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You're reading from  Android 9 Development Cookbook - Third Edition

Product typeBook
Published inOct 2018
Reading LevelIntermediate
PublisherPackt
ISBN-139781788991216
Edition3rd Edition
Languages
Kotlin
Tools
Android
Concepts
Android Development
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Author (1)
Rick Boyer
Rick Boyer
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Rick Boyer

Rick Boyer has been programming professionally for over 20 years. He has written apps on Windows, created websites, and coded for various mobile devices, including Windows CE, Windows Phone, and Android. Almost eight years ago, he took the plunge and started his own software consulting business, NightSky Development, focusing exclusively on Android development.
Read more about Rick Boyer

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Showing your app full-screen

Android 4.4 (API 19) introduced a UI feature called Immersive Mode. Unlike the previous full-screen flag, your app receives all touch events while in Immersive Mode. This mode is ideal for certain activities, such as reading books and news, full-screen drawing, gaming, or watching a video. There are several different approaches to full-screen, and each has a best use case:

  • Reading books/articles, and so on: Immersive Mode with easy access to the System UI
  • Game/drawing app: Immersive Mode for full-screen use but minimal System UI
  • Watching video: Full-screen and normal System UI

The key difference between the modes is how the System UI responds. In the first two scenarios, your app is expecting user interaction, so the System UI is hidden to make it easier for your user (such as not hitting the back button while playing a game). While using full-screen with a normal System UI, such as watching a video, you wouldn't expect your user to use the screen at all, so when...

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Android 9 Development Cookbook - Third Edition
Published in: Oct 2018Publisher: PacktISBN-13: 9781788991216
© 2018 Packt Publishing Limited All Rights Reserved

Author (1)

author image
Rick Boyer

Rick Boyer has been programming professionally for over 20 years. He has written apps on Windows, created websites, and coded for various mobile devices, including Windows CE, Windows Phone, and Android. Almost eight years ago, he took the plunge and started his own software consulting business, NightSky Development, focusing exclusively on Android development.
Read more about Rick Boyer

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