programming android

Development for Android

Lars Vogelhttp://www.vogella.de

• Android overview

• Android Tool chain

• Demo

The next 30 minutes

Android

• Develop in Java• Not Java ME!!• Open

iPhone• Develop in ObjectiveC• Closed

Java API for creating application on top of the Android runtime

Android Applications consists out of 4 parts:

• Activity• Intent / Broadcast Receiver• Services• Content Provider

Activity - A screen in the Android application

Activity

ScreenLayout mainly created via XML via a WYSIWYG editor

Behavior in Java code

Predefined anchor points (methods which can be overriden) to add behavior

Intent / Broadcast Receiver – Asking / Providing for funcationality

Services – Running in the background

Content Provider –Provides data , e.g. via database

Developer Toolchain

Android Development Tools (ADT) for Eclipse

Eclipse based tooling

• Provide the emulator• Wizard for creating new project

Device Emulator

QEMU-based ARM emulator runs same system image as device

Use same toolchain to work with devices or emulator

Takes forever to start… ;-)

Demo

Android Tutorials for self-hacking

http://www.vogella.de/articles/Android/article.html

http://androidcore.com/

http://marakana.com/forums/android/android_examples/

Online Documentation

http://developer.android.com/reference/packages.html

Futher questions:

Contact: Lars Vogel (Lars.Vogel@gmail.com)Homepage: http://www.vogella.de

Credits• Several slides and information is taken from

– http://www.android.com/media/– http://sites.google.com/site/io/an-introduction-to-android

• Picture credits• http://www.sxc.hu/photo/338038• http://www.sxc.hu/photo/1089869• http://www.sxc.hu/photo/130484• http://www.sxc.hu/photo/325650• http://www.sxc.hu/photo/502161• http://www.sxc.hu/photo/502457• http://www.sxc.hu/photo/565681• http://www.sxc.hu/photo/418215