Book Image

HTML5 Data and Services Cookbook

Book Image

HTML5 Data and Services Cookbook

Overview of this book

HTML5 is everywhere. From PCs to tablets to smartphones and even TVs, the web is the most ubiquitous application platform and information medium bar. Its becoming a first class citizen in established operating systems such as Microsoft Windows 8 as well as the primary platform of new operating systems such as Google Chrome OS. "HTML5 Data and Services Cookbook" contains over 100 recipes explaining how to utilize modern features and techniques when building websites or web applications. This book will help you to explore the full power of HTML5 - from number rounding to advanced graphics to real-time data binding. "HTML5 Data and Services Cookbook" starts with the display of text and related data. Then you will be guided through graphs and animated visualizations followed by input and input controls. Data serialization, validation and communication with the server as well as modern frameworks with advanced features like automatic data binding and server communication will also be covered in detail.This book covers a fast track into new libraries and features that are part of HTML5!
Table of Contents (21 chapters)
HTML5 Data and Services Cookbook
Credits
About the Authors
About the Reviewers
www.PacktPub.com
Preface
Index

Using the web notifications API


Web notifications are one of the newer features added into modern browsers. They are intended as alerts for the user outside of the web page context. The idea is for them to be browsers intended, for example, when using a mobile browser notification could go into the home screen of the device. On the desktop usually they show up on the right-corner of the screen, at least on most desktop environments.

Getting ready

For the purpose of this example, we will be using data derived from Project Gutenberg http://www.gutenberg.org/. The data are the tips from the chapter Use of spies from Sun Tzu's -Art of war and can be found in this recipe code example under data.json.

How to do it...

To create this recipe we will create an HTML file, and use jQuery for simplicity.

  1. First, we can start with the HTML part, where we just create a simple button and a div element with the ID fallback that we are going to use, if the browser does not support notifications.

    <body>
      ...