Download e-book for iPad: Accelerated GWT: Building Enterprise Google Web Toolkit by Vipul Gupta

By Vipul Gupta

ISBN-10: 1430206160

ISBN-13: 9781430206163

ISBN-10: 1590599756

ISBN-13: 9781590599754

Ajax is an internet improvement method that takes good thing about JavaScript to demonstrate and have interaction dynamically with info embedded right into a online page. Its emergence has made it attainable to create internet purposes that heavily resemble their desktop–based brethren. With this fascinating new skill got here a number of demanding situations; not just did builders need to research JavaScript, yet they have been additionally pressured to take advantage of inefficient improvement techniques, let alone care for cross–platform and browser problems. yet with the discharge of Google internet Toolkit (GWT), Java builders may be able to proceed utilizing their favourite language to write down robust Ajax functions whereas utilizing not just the Java language, but additionally the exact same improvement instruments they’re already utilizing on a regular basis!

Serious Java builders desirous to write Ajax functions utilizing GWT can anticipate a fast–paced, but thorough, advent to GWT from Java specialist Vipul Gupta. You’ll achieve key insights into the GWT framework’s features and will depend upon transparent guide that may aid you contain GWT into your day-by-day improvement regimen within the best approach. Accelerated GWT introduces you to the preferred GWT framework in a manner that may let you commence utilizing GWT in brief order. Forgoing superfluous introductions to JavaScript and Ajax, you’ll in its place be immersed in GWT basics from the first actual bankruptcy. next chapters speak about key GWT recommendations comparable to structure, widgets, and RPC. figuring out you’ll are looking to successfully combine GWT into your improvement workflow, the writer additionally devotes time to sound GWT program layout, trying out, and internationalization issues.

What you’ll learn

  • Use GWT’s distant process name (RPC) functions to tremendously improve the person adventure by way of optimizing program functionality
  • Go past easy syntax basics to benefit easy methods to such a lot successfully layout and try out your GWT purposes
  • Build advanced interfaces by means of making the most of GWT’s complicated widget choices

Who this e-book is for

Java–minded net builders looking to comprise Ajax features into their internet functions with out sacrificing sound improvement rules.

Table of Contents

  1. GWT fundamentals and a primary program
  2. GWT structure and inner positive aspects
  3. UI Programming: simple Widgets
  4. Communication: RPC
  5. UI Programming: dealing with occasions and utilizing AdvancedWidgets
  6. Communication: complicated ideas
  7. Testing GWT purposes
  8. Internationalizing Your purposes: A modern day truth
  9. Some vital, Not-to-Be-Missed concepts
  10. Peeking Into the approaching GWT 1.5 free up

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Extra resources for Accelerated GWT: Building Enterprise Google Web Toolkit Applications

Sample text

You will learn about RPC (server-side code) starting in Chapter 4 in the book. Figure 1-5. Structure of the NewsClient application Adding the Module File As mentioned earlier, the second step is to add the application’s module file, named NewsClient. xml, to the base package, as shown in Figure 1-6. qxd 18 3/27/08 3:37 PM Page 18 CHAPTER 1 ■ GWT BASICS AND A FIRST APPLICATION Figure 1-6. xml In addition, let’s quickly add the configuration details to the module file (NewsClient. xml). Listing 1-8 shows the NewsClient application’s module configuration file.

Html, and that’s what you used in the earlier example. html. Figure 1-9, Figure 1-10, and Figure 1-11 show the NewsClient application in hosted mode at different points of time. Figure 1-9. Embedded web server window that shows the application log and error stack trace, if any Figure 1-10. NewsClient application at time T1 showing a news entry Figure 1-11. qxd 3/27/08 3:37 PM Page 25 CHAPTER 1 ■ GWT BASICS AND A FIRST APPLICATION Summary This chapter covered various aspects of the GWT framework, including setting up the GWT environment and basic application development with and without the tools provided by the framework.

In this method definition, I have created a label in which the news-entry text will be shown. I have also created a Timer object and scheduled it to run every two seconds. Timer) class in the GWT library serves the same purpose as the Timer class in the Java library and has been implemented to be safe across the various browsers. qxd 3/27/08 3:37 PM Page 21 CHAPTER 1 ■ GWT BASICS AND A FIRST APPLICATION The getNewsEntry() method as shown here just uses the Random class to get an index into the newsEntries array, and then the getNewsEntry() method returns the string at that array location.

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Accelerated GWT: Building Enterprise Google Web Toolkit Applications by Vipul Gupta

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