Download Adobe Flex 3.0 For Dummies (For Dummies (Computer Tech)) by Doug McCune, Deepa Subramaniam PDF

By Doug McCune, Deepa Subramaniam

Show description

Read Online or Download Adobe Flex 3.0 For Dummies (For Dummies (Computer Tech)) PDF

Best computers books

PRICAI 2006: Trends in Artificial Intelligence: 9th Pacific Rim International Conference on Artificial Intelligence Guilin, China, August 7-11, 2006 Proceedings

This publication constitutes the refereed complaints of the ninth Pacific Rim overseas convention on man made Intelligence, PRICAI 2006, held in Guilin, China in August 2006. The eighty one revised complete papers and 87 revised brief papers provided including three keynote talks have been rigorously reviewed and chosen from 596 submissions.

Beginning AutoCAD 2004, First Edition

Starting AutoCAD 2004 is a direction in keeping with studying and working towards the necessities of second drawing utilizing AutoCAD. Bob McFarlane's hands-on technique is uniquely fitted to self sustaining studying and use on classes. the point of interest on second drawing in a single e-book, guarantees the reader will get a radical grounding within the topic, with a better intensity of insurance than has a tendency to be on hand from common introductions to AutoCAD.

Additional resources for Adobe Flex 3.0 For Dummies (For Dummies (Computer Tech))

Example text

MXML is just a shortcut that makes certain tasks, such as laying out the pieces of the user interface in your application, much easier than having to code the comparable ActionScript by hand. But you should understand that anything you can do with MXML markup, you can also do with ActionScript. Depending on the task, some tasks are easier to do with MXML markup, and some are easier (or only possible) with ActionScript. Chapter 3: Flexing Your Muscle with MXML and ActionScript MXML helps most in two areas: ߜ Application design: MXML simplifies application design when you’re composing the visual layout of your applications.

We assume that you have some experience in writing code in a programming language such as JavaScript, Java, C, C++, or Basic and that you have at least a cursory understanding of HTML or XML. Although you certainly don’t need to be an expert programmer in any specific language, we don’t cover all the small details of fundamental programming concepts. If tasks such as working with for loops, declaring variables, and invoking functions are foreign to you, you may need to spend some time reading about these fundamental concepts because a discussion of that information is outside the scope of this book.

The following example displays two buttons, both of which use the same event listener for the click event. The event listener uses the target property to get a reference to the particular Button control that was clicked, and then displays an Alert pop-up message showing the label of the Button. target as Button. You use the as operator to cast from one variable to another. When you cast a variable, you are usually assigning a variable that is a higher-level generic type to a more specific type.

Download PDF sample

Rated 4.12 of 5 – based on 13 votes