Book Image

PrimeFaces Cookbook

Book Image

PrimeFaces Cookbook

Overview of this book

PrimeFaces is the de facto standard in the Java web development. PrimeFaces is a lightweight library with one jar, zero-configuration, and no required dependencies. You just need to download PrimeFaces, add the primefaces-{version}.jar to your classpath and import the namespace to get started. This cookbook provides a head start by covering all the knowledge needed for working with PrimeFaces components in the real world. "PrimeFaces Cookbook" covers over 100 effective recipes for PrimeFaces 3.x which is a leading component suite to boost JSF applications. The book's range is wide‚Äí from AJAX basics, theming, and input components to advanced usage of datatable, menus, drag & drop, and charts. It also includes creating custom components and PrimeFaces Extensions.You will start with the basic concepts such as installing PrimeFaces, configuring it, and writing a first simple page. You will learn PrimeFaces' theming concept and common inputs and selects components. After that more advanced components and use cases will be discussed. The topics covered are grouping content with panels, data iteration components, endless menu variations, working with files and images, using drag & drop, creating charts, and maps. The last chapters describe solutions for frequent, advanced scenarios and give answers on how to write custom components based on PrimeFaces and also show the community-driven open source project PrimeFaces Extension in action.
Table of Contents (17 chapters)
PrimeFaces Cookbook
Credits
About the Authors
About the Reviewers
www.PacktPub.com
Preface
Index

In-cell editing with dataTable


The dataTable component supports the in-cell editing feature for updating values within the table without navigating to another detail page.

How to do it...

In order to enable editing, first we need to set the editable attribute of the table to true. Each column definition that we need to be editable should contain the p:cellEditor helper component that will contain two facets for rendering output components; one for visualizing the data and input components, and the other for getting input data from the user. The in-place editor palette, which is the p:rowEditor component, also needs to be rendered as a column in order to activate editing.

<p:dataTable id="inCellEditing" var="car" value="#{dataTableController.cars}" rowKey="#{car.name}" editable="true">
<p:column headerText="Year">
<p:cellEditor>
<f:facet name="output">
<h:outputText value="#{car.year}" />
</f:facet>
<f:facet name="input">
<p:inputText value="#{car...