Eclipse Mobile Mousw Manual do Utilizador descarregar pdf (Página 3)

• Main.xml — This contains the visual elements, or resources, for use by

Android activities.

• R.java — This file is automatically generated by Android Developer Tools

and "connects" the visual resources to the Java source code.

• AndroidManifest.xml complete — This lists a full AndroidManfest.xml file,

along with a description of each of the important elements.

• MobileServiceCallContacts.java — This contains the code necessary to

display contacts as well as react to user input to subsequently perform a

Google Maps address lookup.

Section 2. Introduction to Android

Before diving right into the ins and outs of the Eclipse plug-in and developing

Android applications, let's have a look at the architecture of Android and some of the

key terms that will be helpful in the tutorial and beyond, as you begin to build

Android applications for yourself.

Android terminology

Android application development under the Eclipse environment requires knowledge

of the Eclipse environment and the Android platform. An understanding of the terms

below is helpful in Android application development with the Eclipse plug-in.

Open Handset Alliance

This is the organization led by Google Inc., consisting of numerous public and

private organizations.

Android

The flagship product of the Open Handset Alliance. This is an open source

operating environment targeted for mobile devices.

Emulator

A software tool representative of another system — This is often an

environment that runs on a personal computer (IBM®, Mac, Linux®) that

emulates another environment, such as a mobile-computing device.

Linux

An open source operating system kernel at the heart of many computing

ibm.com/developerWorks developerWorks®

Develop Android applications with Eclipse

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