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SwiftUI Cookbook

You're reading from   SwiftUI Cookbook Discover solutions and best practices to tackle the most common problems while building SwiftUI apps

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Product type Paperback
Published in Oct 2020
Publisher Packt
ISBN-13 9781838981860
Length 614 pages
Edition 1st Edition
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Authors (2):
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Edgar Nzokwe Edgar Nzokwe
Author Profile Icon Edgar Nzokwe
Edgar Nzokwe
Giordano Scalzo Giordano Scalzo
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Giordano Scalzo
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Toc

Table of Contents (15) Chapters Close

Preface 1. Chapter 1: Using the Basic SwiftUI Views and Controls 2. Chapter 2: Going Beyond the Single Component with Lists and Scroll Views FREE CHAPTER 3. Chapter 3: Viewing while Building with SwiftUI Preview 4. Chapter 4: Creating New Components and Grouping Views in Container Views 5. Chapter 5: Presenting Extra Information to the User 6. Chapter 6: Drawing with SwiftUI 7. Chapter 7: Animating with SwiftUI 8. Chapter 8: Driving SwiftUI with Data 9. Chapter 9: Driving SwiftUI with Combine 10. Chapter 10: Handling Authentication and Firebase with SwiftUI 11. Chapter 11: Handling Core Data in SwiftUI 12. Chapter 12: Cross-Platform SwiftUI 13. Chapter 13: SwiftUI Tips and Tricks 14. Other Books You May Enjoy

Implementing a popover

A popover is a transient view that appears above other content onscreen when you tap a control area. Popovers typically include an arrow pointing to the location from where it emerged and are dismissed by tapping another part of the screen or a button on the popover.

Popovers are typically used on larger screens and can contain a wide variety of elements. Anything from navigation bars, tables collections, or any other views. The Apple Human Interface guidelines recommend using popovers on iPads only and not iPhones.

In this recipe, we will create a simple popover with a text and display it on an iPad.

Getting ready

Create a new SwiftUI app named PopoverApp.

How to do it

Following the pattern we've used so far in this chapter, we shall first create an @State variable whose value triggers the displaying or hiding of a popover, and then add a .popover() modifier that displays the popover when the @State variable is true. The steps are as...

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