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Introduction to Android Development

Introduction to Android Development. CS 5115 Fall 2013 September 23. Agenda for today. Quick overview of project presentations Intro to Android Development. http://developer.android.com/training/index.html. Here’s how simple the app is. Define your app to the OS.

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Introduction to Android Development

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  1. Introduction to Android Development CS 5115 Fall 2013 September 23

  2. Agenda for today • Quick overview of project presentations • Intro to Android Development

  3. http://developer.android.com/training/index.html

  4. Here’s how simple the app is

  5. Define your app to the OS Java code – make the widgets, handle events Define your UI – widgets, layout Define strings (text) used in your UI

  6. Defining your UI • http://developer.android.com/training/basics/firstapp/building-ui.html • res/layout activity_main.xml

  7. Defining the layout

  8. Adding widgets

  9. Responding to user actions • http://developer.android.com/training/basics/firstapp/starting-activity.html

  10. Still in activity_main.xml

  11. Now let’s finally get to some Java

  12. What does sendMessage actually do? • Starts a new activity, passes some data to it (the string entered by the user)

  13. Defining DisplayMessageActivity

  14. This is just the basics! • Now check out all the lessons in: http://developer.android.com/training/index.html • See the navigation pane on the left side

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