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You're reading from  Hands-On Android UI Development

Product typeBook
Published inNov 2017
Reading LevelExpert
PublisherPackt
ISBN-139781788475051
Edition1st Edition
Languages
Java
Tools
Android
Concepts
Android Development
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Author (1)
Jason Morris
Jason Morris
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Jason Morris

Jason Morris has been developing software for as long as he can remember. He's written software for the desktop, the server, for feature phones and for smart phones. He's written in many languages, and deployed in a variety of countries. Jason loves a good programming challenge, and when he's not writing code, or spending time with his family, taking photo's or camping: he's probably thinking about programming. In 2010 / 2011 he wrote Android User Interface Development: A Beginners Guide, which helped many beginner Android developers take their first steps into the realm of User Interface design and development for mobile devices.
Read more about Jason Morris

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Chapter 12 - Customizing Widgets and Layouts

  1. When rendering specialized graphics for a custom widget, you need to do which of these?
    • Override the onDraw method
  2. Where should you create instances of graphics primitives such as Drawable, Paint, and Path for rendering in onDraw?
    • Anywhere that doesn't affect onDrawdirectly
  1. What are the two phases involved in the layout process?
    • Measurement and then layout
  2. When painting a Drawable object, you need to do which of the following?
    • Pass it a valid Canvas object
  3. To tell the platform that a widget needs to repaint itself (from the main thread), you use which of these?
    • View.invalidate()

 

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Hands-On Android UI Development
Published in: Nov 2017Publisher: PacktISBN-13: 9781788475051
© 2017 Packt Publishing Limited All Rights Reserved

Author (1)

author image
Jason Morris

Jason Morris has been developing software for as long as he can remember. He's written software for the desktop, the server, for feature phones and for smart phones. He's written in many languages, and deployed in a variety of countries. Jason loves a good programming challenge, and when he's not writing code, or spending time with his family, taking photo's or camping: he's probably thinking about programming. In 2010 / 2011 he wrote Android User Interface Development: A Beginners Guide, which helped many beginner Android developers take their first steps into the realm of User Interface design and development for mobile devices.
Read more about Jason Morris

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