Programming with Android

By Rohit Ghatol

Who am I?

1. Founder of Pune GTUG2. Engg/Hiring Manager at QuickOffice3. Agile Evangelist at Synerzip4. Chief Evangelist at my own firm (X)5. Technical Speaker and Corporate Trainer6. Scrum Master (Agile Project Mgmt)7. Trying hands at Counseling

8. LOVE TO HELP STUDENTS

Linked In Profile

Topics

• Desktop, Laptop, Smart phone, Netbooks• Android Mobile Platform• Features• Building Blocks• Building Gmail Application

The way I see it

Desktop, Laptops, Smart Phone,

Netbooks

Topics

• Desktop, Laptop, Smart phone, Netbooks• Android Mobile Platform• Features• Building Blocks• Building Gmail Application

Mobile Platform Simplified

Mobile Hardware

Mobile Operating System

Gmail Twitter Layar FourSquare

Display Driver Camera Driver GPS Driver Audio Driver

Telephony API Internet API Notification API GPS API

SMS API Accelo API Camera API Audio API .....

Topics

• Desktop, Laptop, Smart phone, Netbooks• Android Mobile Platform• Features• Building Blocks• Building Gmail Application

FeaturesDesktop

Features

Older Operating System1. System Agents2. Handicapped Apps3. Privileged Appse.g Can not change desktop, Dialer, System Applications

Android Operating System1. Every one is Equal

e.g Feel free to change Desktop, Launcher (start menu),Dialer, Messenger, email clients

Every one is Equal

FeaturesAndroid Market

Features

Reuse of Application Reuse of Data

FeaturesBrowser

Telephony Maps

GPSAccelerometer

Compass

3G/Edge/GPRS

Multi TouchCamera

Remote Control

Wifi & Bluetooth

Audio Support

SQLLiteOpengl

Topics

• Desktop, Laptop, Smart phone, Netbooks• Android Mobile Platform• Features• Building Blocks• Building Gmail Application

Android ScreenNotification

BarInfo

Launcher

Shortcuts

Widgets

Topics

• Desktop, Laptop, Smart phone, Netbooks• Android Mobile Platform• Features• Building Blocks• Building Gmail Application

Building Blocks

Activity(Screen)

Service(Background)

BroadcastReceiver

(respond to events)

Content Provider

(Database/Directory)

Notification Manager

Alarm Manager ......

Alarm Manager

Read more - http://developer.android.com/guide/topics/fundamentals.html

Gmail Application

Behind the Scenes

Email CheckService in

Background(Service)

Email Database(Content Provider)

Call Email Check

Service every 5 minutes

(Alarm Manager)

Activity Activity Notification Mgr

Environment Setup

Environment Setup

Environment Setup

Text

Environment Setup

Text

HelloWorld

Text

HelloWorld

Text

HelloWorld

Text

HelloWorld

Text

Manifest File

Text

Activity

Text

Complete Activity

Text

Layout - XML

Text

Layout - Preview

Text

R.java

Text

Running App

Text

Running App

Text

Add a Button

Text

Add Strings

Text

See Changes to R.java

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Handle Button

Text

Running App

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Running App

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Where to reach me?

• Pune GTUG Group - http://groups.google.com/group/pune-gtug

• Blog - http://blog.punegtug.org

• rohitsghatol@gmail.comPune GTUG stands for Pune Google Technology Use Group