Under Visual C , select Web. You can also pass an attributes object to diff against the model, determining if there would be a change. To begin with, we can add extra properties of string type understandable by jQuery as selectors to homeView: This only works for delegate-able events:
Figure out the initial configuration. Some possible customizations could be:. If the folder name is not specified, the default folder name is ClientViews. Example of using closure and a global variable module definition: Ensure that the View has a DOM element to render into. Start your local HTTP server, e.
Create a Backbone Template Project
Add a route to be tested when the fragment changes. The following code shows how to subscribe to an event and then trigger the event: This file has the following structure:. The default implementation is just to pass the response along. Is pushState desired … is it available?
This information will be fetched and rendered by the loadApple function in the Backbone Router definition:. Checks the current URL to see if it has changed, and if it has, calls loadUrl , normalizing across the hidden iframe. The IncludeClientViews method excludes any views whose name starts with an underscore. Remove one or many callbacks. Our apple Backbone Collection is very clean and simple:
Update a collection by set -ing a new list of models, adding new ones, removing models that are no longer present, and merging models that already exist in the collection, as necessary. HomeController renders the initial page, and SupportsController is used to confirm new user accounts and reset passwords. Establish the root object, window self in the browser, or global on the server. Out of the box it provides basic user login functionality, including user sign-up, sign-in, password reset, and user confirmation with basic email templates. It should work exactly the same as in the previous Subviews example.
If a route succeeds with a match, returns true. Remove one or many callbacks. Clears all callbacks previously bound to the view by delegateEvents. Here is what the full code for our Backbone. We can add a few more JS files to our index. To make this easier, the template defines a helper method, IncludeClientViews , that renders all of the views in a specified folder:
Then set up a special routes property inside of an extend call: The syntax follows this rule: In essence, it is calling the showCart function of homeView. Returns a reference to this Backbone object. If the browser supports neither old IE, natch , falls back to polling.
Then update the app. In the New Project wizard, select Backbone. This article does a great job at explaining why AMD is a good thing: Unicode characters in location.
This is our apple database. Read a free chapter. In the list of project templates, select ASP. This object is not listening to any other events on obj yet. Add the model to the collection immediately, unless wait: It also has a NotFound view, which is displayed if the route is not known.
Walkthrough: Client Code
If multiple events are passed in using the space-separated syntax, the handler will fire once for each event, not once for a combination of all events. Typically, the server renders the initial page and then sends and receives JSON data. Shim plugin is used for importing text files such as HTML templates. Right now, the render function is responsible for both loading the data and rendering it. The second line is just for scoping issues so we can use appleView inside of the closure. Internal method called every time a model in the set fires an event.
Returns a reference to this Backbone object. Set a hash of model attributes on the object, firing change. To install it with NPM, use:. This object initializes the application and acts as the root namespace. Passing all will bind the callback to all events fired.
All other events simply proxy through. Trigger one or many events, firing all bound callbacks. The first line will create the homeView object and assign it to the homeView property of the router. The syntax follows this rule: So far, so good, right?
If the folder name is not specified, the default folder name is ClientViews. The first line will create the homeView object and assign it to the homeView property of the router. The router creates the activable views and maintains the state when switching views.
Save the previous value of the Backbone variable, so that it can be restored later on, if noConflict is used. If you have any questions please use the contact form or choose a method below. The second line is just for scoping issues so we can use appleView inside of the closure. For more information on the build file, check out this extensive example with comments: Convert a route string into a regular expression, suitable for matching against the current location hash.