Book Image

React Native Cookbook - Second Edition

By : Daniel Ward
4 (1)
Book Image

React Native Cookbook - Second Edition

4 (1)
By: Daniel Ward

Overview of this book

If you are a developer looking to create mobile applications with maximized code reusability and minimized cost, React Native is what you need. With this practical guide, you’ll be able to build attractive UIs, tackle common problems in mobile development, and achieve improved performance in mobile environments. This book starts by covering the common techniques for React Native customization and helps you set up your development platforms. Over the course of the book, you’ll work through a wide variety of recipes that help you create, style, and animate your apps with built-in React Native and custom third-party components. You’ll also develop real-world browser-based authentication, build a fully functional audio player, and integrate Google Maps in your apps. This book will help you explore different strategies for working with data, including leveraging the popular Redux library and optimizing your app’s dataflow. You’ll also learn how to write native device functionality for new and existing React Native projects and how app deployment works. By the end of this book, you'll be equipped with tips and tricks to write efficient code and have the skills to build full iOS and Android applications using React Native.
Table of Contents (17 chapters)

Exposing custom Android modules

Often, you'll find the need for React Native applications to interface with native iOS and Android code. Having discussed integrating native iOS modules, now it's time to cover the equivalent recipes in Android.

This recipe will take us through writing our first Android native module. We're going to create a HelloManager native module with a greetUser method that takes name and an isAdmin Boolean as arguments, which will return a greeting message that we'll display in the UI.

Getting ready

For this recipe, we'll need to create another pure React Native app. Let's name this project NativeModuleApp as well.

We'll also be making use of the react-native-button...