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SwiftUI Cookbook

You're reading from   SwiftUI Cookbook A guide for building beautiful and interactive SwiftUI apps

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Product type Paperback
Published in Dec 2023
Publisher Packt
ISBN-13 9781805121732
Length 798 pages
Edition 3rd Edition
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Concepts
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Author (1):
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Juan C. Catalan Juan C. Catalan
Author Profile Icon Juan C. Catalan
Juan C. Catalan
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Table of Contents (20) Chapters Close

Preface 1. Using the Basic SwiftUI Views and Controls FREE CHAPTER 2. Displaying Scrollable Content with Lists and Scroll Views 3. Exploring Advanced Components 4. Viewing while Building with SwiftUI Preview in Xcode 15 5. Creating New Components and Grouping Views with Container Views 6. Presenting Views Modally 7. Navigation Containers 8. Drawing with SwiftUI 9. Animating with SwiftUI 10. Driving SwiftUI with Data 11. Driving SwiftUI with Combine 12. SwiftUI Concurrency with async await 13. Handling Authentication and Firebase with SwiftUI 14. Persistence in SwiftUI with Core Data and SwiftData 15. Data Visualization with Swift Charts 16. Creating Multiplatform Apps with SwiftUI 17. SwiftUI Tips and Tricks 18. Other Books You May Enjoy
19. Index

Creating a list of static items

List views are like scroll views in that they are used to display a collection of items. However, List views are better for dealing with larger datasets because they do not load the entirety of the datasets in memory.

When we refer to a list of static items, we mean that the information that the list displays is predetermined in our code, and it does not change when the app is running. A good example of this use is the iOS settings app, where we have a list of settings that are fixed by the iOS version. Every time we run the settings app, we see the same list, its content, is static.

In contrast, a list of dynamic items has its content determined every time the app runs. As such, the app needs to accommodate any number of items in the list. One well-known example is the iOS mail app, where we have a list of our latest emails. The content of this list changes every time we run the app, making its content dynamic.

In this recipe, we will...

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