January 2012
Intermediate to advanced
178 pages
4h 31m
English
book
Building Android Apps with HTML, CSS, and JavaScript, 2nd Edition
by Jonathan Stark, Brian Jepson, Brian MacDonald
Content preview from Building Android Apps with HTML, CSS, and JavaScript, 2nd EditionBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.
Chapter 7. Going Native
Our web app can now do many things that a native app can do: launch from the home screen, store data locally on the phone, and operate in offline mode. We’ve formatted it nicely for the device and set up native-looking animations to provide feedback and context to the user.
However, there are still two things that it cannot do: it can’t access the device features and hardware (e.g., geolocation, accelerometer, sound, and vibration) and it can’t be submitted to the Android Market. In this chapter, you will learn how to extend the reach of your web app beyond the normal confines of the browser using an open source project called PhoneGap.
Introduction to PhoneGap
The mobile landscape is littered with devices, platforms, and operating systems. If you are a web developer, you might be familiar with the agony of testing 10 or so browser versions across 10 or so operating system versions. Multiply that by 100 and you have mobile. There is simply no cost-effective way to develop and test across all of the possible combinations.
Enter PhoneGap. PhoneGap is an open source development tool created by Nitobi (http://www.nitobi.com/; now part of Adobe) that acts as a unified bridge between web apps and mobile device APIs. It consists of a native app project template for each of the major platforms, where each project is just a bare-bones web browser with heightened permissions. What this means in concrete terms is that PhoneGap makes it possible to access the accelerometer, ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.