Book Image

PrimeFaces Beginner's Guide

By : Siva Prasad Reddy Katamreddy
Book Image

PrimeFaces Beginner's Guide

By: Siva Prasad Reddy Katamreddy

Overview of this book

PrimeFaces is a lightweight UI component framework for JSF based applications. PrimeFaces is very easy to use because it comes as a single JAR file and requires no mandatory XML configuration. It provides more than 100 UI Components and an in-built AJAX support. It also provides theme support for UI components with more than 30 themes out-of-the-box. With PrimeFaces, developers can create rich user interfaces very easily.PrimeFaces Beginners Guide is a practical, hands-on guide that provides you with clear step-by-step exercises,that will help you to learn and explore the features of PrimeFaces.PrimeFaces Beginners Guide starts by showing you how to install PrimeFaces, create sample forms, and perform validations and then looks at various commonly used PrimeFaces utility components. Next, you will look into various basic text input components like form controls, Calendar, AutoComplete, and Rich Text Editor. Then you will learn about advanced UI components such as DataTables, panels, menus,and charts. Throughout the chapters we will be building a sample web application using PrimeFaces progressively that will give you a hands-on experience on using PrimeFaces effectively.You will learn how to create complex layouts using accordion panels, tab views, sophisticated menu navigations, breadcrumbs and much more. You will also learn how to display data using DataTable with pagination, filters, and lazy loading, and how to export data to Excel or PDF features. You will learn how to represent data in various formats like trees, charts, and TagCloud. You will also learn how to build an application supporting multiple themes.With this PrimeFaces Beginner's Guide , you will learn how to use PrimeFaces easily and effectively.
Table of Contents (20 chapters)
PrimeFaces Beginner's Guide
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
3
Using PrimeFaces Common Utility Components
Index

Creating a Bar chart


The Bar chart component visualizes a series of data points as bars. We can use the same org.primefaces.model.chart.CartesianChartModel type instance, which we used for the Line chart, to provide the data for the Bar chart.

Let us create a Bar chart representing tags usage statistics over recent years.

<p:barChart value="#{chartController.chartModel}" legendPosition="nw" style="width: 400px; height: 250px;" />

A Bar chart also supports most of the features supported by the Line chart, such as labels and angles for X and Y axis, various legendPositions, seriesColors, stacked, zoom, animate, custom dataTipFormat, and so on. In addition to these options, the Bar chart provides the following options to customize its behavior:

  • barPadding: This is the padding of the bars. The default value for it is 8.

  • barMargin: This is the margin of the bars. The default value for it is 10.

  • orientation: This is the orientation of the bars, the valid values for it are vertical and horizontal...