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

Integrating jQuery Validate


It's always been important to the user experience to validate as much as possible on the client. HTML5 goes a long way to this end by giving far greater control over input types. As good as HTML5 input types are, we'll need more. Enter Query Validate. (http://bassistance.de/jquery-plugins/jquery-plugin-validation/)

The Validate plugin is a staple in the jQuery community but there are certain things that will help our mobile implementation. Let's start with automatically adding validation to any page that has a form with a class of validateMe.

$("form.validateMe").each(function(index, element) { 
var $form = $(this); 
var v = $form.validate({
errorPlacement: function(error, element) {
vardataErrorAt = element.attr("data-error-at");
    if (dataErrorAt) 
        $(dataErrorAt).html(error); 
    else
      error.insertBefore(element); 
    } 
  }); 
});

Since it is possible that a page might contain multiple forms, let's just deal with it now by hooking it into every...