Android Recipes · A Problem-Solution Approach by Smith, Jeff Friesen Dave -- Read -- Imperial Library of Trantor

Index

Foreword About the Authors About the Technical Reviewer Acknowledgments Preface Chapter 1: Getting Started with Android What Is Android? History of Android Android Architecture App Architecture

Components Resources Manifest App Package Installing the Android SDK Installing an Android Platform Creating an Android Virtual Device Starting the AVD Introducing Univerter Creating Univerter Installing and Running Univerter Preparing Univerter for Publication on Google Play Migrating to Eclipse Creating and Running Univerter with Eclipse

Summary Chapter 2: User Interface Recipes 2-1. Customizing the Window

Problem Solution How It Works

2-2. Creating and Displaying Views

Problem Solution How It Works

2-3. Monitoring Click Actions

Problem Solution How It Works

2-4. Resolution-Independent Assets

Problem Solution How It Works

2-5. Locking Activity Orientation

Problem Solution How It Works

2-6. Dynamic Orientation Locking

Problem Solution How It Works

2-7. Manually Handling Rotation

Problem Solution How It Works

2-8. Creating Pop-Up Menu Actions

Problem Solution How It Works

2-9. Displaying A User Dialog

Problem Solution How It Works

2-10. Customizing Options Menu

Problem Solution How It Works

2-11. Customizing Back Behavior

Problem Solution How It Works

2-12. Emulating the HOME Button

Problem Solution How It Works

2-13. Monitoring TextView Changes

Problem Solution How It Works

2-14. Scrolling TextView Ticker

Problem Solution How It Works

2-15. Animating a View

Problem Solution How It Works

2-16. Animating Layout Changes

Problem Solution How It Works

2-17. Creating Drawables as Backgrounds

Problem Solution How It Works

2-18. Creating Custom State Drawables

Problem Solution How It Works

2-19. Applying Masks to Images

Problem Solution How It Works

2-20. Creating Dialogs That Persist

Problem Solution How It Works

2-21. Implementing Situation-Specific Layouts

Problem Solution How It Works

2-22. Customizing Keyboard Actions

Problem Solution How It Works

2-23. Dismissing Soft Keyboard

Problem Solution How It Works

2-24. Customizing AdapterView Empty Views

Problem Solution How It Works

2-25. Customizing ListView Rows

Problem Solution How It Works

2-26. Making ListView Section Headers

Problem Solution How It Works

2-27. Creating Compound Controls

Problem Solution How It Works

2–28. Handling Complex Touch Events

Problem Solution How It Works

2-29. Forwarding Touch Events

Problem Solution How It Works

2-30. Making Drag-and-Drop Views

Problem Solution How It Works

2-31. Customizing Transition Animations

Problem Solution How It Works

2-32. Creating View Transformations

Problem Solution How It Works

2-33. Swiping Between Views

Problem Solution How It Works

2-34. Creating Modular Interfaces

Problem Solution How It Works

2-35. High-Performance Drawing

Problem Solution How It Works

Useful Tools to Know: Hierarchy Viewer and Lint Hierarchy Viewer

Running Hierarchy Viewer

Exploring the View Hierarchy Window Working with an Individual View in Tree View Debugging with View Hierarchy

Optimizing with View Hierarchy

Exploring the Pixel Perfect Window Working with Pixel Perfect Overlays Lint Running Lint Summary Chapter 3: Communications and Networking 3–1. Displaying Web Information

Problem Solution How It Works

3–2. Intercepting WebView Events

Problem Solution How It Works

3–3. Accessing WebView with JavaScript

Problem Solution How It Works

3–4. Downloading an Image File

Problem Solution How It Works

3–5. Downloading Completely in the Background

Problem Solution How It Works

3–6. Accessing a REST API

Problem Solution How It Works

3–7. Parsing JSON

Problem Solution How It Works

3–8. Parsing XML

Problem Solution How It Works

3–9. Receiving SMS

Problem Solution How It Works

3–10. Sending an SMS Message

Problem Solution How It Works

3–11. Communicating over Bluetooth

Problem Solution How It Works

3–12. Querying Network Reachability

Problem Solution How It Works

3-13. Transferring Data with NFC

Problem Solution How It Works

3-14. Connecting over USB

Problem Solution How It Works

Summary Chapter 4: Interacting with Device Hardware and Media 4-1. Integrating Device Location

Problem Solution How It Works

4-2. Mapping Locations

Problem Solution How It Works

4-3. Annotating Maps

Problem Solution How It Works

4-4. Capturing Images and Video

Problem Solution How It Works

4-5. Making a Custom Camera Overlay

Problem Solution How It Works

4-6. Recording Audio

Problem Solution How It Works

4-7. Custom Video Capture

Problems Solution How It Works

4-8. Adding Speech Recognition

Problem Solution How It Works

4-9. Playing Back Audio/Video

Problem Solution How It Works

4-10. Playing Sound Effects

Problem Solution How It Works

4-11. Creating a Tilt Monitor

Problem Solution How It Works

4-12. Monitoring Compass Orientation

Problem Solution How It Works

4-13. Retrieving Metadata from Media Content

Problem Solution How It Works

Useful Tools to Know: Sensor Simulator Obtaining Sensor Simulator Launching Sensor Simulator Settings and Sensor Simulator Accessing Sensor Simulator from Your Apps Summary Chapter 5: Persisting Data 5–1. Making a Preference Screen

Problem Solution How It Works

5–2. Persisting Simple Data

Problem Solution How It Works

5–3. Reading and Writing Files

Problem Solution How It Works

5–4. Using Files as Resources

Problem Solution How It Works

5–5. Managing a Database

Problem Solution How It Works

5–6. Querying a Database

Problem Solution How It Works

5–7. Backing Up Data

Problem Solution How It Works

5–8. Sharing Your Database

Problem Solution How It Works

5–9. Sharing Your SharedPreferences

Problem Solution How It Works

5–10. Sharing Your Other Data

Problem Solution How It Works

Useful Tools to Know: SQLite3 Univerter and SQLite3

Creating the Database Extending the Category and Conversion Classes Introducing the DBHelper Class Extending the Univerter Class Running the Enhanced Univerter App

Summary Chapter 6: Interacting with the System 6–1. Notifying from the Background

Problem Solution How It Works

6–2. Creating Timed and Periodic Tasks

Problem Solution How It Works

6–3. Scheduling a Periodic Task

Problem Solution How It Works

6–4. Creating Sticky Operations

Problem Solution How It Works

6–5. Running Persistent Background Operations

Problem Solution How It Works

6–6. Launching Other Applications

Problem Solution How It Works

6–7. Launching System Applications

Problem Solution How It Works

6–8. Letting Other Applications Launch Your Application

Problem Solution How It Works

6–9. Interacting with Contacts

Problem Solution How It Works

6–10. Picking Device Media

Problem Solution How It Works

6–11. Saving to the MediaStore

Problem Solution How It Works

6-12. Interacting with the Calendar

Problem Solution How It Works

6-13. Logging Code Execution

Problem Solution How It Works

6-14. Creating a Background Worker

Problem Solution How It Works

6-15. Customizing the Task Stack

Problem Solution How It Works

6-16. Implementing AppWidgets

Problem Solution How It Works

Summary Chapter 7: Working with Libraries 7-1. Creating Java Library JARs

Problem Solution How It Works

7-2. Using Java Library JARs

Problem Solution How It Works

7-3. Creating Android Library Projects

Problem Solution How It Works

7-4. Using Android Library Projects

Problem Solution How It Works

7-5. Charting

Problem Solution How It Works

7-6. Practical Push Messaging

Problem Solution How It Works

7-7. Using Google’s Support Package

Problem Solution How It Works

Summary Chapter 8: Working with Android NDK and Renderscript Android NDK

Installing the NDK Exploring the NDK Greetings from the NDK Sampling the NDK

8-1. Discovering Native Activities

Problem Solution How It Works

8-2. Developing Low-Level Native Activities

Problem Solution How It Works

8-3. Developing High-Level Native Activities

Problem Solution How It Works

Renderscript

Exploring Renderscript Architecture Grayscaling Images with Renderscript

8-4. Learning More About Renderscript

Problem Solution How It Works

Summary Appendix A: Scripting Layer for Android Installing SL4A Exploring SL4A

Adding a Shell Script Accessing the Linux Shell

Installing the Python Interpreter Scripting with Python Appendix B: Android Tools Overview SDK Tools

android apkbuilder ddms dmtracedump draw9patch emulator etc1tool hierarchyviewer hprof-conv lint mksdcard monitor monkeyrunner sqlite3 systrace traceview Tracer for OpenGL ES zipalign

Platform Tools

aapt adb aidl dexdump dx fastboot llvm-rs-cc

Appendix C: App Design Guidelines

Designing Filtered Apps Designing High-Performance Apps Designing Responsive Apps Designing Seamless Apps Designing Secure Apps

Appendix D: Univerter Architecture Exploring the Source Code

Exploring the Converter Interface Exploring the Conversion Class Exploring the Category Class Exploring the Univerter Class

Exploring the Resource Files

Exploring the App Launcher Icon Drawable Resources Exploring the Background Drawable Resource Exploring the Main Layout Resource Exploring the List Row Layout Resource Exploring the Options Menu Resource Exploring the Help Dialog Box Layout Resource Exploring the Info Dialog Box Layout Resource Exploring the Color Resources Exploring the String Resources Exploring the Style Resources

Exploring the Manifest Index

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