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Learn SwiftUI

You're reading from   Learn SwiftUI An introductory guide to creating intuitive cross-platform user interfaces using Swift 5

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Product type Paperback
Published in Apr 2020
Publisher Packt
ISBN-13 9781839215421
Length 316 pages
Edition 1st Edition
Languages
Tools
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Author (1):
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Chris Barker Chris Barker
Author Profile Icon Chris Barker
Chris Barker
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Table of Contents (17) Chapters Close

Preface 1. Getting Started with SwiftUI 2. Understanding Declarative Syntax FREE CHAPTER 3. Building Layout and Structure 4. Creating Your First Application 5. Understanding Controls, Views, and Lists 6. Working with Navigation in SwiftUI 7. Creating a Form with States and Data Binding 8. Networking and Linking to Your Existing App Logic 9. Maps and Location Services 10. Updating for iPad with NavigationViewStyle 11. SwiftUI on watchOS 12. SwiftUI versus UIKit 13. Basic Animation in Views 14. Animations in Transitions 15. Testing in SwiftUI 16. Other Books You May Enjoy

Creating a Form with States and Data Binding

In this chapter, we're going to create a brand-new View that allows us to add our own recipe to our app. We'll create multiple input forms along with a dynamic list as we add ingredients to our recipe. In the header, we'll add a placeholder image that we can overwrite by choosing a photo from our library. Included in our form will be a picker much like the segmented picker we created earlier but using the more default look and feel that we are used to from a picker in iOS.

Once we've created our form, we'll save all the data so it can be referenced and favorited in our app, just like our mock data.

The following topics will be covered in this chapter:

  • Creating our recipe form View
  • Adding images from our library
  • Adding a multiline text input and country picker
  • Persisting our recipe
...
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