Book Image

Creating Mobile Apps with jQuery Mobile

By : Shane Gliser
Book Image

Creating Mobile Apps with jQuery Mobile

By: Shane Gliser

Overview of this book

<p>jQuery Mobile is a touch-optimized web framework (also known as a JavaScript library or a mobile framework) currently being developed by the jQuery project team. The development focuses on creating a framework compatible with a wide variety of smartphones and tablet computers made necessary by the growing but heterogeneous tablet and smartphone market. The jQuery Mobile framework is compatible with other mobile app frameworks and platforms such as PhoneGap, Worklight, and more.<br /><br />Creating Mobile Apps with jQuery Mobile reflects the author’s years of experience and exposes every hidden secret which will ease your mobile app development. With just a smattering of design and user experience thrown in, going through this book will allow you to confidently say, “yes, I can do that.”<br /><br />We’ll start out with effective mobile prototyping and then move directly to the core of what every one of your mobile sites will need. Then, we’ll move on to the fancy stuff.<br /><br />After creating some basic business templates and a universal JavaScript, we will move into the more interesting side of mobile development but we always try to keep an eye on progressive enhancement. jQuery Mobile is all about reaching everyone. So is this book.<br /><br />"Creating Mobile Apps with jQuery Mobile" will take your basic mobile knowledge and help you make versatile, unique sites quickly and easily.</p>
Table of Contents (17 chapters)
Creating Mobile Apps with jQuery Mobile
Credits
About the Author
About the Reviewers
www.PacktPub.com
Preface
Index

Generated pages and DOM weight management


In the normal course of events while surfing traditional mobile sites, jQuery Mobile will mark each page as external-page, which will cause the page to be removed from the DOM once the user navigates away from that page. The idea behind this is that it will manage DOM weight because "budget" (crappy) devices may not have as much memory to dedicate to their browsers. External pages will likely still be in the device cache for quick recall. So reloading them should be lightning fast. If you want to learn more about how jQuery Mobile handles this behavior, check out http://jquerymobile.com/demos/1.3.0/docs/pages/page-cache.html.

jQuery Mobile has done a great job at managing DOM weight through normal means. However, when we dynamically create pages, they are not automatically deleted from the DOM on exit. This can become especially overwhelming if there are a lot of them. We could easily overwhelm the miserable browsers on dumb phones and even some...