Book Image

How to Build Android Apps with Kotlin

By : Alex Forrester, Eran Boudjnah, Alexandru Dumbravan, Jomar Tigcal
Book Image

How to Build Android Apps with Kotlin

By: Alex Forrester, Eran Boudjnah, Alexandru Dumbravan, Jomar Tigcal

Overview of this book

Are you keen to get started building Android 11 apps, but don’t know where to start? How to Build Android Apps with Kotlin is a comprehensive guide that will help kick-start your Android development practice. This book starts with the fundamentals of app development, enabling you to utilize Android Studio and Kotlin to get started building Android projects. You'll learn how to create apps and run them on virtual devices through guided exercises. Progressing through the chapters, you'll delve into Android’s RecyclerView to make the most of lists, images, and maps, and see how to fetch data from a web service. Moving ahead, you'll get to grips with testing, learn how to keep your architecture clean, understand how to persist data, and gain basic knowledge of the dependency injection pattern. Finally, you'll see how to publish your apps on the Google Play store. You'll work on realistic projects that are split up into bitesize exercises and activities, allowing you to challenge yourself in an enjoyable and attainable way. You'll build apps to create quizzes, read news articles, check weather reports, store recipes, retrieve movie information, and remind you where you parked your car. By the end of this book, you'll have the skills and confidence to build your own creative Android applications using Kotlin.
Table of Contents (17 chapters)
Preface
12
12. Dependency Injection with Dagger and Koin

Summary

In this chapter, we have learned about Android permissions. We touched on the reasons for having them and saw how we could request the user's permission to perform certain tasks. We also learned how to use Google's Maps API and how to present the user with an interactive map. Lastly, we leveraged our knowledge of presenting a map and requesting permissions to find out the user's current location and present it on the map. There is a lot more that can be done with the Google Maps API, and you could explore a lot more possibilities with certain permissions. You should now have enough understanding of the foundations of both to explore further. To read more about permissions, visit https://developer.android.com/reference/android/Manifest.permission. To read more about the Maps API, visit https://developers.google.com/maps/documentation/android-sdk/intro.

In the next chapter, we will learn how to perform background tasks using Services and WorkManager. We will...