Flex 3 SDK Vs. Flex 4 SDK – Part 5 – View States

June 29, 2010

In previous posts in the series we discussed new features in Flex 4 that are basic in nature (namespaces, an introduction to the new Spark components architecture and the new mxml tags to name a few).
In the next few posts we will discuss the more interesting stuff new with Flex 4 like FXG, states, layouts, effects and skinning.
So, without further ado, View States!

Read the rest of this entry »


Flex 3 SDK Vs. Flex 4 SDK – Part 4 – Two-way data binding

May 30, 2010

In previous posts in the series we discussed namespaces, an introduction to the new Spark components architecture and the new mxml tags introduced with Flex 4.
This post is all about data binding, and two-way data binding new to Flex 4 specifically.

Read the rest of this entry »


Flex 3 SDK Vs. Flex 4 SDK – Part 3 – New language tags

May 14, 2010

Flex 3 had some language tags we are all familiar with like <fx:Binding>, <fx:metadata>, <fx:script> and <fx:style> to name a few.

Flex 4 introduces some new mxml tags you can use when writing mxml classes. They are <fx:Declarations>, <fx:Definition>, <fx:Library>, <fx:Private> and <fx:Reparent>.

Read the rest of this entry »


Flex 3 SDK Vs. Flex 4 SDK – Part 2 – Introducing Components

May 10, 2010

While the Flex 4 SDK includes the MX component architecture provided with previous releases of the Flex SDK (mainly for backwards compatibility), it introduces a new set of components that utilize the new SDK features, named Spark.

Read the rest of this entry »


Flex 3 SDK Vs. Flex 4 SDK – Part 1 – Namespaces

April 21, 2010

Flex 4 added some namespaces, while it still supports the Flex 3 namespaces. This can cause some confusion, more so since some classes are part of two namespaces.

Read the rest of this entry »


Flex 3 SDK Vs. Flex 4 SDK

April 20, 2010

Now that Flex SDK 4 was released, I thought I’d do a series of posts on the differences between Flex 3 and Flex 4 SDKs that will hopefully help migrate your Flex 3 app to Flex 4 or make the transition from SDK 3 to SDK 4 easier. I will be assuming you already know Flex 3 and will concentrate on the new in Flex 4 compared to Flex 3.

This post will serve as the index of the series, and I will be adding links to the different posts to this one as they become available, so come back from time to time to get updated.
Read the rest of this entry »


%d bloggers like this: