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-// MarionetteJS (Backbone.Marionette)
-// ----------------------------------
-// v1.8.8
-//
-// Copyright (c)2014 Derick Bailey, Muted Solutions, LLC.
-// Distributed under MIT license
-//
-// http://marionettejs.com
-
-(function (root, factory) {
- if (typeof exports === 'object') {
-
- var underscore = require('underscore');
- var backbone = require('backbone');
- var wreqr = require('backbone.wreqr');
- var babysitter = require('backbone.babysitter');
-
- module.exports = factory(underscore, backbone, wreqr, babysitter);
-
- } else if (typeof define === 'function' && define.amd) {
-
- define(['underscore', 'backbone', 'backbone.wreqr',
'backbone.babysitter'], factory);
-
- }
-}(this, function (_, Backbone) {
-
- var Marionette = (function(global, Backbone, _){
- "use strict";
-
- // Define and export the Marionette namespace
- var Marionette = {};
- Backbone.Marionette = Marionette;
-
- // Get the DOM manipulator for later use
- Marionette.$ = Backbone.$;
-
- // Helpers
- // -------
-
- // For slicing `arguments` in functions
- var slice = Array.prototype.slice;
-
- function throwError(message, name) {
- var error = new Error(message);
- error.name = name || 'Error';
- throw error;
- }
-
- // Marionette.extend
- // -----------------
-
- // Borrow the Backbone `extend` method so we can use it as needed
- Marionette.extend = Backbone.Model.extend;
-
- // Marionette.getOption
- // --------------------
-
- // Retrieve an object, function or other value from a target
- // object or its `options`, with `options` taking precedence.
- Marionette.getOption = function(target, optionName){
- if (!target || !optionName){ return; }
- var value;
-
- if (target.options && (optionName in target.options) &&
(target.options[optionName] !== undefined)){
- value = target.options[optionName];
- } else {
- value = target[optionName];
- }
-
- return value;
- };
-
- // Marionette.normalizeMethods
- // ----------------------
-
- // Pass in a mapping of events => functions or function names
- // and return a mapping of events => functions
- Marionette.normalizeMethods = function(hash) {
- var normalizedHash = {}, method;
- _.each(hash, function(fn, name) {
- method = fn;
- if (!_.isFunction(method)) {
- method = this[method];
- }
- if (!method) {
- return;
- }
- normalizedHash[name] = method;
- }, this);
- return normalizedHash;
- };
-
-
- // allows for the use of the @ui. syntax within
- // a given key for triggers and events
- // swaps the @ui with the associated selector
- Marionette.normalizeUIKeys = function(hash, ui) {
- if (typeof(hash) === "undefined") {
- return;
- }
-
- _.each(_.keys(hash), function(v) {
- var pattern = /@ui.[a-zA-Z_$0-9]*/g;
- if (v.match(pattern)) {
- hash[v.replace(pattern, function(r) {
- return ui[r.slice(4)];
- })] = hash[v];
- delete hash[v];
- }
- });
-
- return hash;
- };
-
- // Mix in methods from Underscore, for iteration, and other
- // collection related features.
- // Borrowing this code from Backbone.Collection:
- // http://backbonejs.org/docs/backbone.html#section-106
- Marionette.actAsCollection = function(object, listProperty) {
- var methods = ['forEach', 'each', 'map', 'find', 'detect', 'filter',
- 'select', 'reject', 'every', 'all', 'some', 'any', 'include',
- 'contains', 'invoke', 'toArray', 'first', 'initial', 'rest',
- 'last', 'without', 'isEmpty', 'pluck'];
-
- _.each(methods, function(method) {
- object[method] = function() {
- var list = _.values(_.result(this, listProperty));
- var args = [list].concat(_.toArray(arguments));
- return _[method].apply(_, args);
- };
- });
- };
-
- // Trigger an event and/or a corresponding method name. Examples:
- //
- // `this.triggerMethod("foo")` will trigger the "foo" event and
- // call the "onFoo" method.
- //
- // `this.triggerMethod("foo:bar")` will trigger the "foo:bar" event and
- // call the "onFooBar" method.
- Marionette.triggerMethod = (function(){
-
- // split the event name on the ":"
- var splitter = /(^|:)(\w)/gi;
-
- // take the event section ("section1:section2:section3")
- // and turn it in to uppercase name
- function getEventName(match, prefix, eventName) {
- return eventName.toUpperCase();
- }
-
- // actual triggerMethod implementation
- var triggerMethod = function(event) {
- // get the method name from the event name
- var methodName = 'on' + event.replace(splitter, getEventName);
- var method = this[methodName];
-
- // trigger the event, if a trigger method exists
- if(_.isFunction(this.trigger)) {
- this.trigger.apply(this, arguments);
- }
-
- // call the onMethodName if it exists
- if (_.isFunction(method)) {
- // pass all arguments, except the event name
- return method.apply(this, _.tail(arguments));
- }
- };
-
- return triggerMethod;
- })();
-
- // DOMRefresh
- // ----------
- //
- // Monitor a view's state, and after it has been rendered and shown
- // in the DOM, trigger a "dom:refresh" event every time it is
- // re-rendered.
-
- Marionette.MonitorDOMRefresh = (function(documentElement){
- // track when the view has been shown in the DOM,
- // using a Marionette.Region (or by other means of triggering "show")
- function handleShow(view){
- view._isShown = true;
- triggerDOMRefresh(view);
- }
-
- // track when the view has been rendered
- function handleRender(view){
- view._isRendered = true;
- triggerDOMRefresh(view);
- }
-
- // Trigger the "dom:refresh" event and corresponding "onDomRefresh" method
- function triggerDOMRefresh(view){
- if (view._isShown && view._isRendered && isInDOM(view)){
- if (_.isFunction(view.triggerMethod)){
- view.triggerMethod("dom:refresh");
- }
- }
- }
-
- function isInDOM(view) {
- return documentElement.contains(view.el);
- }
-
- // Export public API
- return function(view){
- view.listenTo(view, "show", function(){
- handleShow(view);
- });
-
- view.listenTo(view, "render", function(){
- handleRender(view);
- });
- };
- })(document.documentElement);
-
-
- // Marionette.bindEntityEvents & unbindEntityEvents
- // ---------------------------
- //
- // These methods are used to bind/unbind a backbone "entity"
(collection/model)
- // to methods on a target object.
- //
- // The first parameter, `target`, must have a `listenTo` method from the
- // EventBinder object.
- //
- // The second parameter is the entity (Backbone.Model or Backbone.Collection)
- // to bind the events from.
- //
- // The third parameter is a hash of { "event:name": "eventHandler" }
- // configuration. Multiple handlers can be separated by a space. A
- // function can be supplied instead of a string handler name.
-
- (function(Marionette){
- "use strict";
-
- // Bind the event to handlers specified as a string of
- // handler names on the target object
- function bindFromStrings(target, entity, evt, methods){
- var methodNames = methods.split(/\s+/);
-
- _.each(methodNames, function(methodName) {
-
- var method = target[methodName];
- if(!method) {
- throwError("Method '"+ methodName +"' was configured as an event
handler, but does not exist.");
- }
-
- target.listenTo(entity, evt, method);
- });
- }
-
- // Bind the event to a supplied callback function
- function bindToFunction(target, entity, evt, method){
- target.listenTo(entity, evt, method);
- }
-
- // Bind the event to handlers specified as a string of
- // handler names on the target object
- function unbindFromStrings(target, entity, evt, methods){
- var methodNames = methods.split(/\s+/);
-
- _.each(methodNames, function(methodName) {
- var method = target[methodName];
- target.stopListening(entity, evt, method);
- });
- }
-
- // Bind the event to a supplied callback function
- function unbindToFunction(target, entity, evt, method){
- target.stopListening(entity, evt, method);
- }
-
-
- // generic looping function
- function iterateEvents(target, entity, bindings, functionCallback,
stringCallback){
- if (!entity || !bindings) { return; }
-
- // allow the bindings to be a function
- if (_.isFunction(bindings)){
- bindings = bindings.call(target);
- }
-
- // iterate the bindings and bind them
- _.each(bindings, function(methods, evt){
-
- // allow for a function as the handler,
- // or a list of event names as a string
- if (_.isFunction(methods)){
- functionCallback(target, entity, evt, methods);
- } else {
- stringCallback(target, entity, evt, methods);
- }
-
- });
- }
-
- // Export Public API
- Marionette.bindEntityEvents = function(target, entity, bindings){
- iterateEvents(target, entity, bindings, bindToFunction, bindFromStrings);
- };
-
- Marionette.unbindEntityEvents = function(target, entity, bindings){
- iterateEvents(target, entity, bindings, unbindToFunction,
unbindFromStrings);
- };
-
- })(Marionette);
-
-
- // Callbacks
- // ---------
-
- // A simple way of managing a collection of callbacks
- // and executing them at a later point in time, using jQuery's
- // `Deferred` object.
- Marionette.Callbacks = function(){
- this._deferred = Marionette.$.Deferred();
- this._callbacks = [];
- };
-
- _.extend(Marionette.Callbacks.prototype, {
-
- // Add a callback to be executed. Callbacks added here are
- // guaranteed to execute, even if they are added after the
- // `run` method is called.
- add: function(callback, contextOverride){
- this._callbacks.push({cb: callback, ctx: contextOverride});
-
- this._deferred.done(function(context, options){
- if (contextOverride){ context = contextOverride; }
- callback.call(context, options);
- });
- },
-
- // Run all registered callbacks with the context specified.
- // Additional callbacks can be added after this has been run
- // and they will still be executed.
- run: function(options, context){
- this._deferred.resolve(context, options);
- },
-
- // Resets the list of callbacks to be run, allowing the same list
- // to be run multiple times - whenever the `run` method is called.
- reset: function(){
- var callbacks = this._callbacks;
- this._deferred = Marionette.$.Deferred();
- this._callbacks = [];
-
- _.each(callbacks, function(cb){
- this.add(cb.cb, cb.ctx);
- }, this);
- }
- });
-
- // Marionette Controller
- // ---------------------
- //
- // A multi-purpose object to use as a controller for
- // modules and routers, and as a mediator for workflow
- // and coordination of other objects, views, and more.
- Marionette.Controller = function(options){
- this.triggerMethod = Marionette.triggerMethod;
- this.options = options || {};
-
- if (_.isFunction(this.initialize)){
- this.initialize(this.options);
- }
- };
-
- Marionette.Controller.extend = Marionette.extend;
-
- // Controller Methods
- // --------------
-
- // Ensure it can trigger events with Backbone.Events
- _.extend(Marionette.Controller.prototype, Backbone.Events, {
- close: function(){
- this.stopListening();
- var args = Array.prototype.slice.call(arguments);
- this.triggerMethod.apply(this, ["close"].concat(args));
- this.off();
- }
- });
-
- // Region
- // ------
- //
- // Manage the visual regions of your composite application. See
- //
http://lostechies.com/derickbailey/2011/12/12/composite-js-apps-regions-and-region-managers/
-
- Marionette.Region = function(options){
- this.options = options || {};
- this.el = Marionette.getOption(this, "el");
-
- if (!this.el){
- throwError("An 'el' must be specified for a region.", "NoElError");
- }
-
- if (this.initialize){
- var args = Array.prototype.slice.apply(arguments);
- this.initialize.apply(this, args);
- }
- };
-
-
- // Region Type methods
- // -------------------
-
- _.extend(Marionette.Region, {
-
- // Build an instance of a region by passing in a configuration object
- // and a default region type to use if none is specified in the config.
- //
- // The config object should either be a string as a jQuery DOM selector,
- // a Region type directly, or an object literal that specifies both
- // a selector and regionType:
- //
- // ```js
- // {
- // selector: "#foo",
- // regionType: MyCustomRegion
- // }
- // ```
- //
- buildRegion: function(regionConfig, defaultRegionType){
- var regionIsString = _.isString(regionConfig);
- var regionSelectorIsString = _.isString(regionConfig.selector);
- var regionTypeIsUndefined = _.isUndefined(regionConfig.regionType);
- var regionIsType = _.isFunction(regionConfig);
-
- if (!regionIsType && !regionIsString && !regionSelectorIsString) {
- throwError("Region must be specified as a Region type, a selector
string or an object with selector property");
- }
-
- var selector, RegionType;
-
- // get the selector for the region
-
- if (regionIsString) {
- selector = regionConfig;
- }
-
- if (regionConfig.selector) {
- selector = regionConfig.selector;
- delete regionConfig.selector;
- }
-
- // get the type for the region
-
- if (regionIsType){
- RegionType = regionConfig;
- }
-
- if (!regionIsType && regionTypeIsUndefined) {
- RegionType = defaultRegionType;
- }
-
- if (regionConfig.regionType) {
- RegionType = regionConfig.regionType;
- delete regionConfig.regionType;
- }
-
- if (regionIsString || regionIsType) {
- regionConfig = {};
- }
-
- regionConfig.el = selector;
-
- // build the region instance
- var region = new RegionType(regionConfig);
-
- // override the `getEl` function if we have a parentEl
- // this must be overridden to ensure the selector is found
- // on the first use of the region. if we try to assign the
- // region's `el` to `parentEl.find(selector)` in the object
- // literal to build the region, the element will not be
- // guaranteed to be in the DOM already, and will cause problems
- if (regionConfig.parentEl){
- region.getEl = function(selector) {
- var parentEl = regionConfig.parentEl;
- if (_.isFunction(parentEl)){
- parentEl = parentEl();
- }
- return parentEl.find(selector);
- };
- }
-
- return region;
- }
-
- });
-
- // Region Instance Methods
- // -----------------------
-
- _.extend(Marionette.Region.prototype, Backbone.Events, {
-
- // Displays a backbone view instance inside of the region.
- // Handles calling the `render` method for you. Reads content
- // directly from the `el` attribute. Also calls an optional
- // `onShow` and `close` method on your view, just after showing
- // or just before closing the view, respectively.
- // The `preventClose` option can be used to prevent a view from being
destroyed on show.
- show: function(view, options){
- this.ensureEl();
-
- var showOptions = options || {};
- var isViewClosed = view.isClosed || _.isUndefined(view.$el);
- var isDifferentView = view !== this.currentView;
- var preventClose = !!showOptions.preventClose;
-
- // only close the view if we don't want to preventClose and the view is
different
- var _shouldCloseView = !preventClose && isDifferentView;
-
- if (_shouldCloseView) {
- this.close();
- }
-
- view.render();
- Marionette.triggerMethod.call(this, "before:show", view);
-
- if (_.isFunction(view.triggerMethod)) {
- view.triggerMethod("before:show");
- } else {
- Marionette.triggerMethod.call(view, "before:show");
- }
-
- if (isDifferentView || isViewClosed) {
- this.open(view);
- }
-
- this.currentView = view;
-
- Marionette.triggerMethod.call(this, "show", view);
-
- if (_.isFunction(view.triggerMethod)) {
- view.triggerMethod("show");
- } else {
- Marionette.triggerMethod.call(view, "show");
- }
-
- return this;
- },
-
- ensureEl: function(){
- if (!this.$el || this.$el.length === 0){
- this.$el = this.getEl(this.el);
- }
- },
-
- // Override this method to change how the region finds the
- // DOM element that it manages. Return a jQuery selector object.
- getEl: function(selector){
- return Marionette.$(selector);
- },
-
- // Override this method to change how the new view is
- // appended to the `$el` that the region is managing
- open: function(view){
- this.$el.empty().append(view.el);
- },
-
- // Close the current view, if there is one. If there is no
- // current view, it does nothing and returns immediately.
- close: function(){
- var view = this.currentView;
- if (!view || view.isClosed){ return; }
-
- // call 'close' or 'remove', depending on which is found
- if (view.close) { view.close(); }
- else if (view.remove) { view.remove(); }
-
- Marionette.triggerMethod.call(this, "close", view);
-
- delete this.currentView;
- },
-
- // Attach an existing view to the region. This
- // will not call `render` or `onShow` for the new view,
- // and will not replace the current HTML for the `el`
- // of the region.
- attachView: function(view){
- this.currentView = view;
- },
-
- // Reset the region by closing any existing view and
- // clearing out the cached `$el`. The next time a view
- // is shown via this region, the region will re-query the
- // DOM for the region's `el`.
- reset: function(){
- this.close();
- delete this.$el;
- }
- });
-
- // Copy the `extend` function used by Backbone's classes
- Marionette.Region.extend = Marionette.extend;
-
- // Marionette.RegionManager
- // ------------------------
- //
- // Manage one or more related `Marionette.Region` objects.
- Marionette.RegionManager = (function(Marionette){
-
- var RegionManager = Marionette.Controller.extend({
- constructor: function(options){
- this._regions = {};
- Marionette.Controller.prototype.constructor.call(this, options);
- },
-
- // Add multiple regions using an object literal, where
- // each key becomes the region name, and each value is
- // the region definition.
- addRegions: function(regionDefinitions, defaults){
- var regions = {};
-
- _.each(regionDefinitions, function(definition, name){
- if (_.isString(definition)){
- definition = { selector: definition };
- }
-
- if (definition.selector){
- definition = _.defaults({}, definition, defaults);
- }
-
- var region = this.addRegion(name, definition);
- regions[name] = region;
- }, this);
-
- return regions;
- },
-
- // Add an individual region to the region manager,
- // and return the region instance
- addRegion: function(name, definition){
- var region;
-
- var isObject = _.isObject(definition);
- var isString = _.isString(definition);
- var hasSelector = !!definition.selector;
-
- if (isString || (isObject && hasSelector)){
- region = Marionette.Region.buildRegion(definition,
Marionette.Region);
- } else if (_.isFunction(definition)){
- region = Marionette.Region.buildRegion(definition,
Marionette.Region);
- } else {
- region = definition;
- }
-
- this._store(name, region);
- this.triggerMethod("region:add", name, region);
- return region;
- },
-
- // Get a region by name
- get: function(name){
- return this._regions[name];
- },
-
- // Remove a region by name
- removeRegion: function(name){
- var region = this._regions[name];
- this._remove(name, region);
- },
-
- // Close all regions in the region manager, and
- // remove them
- removeRegions: function(){
- _.each(this._regions, function(region, name){
- this._remove(name, region);
- }, this);
- },
-
- // Close all regions in the region manager, but
- // leave them attached
- closeRegions: function(){
- _.each(this._regions, function(region, name){
- region.close();
- }, this);
- },
-
- // Close all regions and shut down the region
- // manager entirely
- close: function(){
- this.removeRegions();
- Marionette.Controller.prototype.close.apply(this, arguments);
- },
-
- // internal method to store regions
- _store: function(name, region){
- this._regions[name] = region;
- this._setLength();
- },
-
- // internal method to remove a region
- _remove: function(name, region){
- region.close();
- region.stopListening();
- delete this._regions[name];
- this._setLength();
- this.triggerMethod("region:remove", name, region);
- },
-
- // set the number of regions current held
- _setLength: function(){
- this.length = _.size(this._regions);
- }
-
- });
-
- Marionette.actAsCollection(RegionManager.prototype, '_regions');
-
- return RegionManager;
- })(Marionette);
-
-
- // Template Cache
- // --------------
-
- // Manage templates stored in `<script>` blocks,
- // caching them for faster access.
- Marionette.TemplateCache = function(templateId){
- this.templateId = templateId;
- };
-
- // TemplateCache object-level methods. Manage the template
- // caches from these method calls instead of creating
- // your own TemplateCache instances
- _.extend(Marionette.TemplateCache, {
- templateCaches: {},
-
- // Get the specified template by id. Either
- // retrieves the cached version, or loads it
- // from the DOM.
- get: function(templateId){
- var cachedTemplate = this.templateCaches[templateId];
-
- if (!cachedTemplate){
- cachedTemplate = new Marionette.TemplateCache(templateId);
- this.templateCaches[templateId] = cachedTemplate;
- }
-
- return cachedTemplate.load();
- },
-
- // Clear templates from the cache. If no arguments
- // are specified, clears all templates:
- // `clear()`
- //
- // If arguments are specified, clears each of the
- // specified templates from the cache:
- // `clear("#t1", "#t2", "...")`
- clear: function(){
- var i;
- var args = slice.call(arguments);
- var length = args.length;
-
- if (length > 0){
- for(i=0; i<length; i++){
- delete this.templateCaches[args[i]];
- }
- } else {
- this.templateCaches = {};
- }
- }
- });
-
- // TemplateCache instance methods, allowing each
- // template cache object to manage its own state
- // and know whether or not it has been loaded
- _.extend(Marionette.TemplateCache.prototype, {
-
- // Internal method to load the template
- load: function(){
- // Guard clause to prevent loading this template more than once
- if (this.compiledTemplate){
- return this.compiledTemplate;
- }
-
- // Load the template and compile it
- var template = this.loadTemplate(this.templateId);
- this.compiledTemplate = this.compileTemplate(template);
-
- return this.compiledTemplate;
- },
-
- // Load a template from the DOM, by default. Override
- // this method to provide your own template retrieval
- // For asynchronous loading with AMD/RequireJS, consider
- // using a template-loader plugin as described here:
- //
https://github.com/marionettejs/backbone.marionette/wiki/Using-marionette-with-requirejs
- loadTemplate: function(templateId){
- var template = Marionette.$(templateId).html();
-
- if (!template || template.length === 0){
- throwError("Could not find template: '" + templateId + "'",
"NoTemplateError");
- }
-
- return template;
- },
-
- // Pre-compile the template before caching it. Override
- // this method if you do not need to pre-compile a template
- // (JST / RequireJS for example) or if you want to change
- // the template engine used (Handebars, etc).
- compileTemplate: function(rawTemplate){
- return _.template(rawTemplate);
- }
- });
-
- // Renderer
- // --------
-
- // Render a template with data by passing in the template
- // selector and the data to render.
- Marionette.Renderer = {
-
- // Render a template with data. The `template` parameter is
- // passed to the `TemplateCache` object to retrieve the
- // template function. Override this method to provide your own
- // custom rendering and template handling for all of Marionette.
- render: function(template, data){
-
- if (!template) {
- throwError("Cannot render the template since it's false, null or
undefined.", "TemplateNotFoundError");
- }
-
- var templateFunc;
- if (typeof template === "function"){
- templateFunc = template;
- } else {
- templateFunc = Marionette.TemplateCache.get(template);
- }
-
- return templateFunc(data);
- }
- };
-
-
- // Marionette.View
- // ---------------
-
- // The core view type that other Marionette views extend from.
- Marionette.View = Backbone.View.extend({
-
- constructor: function(options){
- _.bindAll(this, "render");
-
- // this exposes view options to the view initializer
- // this is a backfill since backbone removed the assignment
- // of this.options
- // at some point however this may be removed
- this.options = _.extend({}, _.result(this, 'options'),
_.isFunction(options) ? options.call(this) : options);
-
- // parses out the @ui DSL for events
- this.events = this.normalizeUIKeys(_.result(this, 'events'));
-
- if (_.isObject(this.behaviors)) {
- new Marionette.Behaviors(this);
- }
-
- Backbone.View.prototype.constructor.apply(this, arguments);
-
- Marionette.MonitorDOMRefresh(this);
- this.listenTo(this, "show", this.onShowCalled);
- },
-
- // import the "triggerMethod" to trigger events with corresponding
- // methods if the method exists
- triggerMethod: Marionette.triggerMethod,
-
- // Imports the "normalizeMethods" to transform hashes of
- // events=>function references/names to a hash of events=>function
references
- normalizeMethods: Marionette.normalizeMethods,
-
- // Get the template for this view
- // instance. You can set a `template` attribute in the view
- // definition or pass a `template: "whatever"` parameter in
- // to the constructor options.
- getTemplate: function(){
- return Marionette.getOption(this, "template");
- },
-
- // Mix in template helper methods. Looks for a
- // `templateHelpers` attribute, which can either be an
- // object literal, or a function that returns an object
- // literal. All methods and attributes from this object
- // are copies to the object passed in.
- mixinTemplateHelpers: function(target){
- target = target || {};
- var templateHelpers = Marionette.getOption(this, "templateHelpers");
- if (_.isFunction(templateHelpers)){
- templateHelpers = templateHelpers.call(this);
- }
- return _.extend(target, templateHelpers);
- },
-
-
- normalizeUIKeys: function(hash) {
- var ui = _.result(this, 'ui');
- return Marionette.normalizeUIKeys(hash, ui);
- },
-
- // Configure `triggers` to forward DOM events to view
- // events. `triggers: {"click .foo": "do:foo"}`
- configureTriggers: function(){
- if (!this.triggers) { return; }
-
- var triggerEvents = {};
-
- // Allow `triggers` to be configured as a function
- var triggers = this.normalizeUIKeys(_.result(this, "triggers"));
-
- // Configure the triggers, prevent default
- // action and stop propagation of DOM events
- _.each(triggers, function(value, key){
-
- var hasOptions = _.isObject(value);
- var eventName = hasOptions ? value.event : value;
-
- // build the event handler function for the DOM event
- triggerEvents[key] = function(e){
-
- // stop the event in its tracks
- if (e) {
- var prevent = e.preventDefault;
- var stop = e.stopPropagation;
-
- var shouldPrevent = hasOptions ? value.preventDefault : prevent;
- var shouldStop = hasOptions ? value.stopPropagation : stop;
-
- if (shouldPrevent && prevent) { prevent.apply(e); }
- if (shouldStop && stop) { stop.apply(e); }
- }
-
- // build the args for the event
- var args = {
- view: this,
- model: this.model,
- collection: this.collection
- };
-
- // trigger the event
- this.triggerMethod(eventName, args);
- };
-
- }, this);
-
- return triggerEvents;
- },
-
- // Overriding Backbone.View's delegateEvents to handle
- // the `triggers`, `modelEvents`, and `collectionEvents` configuration
- delegateEvents: function(events){
- this._delegateDOMEvents(events);
- Marionette.bindEntityEvents(this, this.model, Marionette.getOption(this,
"modelEvents"));
- Marionette.bindEntityEvents(this, this.collection,
Marionette.getOption(this, "collectionEvents"));
- },
-
- // internal method to delegate DOM events and triggers
- _delegateDOMEvents: function(events){
- events = events || this.events;
- if (_.isFunction(events)){ events = events.call(this); }
-
- var combinedEvents = {};
-
- // look up if this view has behavior events
- var behaviorEvents = _.result(this, 'behaviorEvents') || {};
- var triggers = this.configureTriggers();
-
- // behavior events will be overriden by view events and or triggers
- _.extend(combinedEvents, behaviorEvents, events, triggers);
-
- Backbone.View.prototype.delegateEvents.call(this, combinedEvents);
- },
-
- // Overriding Backbone.View's undelegateEvents to handle unbinding
- // the `triggers`, `modelEvents`, and `collectionEvents` config
- undelegateEvents: function(){
- var args = Array.prototype.slice.call(arguments);
- Backbone.View.prototype.undelegateEvents.apply(this, args);
-
- Marionette.unbindEntityEvents(this, this.model,
Marionette.getOption(this, "modelEvents"));
- Marionette.unbindEntityEvents(this, this.collection,
Marionette.getOption(this, "collectionEvents"));
- },
-
- // Internal method, handles the `show` event.
- onShowCalled: function(){},
-
- // Default `close` implementation, for removing a view from the
- // DOM and unbinding it. Regions will call this method
- // for you. You can specify an `onClose` method in your view to
- // add custom code that is called after the view is closed.
- close: function(){
- if (this.isClosed) { return; }
-
- var args = Array.prototype.slice.call(arguments);
-
- // allow the close to be stopped by returning `false`
- // from the `onBeforeClose` method
- var shouldClose = this.triggerMethod.apply(this,
["before:close"].concat(args));
- if (shouldClose === false){
- return;
- }
-
- // mark as closed before doing the actual close, to
- // prevent infinite loops within "close" event handlers
- // that are trying to close other views
- this.isClosed = true;
- this.triggerMethod.apply(this, ["close"].concat(args));
-
- // unbind UI elements
- this.unbindUIElements();
-
- // remove the view from the DOM
- this.remove();
- },
-
- // This method binds the elements specified in the "ui" hash inside the
view's code with
- // the associated jQuery selectors.
- bindUIElements: function(){
- if (!this.ui) { return; }
-
- // store the ui hash in _uiBindings so they can be reset later
- // and so re-rendering the view will be able to find the bindings
- if (!this._uiBindings){
- this._uiBindings = this.ui;
- }
-
- // get the bindings result, as a function or otherwise
- var bindings = _.result(this, "_uiBindings");
-
- // empty the ui so we don't have anything to start with
- this.ui = {};
-
- // bind each of the selectors
- _.each(_.keys(bindings), function(key) {
- var selector = bindings[key];
- this.ui[key] = this.$(selector);
- }, this);
- },
-
- // This method unbinds the elements specified in the "ui" hash
- unbindUIElements: function(){
- if (!this.ui || !this._uiBindings){ return; }
-
- // delete all of the existing ui bindings
- _.each(this.ui, function($el, name){
- delete this.ui[name];
- }, this);
-
- // reset the ui element to the original bindings configuration
- this.ui = this._uiBindings;
- delete this._uiBindings;
- }
- });
-
- // Item View
- // ---------
-
- // A single item view implementation that contains code for rendering
- // with underscore.js templates, serializing the view's model or collection,
- // and calling several methods on extended views, such as `onRender`.
- Marionette.ItemView = Marionette.View.extend({
-
- // Setting up the inheritance chain which allows changes to
- // Marionette.View.prototype.constructor which allows overriding
- constructor: function(){
- Marionette.View.prototype.constructor.apply(this, arguments);
- },
-
- // Serialize the model or collection for the view. If a model is
- // found, `.toJSON()` is called. If a collection is found, `.toJSON()`
- // is also called, but is used to populate an `items` array in the
- // resulting data. If both are found, defaults to the model.
- // You can override the `serializeData` method in your own view
- // definition, to provide custom serialization for your view's data.
- serializeData: function(){
- var data = {};
-
- if (this.model) {
- data = this.model.toJSON();
- }
- else if (this.collection) {
- data = { items: this.collection.toJSON() };
- }
-
- return data;
- },
-
- // Render the view, defaulting to underscore.js templates.
- // You can override this in your view definition to provide
- // a very specific rendering for your view. In general, though,
- // you should override the `Marionette.Renderer` object to
- // change how Marionette renders views.
- render: function(){
- this.isClosed = false;
-
- this.triggerMethod("before:render", this);
- this.triggerMethod("item:before:render", this);
-
- var data = this.serializeData();
- data = this.mixinTemplateHelpers(data);
-
- var template = this.getTemplate();
- var html = Marionette.Renderer.render(template, data);
-
- this.$el.html(html);
- this.bindUIElements();
-
- this.triggerMethod("render", this);
- this.triggerMethod("item:rendered", this);
-
- return this;
- },
-
- // Override the default close event to add a few
- // more events that are triggered.
- close: function(){
- if (this.isClosed){ return; }
-
- this.triggerMethod('item:before:close');
-
- Marionette.View.prototype.close.apply(this, arguments);
-
- this.triggerMethod('item:closed');
- }
- });
-
- // Collection View
- // ---------------
-
- // A view that iterates over a Backbone.Collection
- // and renders an individual ItemView for each model.
- Marionette.CollectionView = Marionette.View.extend({
- // used as the prefix for item view events
- // that are forwarded through the collectionview
- itemViewEventPrefix: "itemview",
-
- // constructor
- constructor: function(options){
- this._initChildViewStorage();
-
- Marionette.View.prototype.constructor.apply(this, arguments);
-
- this._initialEvents();
- this.initRenderBuffer();
- },
-
- // Instead of inserting elements one by one into the page,
- // it's much more performant to insert elements into a document
- // fragment and then insert that document fragment into the page
- initRenderBuffer: function() {
- this.elBuffer = document.createDocumentFragment();
- this._bufferedChildren = [];
- },
-
- startBuffering: function() {
- this.initRenderBuffer();
- this.isBuffering = true;
- },
-
- endBuffering: function() {
- this.isBuffering = false;
- this.appendBuffer(this, this.elBuffer);
- this._triggerShowBufferedChildren();
- this.initRenderBuffer();
- },
-
- _triggerShowBufferedChildren: function () {
- if (this._isShown) {
- _.each(this._bufferedChildren, function (child) {
- if (_.isFunction(child.triggerMethod)) {
- child.triggerMethod('show');
- } else {
- Marionette.triggerMethod.call(child, 'show');
- }
- });
- this._bufferedChildren = [];
- }
- },
-
- // Configured the initial events that the collection view
- // binds to.
- _initialEvents: function(){
- if (this.collection){
- this.listenTo(this.collection, "add", this.addChildView);
- this.listenTo(this.collection, "remove", this.removeItemView);
- this.listenTo(this.collection, "reset", this.render);
- }
- },
-
- // Handle a child item added to the collection
- addChildView: function(item, collection, options){
- this.closeEmptyView();
- var ItemView = this.getItemView(item);
- var index = this.collection.indexOf(item);
- this.addItemView(item, ItemView, index);
- },
-
- // Override from `Marionette.View` to guarantee the `onShow` method
- // of child views is called.
- onShowCalled: function(){
- this.children.each(function(child){
- if (_.isFunction(child.triggerMethod)) {
- child.triggerMethod('show');
- } else {
- Marionette.triggerMethod.call(child, 'show');
- }
- });
- },
-
- // Internal method to trigger the before render callbacks
- // and events
- triggerBeforeRender: function(){
- this.triggerMethod("before:render", this);
- this.triggerMethod("collection:before:render", this);
- },
-
- // Internal method to trigger the rendered callbacks and
- // events
- triggerRendered: function(){
- this.triggerMethod("render", this);
- this.triggerMethod("collection:rendered", this);
- },
-
- // Render the collection of items. Override this method to
- // provide your own implementation of a render function for
- // the collection view.
- render: function(){
- this.isClosed = false;
- this.triggerBeforeRender();
- this._renderChildren();
- this.triggerRendered();
- return this;
- },
-
- // Internal method. Separated so that CompositeView can have
- // more control over events being triggered, around the rendering
- // process
- _renderChildren: function(){
- this.startBuffering();
-
- this.closeEmptyView();
- this.closeChildren();
-
- if (!this.isEmpty(this.collection)) {
- this.showCollection();
- } else {
- this.showEmptyView();
- }
-
- this.endBuffering();
- },
-
- // Internal method to loop through each item in the
- // collection view and show it
- showCollection: function(){
- var ItemView;
- this.collection.each(function(item, index){
- ItemView = this.getItemView(item);
- this.addItemView(item, ItemView, index);
- }, this);
- },
-
- // Internal method to show an empty view in place of
- // a collection of item views, when the collection is
- // empty
- showEmptyView: function(){
- var EmptyView = this.getEmptyView();
-
- if (EmptyView && !this._showingEmptyView){
- this._showingEmptyView = true;
- var model = new Backbone.Model();
- this.addItemView(model, EmptyView, 0);
- }
- },
-
- // Internal method to close an existing emptyView instance
- // if one exists. Called when a collection view has been
- // rendered empty, and then an item is added to the collection.
- closeEmptyView: function(){
- if (this._showingEmptyView){
- this.closeChildren();
- delete this._showingEmptyView;
- }
- },
-
- // Retrieve the empty view type
- getEmptyView: function(){
- return Marionette.getOption(this, "emptyView");
- },
-
- // Retrieve the itemView type, either from `this.options.itemView`
- // or from the `itemView` in the object definition. The "options"
- // takes precedence.
- getItemView: function(item){
- var itemView = Marionette.getOption(this, "itemView");
-
- if (!itemView){
- throwError("An `itemView` must be specified", "NoItemViewError");
- }
-
- return itemView;
- },
-
- // Render the child item's view and add it to the
- // HTML for the collection view.
- addItemView: function(item, ItemView, index){
- // get the itemViewOptions if any were specified
- var itemViewOptions = Marionette.getOption(this, "itemViewOptions");
- if (_.isFunction(itemViewOptions)){
- itemViewOptions = itemViewOptions.call(this, item, index);
- }
-
- // build the view
- var view = this.buildItemView(item, ItemView, itemViewOptions);
-
- // set up the child view event forwarding
- this.addChildViewEventForwarding(view);
-
- // this view is about to be added
- this.triggerMethod("before:item:added", view);
-
- // Store the child view itself so we can properly
- // remove and/or close it later
- this.children.add(view);
-
- // Render it and show it
- this.renderItemView(view, index);
-
- // call the "show" method if the collection view
- // has already been shown
- if (this._isShown && !this.isBuffering){
- if (_.isFunction(view.triggerMethod)) {
- view.triggerMethod('show');
- } else {
- Marionette.triggerMethod.call(view, 'show');
- }
- }
-
- // this view was added
- this.triggerMethod("after:item:added", view);
-
- return view;
- },
-
- // Set up the child view event forwarding. Uses an "itemview:"
- // prefix in front of all forwarded events.
- addChildViewEventForwarding: function(view){
- var prefix = Marionette.getOption(this, "itemViewEventPrefix");
-
- // Forward all child item view events through the parent,
- // prepending "itemview:" to the event name
- this.listenTo(view, "all", function(){
- var args = slice.call(arguments);
- var rootEvent = args[0];
- var itemEvents = this.normalizeMethods(this.getItemEvents());
-
- args[0] = prefix + ":" + rootEvent;
- args.splice(1, 0, view);
-
- // call collectionView itemEvent if defined
- if (typeof itemEvents !== "undefined" &&
_.isFunction(itemEvents[rootEvent])) {
- itemEvents[rootEvent].apply(this, args);
- }
-
- Marionette.triggerMethod.apply(this, args);
- }, this);
- },
-
- // returns the value of itemEvents depending on if a function
- getItemEvents: function() {
- if (_.isFunction(this.itemEvents)) {
- return this.itemEvents.call(this);
- }
-
- return this.itemEvents;
- },
-
- // render the item view
- renderItemView: function(view, index) {
- view.render();
- this.appendHtml(this, view, index);
- },
-
- // Build an `itemView` for every model in the collection.
- buildItemView: function(item, ItemViewType, itemViewOptions){
- var options = _.extend({model: item}, itemViewOptions);
- return new ItemViewType(options);
- },
-
- // get the child view by item it holds, and remove it
- removeItemView: function(item){
- var view = this.children.findByModel(item);
- this.removeChildView(view);
- this.checkEmpty();
- },
-
- // Remove the child view and close it
- removeChildView: function(view){
-
- // shut down the child view properly,
- // including events that the collection has from it
- if (view){
- // call 'close' or 'remove', depending on which is found
- if (view.close) { view.close(); }
- else if (view.remove) { view.remove(); }
-
- this.stopListening(view);
- this.children.remove(view);
- }
-
- this.triggerMethod("item:removed", view);
- },
-
- // helper to check if the collection is empty
- isEmpty: function(collection){
- // check if we're empty now
- return !this.collection || this.collection.length === 0;
- },
-
- // If empty, show the empty view
- checkEmpty: function (){
- if (this.isEmpty(this.collection)){
- this.showEmptyView();
- }
- },
-
- // You might need to override this if you've overridden appendHtml
- appendBuffer: function(collectionView, buffer) {
- collectionView.$el.append(buffer);
- },
-
- // Append the HTML to the collection's `el`.
- // Override this method to do something other
- // than `.append`.
- appendHtml: function(collectionView, itemView, index){
- if (collectionView.isBuffering) {
- // buffering happens on reset events and initial renders
- // in order to reduce the number of inserts into the
- // document, which are expensive.
- collectionView.elBuffer.appendChild(itemView.el);
- collectionView._bufferedChildren.push(itemView);
- }
- else {
- // If we've already rendered the main collection, just
- // append the new items directly into the element.
- collectionView.$el.append(itemView.el);
- }
- },
-
- // Internal method to set up the `children` object for
- // storing all of the child views
- _initChildViewStorage: function(){
- this.children = new Backbone.ChildViewContainer();
- },
-
- // Handle cleanup and other closing needs for
- // the collection of views.
- close: function(){
- if (this.isClosed){ return; }
-
- this.triggerMethod("collection:before:close");
- this.closeChildren();
- this.triggerMethod("collection:closed");
-
- Marionette.View.prototype.close.apply(this, arguments);
- },
-
- // Close the child views that this collection view
- // is holding on to, if any
- closeChildren: function(){
- this.children.each(function(child){
- this.removeChildView(child);
- }, this);
- this.checkEmpty();
- }
- });
-
- // Composite View
- // --------------
-
- // Used for rendering a branch-leaf, hierarchical structure.
- // Extends directly from CollectionView and also renders an
- // an item view as `modelView`, for the top leaf
- Marionette.CompositeView = Marionette.CollectionView.extend({
-
- // Setting up the inheritance chain which allows changes to
- // Marionette.CollectionView.prototype.constructor which allows overriding
- constructor: function(){
- Marionette.CollectionView.prototype.constructor.apply(this, arguments);
- },
-
- // Configured the initial events that the composite view
- // binds to. Override this method to prevent the initial
- // events, or to add your own initial events.
- _initialEvents: function(){
-
- // Bind only after composite view is rendered to avoid adding child views
- // to nonexistent itemViewContainer
- this.once('render', function () {
- if (this.collection){
- this.listenTo(this.collection, "add", this.addChildView);
- this.listenTo(this.collection, "remove", this.removeItemView);
- this.listenTo(this.collection, "reset", this._renderChildren);
- }
- });
-
- },
-
- // Retrieve the `itemView` to be used when rendering each of
- // the items in the collection. The default is to return
- // `this.itemView` or Marionette.CompositeView if no `itemView`
- // has been defined
- getItemView: function(item){
- var itemView = Marionette.getOption(this, "itemView") ||
this.constructor;
-
- if (!itemView){
- throwError("An `itemView` must be specified", "NoItemViewError");
- }
-
- return itemView;
- },
-
- // Serialize the collection for the view.
- // You can override the `serializeData` method in your own view
- // definition, to provide custom serialization for your view's data.
- serializeData: function(){
- var data = {};
-
- if (this.model){
- data = this.model.toJSON();
- }
-
- return data;
- },
-
- // Renders the model once, and the collection once. Calling
- // this again will tell the model's view to re-render itself
- // but the collection will not re-render.
- render: function(){
- this.isRendered = true;
- this.isClosed = false;
- this.resetItemViewContainer();
-
- this.triggerBeforeRender();
- var html = this.renderModel();
- this.$el.html(html);
- // the ui bindings is done here and not at the end of render since they
- // will not be available until after the model is rendered, but should be
- // available before the collection is rendered.
- this.bindUIElements();
- this.triggerMethod("composite:model:rendered");
-
- this._renderChildren();
-
- this.triggerMethod("composite:rendered");
- this.triggerRendered();
- return this;
- },
-
- _renderChildren: function(){
- if (this.isRendered){
- this.triggerMethod("composite:collection:before:render");
- Marionette.CollectionView.prototype._renderChildren.call(this);
- this.triggerMethod("composite:collection:rendered");
- }
- },
-
- // Render an individual model, if we have one, as
- // part of a composite view (branch / leaf). For example:
- // a treeview.
- renderModel: function(){
- var data = {};
- data = this.serializeData();
- data = this.mixinTemplateHelpers(data);
-
- var template = this.getTemplate();
- return Marionette.Renderer.render(template, data);
- },
-
-
- // You might need to override this if you've overridden appendHtml
- appendBuffer: function(compositeView, buffer) {
- var $container = this.getItemViewContainer(compositeView);
- $container.append(buffer);
- },
-
- // Appends the `el` of itemView instances to the specified
- // `itemViewContainer` (a jQuery selector). Override this method to
- // provide custom logic of how the child item view instances have their
- // HTML appended to the composite view instance.
- appendHtml: function(compositeView, itemView, index){
- if (compositeView.isBuffering) {
- compositeView.elBuffer.appendChild(itemView.el);
- compositeView._bufferedChildren.push(itemView);
- }
- else {
- // If we've already rendered the main collection, just
- // append the new items directly into the element.
- var $container = this.getItemViewContainer(compositeView);
- $container.append(itemView.el);
- }
- },
-
- // Internal method to ensure an `$itemViewContainer` exists, for the
- // `appendHtml` method to use.
- getItemViewContainer: function(containerView){
- if ("$itemViewContainer" in containerView){
- return containerView.$itemViewContainer;
- }
-
- var container;
- var itemViewContainer = Marionette.getOption(containerView,
"itemViewContainer");
- if (itemViewContainer){
-
- var selector = _.isFunction(itemViewContainer) ?
itemViewContainer.call(containerView) : itemViewContainer;
-
- if (selector.charAt(0) === "@" && containerView.ui) {
- container = containerView.ui[selector.substr(4)];
- } else {
- container = containerView.$(selector);
- }
-
- if (container.length <= 0) {
- throwError("The specified `itemViewContainer` was not found: " +
containerView.itemViewContainer, "ItemViewContainerMissingError");
- }
-
- } else {
- container = containerView.$el;
- }
-
- containerView.$itemViewContainer = container;
- return container;
- },
-
- // Internal method to reset the `$itemViewContainer` on render
- resetItemViewContainer: function(){
- if (this.$itemViewContainer){
- delete this.$itemViewContainer;
- }
- }
- });
-
- // Layout
- // ------
-
- // Used for managing application layouts, nested layouts and
- // multiple regions within an application or sub-application.
- //
- // A specialized view type that renders an area of HTML and then
- // attaches `Region` instances to the specified `regions`.
- // Used for composite view management and sub-application areas.
- Marionette.Layout = Marionette.ItemView.extend({
- regionType: Marionette.Region,
-
- // Ensure the regions are available when the `initialize` method
- // is called.
- constructor: function (options) {
- options = options || {};
-
- this._firstRender = true;
- this._initializeRegions(options);
-
- Marionette.ItemView.prototype.constructor.call(this, options);
- },
-
- // Layout's render will use the existing region objects the
- // first time it is called. Subsequent calls will close the
- // views that the regions are showing and then reset the `el`
- // for the regions to the newly rendered DOM elements.
- render: function(){
-
- if (this.isClosed){
- // a previously closed layout means we need to
- // completely re-initialize the regions
- this._initializeRegions();
- }
- if (this._firstRender) {
- // if this is the first render, don't do anything to
- // reset the regions
- this._firstRender = false;
- } else if (!this.isClosed){
- // If this is not the first render call, then we need to
- // re-initializing the `el` for each region
- this._reInitializeRegions();
- }
-
- return Marionette.ItemView.prototype.render.apply(this, arguments);
- },
-
- // Handle closing regions, and then close the view itself.
- close: function () {
- if (this.isClosed){ return; }
- this.regionManager.close();
- Marionette.ItemView.prototype.close.apply(this, arguments);
- },
-
- // Add a single region, by name, to the layout
- addRegion: function(name, definition){
- var regions = {};
- regions[name] = definition;
- return this._buildRegions(regions)[name];
- },
-
- // Add multiple regions as a {name: definition, name2: def2} object literal
- addRegions: function(regions){
- this.regions = _.extend({}, this.regions, regions);
- return this._buildRegions(regions);
- },
-
- // Remove a single region from the Layout, by name
- removeRegion: function(name){
- delete this.regions[name];
- return this.regionManager.removeRegion(name);
- },
-
- // Provides alternative access to regions
- // Accepts the region name
- // getRegion('main')
- getRegion: function(region) {
- return this.regionManager.get(region);
- },
-
- // internal method to build regions
- _buildRegions: function(regions){
- var that = this;
-
- var defaults = {
- regionType: Marionette.getOption(this, "regionType"),
- parentEl: function(){ return that.$el; }
- };
-
- return this.regionManager.addRegions(regions, defaults);
- },
-
- // Internal method to initialize the regions that have been defined in a
- // `regions` attribute on this layout.
- _initializeRegions: function (options) {
- var regions;
- this._initRegionManager();
-
- if (_.isFunction(this.regions)) {
- regions = this.regions(options);
- } else {
- regions = this.regions || {};
- }
-
- this.addRegions(regions);
- },
-
- // Internal method to re-initialize all of the regions by updating the
`el` that
- // they point to
- _reInitializeRegions: function(){
- this.regionManager.closeRegions();
- this.regionManager.each(function(region){
- region.reset();
- });
- },
-
- // Internal method to initialize the region manager
- // and all regions in it
- _initRegionManager: function(){
- this.regionManager = new Marionette.RegionManager();
-
- this.listenTo(this.regionManager, "region:add", function(name, region){
- this[name] = region;
- this.trigger("region:add", name, region);
- });
-
- this.listenTo(this.regionManager, "region:remove", function(name,
region){
- delete this[name];
- this.trigger("region:remove", name, region);
- });
- }
- });
-
-
- // Behavior
- // -----------
-
- // A Behavior is an isolated set of DOM /
- // user interactions that can be mixed into any View.
- // Behaviors allow you to blackbox View specific interactions
- // into portable logical chunks, keeping your views simple and your code DRY.
-
- Marionette.Behavior = (function(_, Backbone){
- function Behavior(options, view){
- // Setup reference to the view.
- // this comes in handle when a behavior
- // wants to directly talk up the chain
- // to the view.
- this.view = view;
- this.defaults = _.result(this, "defaults") || {};
- this.options = _.extend({}, this.defaults, options);
-
- // proxy behavior $ method to the view
- // this is useful for doing jquery DOM lookups
- // scoped to behaviors view.
- this.$ = function() {
- return this.view.$.apply(this.view, arguments);
- };
-
- // Call the initialize method passing
- // the arguments from the instance constructor
- this.initialize.apply(this, arguments);
- }
-
- _.extend(Behavior.prototype, Backbone.Events, {
- initialize: function(){},
-
- // stopListening to behavior `onListen` events.
- close: function() {
- this.stopListening();
- },
-
- // Setup class level proxy for triggerMethod.
- triggerMethod: Marionette.triggerMethod
- });
-
- // Borrow Backbones extend implementation
- // this allows us to setup a proper
- // inheritence pattern that follow in suite
- // with the rest of Marionette views.
- Behavior.extend = Marionette.extend;
-
- return Behavior;
- })(_, Backbone);
-
- // Marionette.Behaviors
- // --------
-
- // Behaviors is a utility class that takes care of
- // glueing your behavior instances to their given View.
- // The most important part of this class is that you
- // **MUST** override the class level behaviorsLookup
- // method for things to work properly.
-
- Marionette.Behaviors = (function(Marionette, _) {
-
- function Behaviors(view) {
- // Behaviors defined on a view can be a flat object literal
- // or it can be a function that returns an object.
- this.behaviors = Behaviors.parseBehaviors(view, _.result(view,
'behaviors'));
-
- // Wraps several of the view's methods
- // calling the methods first on each behavior
- // and then eventually calling the method on the view.
- Behaviors.wrap(view, this.behaviors, [
- 'bindUIElements', 'unbindUIElements',
- 'delegateEvents', 'undelegateEvents',
- 'behaviorEvents', 'triggerMethod',
- 'setElement', 'close'
- ]);
- }
-
- var methods = {
- setElement: function(setElement, behaviors) {
- setElement.apply(this, _.tail(arguments, 2));
-
- // proxy behavior $el to the view's $el.
- // This is needed because a view's $el proxy
- // is not set until after setElement is called.
- _.each(behaviors, function(b) {
- b.$el = this.$el;
- }, this);
- },
-
- close: function(close, behaviors) {
- var args = _.tail(arguments, 2);
- close.apply(this, args);
-
- // Call close on each behavior after
- // closing down the view.
- // This unbinds event listeners
- // that behaviors have registerd for.
- _.invoke(behaviors, 'close', args);
- },
-
- bindUIElements: function(bindUIElements, behaviors) {
- bindUIElements.apply(this);
- _.invoke(behaviors, bindUIElements);
- },
-
- unbindUIElements: function(unbindUIElements, behaviors) {
- unbindUIElements.apply(this);
- _.invoke(behaviors, unbindUIElements);
- },
-
- triggerMethod: function(triggerMethod, behaviors) {
- var args = _.tail(arguments, 2);
- triggerMethod.apply(this, args);
-
- _.each(behaviors, function(b) {
- triggerMethod.apply(b, args);
- });
- },
-
- delegateEvents: function(delegateEvents, behaviors) {
- var args = _.tail(arguments, 2);
- delegateEvents.apply(this, args);
-
- _.each(behaviors, function(b){
- Marionette.bindEntityEvents(b, this.model, Marionette.getOption(b,
"modelEvents"));
- Marionette.bindEntityEvents(b, this.collection,
Marionette.getOption(b, "collectionEvents"));
- }, this);
- },
-
- undelegateEvents: function(undelegateEvents, behaviors) {
- var args = _.tail(arguments, 2);
- undelegateEvents.apply(this, args);
-
- _.each(behaviors, function(b) {
- Marionette.unbindEntityEvents(b, this.model, Marionette.getOption(b,
"modelEvents"));
- Marionette.unbindEntityEvents(b, this.collection,
Marionette.getOption(b, "collectionEvents"));
- }, this);
- },
-
- behaviorEvents: function(behaviorEvents, behaviors) {
- var _behaviorsEvents = {};
- var viewUI = _.result(this, 'ui');
-
- _.each(behaviors, function(b, i) {
- var _events = {};
- var behaviorEvents = _.clone(_.result(b, 'events')) || {};
- var behaviorUI = _.result(b, 'ui');
-
- // Construct an internal UI hash first using
- // the views UI hash and then the behaviors UI hash.
- // This allows the user to use UI hash elements
- // defined in the parent view as well as those
- // defined in the given behavior.
- var ui = _.extend({}, viewUI, behaviorUI);
-
- // Normalize behavior events hash to allow
- // a user to use the @ui. syntax.
- behaviorEvents = Marionette.normalizeUIKeys(behaviorEvents, ui);
-
- _.each(_.keys(behaviorEvents), function(key) {
- // append white-space at the end of each key to prevent behavior
key collisions
- // this is relying on the fact backbone events considers "click
.foo" the same "click .foo "
- // starts with an array of two so the first behavior has one space
-
- // +2 is uses becauce new Array(1) or 0 is "" and not " "
- var whitespace = (new Array(i+2)).join(" ");
- var eventKey = key + whitespace;
- var handler = _.isFunction(behaviorEvents[key]) ?
behaviorEvents[key] : b[behaviorEvents[key]];
-
- _events[eventKey] = _.bind(handler, b);
- });
-
- _behaviorsEvents = _.extend(_behaviorsEvents, _events);
- });
-
- return _behaviorsEvents;
- }
- };
-
- _.extend(Behaviors, {
-
- // placeholder method to be extended by the user
- // should define the object that stores the behaviors
- // i.e.
- //
- // Marionette.Behaviors.behaviorsLookup: function() {
- // return App.Behaviors
- // }
- behaviorsLookup: function() {
- throw new Error("You must define where your behaviors are stored. See
https://github.com/marionettejs/backbone.marionette/blob/master/docs/marionette.behaviors.md#behaviorslookup";);
- },
-
- // Takes care of getting the behavior class
- // given options and a key.
- // If a user passes in options.behaviorClass
- // default to using that. Otherwise delegate
- // the lookup to the users behaviorsLookup implementation.
- getBehaviorClass: function(options, key) {
- if (options.behaviorClass) {
- return options.behaviorClass;
- }
-
- // Get behavior class can be either a flat object or a method
- return _.isFunction(Behaviors.behaviorsLookup) ?
Behaviors.behaviorsLookup.apply(this, arguments)[key] :
Behaviors.behaviorsLookup[key];
- },
-
- // Maps over a view's behaviors. Performing
- // a lookup on each behavior and the instantiating
- // said behavior passing its options and view.
- parseBehaviors: function(view, behaviors){
- return _.map(behaviors, function(options, key){
- var BehaviorClass = Behaviors.getBehaviorClass(options, key);
- return new BehaviorClass(options, view);
- });
- },
-
- // wrap view internal methods so that they delegate to behaviors.
- // For example, onClose should trigger close on all of the behaviors and
then close itself.
- // i.e.
- //
- // view.delegateEvents = _.partial(methods.delegateEvents,
view.delegateEvents, behaviors);
- wrap: function(view, behaviors, methodNames) {
- _.each(methodNames, function(methodName) {
- view[methodName] = _.partial(methods[methodName], view[methodName],
behaviors);
- });
- }
- });
-
- return Behaviors;
-
- })(Marionette, _);
-
-
- // AppRouter
- // ---------
-
- // Reduce the boilerplate code of handling route events
- // and then calling a single method on another object.
- // Have your routers configured to call the method on
- // your object, directly.
- //
- // Configure an AppRouter with `appRoutes`.
- //
- // App routers can only take one `controller` object.
- // It is recommended that you divide your controller
- // objects in to smaller pieces of related functionality
- // and have multiple routers / controllers, instead of
- // just one giant router and controller.
- //
- // You can also add standard routes to an AppRouter.
-
- Marionette.AppRouter = Backbone.Router.extend({
-
- constructor: function(options){
- Backbone.Router.prototype.constructor.apply(this, arguments);
-
- this.options = options || {};
-
- var appRoutes = Marionette.getOption(this, "appRoutes");
- var controller = this._getController();
- this.processAppRoutes(controller, appRoutes);
- this.on("route", this._processOnRoute, this);
- },
-
- // Similar to route method on a Backbone Router but
- // method is called on the controller
- appRoute: function(route, methodName) {
- var controller = this._getController();
- this._addAppRoute(controller, route, methodName);
- },
-
- // process the route event and trigger the onRoute
- // method call, if it exists
- _processOnRoute: function(routeName, routeArgs){
- // find the path that matched
- var routePath = _.invert(this.appRoutes)[routeName];
-
- // make sure an onRoute is there, and call it
- if (_.isFunction(this.onRoute)){
- this.onRoute(routeName, routePath, routeArgs);
- }
- },
-
- // Internal method to process the `appRoutes` for the
- // router, and turn them in to routes that trigger the
- // specified method on the specified `controller`.
- processAppRoutes: function(controller, appRoutes) {
- if (!appRoutes){ return; }
-
- var routeNames = _.keys(appRoutes).reverse(); // Backbone requires
reverted order of routes
-
- _.each(routeNames, function(route) {
- this._addAppRoute(controller, route, appRoutes[route]);
- }, this);
- },
-
- _getController: function(){
- return Marionette.getOption(this, "controller");
- },
-
- _addAppRoute: function(controller, route, methodName){
- var method = controller[methodName];
-
- if (!method) {
- throwError("Method '" + methodName + "' was not found on the
controller");
- }
-
- this.route(route, methodName, _.bind(method, controller));
- }
- });
-
- // Application
- // -----------
-
- // Contain and manage the composite application as a whole.
- // Stores and starts up `Region` objects, includes an
- // event aggregator as `app.vent`
- Marionette.Application = function(options){
- this._initRegionManager();
- this._initCallbacks = new Marionette.Callbacks();
- this.vent = new Backbone.Wreqr.EventAggregator();
- this.commands = new Backbone.Wreqr.Commands();
- this.reqres = new Backbone.Wreqr.RequestResponse();
- this.submodules = {};
-
- _.extend(this, options);
-
- this.triggerMethod = Marionette.triggerMethod;
- };
-
- _.extend(Marionette.Application.prototype, Backbone.Events, {
- // Command execution, facilitated by Backbone.Wreqr.Commands
- execute: function(){
- this.commands.execute.apply(this.commands, arguments);
- },
-
- // Request/response, facilitated by Backbone.Wreqr.RequestResponse
- request: function(){
- return this.reqres.request.apply(this.reqres, arguments);
- },
-
- // Add an initializer that is either run at when the `start`
- // method is called, or run immediately if added after `start`
- // has already been called.
- addInitializer: function(initializer){
- this._initCallbacks.add(initializer);
- },
-
- // kick off all of the application's processes.
- // initializes all of the regions that have been added
- // to the app, and runs all of the initializer functions
- start: function(options){
- this.triggerMethod("initialize:before", options);
- this._initCallbacks.run(options, this);
- this.triggerMethod("initialize:after", options);
-
- this.triggerMethod("start", options);
- },
-
- // Add regions to your app.
- // Accepts a hash of named strings or Region objects
- // addRegions({something: "#someRegion"})
- // addRegions({something: Region.extend({el: "#someRegion"}) });
- addRegions: function(regions){
- return this._regionManager.addRegions(regions);
- },
-
- // Close all regions in the app, without removing them
- closeRegions: function(){
- this._regionManager.closeRegions();
- },
-
- // Removes a region from your app, by name
- // Accepts the regions name
- // removeRegion('myRegion')
- removeRegion: function(region) {
- this._regionManager.removeRegion(region);
- },
-
- // Provides alternative access to regions
- // Accepts the region name
- // getRegion('main')
- getRegion: function(region) {
- return this._regionManager.get(region);
- },
-
- // Create a module, attached to the application
- module: function(moduleNames, moduleDefinition){
-
- // Overwrite the module class if the user specifies one
- var ModuleClass = Marionette.Module.getClass(moduleDefinition);
-
- // slice the args, and add this application object as the
- // first argument of the array
- var args = slice.call(arguments);
- args.unshift(this);
-
- // see the Marionette.Module object for more information
- return ModuleClass.create.apply(ModuleClass, args);
- },
-
- // Internal method to set up the region manager
- _initRegionManager: function(){
- this._regionManager = new Marionette.RegionManager();
-
- this.listenTo(this._regionManager, "region:add", function(name, region){
- this[name] = region;
- });
-
- this.listenTo(this._regionManager, "region:remove", function(name,
region){
- delete this[name];
- });
- }
- });
-
- // Copy the `extend` function used by Backbone's classes
- Marionette.Application.extend = Marionette.extend;
-
- // Module
- // ------
-
- // A simple module system, used to create privacy and encapsulation in
- // Marionette applications
- Marionette.Module = function(moduleName, app, options){
- this.moduleName = moduleName;
- this.options = _.extend({}, this.options, options);
- // Allow for a user to overide the initialize
- // for a given module instance.
- this.initialize = options.initialize || this.initialize;
-
- // Set up an internal store for sub-modules.
- this.submodules = {};
-
- this._setupInitializersAndFinalizers();
-
- // Set an internal reference to the app
- // within a module.
- this.app = app;
-
- // By default modules start with their parents.
- this.startWithParent = true;
-
- // Setup a proxy to the trigger method implementation.
- this.triggerMethod = Marionette.triggerMethod;
-
- if (_.isFunction(this.initialize)){
- this.initialize(this.options, moduleName, app);
- }
- };
-
- Marionette.Module.extend = Marionette.extend;
-
- // Extend the Module prototype with events / listenTo, so that the module
- // can be used as an event aggregator or pub/sub.
- _.extend(Marionette.Module.prototype, Backbone.Events, {
-
- // Initialize is an empty function by default. Override it with your own
- // initialization logic when extending Marionette.Module.
- initialize: function(){},
-
- // Initializer for a specific module. Initializers are run when the
- // module's `start` method is called.
- addInitializer: function(callback){
- this._initializerCallbacks.add(callback);
- },
-
- // Finalizers are run when a module is stopped. They are used to teardown
- // and finalize any variables, references, events and other code that the
- // module had set up.
- addFinalizer: function(callback){
- this._finalizerCallbacks.add(callback);
- },
-
- // Start the module, and run all of its initializers
- start: function(options){
- // Prevent re-starting a module that is already started
- if (this._isInitialized){ return; }
-
- // start the sub-modules (depth-first hierarchy)
- _.each(this.submodules, function(mod){
- // check to see if we should start the sub-module with this parent
- if (mod.startWithParent){
- mod.start(options);
- }
- });
-
- // run the callbacks to "start" the current module
- this.triggerMethod("before:start", options);
-
- this._initializerCallbacks.run(options, this);
- this._isInitialized = true;
-
- this.triggerMethod("start", options);
- },
-
- // Stop this module by running its finalizers and then stop all of
- // the sub-modules for this module
- stop: function(){
- // if we are not initialized, don't bother finalizing
- if (!this._isInitialized){ return; }
- this._isInitialized = false;
-
- Marionette.triggerMethod.call(this, "before:stop");
-
- // stop the sub-modules; depth-first, to make sure the
- // sub-modules are stopped / finalized before parents
- _.each(this.submodules, function(mod){ mod.stop(); });
-
- // run the finalizers
- this._finalizerCallbacks.run(undefined,this);
-
- // reset the initializers and finalizers
- this._initializerCallbacks.reset();
- this._finalizerCallbacks.reset();
-
- Marionette.triggerMethod.call(this, "stop");
- },
-
- // Configure the module with a definition function and any custom args
- // that are to be passed in to the definition function
- addDefinition: function(moduleDefinition, customArgs){
- this._runModuleDefinition(moduleDefinition, customArgs);
- },
-
- // Internal method: run the module definition function with the correct
- // arguments
- _runModuleDefinition: function(definition, customArgs){
- // If there is no definition short circut the method.
- if (!definition){ return; }
-
- // build the correct list of arguments for the module definition
- var args = _.flatten([
- this,
- this.app,
- Backbone,
- Marionette,
- Marionette.$, _,
- customArgs
- ]);
-
- definition.apply(this, args);
- },
-
- // Internal method: set up new copies of initializers and finalizers.
- // Calling this method will wipe out all existing initializers and
- // finalizers.
- _setupInitializersAndFinalizers: function(){
- this._initializerCallbacks = new Marionette.Callbacks();
- this._finalizerCallbacks = new Marionette.Callbacks();
- }
- });
-
- // Type methods to create modules
- _.extend(Marionette.Module, {
-
- // Create a module, hanging off the app parameter as the parent object.
- create: function(app, moduleNames, moduleDefinition){
- var module = app;
-
- // get the custom args passed in after the module definition and
- // get rid of the module name and definition function
- var customArgs = slice.call(arguments);
- customArgs.splice(0, 3);
-
- // Split the module names and get the number of submodules.
- // i.e. an example module name of `Doge.Wow.Amaze` would
- // then have the potential for 3 module definitions.
- moduleNames = moduleNames.split(".");
- var length = moduleNames.length;
-
- // store the module definition for the last module in the chain
- var moduleDefinitions = [];
- moduleDefinitions[length-1] = moduleDefinition;
-
- // Loop through all the parts of the module definition
- _.each(moduleNames, function(moduleName, i){
- var parentModule = module;
- module = this._getModule(parentModule, moduleName, app,
moduleDefinition);
- this._addModuleDefinition(parentModule, module, moduleDefinitions[i],
customArgs);
- }, this);
-
- // Return the last module in the definition chain
- return module;
- },
-
- _getModule: function(parentModule, moduleName, app, def, args){
- var options = _.extend({}, def);
- var ModuleClass = this.getClass(def);
-
- // Get an existing module of this name if we have one
- var module = parentModule[moduleName];
-
- if (!module){
- // Create a new module if we don't have one
- module = new ModuleClass(moduleName, app, options);
- parentModule[moduleName] = module;
- // store the module on the parent
- parentModule.submodules[moduleName] = module;
- }
-
- return module;
- },
-
- // ## Module Classes
- //
- // Module classes can be used as an alternative to the define pattern.
- // The extend function of a Module is identical to the extend functions
- // on other Backbone and Marionette classes.
- // This allows module lifecyle events like `onStart` and `onStop` to be
called directly.
- getClass: function(moduleDefinition) {
- var ModuleClass = Marionette.Module;
-
- if (!moduleDefinition) {
- return ModuleClass;
- }
-
- // If all of the module's functionality is defined inside its class,
- // then the class can be passed in directly. `MyApp.module("Foo",
FooModule)`.
- if (moduleDefinition.prototype instanceof ModuleClass) {
- return moduleDefinition;
- }
-
- return moduleDefinition.moduleClass || ModuleClass;
- },
-
- // Add the module definition and add a startWithParent initializer
function.
- // This is complicated because module definitions are heavily overloaded
- // and support an anonymous function, module class, or options object
- _addModuleDefinition: function(parentModule, module, def, args){
- var fn = this._getDefine(def);
- var startWithParent = this._getStartWithParent(def, module);
-
- if (fn){
- module.addDefinition(fn, args);
- }
-
- this._addStartWithParent(parentModule, module, startWithParent);
- },
-
- _getStartWithParent: function(def, module) {
- var swp;
-
- if (_.isFunction(def) && (def.prototype instanceof Marionette.Module)) {
- swp = module.constructor.prototype.startWithParent;
- return _.isUndefined(swp) ? true : swp;
- }
-
- if (_.isObject(def)){
- swp = def.startWithParent;
- return _.isUndefined(swp) ? true : swp;
- }
-
- return true;
- },
-
- _getDefine: function(def) {
- if (_.isFunction(def) && !(def.prototype instanceof Marionette.Module)) {
- return def;
- }
-
- if (_.isObject(def)){
- return def.define;
- }
-
- return null;
- },
-
- _addStartWithParent: function(parentModule, module, startWithParent) {
- module.startWithParent = module.startWithParent && startWithParent;
-
- if (!module.startWithParent || !!module.startWithParentIsConfigured){
- return;
- }
-
- module.startWithParentIsConfigured = true;
-
- parentModule.addInitializer(function(options){
- if (module.startWithParent){
- module.start(options);
- }
- });
- }
- });
-
-
- return Marionette;
- })(this, Backbone, _);
-
- return Backbone.Marionette;
-
-}));
