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iOS 17 Programming for Beginners

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

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Product type Paperback
Published in Oct 2023
Publisher Packt
ISBN-13 9781837630561
Length 604 pages
Edition 8th Edition
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Authors (2):
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Ian Lockett Ian Lockett
Author Profile Icon Ian Lockett
Ian Lockett
Ahmad Sahar Ahmad Sahar
Author Profile Icon Ahmad Sahar
Ahmad Sahar
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Table of Contents (34) Chapters Close

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

Modifying the Journal List screen to use a collection view

At present, the Journal List screen in the JRNL app uses a table view. A table view presents table view cells using rows arranged in a single column. This works great on an iPhone, but if you were to run the app on an iPad, you’ll see there is a lot of wasted screen space on the Journal List screen, as shown in the following figure:

Figure 22.1: Simulator showing Journal List screen containing a table view on iPad

To address this, you’ll replace the table view with a collection view, which will allow you to more effectively use the available screen space, as shown in the following figure:

Figure 22.2: Simulator showing Journal List screen containing a collection view on iPad

To implement a collection view in the Journal List screen, you’ll need to do the following:

  • In the Main storyboard file, replace the table view in the Journal Scene with a collection view
  • ...
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