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@@ -1,1156 +1,1156 @@
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-/*
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- Licensed to the Apache Software Foundation (ASF) under one
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- or more contributor license agreements. See the NOTICE file
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- distributed with this work for additional information
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- regarding copyright ownership. The ASF licenses this file
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- to you under the Apache License, Version 2.0 (the
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- "License"); you may not use this file except in compliance
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- with the License. You may obtain a copy of the License at
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-
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- http://www.apache.org/licenses/LICENSE-2.0
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-
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- Unless required by applicable law or agreed to in writing,
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- software distributed under the License is distributed on an
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- "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
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- KIND, either express or implied. See the License for the
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- specific language governing permissions and limitations
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- under the License.
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- */
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-(function ($) {
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- "use strict";
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- /*global document, window, jQuery, console */
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-
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- var KEY = {
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- TAB: 9,
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- ENTER: 13,
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- ESC: 27,
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- SPACE: 32,
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- LEFT: 37,
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- UP: 38,
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- RIGHT: 39,
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- DOWN: 40,
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- SHIFT: 16,
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- CTRL: 17,
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- ALT: 18,
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- PAGE_UP: 33,
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- PAGE_DOWN: 34,
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- HOME: 36,
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- END: 35,
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- BACKSPACE: 8,
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- DELETE: 46,
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- isArrow: function (k) {
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- k = k.which ? k.which : k;
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- switch (k) {
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- case KEY.LEFT:
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- case KEY.RIGHT:
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- case KEY.UP:
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- case KEY.DOWN:
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- return true;
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- }
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- return false;
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- },
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- isControl: function (k) {
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- k = k.which ? k.which : k;
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- switch (k) {
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- case KEY.SHIFT:
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- case KEY.CTRL:
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- case KEY.ALT:
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- return true;
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- }
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- return false;
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- },
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- isFunctionKey: function (k) {
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- k = k.which ? k.which : k;
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- return k >= 112 && k <= 123;
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- }
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- };
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-
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- function indexOf(value, array) {
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- var i = 0, l = array.length, v;
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-
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- if (value.constructor === String) {
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- for (; i < l; i++) if (value.localeCompare(array[i]) === 0) return i;
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- } else {
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- for (; i < l; i++) {
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- v = array[i];
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- if (v.constructor === String) {
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- if (v.localeCompare(value) === 0) return i;
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- } else {
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- if (v === value) return i;
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- }
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- }
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- }
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- return -1;
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- }
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-
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- function getSideBorderPadding(element) {
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- return element.outerWidth() - element.width();
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- }
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-
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- function installKeyUpChangeEvent(element) {
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- element.on("keydown", function () {
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- element.data("keyup-change-value", element.val());
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- });
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- element.on("keyup", function () {
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- if (element.val() !== element.data("keyup-change-value")) {
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- element.trigger("keyup-change");
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- }
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- });
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- }
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-
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- /**
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- * filters mouse events so an event is fired only if the mouse moved.
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- *
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- * filters out mouse events that occur when mouse is stationary but
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- * the elements under the pointer are scrolled.
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- */
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- $(document).on("mousemove", function (e) {
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- $(this).data("select2-lastpos", {x: e.pageX, y: e.pageY});
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- });
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- function installFilteredMouseMove(element) {
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- var doc = $(document);
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- element.on("mousemove", function (e) {
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- var lastpos = doc.data("select2-lastpos");
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-
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- if (lastpos === undefined || lastpos.x !== e.pageX || lastpos.y !== e.pageY) {
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- $(e.target).trigger("mousemove-filtered", e);
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- }
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- });
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- }
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-
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- function debounce(threshold, fn) {
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- var timeout;
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- return function () {
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- window.clearTimeout(timeout);
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- timeout = window.setTimeout(fn, threshold);
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- };
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- }
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-
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- function installDebouncedScroll(threshold, element) {
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- var notify = debounce(threshold, function (e) { element.trigger("scroll-debounced", e);});
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- element.on("scroll", function (e) {
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- if (indexOf(e.target, element.get()) >= 0) notify(e);
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- });
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- }
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-
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- function killEvent(event) {
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- event.preventDefault();
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- event.stopPropagation();
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- }
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-
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- function measureTextWidth(e) {
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- var sizer, width;
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- sizer = $("<div></div>").css({
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- position: "absolute",
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- left: "-1000px",
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- top: "-1000px",
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- display: "none",
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- fontSize: e.css("fontSize"),
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- fontFamily: e.css("fontFamily"),
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- fontStyle: e.css("fontStyle"),
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- fontWeight: e.css("fontWeight"),
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- letterSpacing: e.css("letterSpacing"),
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- textTransform: e.css("textTransform"),
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- whiteSpace: "nowrap"
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- });
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- sizer.text(e.val());
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- $("body").append(sizer);
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- width = sizer.width();
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- sizer.remove();
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- return width;
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- }
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-
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- /**
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- * blurs any Select2 container that has focus when an element outside them was clicked or received focus
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- */
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- $(document).ready(function () {
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- $(document).on("mousedown focusin", function (e) {
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- var target = $(e.target).closest("div.select2-container").get(0);
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- $(document).find("div.select2-container-active").each(function () {
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- if (this !== target) $(this).data("select2").blur();
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- });
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- });
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- });
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-
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- /**
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- *
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- * @param opts
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- */
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- function AbstractSelect2() {
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- }
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-
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- AbstractSelect2.prototype.bind = function (func) {
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- var self = this;
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- return function () {
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- func.apply(self, arguments);
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- };
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- };
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-
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- AbstractSelect2.prototype.init = function (opts) {
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- var results, search;
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-
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- // prepare options
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- this.opts = this.prepareOpts(opts);
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-
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- this.container = this.createContainer();
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-
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- if (opts.element.attr("class") !== undefined) {
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- this.container.addClass(opts.element.attr("class"));
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- }
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-
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- // swap container for the element
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-
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- this.opts.element.data("select2", this)
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- .hide()
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- .after(this.container);
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- this.container.data("select2", this);
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-
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- this.dropdown = this.container.find(".select2-drop");
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- this.results = results = this.container.find(".select2-results");
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- this.search = search = this.container.find("input[type=text]");
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- // initialize the container
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-
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- this.resultsPage = 0;
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-
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- this.initContainer();
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-
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- installFilteredMouseMove(this.results);
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- results.on("mousemove-filtered", this.bind(this.highlightUnderEvent));
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-
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- installDebouncedScroll(80, this.results);
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- results.on("scroll-debounced", this.bind(this.loadMoreIfNeeded));
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-
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- // if jquery.mousewheel plugin is installed we can prevent out-of-bounds scrolling of results via mousewheel
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- if ($.fn.mousewheel) {
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- results.mousewheel(function (e, delta, deltaX, deltaY) {
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- var top = results.scrollTop(), height;
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- if (deltaY > 0 && top - deltaY <= 0) {
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- results.scrollTop(0);
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- killEvent(e);
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- } else if (deltaY < 0 && results.get(0).scrollHeight - results.scrollTop() + deltaY <= results.height()) {
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- results.scrollTop(results.get(0).scrollHeight - results.height());
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- killEvent(e);
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- }
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- });
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- }
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-
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- installKeyUpChangeEvent(search);
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- search.on("keyup-change", this.bind(this.updateResults));
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-
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- results.on("click", this.bind(function (e) {
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- if ($(e.target).closest(".select2-result:not(.select2-disabled)").length > 0) {
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- this.highlightUnderEvent(e);
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- this.selectHighlighted(e);
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- } else {
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- killEvent(e);
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- this.focusSearch();
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- }
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- }));
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- };
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-
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- AbstractSelect2.prototype.prepareOpts = function (opts) {
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- var element, select;
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-
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- opts = $.extend({}, {
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- formatResult: function (data) { return data.text; },
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- formatSelection: function (data) { return data.text; },
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- formatNoMatches: function () { return "No matches found"; },
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- formatInputTooShort: function (input, min) { return "Please enter " + (min - input.length) + " more characters"; },
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- minimumResultsForSearch: 0
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- }, opts);
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-
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- element = opts.element;
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-
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- if (element.get(0).tagName.toLowerCase() === "select") {
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- this.select = select = opts.element;
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- }
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-
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- // TODO add missing validation logic
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- if (select) {
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- /*$.each(["multiple", "ajax", "query", "minimumInputLength"], function () {
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- if (this in opts) {
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- throw "Option '" + this + "' is not allowed for Select2 when attached to a select element";
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- }
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- });*/
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- this.opts = opts = $.extend({}, {
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- miniumInputLength: 0
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- }, opts);
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- } else {
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- this.opts = opts = $.extend({}, {
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- miniumInputLength: 0
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- }, opts);
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- }
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-
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- if (select) {
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- opts.query = this.bind(function (query) {
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- var data = {results: [], more: false},
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- term = query.term.toUpperCase(),
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- placeholder = this.getPlaceholder();
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- element.find("option").each(function (i) {
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- var e = $(this),
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- text = e.text();
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-
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- if (i === 0 && placeholder !== undefined && text === "") return true;
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-
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- if (text.toUpperCase().indexOf(term) >= 0) {
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- data.results.push({id: e.attr("value"), text: text});
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- }
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- });
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- query.callback(data);
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- });
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- } else {
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- if (!("query" in opts)) {
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- if ("ajax" in opts) {
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- opts.query = (function () {
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- var timeout, // current scheduled but not yet executed request
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- requestSequence = 0, // sequence used to drop out-of-order responses
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- quietMillis = opts.ajax.quietMillis || 100;
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-
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- return function (query) {
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- window.clearTimeout(timeout);
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- timeout = window.setTimeout(function () {
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- requestSequence += 1; // increment the sequence
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- var requestNumber = requestSequence, // this request's sequence number
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- options = opts.ajax, // ajax parameters
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- data = options.data; // ajax data function
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-
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- data = data.call(this, query.term, query.page);
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-
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- $.ajax({
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- url: options.url,
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- dataType: options.dataType,
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- data: data
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- }).success(
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- function (data) {
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- if (requestNumber < requestSequence) {
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- return;
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- }
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- query.callback(options.results(data, query.page));
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- }
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- );
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- }, quietMillis);
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- };
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- }());
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- } else if ("data" in opts) {
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- opts.query = (function () {
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- var data = opts.data, // data elements
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- text = function (item) { return item.text; }; // function used to retrieve the text portion of a data item that is matched against the search
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-
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- if (!$.isArray(data)) {
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- text = data.text;
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- // if text is not a function we assume it to be a key name
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- if (!$.isFunction(text)) text = function (item) { return item[data.text]; };
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- data = data.results;
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- }
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-
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- return function (query) {
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- var t = query.term.toUpperCase(), filtered = {};
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- if (t === "") {
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- query.callback({results: data});
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- return;
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- }
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- filtered.result = $(data)
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- .filter(function () {return text(this).toUpperCase().indexOf(t) >= 0;})
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- .get();
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- query.callback(filtered);
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- };
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- }());
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- }
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- }
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- }
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- if (typeof(opts.query) !== "function") {
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- throw "query function not defined for Select2 " + opts.element.attr("id");
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- }
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-
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- return opts;
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- };
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-
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- AbstractSelect2.prototype.opened = function () {
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- return this.container.hasClass("select2-dropdown-open");
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- };
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-
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- AbstractSelect2.prototype.alignDropdown = function () {
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- this.dropdown.css({
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- top: this.container.height(),
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- width: this.container.outerWidth() - getSideBorderPadding(this.dropdown)
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- });
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- };
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-
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- AbstractSelect2.prototype.open = function () {
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- var width;
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-
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- if (this.opened()) return;
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-
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- this.container.addClass("select2-dropdown-open").addClass("select2-container-active");
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-
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- this.updateResults(true);
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- this.alignDropdown();
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- this.dropdown.show();
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- this.focusSearch();
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- };
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-
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- AbstractSelect2.prototype.close = function () {
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- if (!this.opened()) return;
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-
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- this.dropdown.hide();
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- this.container.removeClass("select2-dropdown-open");
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- this.results.empty();
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- this.clearSearch();
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- };
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-
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- AbstractSelect2.prototype.clearSearch = function () {
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-
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- };
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-
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- AbstractSelect2.prototype.ensureHighlightVisible = function () {
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- var results = this.results, children, index, child, hb, rb, y, more;
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-
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- children = results.children(".select2-result");
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- index = this.highlight();
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-
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- if (index < 0) return;
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-
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- child = $(children[index]);
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-
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- hb = child.offset().top + child.outerHeight();
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-
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- // if this is the last child lets also make sure select2-more-results is visible
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- if (index === children.length - 1) {
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- more = results.find("li.select2-more-results");
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- if (more.length > 0) {
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- hb = more.offset().top + more.outerHeight();
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- }
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- }
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-
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- rb = results.offset().top + results.outerHeight();
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- if (hb > rb) {
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- results.scrollTop(results.scrollTop() + (hb - rb));
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- }
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- y = child.offset().top - results.offset().top;
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-
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- // make sure the top of the element is visible
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- if (y < 0) {
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- results.scrollTop(results.scrollTop() + y); // y is negative
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|
- }
|
|
|
- };
|
|
|
-
|
|
|
- AbstractSelect2.prototype.moveHighlight = function (delta) {
|
|
|
- var choices = this.results.children(".select2-result"),
|
|
|
- index = this.highlight();
|
|
|
-
|
|
|
- while (index > -1 && index < choices.length) {
|
|
|
- index += delta;
|
|
|
- if (!$(choices[index]).hasClass("select2-disabled")) {
|
|
|
- this.highlight(index);
|
|
|
- break;
|
|
|
- }
|
|
|
- }
|
|
|
- };
|
|
|
-
|
|
|
- AbstractSelect2.prototype.highlight = function (index) {
|
|
|
- var choices = this.results.children(".select2-result");
|
|
|
-
|
|
|
- if (arguments.length === 0) {
|
|
|
- return indexOf(choices.filter(".select2-highlighted")[0], choices.get());
|
|
|
- }
|
|
|
-
|
|
|
- choices.removeClass("select2-highlighted");
|
|
|
-
|
|
|
- if (index >= choices.length) index = choices.length - 1;
|
|
|
- if (index < 0) index = 0;
|
|
|
-
|
|
|
- $(choices[index]).addClass("select2-highlighted");
|
|
|
- this.ensureHighlightVisible();
|
|
|
-
|
|
|
- if (this.opened()) this.focusSearch();
|
|
|
- };
|
|
|
-
|
|
|
- AbstractSelect2.prototype.highlightUnderEvent = function (event) {
|
|
|
- var el = $(event.target).closest(".select2-result");
|
|
|
- if (el.length > 0) {
|
|
|
- this.highlight(el.index());
|
|
|
- }
|
|
|
- };
|
|
|
-
|
|
|
- AbstractSelect2.prototype.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
|
|
|
- offset = -1, // index of first element without data
|
|
|
- page = this.resultsPage + 1;
|
|
|
-
|
|
|
- if (more.length === 0) return;
|
|
|
-
|
|
|
- below = more.offset().top - results.offset().top - results.height();
|
|
|
-
|
|
|
- if (below <= 0) {
|
|
|
- more.addClass("select2-active");
|
|
|
- this.opts.query({term: this.search.val(), page: page, callback: this.bind(function (data) {
|
|
|
- var parts = [], self = this;
|
|
|
- $(data.results).each(function () {
|
|
|
- parts.push("<li class='select2-result'>");
|
|
|
- parts.push(self.opts.formatResult(this));
|
|
|
- parts.push("</li>");
|
|
|
- });
|
|
|
- more.before(parts.join(""));
|
|
|
- results.find(".select2-result").each(function (i) {
|
|
|
- var e = $(this);
|
|
|
- if (e.data("select2-data") !== undefined) {
|
|
|
- offset = i;
|
|
|
- } else {
|
|
|
- e.data("select2-data", data.results[i - offset - 1]);
|
|
|
- }
|
|
|
- });
|
|
|
- if (data.more) {
|
|
|
- more.removeClass("select2-active");
|
|
|
- } else {
|
|
|
- more.remove();
|
|
|
- }
|
|
|
- this.resultsPage = page;
|
|
|
- })});
|
|
|
- }
|
|
|
- };
|
|
|
-
|
|
|
- /**
|
|
|
- * @param initial whether or not this is the call to this method right after the dropdown has been opened
|
|
|
- */
|
|
|
- AbstractSelect2.prototype.updateResults = function (initial) {
|
|
|
- var search = this.search, results = this.results, opts = this.opts;
|
|
|
-
|
|
|
- search.addClass("select2-active");
|
|
|
-
|
|
|
- function render(html) {
|
|
|
- results.html(html);
|
|
|
- results.scrollTop(0);
|
|
|
- search.removeClass("select2-active");
|
|
|
- }
|
|
|
-
|
|
|
- if (search.val().length < opts.minimumInputLength) {
|
|
|
- render("<li class='select2-no-results'>" + opts.formatInputTooShort(search.val(), opts.minimumInputLength) + "</li>");
|
|
|
- return;
|
|
|
- }
|
|
|
-
|
|
|
- this.resultsPage = 1;
|
|
|
- opts.query({term: search.val(), page: this.resultsPage, callback: this.bind(function (data) {
|
|
|
- var parts = []; // html parts
|
|
|
-
|
|
|
- if (data.results.length === 0) {
|
|
|
- render("<li class='select2-no-results'>" + opts.formatNoMatches(search.val()) + "</li>");
|
|
|
- return;
|
|
|
- }
|
|
|
-
|
|
|
- $(data.results).each(function () {
|
|
|
- parts.push("<li class='select2-result'>");
|
|
|
- parts.push(opts.formatResult(this));
|
|
|
- parts.push("</li>");
|
|
|
- });
|
|
|
-
|
|
|
- if (data.more === true) {
|
|
|
- parts.push("<li class='select2-more-results'>Loading more results...</li>");
|
|
|
- }
|
|
|
-
|
|
|
- render(parts.join(""));
|
|
|
- results.children(".select2-result").each(function (i) {
|
|
|
- var d = data.results[i];
|
|
|
- $(this).data("select2-data", d);
|
|
|
- });
|
|
|
- this.postprocessResults(data, initial);
|
|
|
- })});
|
|
|
- };
|
|
|
-
|
|
|
- AbstractSelect2.prototype.cancel = function () {
|
|
|
- this.close();
|
|
|
- };
|
|
|
-
|
|
|
- AbstractSelect2.prototype.blur = function () {
|
|
|
- /* we do this in a timeout so that current event processing can complete before this code is executed.
|
|
|
- this allows tab index to be preserved even if this code blurs the textfield */
|
|
|
- window.setTimeout(this.bind(function () {
|
|
|
- this.close();
|
|
|
- this.container.removeClass("select2-container-active");
|
|
|
- this.clearSearch();
|
|
|
- this.selection.find(".select2-search-choice-focus").removeClass("select2-search-choice-focus");
|
|
|
- this.search.blur();
|
|
|
- }), 10);
|
|
|
- };
|
|
|
-
|
|
|
- AbstractSelect2.prototype.focusSearch = function () {
|
|
|
- /* we do this in a timeout so that current event processing can complete before this code is executed.
|
|
|
- this makes sure the search field is focussed even if the current event would blur it */
|
|
|
- window.setTimeout(this.bind(function () {
|
|
|
- this.search.focus();
|
|
|
- }), 10);
|
|
|
- };
|
|
|
-
|
|
|
- AbstractSelect2.prototype.selectHighlighted = function () {
|
|
|
- var data = this.results.find(".select2-highlighted:not(.select2-disabled)").data("select2-data");
|
|
|
- if (data) {
|
|
|
- this.onSelect(data);
|
|
|
- }
|
|
|
- };
|
|
|
-
|
|
|
- AbstractSelect2.prototype.getPlaceholder = function () {
|
|
|
- var placeholder = this.opts.element.data("placeholder");
|
|
|
- if (placeholder !== undefined) return placeholder;
|
|
|
- return this.opts.placeholder;
|
|
|
- };
|
|
|
-
|
|
|
- function SingleSelect2() {
|
|
|
- }
|
|
|
-
|
|
|
- SingleSelect2.prototype = new AbstractSelect2();
|
|
|
- SingleSelect2.prototype.constructor = SingleSelect2;
|
|
|
- SingleSelect2.prototype.parent = AbstractSelect2.prototype;
|
|
|
-
|
|
|
- SingleSelect2.prototype.createContainer = function () {
|
|
|
- return $("<div></div>", {
|
|
|
- "class": "select2-container",
|
|
|
- "style": "width: " + this.opts.element.outerWidth() + "px"
|
|
|
- }).html([
|
|
|
- " <a href='javascript:void(0)' class='select2-choice'>",
|
|
|
- " <span></span><abbr class='select2-search-choice-close' style='display:none;'></abbr>",
|
|
|
- " <div><b></b></div>" ,
|
|
|
- "</a>",
|
|
|
- " <div class='select2-drop' style='display:none;'>" ,
|
|
|
- " <div class='select2-search'>" ,
|
|
|
- " <input type='text' autocomplete='off'/>" ,
|
|
|
- " </div>" ,
|
|
|
- " <ul class='select2-results'>" ,
|
|
|
- " </ul>" ,
|
|
|
- "</div>"].join(""));
|
|
|
- };
|
|
|
-
|
|
|
- SingleSelect2.prototype.open = function () {
|
|
|
-
|
|
|
- var width;
|
|
|
-
|
|
|
- if (this.opened()) return;
|
|
|
-
|
|
|
- this.parent.open.apply(this, arguments);
|
|
|
-
|
|
|
- // size the search field
|
|
|
-
|
|
|
- width = this.dropdown.width();
|
|
|
- width -= getSideBorderPadding(this.container.find(".select2-search"));
|
|
|
- width -= getSideBorderPadding(this.search);
|
|
|
- this.search.css({width: width});
|
|
|
- };
|
|
|
-
|
|
|
- SingleSelect2.prototype.close = function () {
|
|
|
- if (!this.opened()) return;
|
|
|
- this.parent.close.apply(this, arguments);
|
|
|
- };
|
|
|
-
|
|
|
- SingleSelect2.prototype.cancel = function () {
|
|
|
- this.parent.cancel.apply(this, arguments);
|
|
|
- this.selection.focus();
|
|
|
- };
|
|
|
-
|
|
|
- SingleSelect2.prototype.initContainer = function () {
|
|
|
-
|
|
|
- var selection, container = this.container, clickingInside = false,
|
|
|
- selected;
|
|
|
-
|
|
|
- this.selection = selection = container.find(".select2-choice");
|
|
|
-
|
|
|
- this.search.on("keydown", this.bind(function (e) {
|
|
|
- switch (e.which) {
|
|
|
- case KEY.UP:
|
|
|
- case KEY.DOWN:
|
|
|
- this.moveHighlight((e.which === KEY.UP) ? -1 : 1);
|
|
|
- killEvent(e);
|
|
|
- return;
|
|
|
- case KEY.TAB:
|
|
|
- case KEY.ENTER:
|
|
|
- this.selectHighlighted();
|
|
|
- killEvent(e);
|
|
|
- return;
|
|
|
- case KEY.ESC:
|
|
|
- this.cancel(e);
|
|
|
- e.preventDefault();
|
|
|
- return;
|
|
|
- }
|
|
|
- }));
|
|
|
-
|
|
|
- selection.on("click", this.bind(function (e) {
|
|
|
- clickingInside = true;
|
|
|
-
|
|
|
- if (this.opened()) {
|
|
|
- this.close();
|
|
|
- selection.focus();
|
|
|
- } else {
|
|
|
- this.open();
|
|
|
- }
|
|
|
- e.preventDefault();
|
|
|
-
|
|
|
- clickingInside = false;
|
|
|
- }));
|
|
|
- selection.on("keydown", this.bind(function (e) {
|
|
|
- if (e.which === KEY.TAB || KEY.isControl(e) || KEY.isFunctionKey(e) || e.which === KEY.ESC) {
|
|
|
- return;
|
|
|
- }
|
|
|
- this.open();
|
|
|
- if (e.which === KEY.PAGE_UP || e.which === KEY.PAGE_DOWN || e.which === KEY.SPACE) {
|
|
|
- // prevent the page from scrolling
|
|
|
- killEvent(e);
|
|
|
- }
|
|
|
- if (e.which === KEY.ENTER) {
|
|
|
- // do not propagate the event otherwise we open, and propagate enter which closes
|
|
|
- killEvent(e);
|
|
|
- }
|
|
|
- }));
|
|
|
- selection.on("focus", function () { container.addClass("select2-container-active"); });
|
|
|
- selection.on("blur", this.bind(function () {
|
|
|
- if (clickingInside) return;
|
|
|
- if (!this.opened()) this.blur();
|
|
|
- }));
|
|
|
-
|
|
|
- selection.find("abbr")
|
|
|
- .on("click", this.bind(function (e) {
|
|
|
- this.val("");
|
|
|
- killEvent(e);
|
|
|
- this.close();
|
|
|
- }
|
|
|
- ));
|
|
|
-
|
|
|
- if (this.select) {
|
|
|
- selected = this.select.find(":selected");
|
|
|
- this.updateSelection({id: selected.attr("value"), text: selected.text()});
|
|
|
- }
|
|
|
-
|
|
|
- this.setPlaceholder();
|
|
|
- };
|
|
|
-
|
|
|
- SingleSelect2.prototype.setPlaceholder = function () {
|
|
|
- var placeholder = this.getPlaceholder();
|
|
|
-
|
|
|
- if (this.opts.element.val() === "" && placeholder !== undefined) {
|
|
|
-
|
|
|
- // check for a first blank option if attached to a select
|
|
|
- if (this.select && this.select.find("option:first").text() !== "") return;
|
|
|
-
|
|
|
- if (typeof(placeholder) === "object") {
|
|
|
- this.updateSelection(placeholder);
|
|
|
- } else {
|
|
|
- this.selection.find("span").html(placeholder);
|
|
|
- }
|
|
|
- this.selection.addClass("select2-default");
|
|
|
-
|
|
|
- this.selection.find("abbr").hide();
|
|
|
- }
|
|
|
- };
|
|
|
-
|
|
|
- SingleSelect2.prototype.postprocessResults = function (data, initial) {
|
|
|
- var selected = 0, self = this;
|
|
|
-
|
|
|
- // find the selected element in the result list
|
|
|
-
|
|
|
- this.results.find(".select2-result").each(function (i) {
|
|
|
- if ($(this).data("select2-data").id === self.opts.element.val()) {
|
|
|
- selected = i;
|
|
|
- return false;
|
|
|
- }
|
|
|
- });
|
|
|
-
|
|
|
- // and highlight it
|
|
|
-
|
|
|
- this.highlight(selected);
|
|
|
-
|
|
|
- // hide the search box if this is the first we got the results and there are a few of them
|
|
|
-
|
|
|
- if (initial === true) {
|
|
|
- this.search.toggle(data.results.length >= this.opts.minimumResultsForSearch);
|
|
|
- }
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
- SingleSelect2.prototype.onSelect = function (data) {
|
|
|
- this.opts.element.val(data.id);
|
|
|
- this.updateSelection(data);
|
|
|
- this.close();
|
|
|
- this.selection.focus();
|
|
|
- };
|
|
|
-
|
|
|
- SingleSelect2.prototype.updateSelection = function (data) {
|
|
|
- this.selection.find("span").html(this.opts.formatSelection(data));
|
|
|
- this.selection.removeClass("select2-default");
|
|
|
- if (this.opts.allowClear && this.getPlaceholder() !== undefined) {
|
|
|
- this.selection.find("abbr").show();
|
|
|
- }
|
|
|
- };
|
|
|
-
|
|
|
- SingleSelect2.prototype.val = function () {
|
|
|
- var val, data = null;
|
|
|
-
|
|
|
- if (arguments.length === 0) {
|
|
|
- return this.opts.element.val();
|
|
|
- }
|
|
|
-
|
|
|
- val = arguments[0];
|
|
|
-
|
|
|
- if (this.select) {
|
|
|
- // val is an id
|
|
|
- this.select.val(val);
|
|
|
- this.select.find(":selected").each(function () {
|
|
|
- data = {id: $(this).attr("value"), text: $(this).text()};
|
|
|
- return false;
|
|
|
- });
|
|
|
- this.updateSelection(data);
|
|
|
- } else {
|
|
|
- // val is an object
|
|
|
- this.opts.element.val((val === null) ? "" : val.id);
|
|
|
- this.updateSelection(val);
|
|
|
- }
|
|
|
- this.setPlaceholder();
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
- SingleSelect2.prototype.clearSearch = function () {
|
|
|
- this.search.val("");
|
|
|
- };
|
|
|
-
|
|
|
- function MultiSelect2(opts) {
|
|
|
-
|
|
|
- }
|
|
|
-
|
|
|
- MultiSelect2.prototype = new AbstractSelect2();
|
|
|
- MultiSelect2.prototype.constructor = AbstractSelect2;
|
|
|
- MultiSelect2.prototype.parent = AbstractSelect2.prototype;
|
|
|
-
|
|
|
- MultiSelect2.prototype.createContainer = function () {
|
|
|
- return $("<div></div>", {
|
|
|
- "class": "select2-container select2-container-multi",
|
|
|
- "style": "width: " + this.opts.element.outerWidth() + "px"
|
|
|
- }).html([
|
|
|
- " <ul class='select2-choices'>",
|
|
|
- //"<li class='select2-search-choice'><span>California</span><a href="javascript:void(0)" class="select2-search-choice-close"></a></li>" ,
|
|
|
- " <li class='select2-search-field'>" ,
|
|
|
- " <input type='text' autocomplete='off' style='width: 25px;'>" ,
|
|
|
- " </li>" ,
|
|
|
- "</ul>" ,
|
|
|
- "<div class='select2-drop' style='display:none;'>" ,
|
|
|
- " <ul class='select2-results'>" ,
|
|
|
- " </ul>" ,
|
|
|
- "</div>"].join(""));
|
|
|
- };
|
|
|
-
|
|
|
- MultiSelect2.prototype.initContainer = function () {
|
|
|
-
|
|
|
- var selection, data;
|
|
|
-
|
|
|
- this.searchContainer = this.container.find(".select2-search-field");
|
|
|
- this.selection = selection = this.container.find(".select2-choices");
|
|
|
-
|
|
|
- this.search.on("keydown", this.bind(function (e) {
|
|
|
- if (e.which === KEY.BACKSPACE && this.search.val() === "") {
|
|
|
- this.close();
|
|
|
-
|
|
|
- var choices,
|
|
|
- selected = this.selection.find(".select2-search-choice-focus");
|
|
|
- if (selected.length > 0) {
|
|
|
- this.unselect(selected.first());
|
|
|
- this.search.width(10);
|
|
|
- killEvent(e);
|
|
|
- return;
|
|
|
- }
|
|
|
-
|
|
|
- choices = this.selection.find(".select2-search-choice");
|
|
|
- if (choices.length > 0) {
|
|
|
- choices.last().addClass("select2-search-choice-focus");
|
|
|
- }
|
|
|
- } else {
|
|
|
- this.selection.find(".select2-search-choice-focus").removeClass("select2-search-choice-focus");
|
|
|
- }
|
|
|
-
|
|
|
- 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.ESC:
|
|
|
- this.cancel(e);
|
|
|
- e.preventDefault();
|
|
|
- return;
|
|
|
- }
|
|
|
- }
|
|
|
-
|
|
|
- if (e.which === KEY.TAB || KEY.isControl(e) || KEY.isFunctionKey(e) || e.which === KEY.BACKSPACE || e.which === KEY.ESC) {
|
|
|
- return;
|
|
|
- }
|
|
|
-
|
|
|
- this.open();
|
|
|
-
|
|
|
- if (e.which === KEY.PAGE_UP || e.which === KEY.PAGE_DOWN) {
|
|
|
- // prevent the page from scrolling
|
|
|
- killEvent(e);
|
|
|
- }
|
|
|
- }));
|
|
|
-
|
|
|
- this.search.on("keyup", this.bind(this.resizeSearch));
|
|
|
-
|
|
|
- this.selection.on("click", this.bind(function (e) {
|
|
|
- if (this.select) {
|
|
|
- this.open();
|
|
|
- }
|
|
|
- this.focusSearch();
|
|
|
- e.preventDefault();
|
|
|
- }));
|
|
|
-
|
|
|
- this.search.on("focus", this.bind(function () {
|
|
|
- this.container.addClass("select2-container-active");
|
|
|
- this.clearPlaceholder();
|
|
|
- }));
|
|
|
-
|
|
|
- if (this.select) {
|
|
|
- data = [];
|
|
|
- this.select.find(":selected").each(function () {
|
|
|
- data.push({id: $(this).attr("value"), text: $(this).text()});
|
|
|
- });
|
|
|
-
|
|
|
- this.updateSelection(data);
|
|
|
- }
|
|
|
-
|
|
|
- // set the placeholder if necessary
|
|
|
- this.clearSearch();
|
|
|
- };
|
|
|
-
|
|
|
- MultiSelect2.prototype.clearSearch = function () {
|
|
|
- var placeholder = this.getPlaceholder();
|
|
|
-
|
|
|
- this.search.val("").width(10);
|
|
|
-
|
|
|
- if (placeholder !== undefined && this.getVal().length === 0) {
|
|
|
- this.search.val(placeholder).addClass("select2-default");
|
|
|
- this.resizeSearch();
|
|
|
- }
|
|
|
- };
|
|
|
-
|
|
|
- MultiSelect2.prototype.clearPlaceholder = function () {
|
|
|
- if (this.search.hasClass("select2-default")) {
|
|
|
- this.search.val("").removeClass("select2-default");
|
|
|
- }
|
|
|
- };
|
|
|
-
|
|
|
- MultiSelect2.prototype.open = function () {
|
|
|
- if (this.opened()) return;
|
|
|
- this.parent.open.apply(this, arguments);
|
|
|
- this.resizeSearch();
|
|
|
- this.focusSearch();
|
|
|
- };
|
|
|
-
|
|
|
- MultiSelect2.prototype.close = function () {
|
|
|
- if (!this.opened()) return;
|
|
|
- this.parent.close.apply(this, arguments);
|
|
|
- };
|
|
|
-
|
|
|
- MultiSelect2.prototype.updateSelection = function (data) {
|
|
|
- var self = this;
|
|
|
- this.selection.find(".select2-search-choice").remove();
|
|
|
- $(data).each(function () {
|
|
|
- self.addSelectedChoice(this);
|
|
|
- });
|
|
|
- self.postprocessResults();
|
|
|
- this.alignDropdown();
|
|
|
- };
|
|
|
-
|
|
|
- MultiSelect2.prototype.onSelect = function (data) {
|
|
|
- this.addSelectedChoice(data);
|
|
|
- if (this.select) { this.postprocessResults(); }
|
|
|
- this.close();
|
|
|
- this.search.width(10);
|
|
|
- this.focusSearch();
|
|
|
- };
|
|
|
-
|
|
|
- MultiSelect2.prototype.cancel = function () {
|
|
|
- this.close();
|
|
|
- this.focusSearch();
|
|
|
- };
|
|
|
-
|
|
|
- MultiSelect2.prototype.addSelectedChoice = function (data) {
|
|
|
- var choice,
|
|
|
- id = data.id,
|
|
|
- parts,
|
|
|
- val = this.getVal();
|
|
|
-
|
|
|
- parts = ["<li class='select2-search-choice'>",
|
|
|
- this.opts.formatSelection(data),
|
|
|
- "<a href='javascript:void(0)' class='select2-search-choice-close' tabindex='-1'></a>",
|
|
|
- "</li>"
|
|
|
- ];
|
|
|
-
|
|
|
- choice = $(parts.join(""));
|
|
|
- choice.find("a")
|
|
|
- .on("click dblclick", this.bind(function (e) {
|
|
|
- this.unselect($(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 () {
|
|
|
- this.container.addClass("select2-container-active");
|
|
|
- }));
|
|
|
-
|
|
|
- choice.data("select2-data", data);
|
|
|
- choice.insertBefore(this.searchContainer);
|
|
|
-
|
|
|
- val.push(id);
|
|
|
- this.setVal(val);
|
|
|
- };
|
|
|
-
|
|
|
- MultiSelect2.prototype.unselect = function (selected) {
|
|
|
- var val = this.getVal(),
|
|
|
- index;
|
|
|
-
|
|
|
- selected = selected.closest(".select2-search-choice");
|
|
|
-
|
|
|
- if (selected.length === 0) {
|
|
|
- throw "Invalid argument: " + selected + ". Must be .select2-search-choice";
|
|
|
- }
|
|
|
-
|
|
|
- index = indexOf(selected.data("select2-data").id, val);
|
|
|
-
|
|
|
- if (index >= 0) {
|
|
|
- val.splice(index, 1);
|
|
|
- this.setVal(val);
|
|
|
- if (this.select) this.postprocessResults();
|
|
|
- }
|
|
|
- selected.remove();
|
|
|
- window.setTimeout(this.bind(this.alignDropdown), 20);
|
|
|
- };
|
|
|
-
|
|
|
- MultiSelect2.prototype.postprocessResults = function () {
|
|
|
- var val = this.getVal(),
|
|
|
- choices = this.results.find(".select2-result"),
|
|
|
- self = this;
|
|
|
-
|
|
|
- choices.each(function () {
|
|
|
- var choice = $(this), id = choice.data("select2-data").id;
|
|
|
- if (val.indexOf(id) >= 0) {
|
|
|
- choice.addClass("select2-disabled");
|
|
|
- } else {
|
|
|
- choice.removeClass("select2-disabled");
|
|
|
- }
|
|
|
- });
|
|
|
-
|
|
|
- choices.each(function (i) {
|
|
|
- if (!$(this).hasClass("select2-disabled")) {
|
|
|
- self.highlight(i);
|
|
|
- return false;
|
|
|
- }
|
|
|
- });
|
|
|
-
|
|
|
- };
|
|
|
-
|
|
|
- MultiSelect2.prototype.resizeSearch = function () {
|
|
|
-
|
|
|
- var minimumWidth, left, maxWidth, containerLeft, searchWidth;
|
|
|
-
|
|
|
- minimumWidth = measureTextWidth(this.search) + 10;
|
|
|
-
|
|
|
- left = this.search.offset().left;
|
|
|
-
|
|
|
- maxWidth = this.selection.width();
|
|
|
- containerLeft = this.selection.offset().left;
|
|
|
-
|
|
|
- searchWidth = maxWidth - (left - containerLeft) - getSideBorderPadding(this.search);
|
|
|
-
|
|
|
- if (searchWidth < minimumWidth) {
|
|
|
- searchWidth = maxWidth - getSideBorderPadding(this.search);
|
|
|
- }
|
|
|
-
|
|
|
- if (searchWidth < 40) {
|
|
|
- searchWidth = maxWidth - getSideBorderPadding(this.search);
|
|
|
- }
|
|
|
- this.search.width(searchWidth);
|
|
|
- };
|
|
|
-
|
|
|
- MultiSelect2.prototype.getVal = function () {
|
|
|
- var val;
|
|
|
- if (this.select) {
|
|
|
- val = this.select.val();
|
|
|
- return val === null ? [] : val;
|
|
|
- } else {
|
|
|
- val = this.opts.element.val();
|
|
|
- return (val === null || val === "") ? [] : val.split(",");
|
|
|
- }
|
|
|
- };
|
|
|
-
|
|
|
- MultiSelect2.prototype.setVal = function (val) {
|
|
|
- if (this.select) {
|
|
|
- this.select.val(val);
|
|
|
- } else {
|
|
|
- this.opts.element.val(val.length === 0 ? "" : val.join(","));
|
|
|
- }
|
|
|
- };
|
|
|
-
|
|
|
- MultiSelect2.prototype.val = function () {
|
|
|
- var val, data = [];
|
|
|
-
|
|
|
- if (arguments.length === 0) {
|
|
|
- return this.getVal();
|
|
|
- }
|
|
|
-
|
|
|
- val = arguments[0];
|
|
|
-
|
|
|
- if (this.select) {
|
|
|
- // val is a list of ids
|
|
|
- this.setVal(val);
|
|
|
- this.select.find(":selected").each(function () {
|
|
|
- data.push({id: $(this).attr("value"), text: $(this).text()});
|
|
|
- });
|
|
|
- this.updateSelection(data);
|
|
|
- } else {
|
|
|
- val = (val === null) ? [] : val;
|
|
|
- this.setVal(val);
|
|
|
- // val is a list of objects
|
|
|
-
|
|
|
- $(val).each(function () { data.push(this.id); });
|
|
|
- this.setVal(data);
|
|
|
- this.updateSelection(val);
|
|
|
- }
|
|
|
- };
|
|
|
-
|
|
|
- $.fn.select2 = function () {
|
|
|
-
|
|
|
- var args = Array.prototype.slice.call(arguments, 0),
|
|
|
- opts,
|
|
|
- select2,
|
|
|
- value, multiple, allowedMethods = ["val"];
|
|
|
-
|
|
|
- this.each(function () {
|
|
|
- if (args.length === 0 || typeof(args[0]) === "object") {
|
|
|
- opts = args.length === 0 ? {} : args[0];
|
|
|
- opts.element = $(this);
|
|
|
-
|
|
|
- if (opts.element.get(0).tagName.toLowerCase() === "select") {
|
|
|
- multiple = opts.element.prop("multiple");
|
|
|
- } else {
|
|
|
- multiple = opts.multiple || false;
|
|
|
- }
|
|
|
-
|
|
|
- select2 = multiple ? new MultiSelect2() : new SingleSelect2();
|
|
|
- select2.init(opts);
|
|
|
- } else if (typeof(args[0]) === "string") {
|
|
|
-
|
|
|
- if (indexOf(args[0], allowedMethods) < 0) {
|
|
|
- throw "Unknown method: " + args[0];
|
|
|
- }
|
|
|
-
|
|
|
- value = undefined;
|
|
|
- select2 = $(this).data("select2");
|
|
|
- value = select2[args[0]].apply(select2, args.slice(1));
|
|
|
- if (value !== undefined) {return false;}
|
|
|
- } else {
|
|
|
- throw "Invalid arguments to select2 plugin: " + args;
|
|
|
- }
|
|
|
- });
|
|
|
- return (value === undefined) ? this : value;
|
|
|
- };
|
|
|
-
|
|
|
-}(jQuery));
|
|
|
+/*
|
|
|
+ Licensed to the Apache Software Foundation (ASF) under one
|
|
|
+ or more contributor license agreements. See the NOTICE file
|
|
|
+ distributed with this work for additional information
|
|
|
+ regarding copyright ownership. The ASF licenses this file
|
|
|
+ to you under the Apache License, Version 2.0 (the
|
|
|
+ "License"); you may not use this file except in compliance
|
|
|
+ with the License. You may obtain a copy of the License at
|
|
|
+
|
|
|
+ http://www.apache.org/licenses/LICENSE-2.0
|
|
|
+
|
|
|
+ Unless required by applicable law or agreed to in writing,
|
|
|
+ software distributed under the License is distributed on an
|
|
|
+ "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
|
|
|
+ KIND, either express or implied. See the License for the
|
|
|
+ specific language governing permissions and limitations
|
|
|
+ under the License.
|
|
|
+ */
|
|
|
+(function ($) {
|
|
|
+ "use strict";
|
|
|
+ /*global document, window, jQuery, console */
|
|
|
+
|
|
|
+ var 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 (k) {
|
|
|
+ k = k.which ? k.which : k;
|
|
|
+ switch (k) {
|
|
|
+ case KEY.SHIFT:
|
|
|
+ case KEY.CTRL:
|
|
|
+ case KEY.ALT:
|
|
|
+ return true;
|
|
|
+ }
|
|
|
+ return false;
|
|
|
+ },
|
|
|
+ isFunctionKey: function (k) {
|
|
|
+ k = k.which ? k.which : k;
|
|
|
+ return k >= 112 && k <= 123;
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ function indexOf(value, array) {
|
|
|
+ var i = 0, l = array.length, v;
|
|
|
+
|
|
|
+ if (value.constructor === String) {
|
|
|
+ for (; i < l; i++) if (value.localeCompare(array[i]) === 0) return i;
|
|
|
+ } else {
|
|
|
+ for (; i < l; i++) {
|
|
|
+ v = array[i];
|
|
|
+ if (v.constructor === String) {
|
|
|
+ if (v.localeCompare(value) === 0) return i;
|
|
|
+ } else {
|
|
|
+ if (v === value) return i;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ return -1;
|
|
|
+ }
|
|
|
+
|
|
|
+ function getSideBorderPadding(element) {
|
|
|
+ return element.outerWidth() - element.width();
|
|
|
+ }
|
|
|
+
|
|
|
+ function installKeyUpChangeEvent(element) {
|
|
|
+ element.on("keydown", function () {
|
|
|
+ element.data("keyup-change-value", element.val());
|
|
|
+ });
|
|
|
+ element.on("keyup", function () {
|
|
|
+ if (element.val() !== element.data("keyup-change-value")) {
|
|
|
+ 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.
|
|
|
+ */
|
|
|
+ $(document).on("mousemove", function (e) {
|
|
|
+ $(this).data("select2-lastpos", {x: e.pageX, y: e.pageY});
|
|
|
+ });
|
|
|
+ function installFilteredMouseMove(element) {
|
|
|
+ var doc = $(document);
|
|
|
+ element.on("mousemove", function (e) {
|
|
|
+ var lastpos = doc.data("select2-lastpos");
|
|
|
+
|
|
|
+ if (lastpos === undefined || lastpos.x !== e.pageX || lastpos.y !== e.pageY) {
|
|
|
+ $(e.target).trigger("mousemove-filtered", e);
|
|
|
+ }
|
|
|
+ });
|
|
|
+ }
|
|
|
+
|
|
|
+ function debounce(threshold, fn) {
|
|
|
+ var timeout;
|
|
|
+ return function () {
|
|
|
+ window.clearTimeout(timeout);
|
|
|
+ timeout = window.setTimeout(fn, threshold);
|
|
|
+ };
|
|
|
+ }
|
|
|
+
|
|
|
+ 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 killEvent(event) {
|
|
|
+ event.preventDefault();
|
|
|
+ event.stopPropagation();
|
|
|
+ }
|
|
|
+
|
|
|
+ function measureTextWidth(e) {
|
|
|
+ var sizer, width;
|
|
|
+ sizer = $("<div></div>").css({
|
|
|
+ position: "absolute",
|
|
|
+ left: "-1000px",
|
|
|
+ top: "-1000px",
|
|
|
+ display: "none",
|
|
|
+ fontSize: e.css("fontSize"),
|
|
|
+ fontFamily: e.css("fontFamily"),
|
|
|
+ fontStyle: e.css("fontStyle"),
|
|
|
+ fontWeight: e.css("fontWeight"),
|
|
|
+ letterSpacing: e.css("letterSpacing"),
|
|
|
+ textTransform: e.css("textTransform"),
|
|
|
+ whiteSpace: "nowrap"
|
|
|
+ });
|
|
|
+ sizer.text(e.val());
|
|
|
+ $("body").append(sizer);
|
|
|
+ width = sizer.width();
|
|
|
+ sizer.remove();
|
|
|
+ return width;
|
|
|
+ }
|
|
|
+
|
|
|
+ /**
|
|
|
+ * blurs any Select2 container that has focus when an element outside them was clicked or received focus
|
|
|
+ */
|
|
|
+ $(document).ready(function () {
|
|
|
+ $(document).on("mousedown focusin", function (e) {
|
|
|
+ var target = $(e.target).closest("div.select2-container").get(0);
|
|
|
+ $(document).find("div.select2-container-active").each(function () {
|
|
|
+ if (this !== target) $(this).data("select2").blur();
|
|
|
+ });
|
|
|
+ });
|
|
|
+ });
|
|
|
+
|
|
|
+ /**
|
|
|
+ *
|
|
|
+ * @param opts
|
|
|
+ */
|
|
|
+ function AbstractSelect2() {
|
|
|
+ }
|
|
|
+
|
|
|
+ AbstractSelect2.prototype.bind = function (func) {
|
|
|
+ var self = this;
|
|
|
+ return function () {
|
|
|
+ func.apply(self, arguments);
|
|
|
+ };
|
|
|
+ };
|
|
|
+
|
|
|
+ AbstractSelect2.prototype.init = function (opts) {
|
|
|
+ var results, search;
|
|
|
+
|
|
|
+ // prepare options
|
|
|
+ this.opts = this.prepareOpts(opts);
|
|
|
+
|
|
|
+ this.container = this.createContainer();
|
|
|
+
|
|
|
+ if (opts.element.attr("class") !== undefined) {
|
|
|
+ this.container.addClass(opts.element.attr("class"));
|
|
|
+ }
|
|
|
+
|
|
|
+ // swap container for the element
|
|
|
+
|
|
|
+ this.opts.element.data("select2", this)
|
|
|
+ .hide()
|
|
|
+ .after(this.container);
|
|
|
+ this.container.data("select2", this);
|
|
|
+
|
|
|
+ this.dropdown = this.container.find(".select2-drop");
|
|
|
+ this.results = results = this.container.find(".select2-results");
|
|
|
+ this.search = search = this.container.find("input[type=text]");
|
|
|
+ // initialize the container
|
|
|
+
|
|
|
+ this.resultsPage = 0;
|
|
|
+
|
|
|
+ this.initContainer();
|
|
|
+
|
|
|
+ installFilteredMouseMove(this.results);
|
|
|
+ results.on("mousemove-filtered", this.bind(this.highlightUnderEvent));
|
|
|
+
|
|
|
+ installDebouncedScroll(80, this.results);
|
|
|
+ results.on("scroll-debounced", this.bind(this.loadMoreIfNeeded));
|
|
|
+
|
|
|
+ // if jquery.mousewheel plugin is installed we can prevent out-of-bounds scrolling of results via mousewheel
|
|
|
+ if ($.fn.mousewheel) {
|
|
|
+ results.mousewheel(function (e, delta, deltaX, deltaY) {
|
|
|
+ var top = results.scrollTop(), height;
|
|
|
+ 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", this.bind(this.updateResults));
|
|
|
+
|
|
|
+ results.on("click", this.bind(function (e) {
|
|
|
+ if ($(e.target).closest(".select2-result:not(.select2-disabled)").length > 0) {
|
|
|
+ this.highlightUnderEvent(e);
|
|
|
+ this.selectHighlighted(e);
|
|
|
+ } else {
|
|
|
+ killEvent(e);
|
|
|
+ this.focusSearch();
|
|
|
+ }
|
|
|
+ }));
|
|
|
+ };
|
|
|
+
|
|
|
+ AbstractSelect2.prototype.prepareOpts = function (opts) {
|
|
|
+ var element, select;
|
|
|
+
|
|
|
+ opts = $.extend({}, {
|
|
|
+ formatResult: function (data) { return data.text; },
|
|
|
+ formatSelection: function (data) { return data.text; },
|
|
|
+ formatNoMatches: function () { return "No matches found"; },
|
|
|
+ formatInputTooShort: function (input, min) { return "Please enter " + (min - input.length) + " more characters"; },
|
|
|
+ minimumResultsForSearch: 0
|
|
|
+ }, opts);
|
|
|
+
|
|
|
+ element = opts.element;
|
|
|
+
|
|
|
+ if (element.get(0).tagName.toLowerCase() === "select") {
|
|
|
+ this.select = select = opts.element;
|
|
|
+ }
|
|
|
+
|
|
|
+ // TODO add missing validation logic
|
|
|
+ if (select) {
|
|
|
+ /*$.each(["multiple", "ajax", "query", "minimumInputLength"], function () {
|
|
|
+ if (this in opts) {
|
|
|
+ throw "Option '" + this + "' is not allowed for Select2 when attached to a select element";
|
|
|
+ }
|
|
|
+ });*/
|
|
|
+ this.opts = opts = $.extend({}, {
|
|
|
+ miniumInputLength: 0
|
|
|
+ }, opts);
|
|
|
+ } else {
|
|
|
+ this.opts = opts = $.extend({}, {
|
|
|
+ miniumInputLength: 0
|
|
|
+ }, opts);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (select) {
|
|
|
+ opts.query = this.bind(function (query) {
|
|
|
+ var data = {results: [], more: false},
|
|
|
+ term = query.term.toUpperCase(),
|
|
|
+ placeholder = this.getPlaceholder();
|
|
|
+ element.find("option").each(function (i) {
|
|
|
+ var e = $(this),
|
|
|
+ text = e.text();
|
|
|
+
|
|
|
+ if (i === 0 && placeholder !== undefined && text === "") return true;
|
|
|
+
|
|
|
+ if (text.toUpperCase().indexOf(term) >= 0) {
|
|
|
+ data.results.push({id: e.attr("value"), text: text});
|
|
|
+ }
|
|
|
+ });
|
|
|
+ query.callback(data);
|
|
|
+ });
|
|
|
+ } else {
|
|
|
+ if (!("query" in opts)) {
|
|
|
+ if ("ajax" in opts) {
|
|
|
+ opts.query = (function () {
|
|
|
+ var timeout, // current scheduled but not yet executed request
|
|
|
+ requestSequence = 0, // sequence used to drop out-of-order responses
|
|
|
+ quietMillis = opts.ajax.quietMillis || 100;
|
|
|
+
|
|
|
+ return function (query) {
|
|
|
+ window.clearTimeout(timeout);
|
|
|
+ timeout = window.setTimeout(function () {
|
|
|
+ requestSequence += 1; // increment the sequence
|
|
|
+ var requestNumber = requestSequence, // this request's sequence number
|
|
|
+ options = opts.ajax, // ajax parameters
|
|
|
+ data = options.data; // ajax data function
|
|
|
+
|
|
|
+ data = data.call(this, query.term, query.page);
|
|
|
+
|
|
|
+ $.ajax({
|
|
|
+ url: options.url,
|
|
|
+ dataType: options.dataType,
|
|
|
+ data: data
|
|
|
+ }).success(
|
|
|
+ function (data) {
|
|
|
+ if (requestNumber < requestSequence) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ query.callback(options.results(data, query.page));
|
|
|
+ }
|
|
|
+ );
|
|
|
+ }, quietMillis);
|
|
|
+ };
|
|
|
+ }());
|
|
|
+ } else if ("data" in opts) {
|
|
|
+ opts.query = (function () {
|
|
|
+ var data = opts.data, // data elements
|
|
|
+ text = function (item) { return item.text; }; // function used to retrieve the text portion of a data item that is matched against the search
|
|
|
+
|
|
|
+ if (!$.isArray(data)) {
|
|
|
+ text = data.text;
|
|
|
+ // if text is not a function we assume it to be a key name
|
|
|
+ if (!$.isFunction(text)) text = function (item) { return item[data.text]; };
|
|
|
+ data = data.results;
|
|
|
+ }
|
|
|
+
|
|
|
+ return function (query) {
|
|
|
+ var t = query.term.toUpperCase(), filtered = {};
|
|
|
+ if (t === "") {
|
|
|
+ query.callback({results: data});
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ filtered.result = $(data)
|
|
|
+ .filter(function () {return text(this).toUpperCase().indexOf(t) >= 0;})
|
|
|
+ .get();
|
|
|
+ query.callback(filtered);
|
|
|
+ };
|
|
|
+ }());
|
|
|
+ }
|
|
|
+ }
|
|
|
+ }
|
|
|
+ if (typeof(opts.query) !== "function") {
|
|
|
+ throw "query function not defined for Select2 " + opts.element.attr("id");
|
|
|
+ }
|
|
|
+
|
|
|
+ return opts;
|
|
|
+ };
|
|
|
+
|
|
|
+ AbstractSelect2.prototype.opened = function () {
|
|
|
+ return this.container.hasClass("select2-dropdown-open");
|
|
|
+ };
|
|
|
+
|
|
|
+ AbstractSelect2.prototype.alignDropdown = function () {
|
|
|
+ this.dropdown.css({
|
|
|
+ top: this.container.height(),
|
|
|
+ width: this.container.outerWidth() - getSideBorderPadding(this.dropdown)
|
|
|
+ });
|
|
|
+ };
|
|
|
+
|
|
|
+ AbstractSelect2.prototype.open = function () {
|
|
|
+ var width;
|
|
|
+
|
|
|
+ if (this.opened()) return;
|
|
|
+
|
|
|
+ this.container.addClass("select2-dropdown-open").addClass("select2-container-active");
|
|
|
+
|
|
|
+ this.updateResults(true);
|
|
|
+ this.alignDropdown();
|
|
|
+ this.dropdown.show();
|
|
|
+ this.focusSearch();
|
|
|
+ };
|
|
|
+
|
|
|
+ AbstractSelect2.prototype.close = function () {
|
|
|
+ if (!this.opened()) return;
|
|
|
+
|
|
|
+ this.dropdown.hide();
|
|
|
+ this.container.removeClass("select2-dropdown-open");
|
|
|
+ this.results.empty();
|
|
|
+ this.clearSearch();
|
|
|
+ };
|
|
|
+
|
|
|
+ AbstractSelect2.prototype.clearSearch = function () {
|
|
|
+
|
|
|
+ };
|
|
|
+
|
|
|
+ AbstractSelect2.prototype.ensureHighlightVisible = function () {
|
|
|
+ var results = this.results, children, index, child, hb, rb, y, more;
|
|
|
+
|
|
|
+ children = results.children(".select2-result");
|
|
|
+ index = this.highlight();
|
|
|
+
|
|
|
+ if (index < 0) return;
|
|
|
+
|
|
|
+ child = $(children[index]);
|
|
|
+
|
|
|
+ hb = child.offset().top + child.outerHeight();
|
|
|
+
|
|
|
+ // if this is the last child lets also make sure select2-more-results is visible
|
|
|
+ if (index === children.length - 1) {
|
|
|
+ more = results.find("li.select2-more-results");
|
|
|
+ if (more.length > 0) {
|
|
|
+ hb = more.offset().top + more.outerHeight();
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ rb = results.offset().top + results.outerHeight();
|
|
|
+ if (hb > rb) {
|
|
|
+ results.scrollTop(results.scrollTop() + (hb - rb));
|
|
|
+ }
|
|
|
+ y = child.offset().top - results.offset().top;
|
|
|
+
|
|
|
+ // make sure the top of the element is visible
|
|
|
+ if (y < 0) {
|
|
|
+ results.scrollTop(results.scrollTop() + y); // y is negative
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ AbstractSelect2.prototype.moveHighlight = function (delta) {
|
|
|
+ var choices = this.results.children(".select2-result"),
|
|
|
+ index = this.highlight();
|
|
|
+
|
|
|
+ while (index > -1 && index < choices.length) {
|
|
|
+ index += delta;
|
|
|
+ if (!$(choices[index]).hasClass("select2-disabled")) {
|
|
|
+ this.highlight(index);
|
|
|
+ break;
|
|
|
+ }
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ AbstractSelect2.prototype.highlight = function (index) {
|
|
|
+ var choices = this.results.children(".select2-result");
|
|
|
+
|
|
|
+ if (arguments.length === 0) {
|
|
|
+ return indexOf(choices.filter(".select2-highlighted")[0], choices.get());
|
|
|
+ }
|
|
|
+
|
|
|
+ choices.removeClass("select2-highlighted");
|
|
|
+
|
|
|
+ if (index >= choices.length) index = choices.length - 1;
|
|
|
+ if (index < 0) index = 0;
|
|
|
+
|
|
|
+ $(choices[index]).addClass("select2-highlighted");
|
|
|
+ this.ensureHighlightVisible();
|
|
|
+
|
|
|
+ if (this.opened()) this.focusSearch();
|
|
|
+ };
|
|
|
+
|
|
|
+ AbstractSelect2.prototype.highlightUnderEvent = function (event) {
|
|
|
+ var el = $(event.target).closest(".select2-result");
|
|
|
+ if (el.length > 0) {
|
|
|
+ this.highlight(el.index());
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ AbstractSelect2.prototype.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
|
|
|
+ offset = -1, // index of first element without data
|
|
|
+ page = this.resultsPage + 1;
|
|
|
+
|
|
|
+ if (more.length === 0) return;
|
|
|
+
|
|
|
+ below = more.offset().top - results.offset().top - results.height();
|
|
|
+
|
|
|
+ if (below <= 0) {
|
|
|
+ more.addClass("select2-active");
|
|
|
+ this.opts.query({term: this.search.val(), page: page, callback: this.bind(function (data) {
|
|
|
+ var parts = [], self = this;
|
|
|
+ $(data.results).each(function () {
|
|
|
+ parts.push("<li class='select2-result'>");
|
|
|
+ parts.push(self.opts.formatResult(this));
|
|
|
+ parts.push("</li>");
|
|
|
+ });
|
|
|
+ more.before(parts.join(""));
|
|
|
+ results.find(".select2-result").each(function (i) {
|
|
|
+ var e = $(this);
|
|
|
+ if (e.data("select2-data") !== undefined) {
|
|
|
+ offset = i;
|
|
|
+ } else {
|
|
|
+ e.data("select2-data", data.results[i - offset - 1]);
|
|
|
+ }
|
|
|
+ });
|
|
|
+ if (data.more) {
|
|
|
+ more.removeClass("select2-active");
|
|
|
+ } else {
|
|
|
+ more.remove();
|
|
|
+ }
|
|
|
+ this.resultsPage = page;
|
|
|
+ })});
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ /**
|
|
|
+ * @param initial whether or not this is the call to this method right after the dropdown has been opened
|
|
|
+ */
|
|
|
+ AbstractSelect2.prototype.updateResults = function (initial) {
|
|
|
+ var search = this.search, results = this.results, opts = this.opts;
|
|
|
+
|
|
|
+ search.addClass("select2-active");
|
|
|
+
|
|
|
+ function render(html) {
|
|
|
+ results.html(html);
|
|
|
+ results.scrollTop(0);
|
|
|
+ search.removeClass("select2-active");
|
|
|
+ }
|
|
|
+
|
|
|
+ if (search.val().length < opts.minimumInputLength) {
|
|
|
+ render("<li class='select2-no-results'>" + opts.formatInputTooShort(search.val(), opts.minimumInputLength) + "</li>");
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ this.resultsPage = 1;
|
|
|
+ opts.query({term: search.val(), page: this.resultsPage, callback: this.bind(function (data) {
|
|
|
+ var parts = []; // html parts
|
|
|
+
|
|
|
+ if (data.results.length === 0) {
|
|
|
+ render("<li class='select2-no-results'>" + opts.formatNoMatches(search.val()) + "</li>");
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ $(data.results).each(function () {
|
|
|
+ parts.push("<li class='select2-result'>");
|
|
|
+ parts.push(opts.formatResult(this));
|
|
|
+ parts.push("</li>");
|
|
|
+ });
|
|
|
+
|
|
|
+ if (data.more === true) {
|
|
|
+ parts.push("<li class='select2-more-results'>Loading more results...</li>");
|
|
|
+ }
|
|
|
+
|
|
|
+ render(parts.join(""));
|
|
|
+ results.children(".select2-result").each(function (i) {
|
|
|
+ var d = data.results[i];
|
|
|
+ $(this).data("select2-data", d);
|
|
|
+ });
|
|
|
+ this.postprocessResults(data, initial);
|
|
|
+ })});
|
|
|
+ };
|
|
|
+
|
|
|
+ AbstractSelect2.prototype.cancel = function () {
|
|
|
+ this.close();
|
|
|
+ };
|
|
|
+
|
|
|
+ AbstractSelect2.prototype.blur = function () {
|
|
|
+ /* we do this in a timeout so that current event processing can complete before this code is executed.
|
|
|
+ this allows tab index to be preserved even if this code blurs the textfield */
|
|
|
+ window.setTimeout(this.bind(function () {
|
|
|
+ this.close();
|
|
|
+ this.container.removeClass("select2-container-active");
|
|
|
+ this.clearSearch();
|
|
|
+ this.selection.find(".select2-search-choice-focus").removeClass("select2-search-choice-focus");
|
|
|
+ this.search.blur();
|
|
|
+ }), 10);
|
|
|
+ };
|
|
|
+
|
|
|
+ AbstractSelect2.prototype.focusSearch = function () {
|
|
|
+ /* we do this in a timeout so that current event processing can complete before this code is executed.
|
|
|
+ this makes sure the search field is focussed even if the current event would blur it */
|
|
|
+ window.setTimeout(this.bind(function () {
|
|
|
+ this.search.focus();
|
|
|
+ }), 10);
|
|
|
+ };
|
|
|
+
|
|
|
+ AbstractSelect2.prototype.selectHighlighted = function () {
|
|
|
+ var data = this.results.find(".select2-highlighted:not(.select2-disabled)").data("select2-data");
|
|
|
+ if (data) {
|
|
|
+ this.onSelect(data);
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ AbstractSelect2.prototype.getPlaceholder = function () {
|
|
|
+ var placeholder = this.opts.element.data("placeholder");
|
|
|
+ if (placeholder !== undefined) return placeholder;
|
|
|
+ return this.opts.placeholder;
|
|
|
+ };
|
|
|
+
|
|
|
+ function SingleSelect2() {
|
|
|
+ }
|
|
|
+
|
|
|
+ SingleSelect2.prototype = new AbstractSelect2();
|
|
|
+ SingleSelect2.prototype.constructor = SingleSelect2;
|
|
|
+ SingleSelect2.prototype.parent = AbstractSelect2.prototype;
|
|
|
+
|
|
|
+ SingleSelect2.prototype.createContainer = function () {
|
|
|
+ return $("<div></div>", {
|
|
|
+ "class": "select2-container",
|
|
|
+ "style": "width: " + this.opts.element.outerWidth() + "px"
|
|
|
+ }).html([
|
|
|
+ " <a href='javascript:void(0)' class='select2-choice'>",
|
|
|
+ " <span></span><abbr class='select2-search-choice-close' style='display:none;'></abbr>",
|
|
|
+ " <div><b></b></div>" ,
|
|
|
+ "</a>",
|
|
|
+ " <div class='select2-drop' style='display:none;'>" ,
|
|
|
+ " <div class='select2-search'>" ,
|
|
|
+ " <input type='text' autocomplete='off'/>" ,
|
|
|
+ " </div>" ,
|
|
|
+ " <ul class='select2-results'>" ,
|
|
|
+ " </ul>" ,
|
|
|
+ "</div>"].join(""));
|
|
|
+ };
|
|
|
+
|
|
|
+ SingleSelect2.prototype.open = function () {
|
|
|
+
|
|
|
+ var width;
|
|
|
+
|
|
|
+ if (this.opened()) return;
|
|
|
+
|
|
|
+ this.parent.open.apply(this, arguments);
|
|
|
+
|
|
|
+ // size the search field
|
|
|
+
|
|
|
+ width = this.dropdown.width();
|
|
|
+ width -= getSideBorderPadding(this.container.find(".select2-search"));
|
|
|
+ width -= getSideBorderPadding(this.search);
|
|
|
+ this.search.css({width: width});
|
|
|
+ };
|
|
|
+
|
|
|
+ SingleSelect2.prototype.close = function () {
|
|
|
+ if (!this.opened()) return;
|
|
|
+ this.parent.close.apply(this, arguments);
|
|
|
+ };
|
|
|
+
|
|
|
+ SingleSelect2.prototype.cancel = function () {
|
|
|
+ this.parent.cancel.apply(this, arguments);
|
|
|
+ this.selection.focus();
|
|
|
+ };
|
|
|
+
|
|
|
+ SingleSelect2.prototype.initContainer = function () {
|
|
|
+
|
|
|
+ var selection, container = this.container, clickingInside = false,
|
|
|
+ selected;
|
|
|
+
|
|
|
+ this.selection = selection = container.find(".select2-choice");
|
|
|
+
|
|
|
+ this.search.on("keydown", this.bind(function (e) {
|
|
|
+ switch (e.which) {
|
|
|
+ case KEY.UP:
|
|
|
+ case KEY.DOWN:
|
|
|
+ this.moveHighlight((e.which === KEY.UP) ? -1 : 1);
|
|
|
+ killEvent(e);
|
|
|
+ return;
|
|
|
+ case KEY.TAB:
|
|
|
+ case KEY.ENTER:
|
|
|
+ this.selectHighlighted();
|
|
|
+ killEvent(e);
|
|
|
+ return;
|
|
|
+ case KEY.ESC:
|
|
|
+ this.cancel(e);
|
|
|
+ e.preventDefault();
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ }));
|
|
|
+
|
|
|
+ selection.on("click", this.bind(function (e) {
|
|
|
+ clickingInside = true;
|
|
|
+
|
|
|
+ if (this.opened()) {
|
|
|
+ this.close();
|
|
|
+ selection.focus();
|
|
|
+ } else {
|
|
|
+ this.open();
|
|
|
+ }
|
|
|
+ e.preventDefault();
|
|
|
+
|
|
|
+ clickingInside = false;
|
|
|
+ }));
|
|
|
+ selection.on("keydown", this.bind(function (e) {
|
|
|
+ if (e.which === KEY.TAB || KEY.isControl(e) || KEY.isFunctionKey(e) || e.which === KEY.ESC) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ this.open();
|
|
|
+ if (e.which === KEY.PAGE_UP || e.which === KEY.PAGE_DOWN || e.which === KEY.SPACE) {
|
|
|
+ // prevent the page from scrolling
|
|
|
+ killEvent(e);
|
|
|
+ }
|
|
|
+ if (e.which === KEY.ENTER) {
|
|
|
+ // do not propagate the event otherwise we open, and propagate enter which closes
|
|
|
+ killEvent(e);
|
|
|
+ }
|
|
|
+ }));
|
|
|
+ selection.on("focus", function () { container.addClass("select2-container-active"); });
|
|
|
+ selection.on("blur", this.bind(function () {
|
|
|
+ if (clickingInside) return;
|
|
|
+ if (!this.opened()) this.blur();
|
|
|
+ }));
|
|
|
+
|
|
|
+ selection.find("abbr")
|
|
|
+ .on("click", this.bind(function (e) {
|
|
|
+ this.val("");
|
|
|
+ killEvent(e);
|
|
|
+ this.close();
|
|
|
+ }
|
|
|
+ ));
|
|
|
+
|
|
|
+ if (this.select) {
|
|
|
+ selected = this.select.find(":selected");
|
|
|
+ this.updateSelection({id: selected.attr("value"), text: selected.text()});
|
|
|
+ }
|
|
|
+
|
|
|
+ this.setPlaceholder();
|
|
|
+ };
|
|
|
+
|
|
|
+ SingleSelect2.prototype.setPlaceholder = function () {
|
|
|
+ var placeholder = this.getPlaceholder();
|
|
|
+
|
|
|
+ if (this.opts.element.val() === "" && placeholder !== undefined) {
|
|
|
+
|
|
|
+ // check for a first blank option if attached to a select
|
|
|
+ if (this.select && this.select.find("option:first").text() !== "") return;
|
|
|
+
|
|
|
+ if (typeof(placeholder) === "object") {
|
|
|
+ this.updateSelection(placeholder);
|
|
|
+ } else {
|
|
|
+ this.selection.find("span").html(placeholder);
|
|
|
+ }
|
|
|
+ this.selection.addClass("select2-default");
|
|
|
+
|
|
|
+ this.selection.find("abbr").hide();
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ SingleSelect2.prototype.postprocessResults = function (data, initial) {
|
|
|
+ var selected = 0, self = this;
|
|
|
+
|
|
|
+ // find the selected element in the result list
|
|
|
+
|
|
|
+ this.results.find(".select2-result").each(function (i) {
|
|
|
+ if ($(this).data("select2-data").id === self.opts.element.val()) {
|
|
|
+ selected = i;
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+ });
|
|
|
+
|
|
|
+ // and highlight it
|
|
|
+
|
|
|
+ this.highlight(selected);
|
|
|
+
|
|
|
+ // hide the search box if this is the first we got the results and there are a few of them
|
|
|
+
|
|
|
+ if (initial === true) {
|
|
|
+ this.search.toggle(data.results.length >= this.opts.minimumResultsForSearch);
|
|
|
+ }
|
|
|
+
|
|
|
+ };
|
|
|
+
|
|
|
+ SingleSelect2.prototype.onSelect = function (data) {
|
|
|
+ this.opts.element.val(data.id);
|
|
|
+ this.updateSelection(data);
|
|
|
+ this.close();
|
|
|
+ this.selection.focus();
|
|
|
+ };
|
|
|
+
|
|
|
+ SingleSelect2.prototype.updateSelection = function (data) {
|
|
|
+ this.selection.find("span").html(this.opts.formatSelection(data));
|
|
|
+ this.selection.removeClass("select2-default");
|
|
|
+ if (this.opts.allowClear && this.getPlaceholder() !== undefined) {
|
|
|
+ this.selection.find("abbr").show();
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ SingleSelect2.prototype.val = function () {
|
|
|
+ var val, data = null;
|
|
|
+
|
|
|
+ if (arguments.length === 0) {
|
|
|
+ return this.opts.element.val();
|
|
|
+ }
|
|
|
+
|
|
|
+ val = arguments[0];
|
|
|
+
|
|
|
+ if (this.select) {
|
|
|
+ // val is an id
|
|
|
+ this.select.val(val);
|
|
|
+ this.select.find(":selected").each(function () {
|
|
|
+ data = {id: $(this).attr("value"), text: $(this).text()};
|
|
|
+ return false;
|
|
|
+ });
|
|
|
+ this.updateSelection(data);
|
|
|
+ } else {
|
|
|
+ // val is an object
|
|
|
+ this.opts.element.val((val === null) ? "" : val.id);
|
|
|
+ this.updateSelection(val);
|
|
|
+ }
|
|
|
+ this.setPlaceholder();
|
|
|
+
|
|
|
+ };
|
|
|
+
|
|
|
+ SingleSelect2.prototype.clearSearch = function () {
|
|
|
+ this.search.val("");
|
|
|
+ };
|
|
|
+
|
|
|
+ function MultiSelect2(opts) {
|
|
|
+
|
|
|
+ }
|
|
|
+
|
|
|
+ MultiSelect2.prototype = new AbstractSelect2();
|
|
|
+ MultiSelect2.prototype.constructor = AbstractSelect2;
|
|
|
+ MultiSelect2.prototype.parent = AbstractSelect2.prototype;
|
|
|
+
|
|
|
+ MultiSelect2.prototype.createContainer = function () {
|
|
|
+ return $("<div></div>", {
|
|
|
+ "class": "select2-container select2-container-multi",
|
|
|
+ "style": "width: " + this.opts.element.outerWidth() + "px"
|
|
|
+ }).html([
|
|
|
+ " <ul class='select2-choices'>",
|
|
|
+ //"<li class='select2-search-choice'><span>California</span><a href="javascript:void(0)" class="select2-search-choice-close"></a></li>" ,
|
|
|
+ " <li class='select2-search-field'>" ,
|
|
|
+ " <input type='text' autocomplete='off' style='width: 25px;'>" ,
|
|
|
+ " </li>" ,
|
|
|
+ "</ul>" ,
|
|
|
+ "<div class='select2-drop' style='display:none;'>" ,
|
|
|
+ " <ul class='select2-results'>" ,
|
|
|
+ " </ul>" ,
|
|
|
+ "</div>"].join(""));
|
|
|
+ };
|
|
|
+
|
|
|
+ MultiSelect2.prototype.initContainer = function () {
|
|
|
+
|
|
|
+ var selection, data;
|
|
|
+
|
|
|
+ this.searchContainer = this.container.find(".select2-search-field");
|
|
|
+ this.selection = selection = this.container.find(".select2-choices");
|
|
|
+
|
|
|
+ this.search.on("keydown", this.bind(function (e) {
|
|
|
+ if (e.which === KEY.BACKSPACE && this.search.val() === "") {
|
|
|
+ this.close();
|
|
|
+
|
|
|
+ var choices,
|
|
|
+ selected = this.selection.find(".select2-search-choice-focus");
|
|
|
+ if (selected.length > 0) {
|
|
|
+ this.unselect(selected.first());
|
|
|
+ this.search.width(10);
|
|
|
+ killEvent(e);
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ choices = this.selection.find(".select2-search-choice");
|
|
|
+ if (choices.length > 0) {
|
|
|
+ choices.last().addClass("select2-search-choice-focus");
|
|
|
+ }
|
|
|
+ } else {
|
|
|
+ this.selection.find(".select2-search-choice-focus").removeClass("select2-search-choice-focus");
|
|
|
+ }
|
|
|
+
|
|
|
+ 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.ESC:
|
|
|
+ this.cancel(e);
|
|
|
+ e.preventDefault();
|
|
|
+ return;
|
|
|
+ }
|
|
|
+ }
|
|
|
+
|
|
|
+ if (e.which === KEY.TAB || KEY.isControl(e) || KEY.isFunctionKey(e) || e.which === KEY.BACKSPACE || e.which === KEY.ESC) {
|
|
|
+ return;
|
|
|
+ }
|
|
|
+
|
|
|
+ this.open();
|
|
|
+
|
|
|
+ if (e.which === KEY.PAGE_UP || e.which === KEY.PAGE_DOWN) {
|
|
|
+ // prevent the page from scrolling
|
|
|
+ killEvent(e);
|
|
|
+ }
|
|
|
+ }));
|
|
|
+
|
|
|
+ this.search.on("keyup", this.bind(this.resizeSearch));
|
|
|
+
|
|
|
+ this.selection.on("click", this.bind(function (e) {
|
|
|
+ if (this.select) {
|
|
|
+ this.open();
|
|
|
+ }
|
|
|
+ this.focusSearch();
|
|
|
+ e.preventDefault();
|
|
|
+ }));
|
|
|
+
|
|
|
+ this.search.on("focus", this.bind(function () {
|
|
|
+ this.container.addClass("select2-container-active");
|
|
|
+ this.clearPlaceholder();
|
|
|
+ }));
|
|
|
+
|
|
|
+ if (this.select) {
|
|
|
+ data = [];
|
|
|
+ this.select.find(":selected").each(function () {
|
|
|
+ data.push({id: $(this).attr("value"), text: $(this).text()});
|
|
|
+ });
|
|
|
+
|
|
|
+ this.updateSelection(data);
|
|
|
+ }
|
|
|
+
|
|
|
+ // set the placeholder if necessary
|
|
|
+ this.clearSearch();
|
|
|
+ };
|
|
|
+
|
|
|
+ MultiSelect2.prototype.clearSearch = function () {
|
|
|
+ var placeholder = this.getPlaceholder();
|
|
|
+
|
|
|
+ this.search.val("").width(10);
|
|
|
+
|
|
|
+ if (placeholder !== undefined && this.getVal().length === 0) {
|
|
|
+ this.search.val(placeholder).addClass("select2-default");
|
|
|
+ this.resizeSearch();
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ MultiSelect2.prototype.clearPlaceholder = function () {
|
|
|
+ if (this.search.hasClass("select2-default")) {
|
|
|
+ this.search.val("").removeClass("select2-default");
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ MultiSelect2.prototype.open = function () {
|
|
|
+ if (this.opened()) return;
|
|
|
+ this.parent.open.apply(this, arguments);
|
|
|
+ this.resizeSearch();
|
|
|
+ this.focusSearch();
|
|
|
+ };
|
|
|
+
|
|
|
+ MultiSelect2.prototype.close = function () {
|
|
|
+ if (!this.opened()) return;
|
|
|
+ this.parent.close.apply(this, arguments);
|
|
|
+ };
|
|
|
+
|
|
|
+ MultiSelect2.prototype.updateSelection = function (data) {
|
|
|
+ var self = this;
|
|
|
+ this.selection.find(".select2-search-choice").remove();
|
|
|
+ $(data).each(function () {
|
|
|
+ self.addSelectedChoice(this);
|
|
|
+ });
|
|
|
+ self.postprocessResults();
|
|
|
+ this.alignDropdown();
|
|
|
+ };
|
|
|
+
|
|
|
+ MultiSelect2.prototype.onSelect = function (data) {
|
|
|
+ this.addSelectedChoice(data);
|
|
|
+ if (this.select) { this.postprocessResults(); }
|
|
|
+ this.close();
|
|
|
+ this.search.width(10);
|
|
|
+ this.focusSearch();
|
|
|
+ };
|
|
|
+
|
|
|
+ MultiSelect2.prototype.cancel = function () {
|
|
|
+ this.close();
|
|
|
+ this.focusSearch();
|
|
|
+ };
|
|
|
+
|
|
|
+ MultiSelect2.prototype.addSelectedChoice = function (data) {
|
|
|
+ var choice,
|
|
|
+ id = data.id,
|
|
|
+ parts,
|
|
|
+ val = this.getVal();
|
|
|
+
|
|
|
+ parts = ["<li class='select2-search-choice'>",
|
|
|
+ this.opts.formatSelection(data),
|
|
|
+ "<a href='javascript:void(0)' class='select2-search-choice-close' tabindex='-1'></a>",
|
|
|
+ "</li>"
|
|
|
+ ];
|
|
|
+
|
|
|
+ choice = $(parts.join(""));
|
|
|
+ choice.find("a")
|
|
|
+ .on("click dblclick", this.bind(function (e) {
|
|
|
+ this.unselect($(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 () {
|
|
|
+ this.container.addClass("select2-container-active");
|
|
|
+ }));
|
|
|
+
|
|
|
+ choice.data("select2-data", data);
|
|
|
+ choice.insertBefore(this.searchContainer);
|
|
|
+
|
|
|
+ val.push(id);
|
|
|
+ this.setVal(val);
|
|
|
+ };
|
|
|
+
|
|
|
+ MultiSelect2.prototype.unselect = function (selected) {
|
|
|
+ var val = this.getVal(),
|
|
|
+ index;
|
|
|
+
|
|
|
+ selected = selected.closest(".select2-search-choice");
|
|
|
+
|
|
|
+ if (selected.length === 0) {
|
|
|
+ throw "Invalid argument: " + selected + ". Must be .select2-search-choice";
|
|
|
+ }
|
|
|
+
|
|
|
+ index = indexOf(selected.data("select2-data").id, val);
|
|
|
+
|
|
|
+ if (index >= 0) {
|
|
|
+ val.splice(index, 1);
|
|
|
+ this.setVal(val);
|
|
|
+ if (this.select) this.postprocessResults();
|
|
|
+ }
|
|
|
+ selected.remove();
|
|
|
+ window.setTimeout(this.bind(this.alignDropdown), 20);
|
|
|
+ };
|
|
|
+
|
|
|
+ MultiSelect2.prototype.postprocessResults = function () {
|
|
|
+ var val = this.getVal(),
|
|
|
+ choices = this.results.find(".select2-result"),
|
|
|
+ self = this;
|
|
|
+
|
|
|
+ choices.each(function () {
|
|
|
+ var choice = $(this), id = choice.data("select2-data").id;
|
|
|
+ if (val.indexOf(id) >= 0) {
|
|
|
+ choice.addClass("select2-disabled");
|
|
|
+ } else {
|
|
|
+ choice.removeClass("select2-disabled");
|
|
|
+ }
|
|
|
+ });
|
|
|
+
|
|
|
+ choices.each(function (i) {
|
|
|
+ if (!$(this).hasClass("select2-disabled")) {
|
|
|
+ self.highlight(i);
|
|
|
+ return false;
|
|
|
+ }
|
|
|
+ });
|
|
|
+
|
|
|
+ };
|
|
|
+
|
|
|
+ MultiSelect2.prototype.resizeSearch = function () {
|
|
|
+
|
|
|
+ var minimumWidth, left, maxWidth, containerLeft, searchWidth;
|
|
|
+
|
|
|
+ minimumWidth = measureTextWidth(this.search) + 10;
|
|
|
+
|
|
|
+ left = this.search.offset().left;
|
|
|
+
|
|
|
+ maxWidth = this.selection.width();
|
|
|
+ containerLeft = this.selection.offset().left;
|
|
|
+
|
|
|
+ searchWidth = maxWidth - (left - containerLeft) - getSideBorderPadding(this.search);
|
|
|
+
|
|
|
+ if (searchWidth < minimumWidth) {
|
|
|
+ searchWidth = maxWidth - getSideBorderPadding(this.search);
|
|
|
+ }
|
|
|
+
|
|
|
+ if (searchWidth < 40) {
|
|
|
+ searchWidth = maxWidth - getSideBorderPadding(this.search);
|
|
|
+ }
|
|
|
+ this.search.width(searchWidth);
|
|
|
+ };
|
|
|
+
|
|
|
+ MultiSelect2.prototype.getVal = function () {
|
|
|
+ var val;
|
|
|
+ if (this.select) {
|
|
|
+ val = this.select.val();
|
|
|
+ return val === null ? [] : val;
|
|
|
+ } else {
|
|
|
+ val = this.opts.element.val();
|
|
|
+ return (val === null || val === "") ? [] : val.split(",");
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ MultiSelect2.prototype.setVal = function (val) {
|
|
|
+ if (this.select) {
|
|
|
+ this.select.val(val);
|
|
|
+ } else {
|
|
|
+ this.opts.element.val(val.length === 0 ? "" : val.join(","));
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ MultiSelect2.prototype.val = function () {
|
|
|
+ var val, data = [];
|
|
|
+
|
|
|
+ if (arguments.length === 0) {
|
|
|
+ return this.getVal();
|
|
|
+ }
|
|
|
+
|
|
|
+ val = arguments[0];
|
|
|
+
|
|
|
+ if (this.select) {
|
|
|
+ // val is a list of ids
|
|
|
+ this.setVal(val);
|
|
|
+ this.select.find(":selected").each(function () {
|
|
|
+ data.push({id: $(this).attr("value"), text: $(this).text()});
|
|
|
+ });
|
|
|
+ this.updateSelection(data);
|
|
|
+ } else {
|
|
|
+ val = (val === null) ? [] : val;
|
|
|
+ this.setVal(val);
|
|
|
+ // val is a list of objects
|
|
|
+
|
|
|
+ $(val).each(function () { data.push(this.id); });
|
|
|
+ this.setVal(data);
|
|
|
+ this.updateSelection(val);
|
|
|
+ }
|
|
|
+ };
|
|
|
+
|
|
|
+ $.fn.select2 = function () {
|
|
|
+
|
|
|
+ var args = Array.prototype.slice.call(arguments, 0),
|
|
|
+ opts,
|
|
|
+ select2,
|
|
|
+ value, multiple, allowedMethods = ["val"];
|
|
|
+
|
|
|
+ this.each(function () {
|
|
|
+ if (args.length === 0 || typeof(args[0]) === "object") {
|
|
|
+ opts = args.length === 0 ? {} : args[0];
|
|
|
+ opts.element = $(this);
|
|
|
+
|
|
|
+ if (opts.element.get(0).tagName.toLowerCase() === "select") {
|
|
|
+ multiple = opts.element.prop("multiple");
|
|
|
+ } else {
|
|
|
+ multiple = opts.multiple || false;
|
|
|
+ }
|
|
|
+
|
|
|
+ select2 = multiple ? new MultiSelect2() : new SingleSelect2();
|
|
|
+ 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");
|
|
|
+ value = select2[args[0]].apply(select2, args.slice(1));
|
|
|
+ if (value !== undefined) {return false;}
|
|
|
+ } else {
|
|
|
+ throw "Invalid arguments to select2 plugin: " + args;
|
|
|
+ }
|
|
|
+ });
|
|
|
+ return (value === undefined) ? this : value;
|
|
|
+ };
|
|
|
+
|
|
|
+}(jQuery));
|
Igor Vaynberg