For the love of GOD, don’t use Cairngorm (2) as a framework. Use either RobotLegs or Parsley. Both of which has awesome documentation. These explain the Cairngorm Architecture, which is our preferred way to structure Flex applications. Below the introductory material can be found more detailed. In recent years, the Flex technology has been widely used. Adobe Flex application framework designed to start introduction of the Cairngorm framework.

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A value object is a class that only has properties to store values.

List of Flex frameworks

Email Required, but never shown. Regardless of what framework you are going to use, separating various application components in project subfolders helps make the project more organized. A static reference to the ModelLocator singleton instance is used by the View layers to locate the required data. And it must have implemented one method for each server-side method to be called. Just move the business logic from the delegate right into the execute method of the command class itself.

The Delegate implementation package com. The entire framework is open-source, but commercial use of some “advanced modules” requires a commercial licence. Views dispatch events handled by the controller. Each command must implement the Cairngorm ICommand interface and its execute function.

Post Your Answer Discard By clicking “Post Your Answer”, you acknowledge that you have read our updated terms of serviceprivacy policy and cookie policyand that your continued use of the website is subject to these policies. This site uses cookies. Retrieved from ” https: How cairngorm framework works internally Ask Question. On the application startup, the code dispatches LoadEmployeesEvent and, as if by magic, the Vramework gets populated from Employees.


A collaboration of recognized design patterns, Cairngorm exemplifies and encourages best-practices for RIA development advocated by Adobe Consulting, encourages best-practice leverage of the underlying Flex framework, while making it easier for medium to large teams of software engineers deliver medium to large scale, mission-critical Rich Internet Applications.

Unlike the other elemente in the Cairngorm architecture, it does not extend a class or implement an interface, but it need to follow some guidelines: By doing so, Flex automatically converts an server-side object returned through remoting or data service interaction to its corresponding ActionScript object. Application developers have to write lots of boilerplate code.

All data managed in the model should only be updated through a command or a responder object. For web services, call the method getWebService.

Modularizing Flex applications is one of the major ways of minimizing the size of the downloadable Shockwave Flash SWF files. The improved version of the Cairngorm framework is more suitable for Web application development and maintenance.

Flex – Cairngorm Architecture Overview

Now imagine a midsize web application that consists of 10 modules. Because each model located inside the ModelLocator is bound to a UI control, its content gets updated automatically. The Front Controller object cairntorm as a central registry of all Cairngorm events. It analyzes general system architecture and application developing frameworks and puts them into practice.


If your project will start growing, the ModelLocator may not scale well. It’s extensions for Parsley.

Responders implement the mx. Cairngorm is based on the MVC model. Custom events extend the CairngormEvent class an have a special property to contain the data that comes with it. It offers a number of classes implementing Model, View, and Controller tiers, and interaction between them.

Cairngorm Framework for Flex Developers

To eliminate the need to import CairngormEventDispatcher in every view, starting from Cairngorm 2. To find out more, including how to control cookies, see here: The IResponder interface, which is also implemented by the Command class, includes onResult and onFault methods to handle responses returned from the invoked remote service. It also implements the interface IResponderwhich requires you to add the result and fault methods.

In application, it strives to construct a user-centered, independent, open and rich user experience mobile learning information system. In the example code, CairngormEventDispatcher dispatches the cgEvent: Rlex note that the code for the six participants mentioned earlier is caingorm in separate packages folders. Sign up or log in Sign up using Google.