Cairngorm is a lightweight micro-architecture framework for Rich Internet Applications built in Flex or AIR, defining best-practices for a RIA. Instead of adding/mapping commands in AppController ‘s constructor. Declare it in initialize() function. Example is given below for your reference. public class. Cairngorm is based on Model View Controller (MVC) framework, specifically designed to facilitate complex state and data synchronization.
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Two years later, we decided to document these tools so that other Flex developers could also benefit from them. Mate ccairngorm nonintrusive—Mate-specific code can be encapsulated in a handful of objects. How did it happen? It’s just been too long since I’ve used it. If one of them will get updated, not only will its listener get notified to update the view, but the other 9 will get this event, too.
Agile Enterprise Application Development with Flex by Tony Hillerson
This can happen for a variety of reasons, for example:. Cairngorm Framework clex Flex Developers. A special Boolean attribute cache on Method Invoker and ObjectBuilder ensures that the instance will be garbage-collected.
The resources folder contains special resource files, explained in Chapter. The framework design is based on singletons, which leads to tight object coupling. The SaveEmployeeEditsEvent event is dispatched: The View portion contains visual components required by your application, value objects, and Cairngorm-specific event classes used for communication with the Model and Controller tiers.
The Front Controller object serves as a central registry of all Cairngorm events. Cut It Off-Cairngorm without front controller.
Now you can create the view component and dispatch the event from it. So, is Cairngorm right for your project?
The event object may include additional data if required by the developer. It allows separate responsibilities of developers. If I recall correctly, in Cairngorm 2 you had to dispatch events like SliderEvent.
Mate promotes loose coupling between components by implementing a Dependency Injection design pattern. The fact that Cairngorm is built around a Command pattern with a centrally located command repository can be very convenient for some projects that require audit or undo functionality.
The Controller layer is implemented as a singleton FrontController. The improved version of the Cairngorm framework is more suitable for Web application development and maintenance.
Because each model located inside the ModelLocator is bound to a UI control, its content gets updated automatically. Google will answer all of this for you By making this process more formal, you can build much smaller chunks, communicating with each other, and in your mind the more formal process will yield better maintainability. For example, you have to create additional event and command classes for every event that can be dispatched in your application.
FrontController allows you to map only czirngorm command per event, yet your application may need to have several event listeners per command. The AppController implementation package com.
Flex Cairngorm – Interacting with a Command, through an Event | Techode
Switching to a real data model is just a matter of changing a couple of cairhgorm in this injector. Cairngorm Framework for Flex Developers p. You may spend a day or two with the manuals.
For some pieces of property, the builder has already erected the frames for certain house models, but other pieces of property have only piles of construction materials cairngorrm by specially trained dogs. It automates creation of ActionScript data transfer objects.