Introduction

Bottom navigation bars enable switching between views with a single tap and should be used in applications with multiple top-level destinations. The recommended number of destinations for bottom navigation bars is between three and five. We’ll be using Android’s material design library by Google to add a bottom navigation bar.

Let’s jump right in and learn how to create and use a bottom navigation bar in an Android application.

Add the library dependency

To start off, make sure the material design library dependency is added in our app/build.gradle file.

implementation 'com.google.android.material:material:1.4.0'

Note: In a local development environment, a gradle sync should be performed after adding the dependency so that the source for the library is downloaded. ...

Overview

Android Layouts and UI Components

Android UI Components

Intents, Notifications, Threading & Services

App Permissions & User Location

Utilizing Firebase Services in Android

Assessment 1: Android Core Concepts

Lifecycle Aware Components

Android Jetpack Components

Data Persistence

Assessment 2: Jetpack Components and Persistence

Networking

Dependency Injection

Performance & Optimization

Android App Testing

Assessment 3: Networking, Performance, and Testing

Conclusion

Appendix

Bottom Navigation Bars

Introduction

Add the library dependency