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Brief Introduction on Android & tips for creating an Android Apps.

Brief Introduction on Android & tips for creating an Android Apps.

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  • 1. ANDROID
    Created By:-
  • 2.
  • 3. Introduction
    What is Android?
    • A software platform and operating system for mobile devices
    • 4. Based on the Linux kernel
    • 5. Developed by Google and later the Open Handset Alliance (OHA)
    • 6. Allows writing managed code in the Java language
  • Android Architecture
  • 7.
  • 8. What is the Open Handset Alliance (OHA)?
    It's a consortium of several companies
  • 9. Contd..
    • It is devoted to advancing open standards for mobile devices
    • 10. Develop technologies that will significantly lower the cost of developing and distributing mobile devices and services
  • Platform
    Android is not a single piece of hardware; it's a complete, end-to-end software platform that can be adapted to work on any number of hardware configurations. Everything is there, from the boot loader all the way up to the applications.
  • 11. Operating system
    • Android uses Linux for its device drivers, memory management, process management, and networking.
    • 12. The next level up contains the Android native libraries. They are all written in C/C++ internally, but you’ll be calling them through Java interfaces. In this layer you can find the Surface Manager, 2D and 3D graphics, Media codecs, the SQL database (SQLite), and a native web browser engine (WebKit).
    • Dalvik Virtual Machine - Dalvik runs dex files, which are coverted at compile time from standard class and jar files.
  • Network Connectivity 
    It supports wireless communications using:
    • GSM mobile-phone technology
    • 13. 3G
    • 14. 802.11 Wi-Fi networks
  • Future Possibilities
    • Google Android Sales to Overtake iPhone in 2012
    • 15. The OHA is committed to make their vision a reality: to deploy the Android platform for every mobile operator, handset manufacturers and developers to build innovative devices
    • 16. Intel doesn’t want to lose ownership of the netbook market, so they need to prepare for anything, including Android
  • Examples
  • 17. Software development
    Development requirements
  • IDE and Tools
    Android SDK
    • Class Library
    • 20. Developer Tools
    • 21. Emulator and System Images
    • 22. Documentation and Sample Code
    Eclipse IDE + ADT (Android Development Tools)
    • Reduces Development and Testing Time
    • 23. Makes User Interface-Creation easier
    • 24. Makes Application Description Easier
  • Programming language
    • Java – officially supported
    • 25. C/C++ – also possible but not supported
  • Advantages
    • The ability for anyone to customize the Google Android platform
    • 26. The consumer will benefit from having a wide range of mobile applications to choose from since the monopoly will be broken by Google Android
    • 27. Men will be able to customize a mobile phones using Google Android platform like never before
    • 28. Features like weather details, opening screen, live RSS feeds and even the icons on the opening screen will be able to be customized
    • 29. As a result of many mobile phones carrying Google Android, companies will come up with such innovative products like the location
  • Limitations
    Bluetooth limitations
    • Android doesn't support:
    • 30. Bluetooth stereo
    • 31. Contacts exchange
    • 32. Modem pairing
    • 33. Wireless keyboards
    But it'll work with Bluetooth headsets, but that's about it
    Firefox Mobile isn't coming to Android
    Apps in Android Market need to be programmed with a custom form of Java
    Mozilla and the Fennec won't have that
  • 35. Software Required
    Android SDK(Software Development Kit)
    JDK(Java Development Kit)
    JRE(Java Runtime Environment)
  • 36.
  • 37. Create a New Android Project
  • 38.
  • 39.
  • 40.
  • 41.
  • 42.
  • 43.
  • 44.
  • 45.
  • 46.
  • 47.
  • 48. Android Emulator