First Android Experience

Building Your First Android Experience 1 Web 2.0 • Tony Hillerson

Tony Hillerson Software Architect - EffectiveUI Rails, Flex, Java ‣ Mobile ✦ iPhone and Android http://thillerson.blogspot.com http://twitter.com/thillerson http://brightkite.com/people/thillerson http://github.com/thillerson/ﬁrst_android_experience/ http://slideshare.com/thillerson/ﬁrst-android-experience 2

Agenda Introduction Tour Our First Project Cooking with Android 3

android an•droid noun Your plastic pal that’s a robot with a human fun to be with! appearance. - Sirius Cybernetics Corporation - Encyclopedia Galactica What’s an Android? Operating System for Mobile Devices HTC G1 SDK Compiler, tools and IDE Market Free or paid A Platform for your Applications 4

Open Handset Alliance http://www.openhandsetalliance.com/ Over 40 members Device Manufacturers, Networks, Chipmakers, Software Companies, etc 5

Open Source Framework Open it! - http://source.android.com/ SDK - http://developer.android.com IDE Runs in Eclipse 6

Platform 7

Linux 8

• Surface Manager Native Libraries • 2D+3D Graphics (OpenGL) + Media • SQLite • Browser (webkit) Linux 9

Runtime + Dalvik VM • Lightweight Java VM • Efﬁcient Bytecode Native Libraries Linux 10

• Activity Manager Android Framework • Content Provider • Location Manager • Notiﬁcation Manager Runtime + Dalvik VM Native Libraries Linux 11

• Contacts System Apps • Phone Dialer • E-mail • Web Browser Android Framework Runtime + Dalvik VM Native Libraries Linux 12

System Apps + Ur Appz Android Framework Runtime Native Libraries Linux 13

Vocabulary 14

Activity: A single screen. Your app is made up of one or more Activities 15

Service: A task that can be running while not visible. Put that in your pipe and smoke it, iPhone. 16

Intent: Code to accomplish a verb, like “call number” or “open comic”. Facilitates app to app communication. 17

Content Provider: Data and an API that any app can access. Android provides contact information through a Content Provider. 18

Resource: Text, pictures, sound, etc. Everything is broken out of the code into a resource, which is compiled into a class called R 19

Drawable: A bitmap or xml deﬁnition of something that can be drawn. 20

Getting Android http://developer.android.com 21

Where to ﬁnd Help http://developer.android.com/community/index.html Google’s Forums http://android-developers.blogspot.com/ Dev’s Blog http://developer.android.com/reference/packages.html Docs http://code.google.com/p/apps-for-android/ Sample Apps by Googlers 22

A Tour 23

Our First App 24

Cooking with Android 25

Pictures Camera Image Library 26

Persistence Settings SQLite 27

Location Location Location LocationProvider Geocoding 28

Hiding Your Threads in UserTasks Google’s UserTask 29

Prettying Things Up Styling common widgets Themes Digging into existing styles 30

Reading the Source SDK Android source and Apps 31

Your Bob Father You Thanks! Tony Hillerson http://slideshare.com/thillerson http://github.com/thillerson http://thillerson.blogspot.com http://effectiveui.com Twitter: thillerson Brightkite: thillerson 32

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First Android Experience

by Tony Hillerson

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