Pro Android 5

813 Pages·2015·9.01 MB·English

Pro Android 5
Dave MacLean
Satya Komatineni
Grant Allen
Pro Android 5
Copyright © 2015 by Dave MacLean, Satya Komatineni, and Grant Allen
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ISBN-13 (pbk): 978-1-4302-4680-0
ISBN-13 (electronic): 978-1-4302-4681-7
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Managing Director: Welmoed Spahr
Lead Editor: Steve Anglin
Technical Reviewer: Shane Kirk
Editorial Board: Steve Anglin, Louise Corrigan, Jonathan Gennick,
Robert Hutchinson, Michelle Lowman, James Markham, Susan
McDermott, Matthew Moodie, Jeffrey Pepper, Douglas Pundick, Ben
Renow-Clarke, Gwenan Spearing, Steve Weiss
Coordinating Editor: Mark Powers
Copy Editor: Brendan Frost
Compositor: SPi Global
Indexer: SPi Global
Artist: SPi Global
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To my wife Rosie, I never would have made it this far without your love and
support. Thank you, you are wonderful, and I love you.
—Dave MacLean
To my late younger brother Sankar Komatineni whose industry, hardship,
and zest for life fills me with sadness and joy.
—Satya Komatineni
To all the Android developers out there dreaming of the next great Android
app! You are an amazing community, and I can’t wait to see what you
develop next.
—Grant Allen
Contents at a Glance
About the Authors
About the Technical Reviewer
Acknowledgments
Foreword
Introduction
Chapter 1: Hello Android
Chapter 2: Introduction to Android Application Architecture
Chapter 3: Building Basic User Interfaces and Using Controls
Chapter 4: Adapters and List Controls
Chapter 5: Building More Advanced UI Layouts
Chapter 6: Working with Menus and Action Bars
Chapter 7: Styles and Themes
Chapter 8: Fragments
Chapter 9: Responding to Configuration Changes
Chapter 10: Working with Dialogs
Chapter 11: Working with Preferences and Saving State
Chapter 12: Using the Compatibility Library for Older Devices
Chapter 13: Exploring Packages, Processes, Threads, and Handlers
Chapter 14: Building and Consuming Services
Chapter 15: Advanced AsyncTask and Progress Dialogs
Chapter 16: Broadcast Receivers and Long-Running Services
Chapter 17: Exploring the Alarm Manager
Chapter 18: Exploring 2D Animation
Chapter 19: Exploring Maps and Location-Based Services
Chapter 20: Understanding the Media Frameworks
Chapter 21: Home Screen Widgets
Chapter 22: Touch Screens
Chapter 23: Implementing Drag and Drop
Chapter 24: Using Sensors
Chapter 25: Exploring Android Persistence and Content Providers
Chapter 26: Understanding Loaders
Chapter 27: Exploring the Contacts API
Chapter 28: Exploring Security and Permissions
Chapter 29: Using Google Cloud Messaging with Android
Chapter 30: Deploying Your Application: Google Play Store and Beyond
Index
Contents
About the Authors
About the Technical Reviewer
Acknowledgments
Foreword
Introduction
Chapter 1: Hello Android
Prerequisites for Android Development
Setting Up Your Eclipse Environment
Downloading JDK 6
Downloading Eclipse 4.2
Downloading the Android SDK
The Tools Window
Installing ADT
Setting Up Your Android Studio Environment
Java requirements for Android Studio
Downloading and Installing Android Studio
Learning Android’s Fundamental Components
View
Activity
Fragment
Intent
Content Provider
Service
AndroidManifest.xml
AVDs
Hello World!
AVDs
Running on a Real Device
Exploring the Structure of an Android Application
Examining the Application Life Cycle
Simple Debugging
Launching the Emulator
References
Summary
Chapter 2: Introduction to Android Application Architecture
Exploring a Simple Android Application
Defining UI through Layout Files
Specifying Comments in Layout Files
Adding Views and View Groups in Layout Files
Specifying Control Properties in Layout Files
Indicating ViewGroup Properties
Controlling Width and Height of a Control
Introducing Resources and Backgrounds
Working with Text Controls in the Layout File
Working with Autogenerated IDs for Controls
Implementing Programming Logic
Loading the Layout File into an Activity
Gathering Controls
Setting Up Buttons
Responding to Button Clicks: Tying It All Together
Updating the AndroidManifest.XML
Placing the Files in the Android Project
Testing the Calculator App on a Real Device
Android Activity Life Cycle
void onCreate(Bundle savedInstanceState)
void onStart()
void onRestoreInstanceState(Bundle savedInstanceState)
void onResume()
void onPause()
void onStop()
void onSaveInstanceState(Bundle saveStateBundle)
void onRestart()
Object onRetainNonConfigurationInstance()
void onDestroy()
General Notes on Activity Callbacks
More on Resources
Directory Structure of Resources
Reading Resources from Java Code
Runtime Behavior of Drawable Resources
Using Arbitrary XML Files as Resources
Working with Raw Resource Files
Reading Files from the Assets Directory
Reading Resources and Assets Without an Activity Reference
Understanding Resource Directories, Language, and Locale
More on Intents
Starting Activities for Results
Exercising the GET_CONTENT Action
Relating Intents and Activities
Understanding Explicit and Implicit Intents
Saving State in Android
Roadmap for Learning Android and the Rest of the Book
Track 1: UI Essentials for Your Android Applications
Track 2: Saving State
Track 3: Preparing/Taking Your Application to the Market
Track 4: Making Your Application Robust
Track 5: Bringing Finesse to Your Apps
Track 6: Integrating with Other Devices and the Cloud
Final Track: Getting a Helping Hand from Expert Android
As We Leave You Now with the Rest of the Book
References
Summary
Chapter 3: Building Basic User Interfaces and Using Controls
UI Development in Android
Building a UI Completely in Code
Building a UI Completely in XML
Building a UI in XML with Code
Understanding Android’s Common Controls
Text Controls
Button Controls
The ImageView Control
Date and Time Controls
The MapView Control
References