Android SDKHow to make it work?

Doncho Minkov

Telerik Software Academyhttp://academy.telerik.com

Technical Trainerhttp://minkov.it/

http://mobiledevcourse.telerik.com

Table of Contents The Android SDK Installation of Android SDK

Eclipse

Android SDK

Android ADT

Installation of PhoneGap "Hello PhoneGap" project

The Android SDK

The Android SDK Android is a software stack for mobile devices that includes

An operating system

Middleware

Key applications

The Android SDK provides necessary tools and APIs to develop applications Using Java programming language

Installation of Android SDK

How to start Android development?

Steps for Installing Android SDK

1. Installing Eclipse IDE

2. Install Android SDK

3. Install the ADT plugin for eclipse

4. Add components needed for development

Eclipse What is Eclipse?

A multi-language software development environment comprising

An integrated development environment (IDE)

Mostly written in Java

Eclipse is used to develop applications In Java, C, C++, Perl, PHP, Python,

R, etc.

For Android (using Java)

Download at http://bit.ly/EclipseClassic

Android SDK

For the Android SDK to be installed The machine should have at least

jdk 1.6 Version 1.7 is also ok

Then download the installer file from http://

developer.android.com/sdk/index.html

Android SDK (2)

* There is a known bug during installation of the SDK The installer cannot locate the jdk

Just click the "Back" button and then "Next"

It should work

The Android SDK Manager

After the installation of Android SDK Some components should be

installed Packages for Android versions: 2.1,

2.2, 3.2, etc.

Some other tools like a couple of Google APIs

Start the Android SDK Manager and wait for fetching of packages This may take a while Took me two / thirds of a day for all

packages

Installation of ADT Plugin

Use the Update Manager feature of Eclipse To install the latest revision of ADT

on your development computer

How to download it? Start Eclipse, then select Help >

Install New Software -> Add, in the top-right corner

In the Add Repository Enter "ADT Plugin" for the Name

Copy for location https://dl-ssl.google.com/android/eclipse/

Installation of ADT Plugin

In the Available Software dialog Select the checkbox next to

Developer Tools and click Next

In the next window, you'll see a list of the tools to be downloaded Click Next

Read and accept the license agreements

Then click Finish

Restart Eclipse

Installation of Android SDK

Live Demo

Android Virtual Device

How to Create a AVD?

Android Virtual Device To create virtual device

Open Eclipse -> Window -> ADV Manager Open the Android Virtual Device

manager

Add new device With the Android OS version needed

Why need AVD? To test your app before deployment

to a phone

To test on different versions of Android OS

To find and correct simple mistakes

AVD Manager - Example

Create new AVD

AVD Manager - Example

Give it some name Better add the OS

version

Add SD card sieze Select OS version You are done!

New PhoneGap Project

Two ways of creating

PhoneGap Project How to create a PhoneGap Project?

Create an android project File -> New -> Android Project

In the root directory of the project, create two new directories

/libs and /assets/www Copy phonegap.js from your

PhoneGap download earlier to /assets/www

Create an index.html file in /assets/www

Copy phonegap.jar from your PhoneGap download earlier to /libs

New PhoneGap Project Copy xml folder from your PhoneGap download to /res

Set the build path of the phonegap.jar Right click on the /libs folder Go to Build Paths/ -> Configure

Build Paths. In the Libraries tab, add phonegap-

1.0.0.jar to the Project

New PhoneGap Project (2)

Make a few adjustments to the project's main Java file Change the class's extend from

Activity to DroidGap

Replace the setContentView() line with super.loadUrl("file:///android_asset/www/index.html");

Add import com.phonegap.* Remove import android.app.Activity

New PhoneGap Project (3)

Right click on AndroidManifest.xml and select Open With > Text Editor You should edit the xml

By adding new elements

By editing existing elements

You can see how the final AndroidManifest.xml file should look like http://

phonegap.com/assets/guide/manifest.jpg

New PhoneGap Project -

Alternative Way This is not so pleasing, right? Hopefully there is an easier way

Using MDS AppLaud PhoneGap Eclipse Plugin

How to install it? Open Eclipse

Go to Help -> Install New Software -> Click Add Like with the ADT plugin

For location type: https://svn.codespot.com/a/eclipselabs.org/mobile-web-development-with-phonegap/tags/r1.2/download

New PhoneGap Project –

Alternative Way (2) After the plugin is installed and ready to go A PhoneGap icon should be

displayed in the toolbar

After than the creation of new project is straight-forward

With AppLaud plugin you can select to include jQuery or Sencha

New PhoneGap ProjectLive Demo

Hello World PhoneGap

Hello World PhoneGap Lets make our "Hello World, PhoneGap!" application Till now we have an empty

PhoneGap project

All we need to do is to edit the index.html file Created by us

Located in /assets/www

This is the Entry point of our Application

Hello World PhoneGap – Example

Hello World, PhoneGap! Open the index.html and copy the

following<!Doctype html><html><head> <title> First PhoneGap Application </title><head><body> <h1>Hello PhoneGap</h1></body></html>

Go to Build -> Run as Android Application The emulator should start

And the app run!

Hello World PhoneGap

Live Demo

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