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React and React Native - Fifth Edition

You're reading from  React and React Native - Fifth Edition

Product type Book
Published in Apr 2024
Publisher Packt
ISBN-13 9781805127307
Pages 508 pages
Edition 5th Edition
Languages
Authors (2):
Mikhail Sakhniuk Mikhail Sakhniuk
Profile icon Mikhail Sakhniuk
Adam Boduch Adam Boduch
Profile icon Adam Boduch
View More author details
Toc

Table of Contents (33) Chapters close

Preface 1. Part I: React
2. Why React? 3. Rendering with JSX 4. Understanding React Components and Hooks 5. Event Handling in the React Way 6. Crafting Reusable Components 7. Type-Checking and Validation with TypeScript 8. Handling Navigation with Routes 9. Code Splitting Using Lazy Components and Suspense 10. User Interface Framework Components 11. High-Performance State Updates 12. Fetching Data from a Server 13. State Management in React 14. Server-Side Rendering 15. Unit Testing in React 16. Part II: React Native
17. Why React Native? 18. React Native under the Hood 19. Kick-Starting React Native Projects 20. Building Responsive Layouts with Flexbox 21. Navigating Between Screens 22. Rendering Item Lists 23. Geolocation and Maps 24. Collecting User Input 25. Responding to User Gestures 26. Showing Progress 27. Displaying Modal Screens 28. Using Animations 29. Controlling Image Display 30. Going Offline 31. Other Books You May Enjoy
32. Index

Measuring progress

The downside of just indicating that progress is being made is that there’s no end in sight for the user. This leads to a feeling of unease, like when you’re waiting for food to cook in a microwave with no timer. When you know how much progress has been made and how much is left to go, you feel better. That is why it’s always better to use a deterministic progress bar whenever possible.

Unlike the ActivityIndicator component, there’s no platform-agnostic component in React Native for progress bars. So, we’ll use the react-native-progress library for rendering progress bars.

In the past, React-Native had special components for showing progress bars for iOS and Android, but due to React-Native size optimization, the Meta team is working on moving such components to separate packages. So, ProgressViewIOS and ProgressBarAndroid have been moved outside of the React-Native library.

Now, let’s build the...

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