--- a/src/ztfy/myams/resources/js/ext/jquery-select2-3.5.2.js Mon Jun 04 12:32:06 2018 +0200
+++ /dev/null Thu Jan 01 00:00:00 1970 +0000
@@ -1,3541 +0,0 @@
-/*
-Copyright 2012 Igor Vaynberg
-
-Version: 3.5.2 Timestamp: Sat Nov 1 14:43:36 EDT 2014
-
-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 = "<div class='select2-measure-scrollbar'></div>",
-
- DIACRITICS = {"\u24B6":"A","\uFF21":"A","\u00C0":"A","\u00C1":"A","\u00C2":"A","\u1EA6":"A","\u1EA4":"A","\u1EAA":"A","\u1EA8":"A","\u00C3":"A","\u0100":"A","\u0102":"A","\u1EB0":"A","\u1EAE":"A","\u1EB4":"A","\u1EB2":"A","\u0226":"A","\u01E0":"A","\u00C4":"A","\u01DE":"A","\u1EA2":"A","\u00C5":"A","\u01FA":"A","\u01CD":"A","\u0200":"A","\u0202":"A","\u1EA0":"A","\u1EAC":"A","\u1EB6":"A","\u1E00":"A","\u0104":"A","\u023A":"A","\u2C6F":"A","\uA732":"AA","\u00C6":"AE","\u01FC":"AE","\u01E2":"AE","\uA734":"AO","\uA736":"AU","\uA738":"AV","\uA73A":"AV","\uA73C":"AY","\u24B7":"B","\uFF22":"B","\u1E02":"B","\u1E04":"B","\u1E06":"B","\u0243":"B","\u0182":"B","\u0181":"B","\u24B8":"C","\uFF23":"C","\u0106":"C","\u0108":"C","\u010A":"C","\u010C":"C","\u00C7":"C","\u1E08":"C","\u0187":"C","\u023B":"C","\uA73E":"C","\u24B9":"D","\uFF24":"D","\u1E0A":"D","\u010E":"D","\u1E0C":"D","\u1E10":"D","\u1E12":"D","\u1E0E":"D","\u0110":"D","\u018B":"D","\u018A":"D","\u0189":"D","\uA779":"D","\u01F1":"DZ","\u01C4":"DZ","\u01F2":"Dz","\u01C5":"Dz","\u24BA":"E","\uFF25":"E","\u00C8":"E","\u00C9":"E","\u00CA":"E","\u1EC0":"E","\u1EBE":"E","\u1EC4":"E","\u1EC2":"E","\u1EBC":"E","\u0112":"E","\u1E14":"E","\u1E16":"E","\u0114":"E","\u0116":"E","\u00CB":"E","\u1EBA":"E","\u011A":"E","\u0204":"E","\u0206":"E","\u1EB8":"E","\u1EC6":"E","\u0228":"E","\u1E1C":"E","\u0118":"E","\u1E18":"E","\u1E1A":"E","\u0190":"E","\u018E":"E","\u24BB":"F","\uFF26":"F","\u1E1E":"F","\u0191":"F","\uA77B":"F","\u24BC":"G","\uFF27":"G","\u01F4":"G","\u011C":"G","\u1E20":"G","\u011E":"G","\u0120":"G","\u01E6":"G","\u0122":"G","\u01E4":"G","\u0193":"G","\uA7A0":"G","\uA77D":"G","\uA77E":"G","\u24BD":"H","\uFF28":"H","\u0124":"H","\u1E22":"H","\u1E26":"H","\u021E":"H","\u1E24":"H","\u1E28":"H","\u1E2A":"H","\u0126":"H","\u2C67":"H","\u2C75":"H","\uA78D":"H","\u24BE":"I","\uFF29":"I","\u00CC":"I","\u00CD":"I","\u00CE":"I","\u0128":"I","\u012A":"I","\u012C":"I","\u0130":"I","\u00CF":"I","\u1E2E":"I","\u1EC8":"I","\u01CF":"I","\u0208":"I","\u020A":"I","\u1ECA":"I","\u012E":"I","\u1E2C":"I","\u0197":"I","\u24BF":"J","\uFF2A":"J","\u0134":"J","\u0248":"J","\u24C0":"K","\uFF2B":"K","\u1E30":"K","\u01E8":"K","\u1E32":"K","\u0136":"K","\u1E34":"K","\u0198":"K","\u2C69":"K","\uA740":"K","\uA742":"K","\uA744":"K","\uA7A2":"K","\u24C1":"L","\uFF2C":"L","\u013F":"L","\u0139":"L","\u013D":"L","\u1E36":"L","\u1E38":"L","\u013B":"L","\u1E3C":"L","\u1E3A":"L","\u0141":"L","\u023D":"L","\u2C62":"L","\u2C60":"L","\uA748":"L","\uA746":"L","\uA780":"L","\u01C7":"LJ","\u01C8":"Lj","\u24C2":"M","\uFF2D":"M","\u1E3E":"M","\u1E40":"M","\u1E42":"M","\u2C6E":"M","\u019C":"M","\u24C3":"N","\uFF2E":"N","\u01F8":"N","\u0143":"N","\u00D1":"N","\u1E44":"N","\u0147":"N","\u1E46":"N","\u0145":"N","\u1E4A":"N","\u1E48":"N","\u0220":"N","\u019D":"N","\uA790":"N","\uA7A4":"N","\u01CA":"NJ","\u01CB":"Nj","\u24C4":"O","\uFF2F":"O","\u00D2":"O","\u00D3":"O","\u00D4":"O","\u1ED2":"O","\u1ED0":"O","\u1ED6":"O","\u1ED4":"O","\u00D5":"O","\u1E4C":"O","\u022C":"O","\u1E4E":"O","\u014C":"O","\u1E50":"O","\u1E52":"O","\u014E":"O","\u022E":"O","\u0230":"O","\u00D6":"O","\u022A":"O","\u1ECE":"O","\u0150":"O","\u01D1":"O","\u020C":"O","\u020E":"O","\u01A0":"O","\u1EDC":"O","\u1EDA":"O","\u1EE0":"O","\u1EDE":"O","\u1EE2":"O","\u1ECC":"O","\u1ED8":"O","\u01EA":"O","\u01EC":"O","\u00D8":"O","\u01FE":"O","\u0186":"O","\u019F":"O","\uA74A":"O","\uA74C":"O","\u01A2":"OI","\uA74E":"OO","\u0222":"OU","\u24C5":"P","\uFF30":"P","\u1E54":"P","\u1E56":"P","\u01A4":"P","\u2C63":"P","\uA750":"P","\uA752":"P","\uA754":"P","\u24C6":"Q","\uFF31":"Q","\uA756":"Q","\uA758":"Q","\u024A":"Q","\u24C7":"R","\uFF32":"R","\u0154":"R","\u1E58":"R","\u0158":"R","\u0210":"R","\u0212":"R","\u1E5A":"R","\u1E5C":"R","\u0156":"R","\u1E5E":"R","\u024C":"R","\u2C64":"R","\uA75A":"R","\uA7A6":"R","\uA782":"R","\u24C8":"S","\uFF33":"S","\u1E9E":"S","\u015A":"S","\u1E64":"S","\u015C":"S","\u1E60":"S","\u0160":"S","\u1E66":"S","\u1E62":"S","\u1E68":"S","\u0218":"S","\u015E":"S","\u2C7E":"S","\uA7A8":"S","\uA784":"S","\u24C9":"T","\uFF34":"T","\u1E6A":"T","\u0164":"T","\u1E6C":"T","\u021A":"T","\u0162":"T","\u1E70":"T","\u1E6E":"T","\u0166":"T","\u01AC":"T","\u01AE":"T","\u023E":"T","\uA786":"T","\uA728":"TZ","\u24CA":"U","\uFF35":"U","\u00D9":"U","\u00DA":"U","\u00DB":"U","\u0168":"U","\u1E78":"U","\u016A":"U","\u1E7A":"U","\u016C":"U","\u00DC":"U","\u01DB":"U","\u01D7":"U","\u01D5":"U","\u01D9":"U","\u1EE6":"U","\u016E":"U","\u0170":"U","\u01D3":"U","\u0214":"U","\u0216":"U","\u01AF":"U","\u1EEA":"U","\u1EE8":"U","\u1EEE":"U","\u1EEC":"U","\u1EF0":"U","\u1EE4":"U","\u1E72":"U","\u0172":"U","\u1E76":"U","\u1E74":"U","\u0244":"U","\u24CB":"V","\uFF36":"V","\u1E7C":"V","\u1E7E":"V","\u01B2":"V","\uA75E":"V","\u0245":"V","\uA760":"VY","\u24CC":"W","\uFF37":"W","\u1E80":"W","\u1E82":"W","\u0174":"W","\u1E86":"W","\u1E84":"W","\u1E88":"W","\u2C72":"W","\u24CD":"X","\uFF38":"X","\u1E8A":"X","\u1E8C":"X","\u24CE":"Y","\uFF39":"Y","\u1EF2":"Y","\u00DD":"Y","\u0176":"Y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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("<span class='select2-match'>");
- markup.push(escapeMarkup(text.substring(match, match + tl)));
- markup.push("</span>");
- 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 = $("<span>", {
- role: "status",
- "aria-live": "polite"
- })
- .addClass("select2-hidden-accessible")
- .appendTo(document.body);
- }
-
- this.containerId="s2id_"+(opts.element.attr("id") || "autogen"+nextUid());
- this.containerEventName= this.containerId
- .replace(/([.])/g, '_')
- .replace(/([;&,\-\.\+\*\~':"\!\^#$%@\[\]\(\)=>\|])/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 ($(e.target).closest(".select2-result-selectable").length > 0) {
- this.highlightUnderEvent(e);
- this.selectHighlighted(e);
- }
- }));
-
- // trap all mouse events from leaving the dropdown. sometimes there may be a modal that is listening
- // for mouse events outside of itself so it can close itself. since the dropdown is now outside the select2's
- // dom it will trigger the popup close, which is not what we want
- // focusin can cause focus wars between modals and select2 since the dropdown is outside the modal.
- this.dropdown.on("click mouseup mousedown touchstart touchend focusin", function (e) { e.stopPropagation(); });
-
- this.nextSearchTerm = undefined;
-
- if ($.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
- .show()
- .removeData("select2")
- .off(".select2")
- .prop("autofocus", this.autofocus || false);
- if (this.elementTabIndex) {
- element.attr({tabindex: this.elementTabIndex});
- } else {
- element.removeAttr("tabindex");
- }
- element.show();
- }
-
- 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 <select> element.");
- }
- });
- }
-
- opts = $.extend({}, {
- populateResults: function(container, results, query) {
- var populate, id=this.opts.id, liveRegion=this.liveRegion;
-
- populate=function(results, container, depth) {
-
- var i, l, result, selectable, disabled, compound, node, label, innerContainer, formatted;
-
- results = opts.sortResults(results, container, query);
-
- // collect the created nodes for bulk append
- var nodes = [];
- for (i = 0, l = results.length; i < l; i = i + 1) {
-
- result=results[i];
-
- disabled = (result.disabled === true);
- selectable = (!disabled) && (id(result) !== undefined);
-
- compound=result.children && result.children.length > 0;
-
- node=$("<li></li>");
- node.addClass("select2-results-dept-"+depth);
- node.addClass("select2-result");
- node.addClass(selectable ? "select2-result-selectable" : "select2-result-unselectable");
- if (disabled) { node.addClass("select2-disabled"); }
- if (compound) { node.addClass("select2-result-with-children"); }
- node.addClass(self.opts.formatResultCssClass(result));
- node.attr("role", "presentation");
-
- label=$(document.createElement("div"));
- label.addClass("select2-result-label");
- label.attr("id", "select2-result-label-" + nextUid());
- label.attr("role", "option");
-
- formatted=opts.formatResult(result, label, query, self.opts.escapeMarkup);
- if (formatted!==undefined) {
- label.html(formatted);
- node.append(label);
- }
-
-
- if (compound) {
-
- innerContainer=$("<ul></ul>");
- innerContainer.addClass("select2-result-sub");
- populate(result.children, innerContainer, depth+1);
- node.append(innerContainer);
- }
-
- node.data("select2-data", result);
- nodes.push(node[0]);
- }
-
- // bulk append the created nodes
- container.append(nodes);
- liveRegion.text(opts.formatMatches(results.length));
- };
-
- populate(results, container, 0);
- }
- }, $.fn.select2.defaults, opts);
-
- if (typeof(opts.id) !== "function") {
- idKey = opts.id;
- opts.id = function (e) { return e[idKey]; };
- }
-
- if ($.isArray(opts.element.data("select2Tags"))) {
- if ("tags" in opts) {
- throw "tags specified as both an attribute 'data-select2-tags' and in options of Select2 " + opts.element.attr("id");
- }
- opts.tags=opts.element.data("select2Tags");
- }
-
- if (select) {
- opts.query = this.bind(function (query) {
- var data = { results: [], more: false },
- term = query.term,
- children, placeholderOption, process;
-
- process=function(element, collection) {
- var group;
- if (element.is("option")) {
- if (query.matcher(term, element.text(), element)) {
- collection.push(self.optionToData(element));
- }
- } else if (element.is("optgroup")) {
- group=self.optionToData(element);
- element.children().each2(function(i, elm) { process(elm, group.children); });
- if (group.children.length>0) {
- collection.push(group);
- }
- }
- };
-
- children=element.children();
-
- // ignore the placeholder option if there is one
- if (this.getPlaceholder() !== undefined && children.length > 0) {
- placeholderOption = this.getPlaceholderOption();
- if (placeholderOption) {
- children=children.not(placeholderOption);
- }
- }
-
- children.each2(function(i, elm) { process(elm, data.results); });
-
- query.callback(data);
- });
- // this is needed because inside val() we construct choices from options and their id is hardcoded
- opts.id=function(e) { return e.id; };
- } else {
- if (!("query" in opts)) {
-
- if ("ajax" in opts) {
- ajaxUrl = opts.element.data("ajax-url");
- if (ajaxUrl && ajaxUrl.length > 0) {
- opts.ajax.url = ajaxUrl;
- }
- opts.query = ajax.call(opts.element, opts.ajax);
- } else if ("data" in opts) {
- opts.query = local(opts.data);
- } else if ("tags" in opts) {
- opts.query = tags(opts.tags);
- if (opts.createSearchChoice === undefined) {
- opts.createSearchChoice = function (term) { return {id: $.trim(term), text: $.trim(term)}; };
- }
- if (opts.initSelection === undefined) {
- opts.initSelection = function (element, callback) {
- var data = [];
- $(splitVal(element.val(), opts.separator, opts.transformVal)).each(function () {
- var obj = { id: this, text: this },
- tags = opts.tags;
- if ($.isFunction(tags)) tags=tags();
- $(tags).each(function() { if (equal(this.id, obj.id)) { obj = this; return false; } });
- data.push(obj);
- });
-
- callback(data);
- };
- }
- }
- }
- }
- if (typeof(opts.query) !== "function") {
- throw "query function not defined for Select2 " + opts.element.attr("id");
- }
-
- if (opts.createSearchChoicePosition === 'top') {
- opts.createSearchChoicePosition = function(list, item) { list.unshift(item); };
- }
- else if (opts.createSearchChoicePosition === 'bottom') {
- opts.createSearchChoicePosition = function(list, item) { list.push(item); };
- }
- else if (typeof(opts.createSearchChoicePosition) !== "function") {
- throw "invalid createSearchChoicePosition option must be 'top', 'bottom' or a custom function";
- }
-
- return opts;
- },
-
- /**
- * Monitor the original element for changes and update select2 accordingly
- */
- // abstract
- monitorSource: function () {
- var el = this.opts.element, observer, self = this;
-
- el.on("change.select2", this.bind(function (e) {
- if (this.opts.element.data("select2-change-triggered") !== true) {
- this.initSelection();
- }
- }));
-
- this._sync = this.bind(function () {
-
- // sync enabled state
- var disabled = el.prop("disabled");
- if (disabled === undefined) disabled = false;
- this.enable(!disabled);
-
- var readonly = el.prop("readonly");
- if (readonly === undefined) readonly = false;
- this.readonly(readonly);
-
- if (this.container) {
- syncCssClasses(this.container, this.opts.element, this.opts.adaptContainerCssClass);
- this.container.addClass(evaluate(this.opts.containerCssClass, this.opts.element));
- }
-
- if (this.dropdown) {
- syncCssClasses(this.dropdown, this.opts.element, this.opts.adaptDropdownCssClass);
- this.dropdown.addClass(evaluate(this.opts.dropdownCssClass, this.opts.element));
- }
-
- });
-
- // IE8-10 (IE9/10 won't fire propertyChange via attachEventListener)
- if (el.length && el[0].attachEvent) {
- el.each(function() {
- this.attachEvent("onpropertychange", self._sync);
- });
- }
-
- // safari, chrome, firefox, IE11
- observer = window.MutationObserver || window.WebKitMutationObserver|| window.MozMutationObserver;
- if (observer !== undefined) {
- if (this.propertyObserver) { delete this.propertyObserver; this.propertyObserver = null; }
- this.propertyObserver = new observer(function (mutations) {
- $.each(mutations, self._sync);
- });
- this.propertyObserver.observe(el.get(0), { attributes:true, subtree:false });
- }
- },
-
- // abstract
- triggerSelect: function(data) {
- var evt = $.Event("select2-selecting", { val: this.id(data), object: data, choice: data });
- this.opts.element.trigger(evt);
- return !evt.isDefaultPrevented();
- },
-
- /**
- * Triggers the change event on the source element
- */
- // abstract
- triggerChange: function (details) {
-
- details = details || {};
- details= $.extend({}, details, { type: "change", val: this.val() });
- // prevents recursive triggering
- this.opts.element.data("select2-change-triggered", true);
- this.opts.element.trigger(details);
- this.opts.element.data("select2-change-triggered", false);
-
- // some validation frameworks ignore the change event and listen instead to keyup, click for selects
- // so here we trigger the click event manually
- this.opts.element.click();
-
- // ValidationEngine ignores the change event and listens instead to blur
- // so here we trigger the blur event manually if so desired
- if (this.opts.blurOnChange)
- this.opts.element.blur();
- },
-
- //abstract
- isInterfaceEnabled: function()
- {
- return this.enabledInterface === true;
- },
-
- // abstract
- enableInterface: function() {
- var enabled = this._enabled && !this._readonly,
- disabled = !enabled;
-
- if (enabled === this.enabledInterface) return false;
-
- this.container.toggleClass("select2-container-disabled", disabled);
- this.close();
- this.enabledInterface = enabled;
-
- return true;
- },
-
- // abstract
- enable: function(enabled) {
- if (enabled === undefined) enabled = true;
- if (this._enabled === enabled) return;
- this._enabled = enabled;
-
- this.opts.element.prop("disabled", !enabled);
- this.enableInterface();
- },
-
- // abstract
- disable: function() {
- this.enable(false);
- },
-
- // abstract
- readonly: function(enabled) {
- if (enabled === undefined) enabled = false;
- if (this._readonly === enabled) return;
- this._readonly = enabled;
-
- this.opts.element.prop("readonly", enabled);
- this.enableInterface();
- },
-
- // abstract
- opened: function () {
- return (this.container) ? this.container.hasClass("select2-dropdown-open") : false;
- },
-
- // abstract
- positionDropdown: function() {
- var $dropdown = this.dropdown,
- container = this.container,
- offset = container.offset(),
- height = container.outerHeight(false),
- width = container.outerWidth(false),
- dropHeight = $dropdown.outerHeight(false),
- $window = $(window),
- windowWidth = $window.width(),
- windowHeight = $window.height(),
- viewPortRight = $window.scrollLeft() + windowWidth,
- viewportBottom = $window.scrollTop() + windowHeight,
- dropTop = offset.top + height,
- dropLeft = offset.left,
- enoughRoomBelow = dropTop + dropHeight <= viewportBottom,
- enoughRoomAbove = (offset.top - dropHeight) >= $window.scrollTop(),
- dropWidth = $dropdown.outerWidth(false),
- enoughRoomOnRight = function() {
- return dropLeft + dropWidth <= viewPortRight;
- },
- enoughRoomOnLeft = function() {
- return offset.left + viewPortRight + container.outerWidth(false) > dropWidth;
- },
- aboveNow = $dropdown.hasClass("select2-drop-above"),
- bodyOffset,
- above,
- changeDirection,
- css,
- resultsListNode;
-
- // always prefer the current above/below alignment, unless there is not enough room
- if (aboveNow) {
- above = true;
- if (!enoughRoomAbove && enoughRoomBelow) {
- changeDirection = true;
- above = false;
- }
- } else {
- above = false;
- if (!enoughRoomBelow && enoughRoomAbove) {
- changeDirection = true;
- above = true;
- }
- }
-
- //if we are changing direction we need to get positions when dropdown is hidden;
- if (changeDirection) {
- $dropdown.hide();
- offset = this.container.offset();
- height = this.container.outerHeight(false);
- width = this.container.outerWidth(false);
- dropHeight = $dropdown.outerHeight(false);
- viewPortRight = $window.scrollLeft() + windowWidth;
- viewportBottom = $window.scrollTop() + windowHeight;
- dropTop = offset.top + height;
- dropLeft = offset.left;
- dropWidth = $dropdown.outerWidth(false);
- $dropdown.show();
-
- // fix so the cursor does not move to the left within the search-textbox in IE
- this.focusSearch();
- }
-
- if (this.opts.dropdownAutoWidth) {
- resultsListNode = $('.select2-results', $dropdown)[0];
- $dropdown.addClass('select2-drop-auto-width');
- $dropdown.css('width', '');
- // Add scrollbar width to dropdown if vertical scrollbar is present
- dropWidth = $dropdown.outerWidth(false) + (resultsListNode.scrollHeight === resultsListNode.clientHeight ? 0 : scrollBarDimensions.width);
- dropWidth > width ? width = dropWidth : dropWidth = width;
- dropHeight = $dropdown.outerHeight(false);
- }
- else {
- this.container.removeClass('select2-drop-auto-width');
- }
-
- //console.log("below/ droptop:", dropTop, "dropHeight", dropHeight, "sum", (dropTop+dropHeight)+" viewport bottom", viewportBottom, "enough?", enoughRoomBelow);
- //console.log("above/ offset.top", offset.top, "dropHeight", dropHeight, "top", (offset.top-dropHeight), "scrollTop", this.body.scrollTop(), "enough?", enoughRoomAbove);
-
- // fix positioning when body has an offset and is not position: static
- if (this.body.css('position') !== 'static') {
- bodyOffset = this.body.offset();
- dropTop -= bodyOffset.top;
- dropLeft -= bodyOffset.left;
- }
-
- if (!enoughRoomOnRight() && enoughRoomOnLeft()) {
- dropLeft = offset.left + this.container.outerWidth(false) - dropWidth;
- }
-
- css = {
- left: dropLeft,
- width: width
- };
-
- if (above) {
- css.top = offset.top - dropHeight;
- css.bottom = 'auto';
- this.container.addClass("select2-drop-above");
- $dropdown.addClass("select2-drop-above");
- }
- else {
- css.top = dropTop;
- css.bottom = 'auto';
- this.container.removeClass("select2-drop-above");
- $dropdown.removeClass("select2-drop-above");
- }
- css = $.extend(css, evaluate(this.opts.dropdownCss, this.opts.element));
-
- $dropdown.css(css);
- },
-
- // abstract
- shouldOpen: function() {
- var event;
-
- if (this.opened()) return false;
-
- if (this._enabled === false || this._readonly === true) return false;
-
- event = $.Event("select2-opening");
- this.opts.element.trigger(event);
- return !event.isDefaultPrevented();
- },
-
- // abstract
- clearDropdownAlignmentPreference: function() {
- // clear the classes used to figure out the preference of where the dropdown should be opened
- this.container.removeClass("select2-drop-above");
- this.dropdown.removeClass("select2-drop-above");
- },
-
- /**
- * Opens the dropdown
- *
- * @return {Boolean} whether or not dropdown was opened. This method will return false if, for example,
- * the dropdown is already open, or if the 'open' event listener on the element called preventDefault().
- */
- // abstract
- open: function () {
-
- if (!this.shouldOpen()) return false;
-
- this.opening();
-
- // Only bind the document mousemove when the dropdown is visible
- $document.on("mousemove.select2Event", function (e) {
- lastMousePosition.x = e.pageX;
- lastMousePosition.y = e.pageY;
- });
-
- return true;
- },
-
- /**
- * Performs the opening of the dropdown
- */
- // abstract
- opening: function() {
- var cid = this.containerEventName,
- scroll = "scroll." + cid,
- resize = "resize."+cid,
- orient = "orientationchange."+cid,
- mask;
-
- this.container.addClass("select2-dropdown-open").addClass("select2-container-active");
-
- this.clearDropdownAlignmentPreference();
-
- if(this.dropdown[0] !== this.body.children().last()[0]) {
- this.dropdown.detach().appendTo(this.body);
- }
-
- // create the dropdown mask if doesn't already exist
- mask = $("#select2-drop-mask");
- if (mask.length === 0) {
- mask = $(document.createElement("div"));
- mask.attr("id","select2-drop-mask").attr("class","select2-drop-mask");
- mask.hide();
- mask.appendTo(this.body);
- mask.on("mousedown touchstart click", function (e) {
- // Prevent IE from generating a click event on the body
- reinsertElement(mask);
-
- var dropdown = $("#select2-drop"), self;
- if (dropdown.length > 0) {
- self=dropdown.data("select2");
- if (self.opts.selectOnBlur) {
- self.selectHighlighted({noFocus: true});
- }
- self.close();
- e.preventDefault();
- e.stopPropagation();
- }
- });
- }
-
- // ensure the mask is always right before the dropdown
- if (this.dropdown.prev()[0] !== mask[0]) {
- this.dropdown.before(mask);
- }
-
- // move the global id to the correct dropdown
- $("#select2-drop").removeAttr("id");
- this.dropdown.attr("id", "select2-drop");
-
- // show the elements
- mask.show();
-
- this.positionDropdown();
- this.dropdown.show();
- this.positionDropdown();
-
- this.dropdown.addClass("select2-drop-active");
-
- // attach listeners to events that can change the position of the container and thus require
- // the position of the dropdown to be updated as well so it does not come unglued from the container
- var that = this;
- this.container.parents().add(window).each(function () {
- $(this).on(resize+" "+scroll+" "+orient, function (e) {
- if (that.opened()) that.positionDropdown();
- });
- });
-
-
- },
-
- // abstract
- close: function () {
- if (!this.opened()) return;
-
- var cid = this.containerEventName,
- scroll = "scroll." + cid,
- resize = "resize."+cid,
- orient = "orientationchange."+cid;
-
- // unbind event listeners
- this.container.parents().add(window).each(function () { $(this).off(scroll).off(resize).off(orient); });
-
- this.clearDropdownAlignmentPreference();
-
- $("#select2-drop-mask").hide();
- this.dropdown.removeAttr("id"); // only the active dropdown has the select2-drop id
- this.dropdown.hide();
- this.container.removeClass("select2-dropdown-open").removeClass("select2-container-active");
- this.results.empty();
-
- // Now that the dropdown is closed, unbind the global document mousemove event
- $document.off("mousemove.select2Event");
-
- this.clearSearch();
- this.search.removeClass("select2-active");
- this.opts.element.trigger($.Event("select2-close"));
- },
-
- /**
- * Opens control, sets input value, and updates results.
- */
- // abstract
- externalSearch: function (term) {
- this.open();
- this.search.val(term);
- this.updateResults(false);
- },
-
- // abstract
- clearSearch: function () {
-
- },
-
- //abstract
- getMaximumSelectionSize: function() {
- return evaluate(this.opts.maximumSelectionSize, this.opts.element);
- },
-
- // abstract
- ensureHighlightVisible: function () {
- var results = this.results, children, index, child, hb, rb, y, more, topOffset;
-
- index = this.highlight();
-
- if (index < 0) return;
-
- if (index == 0) {
-
- // if the first element is highlighted scroll all the way to the top,
- // that way any unselectable headers above it will also be scrolled
- // into view
-
- results.scrollTop(0);
- return;
- }
-
- children = this.findHighlightableChoices().find('.select2-result-label');
-
- child = $(children[index]);
-
- topOffset = (child.offset() || {}).top || 0;
-
- hb = topOffset + child.outerHeight(true);
-
- // if this is the last child lets also make sure select2-more-results is visible
- if (index === children.length - 1) {
- more = results.find("li.select2-more-results");
- if (more.length > 0) {
- hb = more.offset().top + more.outerHeight(true);
- }
- }
-
- rb = results.offset().top + results.outerHeight(false);
- if (hb > rb) {
- results.scrollTop(results.scrollTop() + (hb - rb));
- }
- y = topOffset - results.offset().top;
-
- // make sure the top of the element is visible
- if (y < 0 && child.css('display') != 'none' ) {
- results.scrollTop(results.scrollTop() + y); // y is negative
- }
- },
-
- // abstract
- findHighlightableChoices: function() {
- return this.results.find(".select2-result-selectable:not(.select2-disabled):not(.select2-selected)");
- },
-
- // abstract
- moveHighlight: function (delta) {
- var choices = this.findHighlightableChoices(),
- index = this.highlight();
-
- while (index > -1 && index < choices.length) {
- index += delta;
- var choice = $(choices[index]);
- if (choice.hasClass("select2-result-selectable") && !choice.hasClass("select2-disabled") && !choice.hasClass("select2-selected")) {
- this.highlight(index);
- break;
- }
- }
- },
-
- // abstract
- highlight: function (index) {
- var choices = this.findHighlightableChoices(),
- choice,
- data;
-
- if (arguments.length === 0) {
- return indexOf(choices.filter(".select2-highlighted")[0], choices.get());
- }
-
- if (index >= choices.length) index = choices.length - 1;
- if (index < 0) index = 0;
-
- this.removeHighlight();
-
- choice = $(choices[index]);
- choice.addClass("select2-highlighted");
-
- // ensure assistive technology can determine the active choice
- this.search.attr("aria-activedescendant", choice.find(".select2-result-label").attr("id"));
-
- this.ensureHighlightVisible();
-
- this.liveRegion.text(choice.text());
-
- data = choice.data("select2-data");
- if (data) {
- this.opts.element.trigger({ type: "select2-highlight", val: this.id(data), choice: data });
- }
- },
-
- removeHighlight: function() {
- this.results.find(".select2-highlighted").removeClass("select2-highlighted");
- },
-
- touchMoved: function() {
- this._touchMoved = true;
- },
-
- clearTouchMoved: function() {
- this._touchMoved = false;
- },
-
- // abstract
- countSelectableResults: function() {
- return this.findHighlightableChoices().length;
- },
-
- // abstract
- highlightUnderEvent: function (event) {
- var el = $(event.target).closest(".select2-result-selectable");
- if (el.length > 0 && !el.is(".select2-highlighted")) {
- var choices = this.findHighlightableChoices();
- this.highlight(choices.index(el));
- } else if (el.length == 0) {
- // if we are over an unselectable item remove all highlights
- this.removeHighlight();
- }
- },
-
- // abstract
- loadMoreIfNeeded: function () {
- var results = this.results,
- more = results.find("li.select2-more-results"),
- below, // pixels the element is below the scroll fold, below==0 is when the element is starting to be visible
- page = this.resultsPage + 1,
- self=this,
- term=this.search.val(),
- context=this.context;
-
- if (more.length === 0) return;
- below = more.offset().top - results.offset().top - results.height();
-
- if (below <= this.opts.loadMorePadding) {
- more.addClass("select2-active");
- this.opts.query({
- element: this.opts.element,
- term: term,
- page: page,
- context: context,
- matcher: this.opts.matcher,
- callback: this.bind(function (data) {
-
- // ignore a response if the select2 has been closed before it was received
- if (!self.opened()) return;
-
-
- self.opts.populateResults.call(this, results, data.results, {term: term, page: page, context:context});
- self.postprocessResults(data, false, false);
-
- if (data.more===true) {
- more.detach().appendTo(results).html(self.opts.escapeMarkup(evaluate(self.opts.formatLoadMore, self.opts.element, page+1)));
- window.setTimeout(function() { self.loadMoreIfNeeded(); }, 10);
- } else {
- more.remove();
- }
- self.positionDropdown();
- self.resultsPage = page;
- self.context = data.context;
- this.opts.element.trigger({ type: "select2-loaded", items: data });
- })});
- }
- },
-
- /**
- * Default tokenizer function which does nothing
- */
- tokenize: function() {
-
- },
-
- /**
- * @param initial whether or not this is the call to this method right after the dropdown has been opened
- */
- // abstract
- updateResults: function (initial) {
- var search = this.search,
- results = this.results,
- opts = this.opts,
- data,
- self = this,
- input,
- term = search.val(),
- lastTerm = $.data(this.container, "select2-last-term"),
- // sequence number used to drop out-of-order responses
- queryNumber;
-
- // prevent duplicate queries against the same term
- if (initial !== true && lastTerm && equal(term, lastTerm)) return;
-
- $.data(this.container, "select2-last-term", term);
-
- // if the search is currently hidden we do not alter the results
- if (initial !== true && (this.showSearchInput === false || !this.opened())) {
- return;
- }
-
- function postRender() {
- search.removeClass("select2-active");
- self.positionDropdown();
- if (results.find('.select2-no-results,.select2-selection-limit,.select2-searching').length) {
- self.liveRegion.text(results.text());
- }
- else {
- self.liveRegion.text(self.opts.formatMatches(results.find('.select2-result-selectable:not(".select2-selected")').length));
- }
- }
-
- function render(html) {
- results.html(html);
- postRender();
- }
-
- queryNumber = ++this.queryCount;
-
- var maxSelSize = this.getMaximumSelectionSize();
- if (maxSelSize >=1) {
- data = this.data();
- if ($.isArray(data) && data.length >= maxSelSize && checkFormatter(opts.formatSelectionTooBig, "formatSelectionTooBig")) {
- render("<li class='select2-selection-limit'>" + evaluate(opts.formatSelectionTooBig, opts.element, maxSelSize) + "</li>");
- return;
- }
- }
-
- if (search.val().length < opts.minimumInputLength) {
- if (checkFormatter(opts.formatInputTooShort, "formatInputTooShort")) {
- render("<li class='select2-no-results'>" + evaluate(opts.formatInputTooShort, opts.element, search.val(), opts.minimumInputLength) + "</li>");
- } else {
- render("");
- }
- if (initial && this.showSearch) this.showSearch(true);
- return;
- }
-
- if (opts.maximumInputLength && search.val().length > opts.maximumInputLength) {
- if (checkFormatter(opts.formatInputTooLong, "formatInputTooLong")) {
- render("<li class='select2-no-results'>" + evaluate(opts.formatInputTooLong, opts.element, search.val(), opts.maximumInputLength) + "</li>");
- } else {
- render("");
- }
- return;
- }
-
- if (opts.formatSearching && this.findHighlightableChoices().length === 0) {
- render("<li class='select2-searching'>" + evaluate(opts.formatSearching, opts.element) + "</li>");
- }
-
- search.addClass("select2-active");
-
- this.removeHighlight();
-
- // give the tokenizer a chance to pre-process the input
- input = this.tokenize();
- if (input != undefined && input != null) {
- search.val(input);
- }
-
- this.resultsPage = 1;
-
- opts.query({
- element: opts.element,
- term: search.val(),
- page: this.resultsPage,
- context: null,
- matcher: opts.matcher,
- callback: this.bind(function (data) {
- var def; // default choice
-
- // ignore old responses
- if (queryNumber != this.queryCount) {
- return;
- }
-
- // ignore a response if the select2 has been closed before it was received
- if (!this.opened()) {
- this.search.removeClass("select2-active");
- return;
- }
-
- // handle ajax error
- if(data.hasError !== undefined && checkFormatter(opts.formatAjaxError, "formatAjaxError")) {
- render("<li class='select2-ajax-error'>" + evaluate(opts.formatAjaxError, opts.element, data.jqXHR, data.textStatus, data.errorThrown) + "</li>");
- return;
- }
-
- // save context, if any
- this.context = (data.context===undefined) ? null : data.context;
- // create a default choice and prepend it to the list
- if (this.opts.createSearchChoice && search.val() !== "") {
- def = this.opts.createSearchChoice.call(self, search.val(), data.results);
- if (def !== undefined && def !== null && self.id(def) !== undefined && self.id(def) !== null) {
- if ($(data.results).filter(
- function () {
- return equal(self.id(this), self.id(def));
- }).length === 0) {
- this.opts.createSearchChoicePosition(data.results, def);
- }
- }
- }
-
- if (data.results.length === 0 && checkFormatter(opts.formatNoMatches, "formatNoMatches")) {
- render("<li class='select2-no-results'>" + evaluate(opts.formatNoMatches, opts.element, search.val()) + "</li>");
- return;
- }
-
- results.empty();
- self.opts.populateResults.call(this, results, data.results, {term: search.val(), page: this.resultsPage, context:null});
-
- if (data.more === true && checkFormatter(opts.formatLoadMore, "formatLoadMore")) {
- results.append("<li class='select2-more-results'>" + opts.escapeMarkup(evaluate(opts.formatLoadMore, opts.element, this.resultsPage)) + "</li>");
- window.setTimeout(function() { self.loadMoreIfNeeded(); }, 10);
- }
-
- this.postprocessResults(data, initial);
-
- postRender();
-
- this.opts.element.trigger({ type: "select2-loaded", items: data });
- })});
- },
-
- // abstract
- cancel: function () {
- this.close();
- },
-
- // abstract
- blur: function () {
- // if selectOnBlur == true, select the currently highlighted option
- if (this.opts.selectOnBlur)
- this.selectHighlighted({noFocus: true});
-
- this.close();
- this.container.removeClass("select2-container-active");
- // synonymous to .is(':focus'), which is available in jquery >= 1.6
- if (this.search[0] === document.activeElement) { this.search.blur(); }
- this.clearSearch();
- this.selection.find(".select2-search-choice-focus").removeClass("select2-search-choice-focus");
- },
-
- // abstract
- focusSearch: function () {
- focus(this.search);
- },
-
- // abstract
- selectHighlighted: function (options) {
- if (this._touchMoved) {
- this.clearTouchMoved();
- return;
- }
- var index=this.highlight(),
- highlighted=this.results.find(".select2-highlighted"),
- data = highlighted.closest('.select2-result').data("select2-data");
-
- if (data) {
- this.highlight(index);
- this.onSelect(data, options);
- } else if (options && options.noFocus) {
- this.close();
- }
- },
-
- // abstract
- getPlaceholder: function () {
- var placeholderOption;
- return this.opts.element.attr("placeholder") ||
- this.opts.element.attr("data-placeholder") || // jquery 1.4 compat
- this.opts.element.data("placeholder") ||
- this.opts.placeholder ||
- ((placeholderOption = this.getPlaceholderOption()) !== undefined ? placeholderOption.text() : undefined);
- },
-
- // abstract
- getPlaceholderOption: function() {
- if (this.select) {
- var firstOption = this.select.children('option').first();
- if (this.opts.placeholderOption !== undefined ) {
- //Determine the placeholder option based on the specified placeholderOption setting
- return (this.opts.placeholderOption === "first" && firstOption) ||
- (typeof this.opts.placeholderOption === "function" && this.opts.placeholderOption(this.select));
- } else if ($.trim(firstOption.text()) === "" && firstOption.val() === "") {
- //No explicit placeholder option specified, use the first if it's blank
- return firstOption;
- }
- }
- },
-
- /**
- * Get the desired width for the container element. This is
- * derived first from option `width` passed to select2, then
- * the inline 'style' on the original element, and finally
- * falls back to the jQuery calculated element width.
- */
- // abstract
- initContainerWidth: function () {
- function resolveContainerWidth() {
- var style, attrs, matches, i, l, attr;
-
- if (this.opts.width === "off") {
- return null;
- } else if (this.opts.width === "element"){
- return this.opts.element.outerWidth(false) === 0 ? 'auto' : this.opts.element.outerWidth(false) + 'px';
- } else if (this.opts.width === "copy" || this.opts.width === "resolve") {
- // check if there is inline style on the element that contains width
- style = this.opts.element.attr('style');
- if (style !== undefined) {
- attrs = style.split(';');
- for (i = 0, l = attrs.length; i < l; i = i + 1) {
- attr = attrs[i].replace(/\s/g, '');
- matches = attr.match(/^width:(([-+]?([0-9]*\.)?[0-9]+)(px|em|ex|%|in|cm|mm|pt|pc))/i);
- if (matches !== null && matches.length >= 1)
- return matches[1];
- }
- }
-
- if (this.opts.width === "resolve") {
- // next check if css('width') can resolve a width that is percent based, this is sometimes possible
- // when attached to input type=hidden or elements hidden via css
- style = this.opts.element.css('width');
- if (style.indexOf("%") > 0) return style;
-
- // finally, fallback on the calculated width of the element
- return (this.opts.element.outerWidth(false) === 0 ? 'auto' : this.opts.element.outerWidth(false) + 'px');
- }
-
- return null;
- } else if ($.isFunction(this.opts.width)) {
- return this.opts.width();
- } else {
- return this.opts.width;
- }
- };
-
- var width = resolveContainerWidth.call(this);
- if (width !== null) {
- this.container.css("width", width);
- }
- }
- });
-
- SingleSelect2 = clazz(AbstractSelect2, {
-
- // single
-
- createContainer: function () {
- var container = $(document.createElement("div")).attr({
- "class": "select2-container"
- }).html([
- "<a href='javascript:void(0)' class='select2-choice' tabindex='-1'>",
- " <span class='select2-chosen'> </span><abbr class='select2-search-choice-close'></abbr>",
- " <span class='select2-arrow' role='presentation'><b role='presentation'></b></span>",
- "</a>",
- "<label for='' class='select2-offscreen'></label>",
- "<input class='select2-focusser select2-offscreen' type='text' aria-haspopup='true' role='button' />",
- "<div class='select2-drop select2-display-none'>",
- " <div class='select2-search'>",
- " <label for='' class='select2-offscreen'></label>",
- " <input type='text' autocomplete='off' autocorrect='off' autocapitalize='off' spellcheck='false' class='select2-input' role='combobox' aria-expanded='true'",
- " aria-autocomplete='list' />",
- " </div>",
- " <ul class='select2-results' role='listbox'>",
- " </ul>",
- "</div>"].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);
- }
- }
-
- // initializes search's value with nextSearchTerm (if defined by user)
- // ignore nextSearchTerm if the dropdown is opened by the user pressing a letter
- if(this.search.val() === "") {
- if(this.nextSearchTerm != undefined){
- this.search.val(this.nextSearchTerm);
- this.search.select();
- }
- }
-
- 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 = $("label[for='" + this.opts.element.attr("id") + "']");
- this.opts.element.focus(this.bind(function () { this.focus(); }));
-
- this.focusser.prev()
- .text(elementLabel.text())
- .attr('for', this.focusser.attr('id'));
-
- // Ensure the original element retains an accessible name
- var originalTitle = this.opts.element.attr("title");
- this.opts.element.attr("title", (originalTitle || elementLabel.text()));
-
- this.focusser.attr("tabindex", this.elementTabIndex);
-
- // write label for search field using the label from the focusser element
- this.search.attr("id", this.focusser.attr('id') + '_search');
-
- this.search.prev()
- .text($("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.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.nextSearchTerm = self.opts.nextSearchTerm(selected, 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.nextSearchTerm = this.opts.nextSearchTerm(data, 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.select) {
- this.select
- .val(val)
- .find("option").filter(function() { return this.selected }).each2(function (i, elm) {
- data = self.optionToData(elm);
- return false;
- });
- this.updateSelection(data);
- this.setPlaceholder();
- if (triggerChange) {
- this.triggerChange({added: data, removed:oldData});
- }
- } else {
- // val is an id. !val is true for [undefined,null,'',0] - 0 is legal
- if (!val && val !== 0) {
- this.clear(triggerChange);
- return;
- }
- if (this.opts.initSelection === undefined) {
- throw new Error("cannot call val() if initSelection() is not defined");
- }
- this.opts.element.val(val);
- this.opts.initSelection(this.opts.element, function(data){
- self.opts.element.val(!data ? "" : self.id(data));
- self.updateSelection(data);
- self.setPlaceholder();
- if (triggerChange) {
- self.triggerChange({added: data, removed:oldData});
- }
- });
- }
- },
-
- // single
- clearSearch: function () {
- this.search.val("");
- this.focusser.val("");
- },
-
- // single
- data: function(value) {
- var data,
- triggerChange = false;
-
- if (arguments.length === 0) {
- data = this.selection.data("select2-data");
- if (data == undefined) data = null;
- return data;
- } else {
- if (arguments.length > 1) {
- triggerChange = arguments[1];
- }
- if (!value) {
- this.clear(triggerChange);
- } else {
- data = this.data();
- this.opts.element.val(!value ? "" : this.id(value));
- this.updateSelection(value);
- if (triggerChange) {
- this.triggerChange({added: value, removed:data});
- }
- }
- }
- }
- });
-
- MultiSelect2 = clazz(AbstractSelect2, {
-
- // multi
- createContainer: function () {
- var container = $(document.createElement("div")).attr({
- "class": "select2-container select2-container-multi"
- }).html([
- "<ul class='select2-choices'>",
- " <li class='select2-search-field'>",
- " <label for='' class='select2-offscreen'></label>",
- " <input type='text' autocomplete='off' autocorrect='off' autocapitalize='off' spellcheck='false' class='select2-input'>",
- " </li>",
- "</ul>",
- "<div class='select2-drop select2-drop-multi select2-display-none'>",
- " <ul class='select2-results'>",
- " </ul>",
- "</div>"].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.focus(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();
-
- // initializes search's value with nextSearchTerm (if defined by user)
- // ignore nextSearchTerm if the dropdown is opened by the user pressing a letter
- if(this.search.val() === "") {
- if(this.nextSearchTerm != undefined){
- this.search.val(this.nextSearchTerm);
- this.search.select();
- }
- }
-
- 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 (indexOf(self.id(this), ids) < 0) {
- ids.push(self.id(this));
- filtered.push(this);
- }
- });
- data = filtered;
-
- this.selection.find(".select2-search-choice").remove();
- $(data).each(function () {
- self.addSelectedChoice(this);
- });
- 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.nextSearchTerm = this.opts.nextSearchTerm(data, 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.nextSearchTerm != undefined){
- this.search.val(this.nextSearchTerm);
- this.updateResults();
- this.search.select();
- }
- }
- 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 enableChoice = !data.locked,
- enabledItem = $(
- "<li class='select2-search-choice'>" +
- " <div></div>" +
- " <a href='#' class='select2-search-choice-close' tabindex='-1'></a>" +
- "</li>"),
- disabledItem = $(
- "<li class='select2-search-choice select2-locked'>" +
- "<div></div>" +
- "</li>");
- var choice = enableChoice ? enabledItem : disabledItem,
- id = this.id(data),
- val = this.getVal(),
- formatted,
- cssClass;
-
- formatted=this.opts.formatSelection(data, choice.find("div"), this.opts.escapeMarkup);
- if (formatted != undefined) {
- choice.find("div").replaceWith($("<div></div>").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);
-
- val.push(id);
- this.setVal(val);
- },
-
- // 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("<li class='select2-no-results'>" + evaluate(self.opts.formatNoMatches, self.opts.element, self.search.val()) + "</li>");
- }
- }
- }
-
- },
-
- // 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) {
- var unique;
- if (this.select) {
- this.select.val(val);
- } else {
- unique = [];
- // filter out duplicates
- $(val).each(function () {
- if (indexOf(this, unique) < 0) unique.push(this);
- });
- this.opts.element.val(unique.length === 0 ? "" : unique.join(this.opts.separator));
- }
- },
-
- // multi
- buildChangeDetails: function (old, current) {
- var current = current.slice(0),
- old = old.slice(0);
-
- // remove intersection from each array
- for (var i = 0; i < current.length; i++) {
- for (var j = 0; j < old.length; j++) {
- if (equal(this.opts.id(current[i]), this.opts.id(old[j]))) {
- current.splice(i, 1);
- if(i>0){
- i--;
- }
- old.splice(j, 1);
- j--;
- }
- }
- }
-
- return {added: current, removed: old};
- },
-
-
- // multi
- val: function (val, triggerChange) {
- var oldData, self=this;
-
- if (arguments.length === 0) {
- return this.getVal();
- }
-
- oldData=this.data();
- if (!oldData.length) oldData=[];
-
- // val is an id. !val is true for [undefined,null,'',0] - 0 is legal
- if (!val && val !== 0) {
- this.opts.element.val("");
- this.updateSelection([]);
- this.clearSearch();
- if (triggerChange) {
- this.triggerChange({added: this.data(), removed: oldData});
- }
- return;
- }
-
- // val is a list of ids
- this.setVal(val);
-
- if (this.select) {
- this.opts.initSelection(this.select, this.bind(this.updateSelection));
- if (triggerChange) {
- this.triggerChange(this.buildChangeDetails(oldData, this.data()));
- }
- } else {
- if (this.opts.initSelection === undefined) {
- throw new Error("val() cannot be called if initSelection() is not defined");
- }
-
- this.opts.initSelection(this.opts.element, function(data){
- var ids=$.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 <select>. Attach to <input type='hidden'/> 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 = {
- 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));