Download PDF by Daniel Vaughan: Ext GWT 2.0: Beginner's Guide

By Daniel Vaughan

ISBN-10: 1849511845

ISBN-13: 9781849511841

This can be a hands-on beginner's consultant that builds an entire Ext GWT program throughout the e-book vacationing a brand new set of positive aspects in each one bankruptcy. you are going to research the complete diversity of good points to be had within the Ext GWT library. At each element you'll be given sensible examples and strategies which may simply be tailored in your personal purposes. while you are a Java developer intending to construct intuitive net purposes with Ext GWT, then this ebook is for you. It assumes that you're accustomed to HTML and CSS. builders who desire to upload an RIA glance to their current GWT functions with Ext GWT will locate this publication super valuable.

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Extra info for Ext GWT 2.0: Beginner's Guide

Sample text

Time for action – creating a GWT project 1. First, create a GWT project by going to File | New | Project. 2. From the dialog, select Google and then Web Application Project from the Google folder. Click on the Next button. [ 15 ] Getting Started with Ext GWT 3. Enter the project name and package, as shown in the following screenshot and then click on Finish. 4. You will now have created a default GWT application. On running it as a web application, you will see the following in your browser: [ 16 ] Chapter 1 What just happened?

Time for action – adding a Viewport 1. add(viewport); } 2. If we started the application in the browser, it would still look blank. x-viewport { background-color: #070; } 3. x-viewport class is the default style for GXT Viewport components, and by adding this definition, we are making its background dark green. Now when we start the application, the browser window will initially be empty and white until the JavaScript code executes and the Viewport is rendered. When this happens, the browser window will turn dark green: [ 36 ] Chapter 2 What just happened?

First field components Two of the most basic components that are used for accepting user input as opposed to laying out other components are Buttons and TextFields. These are similar to Buttons and TextBoxes respectively in GWT. Like most GXT controls that have a counterpart in GWT, the GXT ones are a little richer. Button Let us start with buttons. In GXT, buttons have several different attributes, which can be merged to make a large number of combinations: Size Buttons come in three sizes—small, medium, or large.

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Ext GWT 2.0: Beginner's Guide by Daniel Vaughan

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