Adobe Flex 4.5 Fundamentals: Training from the Source

Lesson 14: Implementing the Checkout Process

What You Will Learn

In this lesson, you will:

• Use states as the basis for implementing navigation

• Learn about two-way binding

• Work with the Form class

Approximate Time

This lesson takes approximately 1 hour and 30 minutes to complete.

Imperative to any application is a navigation system. Users should be able to move easily around in an application and locate the functionality they need. Some navigation will be completely at the user’s discretion, such as clicking a button to move to the home page or the checkout process. Other navigation can be tightly controlled by the developer—for example, a checkout process in which users cannot proceed to the next screen until certain conditions are ...