Flash Player Security Model

You make asynchronous HTTP Service Requests in Adobe Flex.

Synchronous HTTP Service Requests could be made using JavaScript XMLHTTPRequest with the following parameters:

xmlHTTPRequest.open("GET", "http://anyurl.com/", false)

• RequestType: GET or POST
• URL of the service
• Comunication Type: true - asynchronous, false for synchronous

important configuration files used in Adobe Flex
1. crossdomain.xml
2. services-config.xml - used for Flex Data SErices

Data Push can be implemented in Adobe Flex using BlazeDS Server or LiveCycleDataServices


How to Make HTTP Request to a Different Domains

More DIY videos at 5min.com

How to connect to HTTP Service using Adobe Flex 3

Part 1: Introduction

More DIY videos at 5min.com

Part 2: Getting the code work

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Handling Result Event

More DIY videos at 5min.com

Handling Fault Event

More DIY videos at 5min.com

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Building Simple Application with Flex

EBA AJAX Grid + Flex Charting Component (Photo credit: Andre Charland)

Working with Containers

Lets now learn about the most important MXML tag in Flex.

Applicaiton
Description: root container for an Flex application

Properties:

layout, define lay out for its child components, possible values for this property are:

1. vertical - automatic top to bottom in order layout
2. horizontal - automatic left to right in order layout
3. absolute - no automatic layout, (x,y) location based layout

Note: The default layout, BasicLayout renderer doesn't respect the transformations that occur in the object's width/height/position during rotation. It still tries to layout the objects as if they were not rotated. However, if you use any other layout, like VerticalLayout or HorizontalLayout, the objects new dimensions after rotation is used.

style, defines formatting for the child components

1. backgroundGradientColors
2. verticalGap

How to Use Absolute Layout in Flex

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How to Use the appropriate Layout Type in your Flex Applicatoin

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Also visit blog to learn about adding inline ActionScript in MXML code

• Using Inline ActionScript in Flex

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• MXML + ANT + ASDOC = And then some(173.254.32.67)

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• Applying the Presentation Model in Flex (blogs.adobe.com)

Enhancing eCommerce ROI through Rich Internet Applications (RIAs)

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Whitepaper (in PDF format) on
Enhancing eCommerce ROI through Rich Internet Applications (RIAs).

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Getting Started with Flex 3 - Free eBook (PDF)

Image by twofivethreetwo via Flickr

Getting Started with Flex 3 - An Adobe Developer Library Pocket Guide for Developers
By Jack Herrington, Emily Kim
Compiled by Adobe Development Team
June 2008
Pages: 143
Series: Adobe Developer Library
ISBN 10: 0-596-52064-6 | ISBN 13: 9780596520649
Format: PDF



Book Download URL

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Flex Technology Overview

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Creating a Simple Application with Adobe Flex Builder

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key points about Flex technology that is relevant to this module.

• Flex applications are compiled to SWF files.
• Flex is a programmer-centric framework and development environment for creating Flash-based rich internet applications.
• Flex applications are executed in ActionScript Virtual Machine (AVM) inside Flash Player.
• Flex is a client-side technology.
• Flex can integrate well with server-based technologies like ColdFusion, PHP, ASP.NET and Java EE.
• Flex can retrieve plain text or XML data over HTTP service.
• Flex can also retrieve Simple Object Access Protocol (SOAP) messages using web services.

You may also refer ActionScript Coding Convention for Flex SDK.

Introducing Flash Builder 4

Flash Builder is a commercial tool from Adobe focused on developer productivity. It supports the following capabilities.

• Intelligent coding help and templates
• Network monitor
• Interactive, step-through debugger
• Emulation and on-device debugging
• Visual design interfae
• Data access wizards
• Memory and performance profilers
• Automated testing support

Hello World in Flash Builder 4


Introducing Flash Builder 4


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Learning Adobe Flex for SAP Developers

Image via Wikipedia

Image via Wikipedia

To see how Flex applications can be connected with an SAP backend application watch this workshop session at SAP Developer Network Day - 2006.



Check the URL SAP Community NetWork - Learning Adobe Flex for SAP Developer. These resources will help developers integrate Adobe Flash functionality in SAP applications.

Adobe Flex SAP Sample from SDN Day 2006 - the demo shows how to develop rich and engaging web applications using Adobe Flex over the SAP backend. Following are the steps involved:

1. Login to SAP system, 
2. We need to create a SAP function module from which we create the Web Service.The Processing type in the FM has to be set to Remote-Enabled Module.
3. Go to Transaction WSADMIN to see the list of Web Services(WS) available in the System.
4. Select the WS and open the WSDL associated with the WS. 
5. Open the Adobe Flash Builder and declare the WS with a unique ID and provide the wsdl url.
6. Create a Dashboard to display the data from the WS.

For recent updates about SAP - Adobe Flex integration check the weblogs at Development Trends


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