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Primefaces Cookbook Second Edition

You're reading from   Primefaces Cookbook Second Edition Over 100 practical recipes to learn PrimeFaces 5.x – the most popular JSF component library on the planet

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Product type Paperback
Published in May 2015
Publisher
ISBN-13 9781784393427
Length 412 pages
Edition 1st Edition
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Toc

Table of Contents (13) Chapters Close

Preface 1. Getting Started with PrimeFaces FREE CHAPTER 2. Theming Concepts 3. Enhanced Inputs and Selects 4. Grouping Content with Panels 5. Data Iteration Components 6. Endless Menu Variations 7. Working with Files, Images, and Multimedia 8. Drag Me, Drop Me 9. Creating Charts and Maps 10. Client-side Validation 11. Miscellaneous Advanced Use Cases Index

Clever focus management in forms

Focus is a component that makes it easy to manage the focus setting on a JSF page. By default, the focus component finds the first enabled (editable) and visible input component on the page and applies focus. Typically, input components are associated with HTML elements, such as input, textarea, and select.

In this recipe, we will learn about the default and advanced behaviors of the Focus component. We will develop two h:panelGrid components with several input components in order to demonstrate the behavior of p:focus in detail.

How to do it…

The XHTML code snippet contains a total of three p:inputText components:

<p:messages/>

<p:focus context="secondGrid"/>

<h:panelGrid columns="2" style="margin-bottom:10px;">
  <h:outputLabel value="Dummy"/>
  <p:inputText/>
</h:panelGrid>

<h:panelGrid id="secondGrid" columns="2">
  <h:outputLabel for=&quot...
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