You're reading from iOS 17 Programming for Beginners Unlock the world of iOS development with Swift 5.9, Xcode 15, and iOS 17 – your path to App Store success

Product type Paperback

Published in Oct 2023

Publisher Packt

ISBN-13 9781837630561

Length 604 pages

Edition 8th Edition

Languages

Swift

Tools

iOS

Concepts

Application Development

Authors (2):

Ian Lockett

Ahmad Sahar

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Table of Contents (34) Chapters

Preface

1. Part 1: Swift

2. Exploring Xcode FREE CHAPTER

3. Simple Values and Types

4. Conditionals and Optionals

5. Range Operators and Loops

6. Collection Types

7. Functions and Closures

8. Classes, Structures, and Enumerations

9. Protocols, Extensions, and Error Handling

10. Swift Concurrency

11. Part 2: Design

12. Setting Up the User Interface

13. Building Your User Interface

14. Finishing Up Your User Interface

15. Modifying App Screens

16. Part 3: Code

17. Getting Started with MVC and Table Views

18. Getting Data into Table Views

19. Passing Data between View Controllers

20. Getting Started with Core Location and MapKit

21. Getting Started with JSON Files

22. Getting Started with Custom Views

23. Getting Started with the Camera and Photo Library

24. Getting Started with Search

25. Getting Started with Collection Views

26. Part 4: Features

27. Getting Started with SwiftData

28. Getting Started with SwiftUI

29. Getting Started with Widgets

30. Getting Started with visionOS

31. Testing and Submitting Your App to the App Store

32. Other Books You May Enjoy

33. Index

Getting Started with Widgets

Apple introduced WidgetKit during WWDC 2020, which allows you to show relevant content at a glance from your app on the iOS Home screen. This year, Apple made widgets available in four new locations: the Mac desktop, the iPad Lock screen, the new iPhone StandBy mode, and the new Apple Watch Smart Stack.

In this chapter, you’ll implement a widget for your JRNL project that displays your journal entries on the Home and Lock Screens.

You’ll start by adding a widget extension to your app. You’ll configure your widget to display journal entries, and you’ll customize how your widget looks. Finally, you’ll display your widget in different locations.

By the end of this chapter, you’ll have learned how to create and configure a widget, and you’ll be able to implement it for your own apps, so users can see relevant content without having to launch the app itself.

The following topics will be covered...