- An instance of
RecyclerView
will create oneView
instance for which of these?- Every item of data
- Every item of data visible on the screen
- Each type of data element that is also visible on the screen
- When attaching an observer to
LiveData
you need to do which of the following?- Detach it when its
LifecycleOwner
is destroyed - Attach it on the main thread
- Provide a valid
LifecycleOwner
- Detach it when its
- Overview / Dashboard screens should have which of these features?
- They should only use graphs to display statistics
- They should not scroll if it can be avoided
- They should display an overview with the most important information first
- The
ViewHolder
class is used by theRecyclerView
to do what?- Improve the data binding performance
- Reference the views that will be garbage collected
- Store the
View
objects in aBundle
- When using
LiveData
objects to reference data used by multipleFragment
objects, which of these is true?- The
Fragment
instances must share the sameLiveData
reference to see changes - The
LiveData...
- The
Hands-On Android UI Development
By :
Hands-On Android UI Development
By:
Overview of this book
A great user interface (UI) can spell the difference between success and failure for any new application. This book will show you not just how to code great UIs, but how to design them as well. It will take novice Android developers on a journey, showing them how to leverage the Android platform to produce stunning Android applications.
Begin with the basics of creating Android applications and then move on to topics such as screen and layout design. Next, learn about techniques that will help improve performance for your application. Also, explore how to create reactive applications that are fast, animated, and guide the user toward their goals with minimal distraction.
Understand Android architecture components and learn how to build your application to automatically respond to changes made by the user. Great platforms are not always enough, so this book also focuses on creating custom components, layout managers, and 2D graphics. Also, explore many tips and best practices to ease your UI development process.
By the end, you'll be able to design and build not only amazing UIs, but also systems that provide the best possible user experience.
Table of Contents (21 chapters)
Title Page
Credits
About the Author
About the Reviewers
www.PacktPub.com
Customer Feedback
Preface
Free Chapter
Creating Android Layouts
Designing Form Screens
Taking Actions
Composing User Interfaces
Binding Data to Widgets
Storing and Retrieving Data
Creating Overview Screens
Designing Material Layouts
Navigating Effectively
Making Overviews Even Better
Polishing Your Design
Customizing Widgets and Layouts
Activity Lifecycle
Test Your Knowledge Answers
Customer Reviews