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SwiftUI Cookbook - Third Edition

You're reading from  SwiftUI Cookbook - Third Edition

Product type Book
Published in Dec 2023
Publisher Packt
ISBN-13 9781805121732
Pages 798 pages
Edition 3rd Edition
Languages
Concepts
Author (1):
Juan C. Catalan Juan C. Catalan
Profile icon Juan C. Catalan

Table of Contents (20) Chapters

Preface 1. Using the Basic SwiftUI Views and Controls 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

Previewing a view on different devices

Xcode15 allows us to preview our designs on multiple screen sizes and device types simultaneously, using the new device selector. In this recipe, we will create a simple app that displays an image and some text on preview it in multiple devices, without using any additional code.

Getting ready

Let's create a SwiftUI app named PreviewOnDifferentDevices.

How to do it…

We will add an image and some text to the ContentView struct and then modify the preview to show the content on multiple devices. The steps are as follows:

  1. Download the friendship.jpg image from this chapter's resources file at https://github.com/PacktPublishing/SwiftUI-Cookbook-3rd-Edition/blob/main/Resources/Chapter04/recipe4/friendship.jpg.
  2. Drag and drop the downloaded image file into the Assets folder in Xcode.
  3. Open the ContentView.swift file, and replace its content with the following code to display an image and some text:
import SwiftUI
struct ContentView...
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