching…"; } - }; - - $.extend($.fn.select2.defaults, $.fn.select2.locales['en']); - - $.fn.select2.ajaxDefaults = { - transport: $.ajax, - params: { - type: "GET", - cache: false, - dataType: "json" - } - }; - - // exports - window.Select2 = { - query: { - ajax: ajax, - local: local, - tags: tags - }, util: { - debounce: debounce, - markMatch: markMatch, - escapeMarkup: defaultEscapeMarkup, - stripDiacritics: stripDiacritics - }, "class": { - "abstract": AbstractSelect2, - "single": SingleSelect2, - "multi": MultiSelect2 - } - }; - -}(jQuery));