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Flutter for Beginners - Third Edition

You're reading from Flutter for Beginners - Third Edition

Product type Book

Published in Oct 2023

Publisher Packt

ISBN-13 9781837630387

Pages 406 pages

Edition 3rd Edition

Languages

Concepts

Application Development

Authors (2):

Thomas Bailey

Alessandro Biessek

View More author details

Table of Contents (20) Chapters

Preface

1. Part 1:Learning the Core Concepts

2. Chapter 1: What Is Flutter and Why Should I Use It?

3. Chapter 2: An Introduction to Dart

4. Chapter 3: Flutter versus Other Frameworks

5. Chapter 4: Dart Classes and Constructs

6. Part 2:Building a Basic Flutter App

7. Chapter 5: Building Your User Interface through Widgets

8. Chapter 6: Handling User Input and Gestures

9. Chapter 7: Let’s Get Graphical!

10. Chapter 8: Routing – Navigating between Screens

11. Part 3:Turning a Simple App into an Awesome App

12. Chapter 9: Flutter Plugins – Get Great Functionality for Free!

13. Chapter 10: Popular Third-Party Plugins

14. Chapter 11: Using Widget Manipulations and Animations

15. Part 4:Testing and Releasing Your App

16. Chapter 12: Testing and Debugging

17. Chapter 13: Releasing Your App to the World

18. Index

Why subscribe?

19. Other Books You May Enjoy

How do plugins work on iOS and Android?

Many plugins will work with the different underlying platforms to use OS functionality. This dependency changes the way your project is built and run because there is native code within your project that interfaces with the underlying platform. Let’s look at how that interfacing works.

MethodChannel

Flutter communication between the client (Flutter) and the host (native) application occurs through platform channels. The MethodChannel class is responsible for sending messages (method invocations) to the platform side. On the platform side, MethodChannel on Android (API) and FlutterMethodChannel on iOS (API) allow you to receive method calls and send a result back. The structure of this relationship is shown in the following diagram:

Figure 9.5 – Interface between Flutter and native

Figure 9.5 – Interface between Flutter and native

The platform channel technique allows you to decouple the UI code from the platform-specific native code. The host...

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Authors (2)

Thomas Bailey

Thomas Bailey has an extensive background in tech, working for companies and high profile firms as a senior developer, solutions architect and IT director. His education technology company uses Flutter solely as the technology powering their education apps, and he has enjoyed watching Flutter move its initial beta release to a fully fledged and highly popular framework we see today.

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Alessandro Biessek

Alessandro Biessek was born in the beautiful city of Chapecó, in the state of Santa Catarina, southern Brazil, in 1993. He is currently working on mobile application development for Android and iOS in his hometown. He has more than 9 years of experience in development, from desktop development with Delphi to backend with PHP, Node.js, Golang, mobile development with Apache Flex, and Java/Kotlin. Most of his time is devoted to the development of Android apps. Always interested in new technologies, he has been following the Flutter framework for a long time, shown through its growth and adoption in recent months.

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