Flex 4
Posted on: April 14, 2006 at 12:00 AM
Learn Flex 4 new features and find tutorials on Flex 4.

Flex 4

The Flex 4 is open source framework for building Rich Internet (RI) Application. In this section we will see the features of Flex 4.

The Flex 4 is open source framework which allows the developers to write applications which runs in Flash enabled browsers. The Flash player is available for almost all the browsers. So, if you develop your application in Flex 4, your user's should be able to run the application in almost all the major browser. The Flex 4 applications are compiled into .swf file and then distributed. It then runs on Flash enabled browsers.

Here are the major features and changes in Flex 4

  1. Integration with adobe Catalyst
  2. Spark component architecture is major enhancement. It includes all the libraries to build user interface for the applications. It includes data grids, buttons, layouts etc.
  3. MXML 2009: The Flex 4 components are included in new package, so it has got a new name space. So, you can use Flex 3 components along with Flex 4 components. Following example defines both MXML 2009 and Halo component:

  4. Improved view stack
  5. FXG Support
  6. Skinning Enhancements - Major enhancement is added into Flex 4 Skinning. It is much easy to use.
  7. Updated Layout Model
  8. Flash Builder 4 - Commercial IDE for easy and fast development of Flex 4 based applications.
  9. Compiler Performance
  10. New Text Capabilities

More Tutorials on Flex 4

Adobe Flex 4
Flex 4 is the next generation technology for Rich Internet Applications (RIAs).

Flex 4 getting started, Getting Started with Flex 4
Prior to begin working in Flex 4, you must have some prerequisite knowledge of basic programming
Flex 4 Features
Learn new features of Flex 4.
Installing flash builder4
Learn how to install Flash Builder 4
Flex Variables
A variable is a reference to the value associated with it. Variables are used to store values for the application.
Flex Variable Scope
Scope of the variable defines the accessibility of the variable across the application.
Flex Data Types
The data type of the variable defines the type of the value this variable can have.
Flex Objects
Objects are real entity conforming the template or blueprint defined by its class. The class defines the properties and behavior for its objects.
Flex Functions
A function is a block of set of statements that is made to perform some specific task.
Flex Looping
Executing a set of statements repeatedly is performed through looping.
Flex Arrays
An array is a collection of elements. These elements can be accessed by indexing starting from 0.
Flex ArrayCollection
ArrayCollection provides more functionalities than an Array.


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