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SwiftUI Cookbook

SwiftUI Cookbook

By : Giordano Scalzo, Nzokwe
4.8 (10)
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SwiftUI Cookbook

SwiftUI Cookbook

4.8 (10)
By: Giordano Scalzo, Nzokwe

Overview of this book

SwiftUI is an innovative and simple way to build beautiful user interfaces (UIs) for all Apple platforms, right from iOS and macOS through to watchOS and tvOS, using the Swift programming language. In this recipe-based book, you’ll work with SwiftUI and explore a range of essential techniques and concepts that will help you through the development process. The recipes cover the foundations of SwiftUI as well as the new SwiftUI 2.0 features introduced in iOS 14. Other recipes will help you to make some of the new SwiftUI 2.0 components backward-compatible with iOS 13, such as the Map View or the Sign in with Apple View. The cookbook begins by explaining how to use basic SwiftUI components. Then, you’ll learn the core concepts of UI development such as Views, Controls, Lists, and ScrollViews using practical implementation in Swift. By learning drawings, built-in shapes, and adding animations and transitions, you’ll discover how to add useful features to the SwiftUI. When you’re ready, you’ll understand how to integrate SwiftUI with exciting new components in the Apple development ecosystem, such as Combine for managing events and Core Data for managing app data. Finally, you’ll write iOS, macOS, and watchOS apps while sharing the same SwiftUI codebase. By the end of this SwiftUI book, you'll have discovered a range of simple, direct solutions to common problems found in building SwiftUI apps.
Table of Contents (15 chapters)
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How to lay out components

SwiftUI uses three basic layout components – VStack, HStack, and ZStack. VStack is a view that arranges its children in a vertical line, HStack arranges its children in a horizontal line, and ZStack arranges its children by aligning them with the vertical and horizontal axes.

We will also take a look at how spacers and dividers can be used for layout.

Getting ready

Let's start by creating a new SwiftUI project with Xcode, calling it TheStacks. Use the following steps:

  1. Start the Xcode program.
  2. Click on Create a new Xcode project from the left pane.
  3. Leave the default selected application, Single View App. Click Next.
  4. In the project options menu, make sure SwiftUI is selected instead of storyboard.
  5. Enter the product name, TheStacks.
  6. Select the folder location to store the project and click Create.

How to do it…

  1. Replace Text in ContentView with a vertical stack containing three elements:
    struct...
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