Slides for the Dallas webOS Developer Meetup, covering app development for webOS using straight HTML5 (and some helpers).

1. The Web?
We Haz It.
Dave Balmer, HP webOS Developer Relations
@Balmer

2. The Debate Rages On:
Web App
vs.
Native App?

3. Yes.

4. Native webOS apps
are made with HTML5.

5. Simple.

6. webOS Doesnʼt Block You
No need to “jailbreak”
No need to “root”
No “device provisioning”

7. The New Workflow
1. Code
2. Refresh your browser
...repeat as needed...

8. DEMO
New Workflow

9. Code with HTML5

10. Based on Web Standards
HTML5
CSS3
JavaScript

11. With Some Extra Goodies
Node.JS
Low Level Services

12. Simple.
Your HTML5 App
WebKit
webOS

13. DEMO
The 1 Minute App

14. Code with HTML5
and webOS Services

15. Services
webOS has built-ins
for things like GPS,
accelerometer, etc.

16. Simple + Services
Your HTML5 App
WebKit Service Bus
webOS

17. Custom Services
You can make your own
using Node.JS

18. This is All Possible
But there’s a simpler way to
get straight HTML5 apps
with access to our services.

19. PhoneGap
for webOS

20. PhoneGap
A cross-platform layer
that gives a consistent
wrapper to services
in webOS, iOS, Android,
Bada, BB and Windows.

21. HTML5 + PhoneGap
Your HTML5 App
PhoneGap
WebKit
Service Bus
webOS

22. Go Get It!
phonegap.com

23. DEMO
PhoneGap for webOS

24. Code with
App Frameworks

25. Application Frameworks
Provide UI widgets,
data controls and other
things which make it
easier to build an app.

26. Application Frameworks
We have our own,
it’s called Enyo.

27. Application Frameworks
We work with PhoneGap,
jQuery Mobile, SproutCore,
Sencha Touch, Jo and
many other HTML5
frameworks.

28. Useful Links
developer.hpwebos.com
phonegap.com
jquerymobile.com
sencha.com
joapp.com
davebalmer.wordpress.com

29. Q&A
developer.HPwebOS.com
@balmer