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Hands-On Android UI Development

You're reading from   Hands-On Android UI Development Design and develop attractive user interfaces for Android applications

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Product type Paperback
Published in Nov 2017
Publisher Packt
ISBN-13 9781788475051
Length 348 pages
Edition 1st Edition
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Author (1):
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Jason Morris Jason Morris
Author Profile Icon Jason Morris
Jason Morris
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Table of Contents (15) Chapters Close

Preface 1. Creating Android Layouts FREE CHAPTER 2. Designing Form Screens 3. Taking Actions 4. Composing User Interfaces 5. Binding Data to Widgets 6. Storing and Retrieving Data 7. Creating Overview Screens 8. Designing Material Layouts 9. Navigating Effectively 10. Making Overviews Even Better 11. Polishing Your Design 12. Customizing Widgets and Layouts 13. Activity Lifecycle
14. Test Your Knowledge Answers

Chapter 3 - Taking Actions

  1. What's the best way to implement event handlers?
    • There isn't one - you need to consider each case, and choose the most appropriate pattern
  2. What are the conditions for any methods that changes the state of a user-interface widget?
    • They must be called from the main thread
  3. Code running as part of an event handler should fulfill which of the following conditions?
    • Only interact with the user interface - anything else should be done on a worker thread
  4. When requesting data from another Activity, the data is returned through which of these?
    • A callback on your Activity object
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