Beginning Android development

Getting started Running an application Managing apps Debugging apps Designing layouts with XML

CS/SE Individual Practical

Stephen Gilmore

October 7, 2011

School of Informatics

1 / 44CS/SE Individual Practical

N


Getting started

Creating a new Android project

shot 2011-10-04 at 12.05.25.png


N


Getting started

Naming your project

shot 2011-10-04 at 12.06.12.png


N


Getting started

Specifying the platform

shot 2011-10-04 at 12.06.34.png


N


Getting started

Looking at samples

shot 2011-10-04 at 12.06.45.png


N


Getting started

A project is created

shot 2011-10-04 at 12.07.19.png


N


Running an application

Configuring an Android application

shot 2011-10-05 at 09.30.38.png


N



Run configurations

shot 2011-10-05 at 09.30.47.png


N



Setting the DNS server

shot 2011-10-05 at 09.30.54.png


N



Running an Android application

shot 2011-10-04 at 12.07.33.png


N



Starting the activity on the emulator

shot 2011-10-04 at 12.07.42.png


N



The emulator running

shot 2011-10-04 at 12.08.15.png


N



Searching the dictionary

shot 2011-10-04 at 12.08.24.png


N



Autocompletion is used

shot 2011-10-04 at 12.08.37.png


N



The application in the launchpad

shot 2011-10-04 at 12.09.09.png


N


Managing apps

Managing apps on the phone

shot 2011-10-04 at 12.09.24.png


N


Managing apps

Selecting an app for deletion

shot 2011-10-04 at 12.09.50.png


N


Managing apps

Forcing apps to stop

shot 2011-10-04 at 12.10.05.png


N


Managing apps

Forcing apps to stop

shot 2011-10-04 at 12.10.12.png


N


Managing apps

Uninstalling an app

shot 2011-10-04 at 12.10.16.png


N


Managing apps

Uninstalling an app

shot 2011-10-04 at 12.10.23.png


N


Managing apps

Uninstalling an app

shot 2011-10-04 at 12.10.27.png


N


Debugging apps

Seeding a NullPointerException (NPE)

shot 2011-10-04 at 12.11.26.png


N


Debugging apps

Try to run the application

shot 2011-10-04 at 12.11.34.png


N


Debugging apps

User view of a NullPointerException

shot 2011-10-04 at 12.11.54.png


N


Debugging apps

Change the Eclipse perspective

shot 2011-10-05 at 09.56.48.png


N


Debugging apps

Dalvik Debug and Monitor Service

shot 2011-10-05 at 09.56.57.png


N


Debugging apps

DDMS perspective with LogCat

shot 2011-10-05 at 09.58.21.png


N


Debugging apps

Developer view of a NPE

shot 2011-10-04 at 12.12.18.png


N


Debugging apps

Tracking the error back to the code

shot 2011-10-04 at 12.13.17.png


N


Debugging apps

Error found, warning visible

shot 2011-10-04 at 12.13.24.png


N


Debugging apps

Bug removed, Java Problem disappears

shot 2011-10-04 at 12.13.45.png


N


Designing layouts with XML

Graphical view of XML in editor

shot 2011-10-04 at 12.14.06.png


N



Source code view of XML in editor

shot 2011-10-04 at 12.14.10.png


N



Outline view of XML in editor

shot 2011-10-04 at 12.14.10.png


N



The editor (and themes)

shot 2011-10-04 at 12.14.32.png


N



Changing the theme (Holo light)

shot 2011-10-04 at 12.14.45.png


N



Changing the theme (Theme Light)

shot 2011-10-04 at 12.15.17.png


N



Adding widgets with drag and drop

shot 2011-10-04 at 12.16.14.png


N



The graphical layout is updated

shot 2011-10-04 at 12.16.19.png


N



XML source automatically updated too

shot 2011-10-04 at 12.16.41.png


N



Undo changes in the editor

shot 2011-10-04 at 12.16.53.png


N



Errors in XML code

shot 2011-10-04 at 15.59.11.png 43 / 44CS/SE Individual Practical

N



Errors in XML can be subtle

shot 2011-10-04 at 15.59.44.png 44 / 44CS/SE Individual Practical

N

Education

Beginning Android development