Book Image

qooxdoo Beginner's Guide

Book Image

qooxdoo Beginner's Guide

Overview of this book

Over the past few years, all the major internet or enterprise applications are developed or migrated to Rich Internet Application to support all the features that are provided in the desktop applications. This helps organizations keep the end users happy and also improves application deployment and maintenance. qooxdoo is a stable, open source RIA framework. If you are waiting and watching for the right time to migrate your application to qooxdoo, this is the right time!This book explains in detail about the rich user interface development in qooxdoo. It explains various concepts of qooxdoo framework in an easy to grasp and organized way, making it simple even for a novice in qooxdoo and also increases the competency level of the developer who is already working in qooxdoo.This book helps developers understand the qooxdoo framework, setup the environment, and start the development of RIA using qooxdoo. You will learn the core programming techniques in qooxdoo, user interface development in qooxdoo, testing & debugging qooxdoo applications, internationalization of qooxdoo applications to multiple languages, customizing the look and feel of qooxdoo applications using Themes, Performance management, etc.In the course of the book, we develop a complete application which will help the developer to understand the concepts better and to put things together to see the step-by-step progress to complete an application. By the end, this book will get the developer accustomed to the widgets and API available in the qooxdoo framework, and will enable him to design, develop, debug, and test the RIA in qooxdoo.
Table of Contents (19 chapters)
qooxdoo
Credits
About the Authors
About the Reviewers
www.PacktPub.com
Preface
References

Passing data to the server


qooxdoo uses the JSON format to transfer the data between the client browser and the web server. JSON is a light-weight data interchange format. JSON is very light when compared to the XML format. It is easy for humans to read and write. It is easy for machines to parse and generate. We have mentioned the JSON standard format in this section. This information is good enough to work with JSON. If you want to read more, you can visit the JSON website (http://www.json.org/).

JSON standard format

Structure

Syntax

Description

object

{}/{member}

object has members separated by comma.

member

pair

A member is a pair.

pair

string : value

pair is a simple key and value separated by a colon. Key is always a string and value is an object.

array

[]/[elements]

array contains elements separated by comma.

element

value

An element is a simple value.

value

string

number

object

array

true

false

null

A value can be...