COM594: Mobile Technology Practical – Week 1 Android and Android Studio

Android

What is Android?  Android is an open source and Linux-based Operating System for mobile devices such as smartphones and tablet computers.  Android was developed by the Open Handset Alliance, led by Google, and other companies.

Why Android ?  Android is a powerful operating system and supports great features.

Android Applications  Android applications are usually developed in the Java language using the Android Software Development Kit (SDK).

History of Android  The code names of android ranges from A to L currently, such as Aestro, Blender, Cupcake, Donut, Eclair, Froyo, Gingerbread, Honeycomb, Ice Cream Sandwitch, Jelly Bean, KitKat and Lollipop.

System Requirements  Can start your Android application development on either of the following operating systems − Microsoft® Windows® 10/8/7/Vista/2003 (32 or 64-bit). Mac® OS X® or higher, up to 10.9 (Mavericks) GNOME or KDE desktop  Following is the list of software's you will need before you start your Android application programming. Java JDK5 or later version Java Runtime Environment (JRE) 6 Android Studio

Introducing Android Studio  Installing the Java Development Kit (JDK) on Windows html

Introducing Android Studio  Downloading the JDK on Windows

Introducing Android Studio  Executing the JDK Wizard on Windows C:\Java

Introducing Android Studio

 Configuring Environmental Variables on Windows

Introducing Android Studio  Configuring Environmental Variables on Windows

Introducing Android Studio  Configuring System variable on Windows

Introducing Android Studio  Edit the PATH environmental variable on Windows  Place your cursor at the end of the Variable Value field and type the following: ;%JAVA_HOME%\bin  In the command-line window, issue the following command and press Enter: java –version

Introducing Android Studio  Installing Android Studio

Introducing Android Studio  Once the download is complete, execute the file you just downloaded.

Introducing Android Studio  Select locations for Android Studio and the SDK

Introducing Android Studio  Completing the Android Studio setup

Creating Your First Project: HelloWorld  Welcome to Android Studio  Click the Start a New Android Project option.

Creating Your First Project: HelloWorld  Configure your new project firstname.ulster.ac.uk

Creating Your First Project: HelloWorld  Select the form factors your app will run on

Creating Your First Project: HelloWorld  Choose options for your new file Activity Name: MainActivity Layout Name: activity_main Title: MainActivity Menu Resource Name: menu_main

Creating Your First Project: HelloWorld  Using Android Virtual Device (AVD) Manager The Android Virtual Device Manager allows you to create Android Virtual Devices (AVDs), which you can then run to emulate a device on your computer.

Creating Your First Project: HelloWorld  Select the Galaxy Nexus hardware

Creating Your First Project: HelloWorld  Select the x86_64 system image

Creating Your First Project: HelloWorld  Running HelloWorld on an AVD  Choosing a device and launching the emulator

Creating Your First Project: HelloWorld  Emulator

Creating Your First Project: HelloWorld  Running HelloWorld on an Android Device Connect the mobile phone via USB cable Click the Android Device Monitor button

Creating Your First Project: HelloWorld  Running HelloWorld on an Android Device Now click the green Run button