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KnockoutJS Starter
Learn how to knock out your next app in no time
with KnockoutJS
Eric M. Barnard
BIRMINGHAM - MUMBAI
www.it-ebooks.info
KnockoutJS Starter
Copyright © 2012 Packt Publishing
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Publishing cannot guarantee the accuracy of this information.
First published: November 2012
Production Reference: 1161112
Published by Packt Publishing Ltd.
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Birmingham B3 2PB, UK.
ISBN 978-1-78216-114-1
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Credits
Author
Eric M. Barnard
Reviewer
Roy Jacobs
Acquisition Editor
Mary Nadar
Commissioning Editor
Yogesh Dalvi
Technical Editor
Vrinda Amberkar
Project Coordinator
Amigya Khurana
Proofreader
Mario Cecere
Graphics
Valentina D'Silva
Aditi Gajjar
Production Coordinator
Melwyn D'sa
Cover Work
Melwyn D'sa
Cover Image
Conidon Miranda
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About the author
Eric Barnard is a Software Engineer in Champaign-Urbana, Illinois. He truly feels that a great
day starts with a fresh pot of coee and a blank JavaScript le on his computer screen.
Eric grew up on a farm in central Indiana, where he attended Purdue University. After graduating
from Purdue, he sharpened his web development and startup skills as a Fellow in the Governor
Robert Orr Fellowship in Indianapolis. At the time of this writing, Eric has recently got married
and spends his free time attempting to keep his wife sane. He is the author of the Knockout
Validation plugin and "KoGrid" a JavaScript DataGrid completely built on top of Knockout.
You can nd his blog at http://www.ericbarnard.com.
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About the reviewer
Roy Jacobs is a Software Architect in Utrecht, the Netherlands. Wrangling C# and JavaScript
is just as interesting as moving an icon two pixels to the left to improve the user experience.
Roy received his Bachelor's in Computer Science from the Fontys Polytechnic in Eindhoven and
his Master's in Human-technology Interaction from the Technical University of Eindhoven. Apart
from the technical stu he dabbled in directing and visual eects and enjoys spending time with
his girlfriend and their hamster.
He is the author of the Knockout Mapping plugin and his blog can be found at
http://www.royjacobs.org.
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Table of Contents
KnockoutJS Starter 1
So, what is Knockout? 3
Knockout – A JavaScript library 3
Knockout – A Model-View-ViewModel (MVVM) library 3
Installation 6
Step 1 – What do I need? 6
Step 2 – Create a starter site 6
Step 3 – Download Knockout 8
Step 4 – Create our main application JavaScript le 8
Step 5 – Run the application 9
Summary 11
Quick start 12
Business overview 12
Step 1 – Dening a namespace 12
Step 2 – Creating our Model 12
Step 3 – Creating a View for our Model 14
Step 4 – Creating a ViewModel to manage our Models 15
Step 5 – Working with Observable Arrays 15
Step 6 – Adding and removing Models from an Observable Array 16
Step 7 – Editing properties of a Model 18
Step 8 – Setting up a Master-Details view 19
Step 9 – Applying bindings 21
Summary 22
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[...]... 31 Binding handlers 31 Summary 34 People and places you should get to know 35 Official sites 35 Articles and tutorials 35 Community 36 Blogs 36 Twitter 36 [ ii ] www.it-ebooks.info KnockoutJS Starter Welcome to KnockoutJS Starter This book focuses on giving the reader a firm understanding of the core concepts of Knockout, such as MVVM and data binding, and works through real-life app development scenarios... files) /JS (various js files) Index.html 6 www.it-ebooks.info KnockoutJS Starter The JS folder will house all of our JavaScript files, and the CSS folder will house any CSS files that we use in our Knockout app We can create this site structure in a number of ways, but my favorite way is to just visit http://html5boilerplate.com/ and download their starter site It provides a site structure (or Boilerplate)... Knockout Starter Guide Hello World! This will be the starting point for developing our app We have left placeholders for our JavaScript and CSS files, and we have created a "Content" area for the majority of our markup to be placed 7 www.it-ebooks.info KnockoutJS Starter Step 3... HTML script tag The following HTML example illustrates how we use these at the bottom of the page to reference our JavaScript files 8 www.it-ebooks.info KnockoutJS Starter Knockout Starter Guide Hello World! . www.it-ebooks.info
KnockoutJS Starter
Learn how to knock out your next app in no time
with KnockoutJS
Eric M. Barnard
BIRMINGHAM - MUMBAI
www.it-ebooks.info
KnockoutJS Starter
Copyright. 35
Community 36
Blogs 36
Twitter 36
www.it-ebooks.info
KnockoutJS Starter
Welcome to KnockoutJS Starter. This book focuses on giving the reader a rm
understanding
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