621 lines
14 KiB
JavaScript
621 lines
14 KiB
JavaScript
define('select2/utils',[], function () {
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var Utils = {};
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Utils.Extend = function (ChildClass, SuperClass) {
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var __hasProp = {}.hasOwnProperty
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function BaseConstructor () {
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this.constructor = ChildClass;
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}
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for (var key in SuperClass) {
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if (__hasProp.call(SuperClass, key)) {
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ChildClass[key] = SuperClass[key];
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}
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}
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BaseConstructor.prototype = SuperClass.prototype;
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ChildClass.prototype = new BaseConstructor();
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ChildClass.__super__ = SuperClass.prototype;
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return ChildClass;
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};
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function getMethods (theClass) {
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var proto = theClass.prototype;
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var methods = [];
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for (var methodName in proto) {
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var m = proto[methodName];
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if (typeof m !== "function") {
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continue;
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}
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methods.push(methodName);
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}
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return methods;
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}
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Utils.Decorate = function (SuperClass, DecoratorClass) {
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var decoratedMethods = getMethods(DecoratorClass);
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var superMethods = getMethods(SuperClass);
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function DecoratedClass () {
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var unshift = Array.prototype.unshift;
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var argCount = DecoratorClass.prototype.constructor.length;
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var calledConstructor = SuperClass.prototype.constructor;
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if (argCount > 0) {
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unshift.call(arguments, SuperClass.prototype.constructor);
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calledConstructor = DecoratorClass.prototype.constructor;
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}
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calledConstructor.apply(this, arguments);
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}
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DecoratorClass.displayName = SuperClass.displayName;
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function ctr () {
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this.constructor = DecoratedClass;
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}
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DecoratedClass.prototype = new ctr();
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for (var m = 0; m < superMethods.length; m++) {
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var methodName = superMethods[m];
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DecoratedClass.prototype[methodName] = SuperClass.prototype[methodName];
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}
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for (var m = 0; m < decoratedMethods.length; m++) {
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var methodName = decoratedMethods[m];
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function calledMethod (methodName) {
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// Stub out the original method if it's not decorating an actual method
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var originalMethod = function () {};
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if (methodName in DecoratedClass.prototype) {
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originalMethod = DecoratedClass.prototype[methodName];
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}
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var decoratedMethod = DecoratorClass.prototype[methodName];
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return function () {
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var unshift = Array.prototype.unshift;
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unshift.call(arguments, originalMethod);
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return decoratedMethod.apply(this, arguments);
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}
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}
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DecoratedClass.prototype[methodName] = calledMethod(methodName);
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}
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return DecoratedClass;
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}
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var Observable = function () {
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this.listeners = {};
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};
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Observable.prototype.on = function (event, callback) {
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if (event in this.listeners) {
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this.listeners[event].push(callback);
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} else {
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this.listeners[event] = [callback];
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}
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};
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Observable.prototype.trigger = function (event) {
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var slice = Array.prototype.slice;
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if (event in this.listeners) {
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this.invoke(this.listeners[event], slice.call(arguments, 1));
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}
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if ("*" in this.listeners) {
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this.invoke(this.listeners["*"], arguments);
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}
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};
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Observable.prototype.invoke = function (listeners, params) {
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for (var i = 0, len = listeners.length; i < len; i++) {
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listeners[i].apply(this, params);
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}
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};
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Utils.Observable = Observable;
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return Utils;
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});
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define('select2/data/select',[
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'../utils',
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'jquery'
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], function (Utils, $) {
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function SelectAdapter ($element, options) {
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this.$element = $element;
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SelectAdapter.__super__.constructor.call(this);
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}
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Utils.Extend(SelectAdapter, Utils.Observable);
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SelectAdapter.prototype.current = function (callback) {
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var data = [];
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var self = this;
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this.$element.find(":selected").each(function () {
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var $option = $(this);
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var option = self.item($option);
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data.push(option);
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});
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callback(data);
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};
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SelectAdapter.prototype.select = function (data) {
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var self = this;
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if (this.$element.prop("multiple")) {
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this.current(function (currentData) {
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var val = [];
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data = [data];
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data.push.apply(data, currentData);
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for (var d = 0; d < data.length; d++) {
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id = data[d].id;
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if (val.indexOf(id) === -1) {
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val.push(id);
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}
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}
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self.$element.val(val);
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self.$element.trigger("change");
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});
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} else {
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var val = data.id;
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this.$element.val(val);
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this.$element.trigger("change");
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}
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}
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SelectAdapter.prototype.query = function (params, callback) {
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var data = [];
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var self = this;
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this.$element.find("option").each(function () {
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var $option = $(this);
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var option = self.item($option);
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if (self.matches(params, option)) {
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data.push(option);
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}
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});
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callback(data);
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};
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SelectAdapter.prototype.item = function ($option) {
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var data = {
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id: $option.val(),
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text: $option.html()
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};
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return data;
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};
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SelectAdapter.prototype.matches = function (params, data) {
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if ($.trim(params.term) == "") {
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return true;
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}
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if (data.text.indexOf(params.term) > -1) {
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return true;
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}
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return false;
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}
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return SelectAdapter;
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});
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define('select2/results',[
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'./utils'
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], function (Utils) {
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function Results ($element, options, dataAdapter) {
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this.$element = $element;
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this.data = dataAdapter;
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Results.__super__.constructor.call(this);
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}
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Utils.Extend(Results, Utils.Observable);
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Results.prototype.render = function () {
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var $results = $(
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'<ul class="options"></ul>'
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);
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this.$results = $results;
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return $results;
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};
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Results.prototype.clear = function () {
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this.$results.empty();
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};
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Results.prototype.append = function (data) {
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var $options = [];
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for (var d = 0; d < data.length; d++) {
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var item = data[d];
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var $option = this.option(item);
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$options.push($option);
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}
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this.$results.append($options);
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};
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Results.prototype.setClasses = function () {
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var self = this;
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this.data.current(function (selected) {
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selected = $.map(selected, function (s) { return s.id; });
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self.$results.find(".option.selected").removeClass("selected");
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var $options = self.$results.find(".option");
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$options.each(function () {
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var $option = $(this);
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var item = $option.data("data");
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if (selected.indexOf(item.id) > -1) {
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$option.addClass("selected");
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}
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});
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});
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};
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Results.prototype.option = function (data) {
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var $option = $(
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'<li class="option"></li>'
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);
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$option.html(data.text);
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$option.data("data", data);
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return $option;
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}
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Results.prototype.bind = function ($container) {
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var self = this;
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this.on("results:all", function (data) {
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self.clear();
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self.append(data);
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self.setClasses();
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});
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this.on("results:append", function (data) {
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self.append(data);
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self.setClasses();
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})
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this.$results.on("click", ".option", function (evt) {
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var data = $(this).data("data");
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self.trigger("selected", {
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originalEvent: evt,
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data: data
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});
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self.setClasses();
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});
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this.$results.on("mouseenter", ".option", function (evt) {
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self.$results.find(".option.highlighted").removeClass("highlighted");
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$(this).addClass("highlighted");
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});
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this.$results.on("mouseleave", ".option", function (evt) {
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$(this).removeClass("highlighted");
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});
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};
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return Results;
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})
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;
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define('select2/dropdown',[
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'./utils'
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], function (Utils) {
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function Dropdown ($element, options) {
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this.$element = $element;
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}
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Utils.Extend(Dropdown, Utils.Observable);
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Dropdown.prototype.render = function () {
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var $dropdown = $(
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'<span class="">' +
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'<span class="results"></span>' +
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'</span>'
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);
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return $dropdown;
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}
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return Dropdown;
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})
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;
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define('select2/selection/single',[
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'../utils'
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], function (Utils) {
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function SingleSelection ($element, options) {
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this.$element = $element;
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this.options = options;
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SingleSelection.__super__.constructor.call(this);
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}
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Utils.Extend(SingleSelection, Utils.Observable);
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SingleSelection.prototype.render = function () {
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var $selection = $(
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'<span class="single-select">' +
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'<span class="rendered-selection"></span>' +
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'</span>'
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);
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this.$selection = $selection;
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return $selection;
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}
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SingleSelection.prototype.bind = function ($container) {
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var self = this;
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this.$selection.on('click', function (evt) {
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self.trigger("toggle", {
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originalEvent: evt
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});
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});
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}
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SingleSelection.prototype.clear = function () {
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this.$selection.find(".rendered-selection").empty();
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}
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SingleSelection.prototype.display = function (data) {
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return data.text;
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}
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SingleSelection.prototype.update = function (data) {
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if (data.length == 0) {
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this.clear();
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return;
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}
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var selection = data[0];
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var formatted = this.display(selection);
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this.$selection.find(".rendered-selection").html(formatted);
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}
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return SingleSelection;
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});
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define('select2/selection/multiple',[
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'../utils'
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], function (Utils) {
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function MultipleSelection ($element, options) {
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this.$element = $element;
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this.options = options;
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MultipleSelection.__super__.constructor.call(this);
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}
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Utils.Extend(MultipleSelection, Utils.Observable);
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MultipleSelection.prototype.render = function () {
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var $selection = $(
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'<span class="multiple-select">' +
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'<ul class="rendered-selection"></ul>' +
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'</span>'
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);
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this.$selection = $selection;
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return $selection;
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}
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MultipleSelection.prototype.bind = function ($container) {
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var self = this;
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this.$selection.on('click', function (evt) {
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self.trigger("toggle", {
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originalEvent: evt
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});
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});
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}
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MultipleSelection.prototype.clear = function () {
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this.$selection.find(".rendered-selection").empty();
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}
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MultipleSelection.prototype.display = function (data) {
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return data.text;
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}
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MultipleSelection.prototype.update = function (data) {
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this.clear();
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if (data.length == 0) {
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return;
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}
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var $selections = [];
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for (var d = 0; d < data.length; d++) {
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var selection = data[d];
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var formatted = this.display(selection);
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var $selection = $('<ul class="choice"></ul>');
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$selection.text(formatted);
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$selection.data("data", data);
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$selections.push($selection);
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}
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this.$selection.find(".rendered-selection").append($selections);
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}
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return MultipleSelection;
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});
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define('select2/options',[
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'./data/select',
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'./results',
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'./dropdown',
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'./selection/single',
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'./selection/multiple'
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], function (SelectData, ResultsList, Dropdown, SingleSelection,
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MultipleSelection) {
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function Options (options) {
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this.options = options;
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this.dataAdapter = SelectData;
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this.resultsAdapter = ResultsList;
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this.dropdownAdapter = options.dropdownAdapter || Dropdown;
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this.selectionAdapter = options.selectionAdapter;
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if (this.selectionAdapter == null) {
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if (this.options.multiple) {
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this.selectionAdapter = MultipleSelection;
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} else {
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this.selectionAdapter = SingleSelection;
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}
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}
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}
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return Options;
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})
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;
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define('select2/core',[
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'jquery',
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'./options',
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'./utils'
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], function ($, Options, Utils) {
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var Select2 = function ($element, options) {
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this.$element = $element;
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options = options || {};
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options.multiple = options.multiple || $element.prop("multiple");
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this.options = new Options(options);
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Select2.__super__.constructor.call(this);
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// Set up containers and adapters
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this.data = new this.options.dataAdapter($element, this.options);
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var $container = this.render();
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$container.insertAfter(this.$element);
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$container.width($element.width());
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this.selection = new this.options.selectionAdapter($element, this.options);
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var $selectionContainer = $container.find(".selection");
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var $selection = this.selection.render();
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$selectionContainer.append($selection);
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this.dropdown = new this.options.dropdownAdapter($element, this.options);
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var $dropdownContainer = $container.find(".dropdown");
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var $dropdown = this.dropdown.render();
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$dropdownContainer.append($dropdown);
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this.results = new this.options.resultsAdapter($element, this.options, this.data);
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var $resultsContainer = $dropdown.find(".results");
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var $results = this.results.render();
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$resultsContainer.append($results);
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// Bind events
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var self = this;
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this.selection.bind($container);
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this.results.bind($container);
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this.$element.on("change", function () {
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self.data.current(function (data) {
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self.selection.update(data);
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});
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});
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this.selection.on("toggle", function () {
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$container.toggleClass("open");
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});
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this.results.on("selected", function (params) {
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self.data.select(params.data);
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$container.removeClass("open");
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});
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// Set the initial state
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this.data.current(function (initialData) {
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self.selection.update(initialData);
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});
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this.data.query({}, function (data) {
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self.results.trigger("results:all", data);
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});
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};
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Utils.Extend(Select2, Utils.Observable);
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|
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Select2.prototype.render = function () {
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var $container = $(
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'<span class="select2 select2-container select2-theme-default">' +
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'<span class="selection"></span>' +
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'<span class="dropdown"></span>' +
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'</span>'
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);
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return $container;
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};
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return Select2;
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});
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