Preface

• Who this book is for
• What this book covers
• To get the most out of this book
• Download the example code files
• Conventions used
• Get in touch
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1. Part 1: Simple Views FREE CHAPTER

2. Chapter 1: Exploring the Environment – Xcode, Playgrounds, and SwiftUI

• Technical requirements
• Exploring SwiftUI with Xcode
• Your first SwiftUI project
• Previews and the simulator
• Playgrounds
• The app submission process
• Summary

3. Chapter 2: Adding Basic UI Elements and Designing Layouts

• Technical requirements
• Reusing views code
• Managing space in SwiftUI
• Digging deeper into stacks
• Summary

4. Chapter 3: Adding Interactivity to a SwiftUI View

• Technical requirements
• Passing values at view creation
• Responding to a button tap
• Property wrappers
• Bidirectional binding with Picker
• Final notes on Subviews and @Binding, Classes, and @ObservableObject
• Summary

5. Part 2: Scrollable Views

6. Chapter 4: Iterating Views, Scroll Views, FocusState, Lists, and Scroll View Reader

• Technical requirements
• Iterating views
• Hiding or showing the keyboard in a form using @FocusState
• Controlling scrolling programmatically using ScrollViewReader
• Summary

7. Chapter 5: The Art of Displaying Grids

• Technical requirements
• Displaying grids in iOS
• The Grid view
• Lazy grids
• Reacting to device rotation
• Summary

8. Part 3: SwiftUI Navigation

9. Chapter 6: Tab Bars and Modal View Presentation

• Technical requirements
• Creating a standard tab bar
• Creating custom tab bars
• The hitchhiker’s guide to modal navigation
• Summary

10. Chapter 7: All About Navigation

• Technical requirements
• Navigation as a concept in iOS and other platforms
• Showing a tab bar title with NavigationView
• Presenting views with NavigationLink (pre-iOS 16)
• Adding buttons to NavigationView and activating navigation programmatically
• Using navigationDestination with NavigationStack
• Using NavigationPath to control the navigation stack
• NavigationSplitView – multicolumn navigation
• Direct navigation stack manipulation with NavigationPath
• Saving and loading the navigation stack
• Summary

11. Part 4: Graphics and Animation

12. Chapter 8: Creating Custom Graphics

• Technical requirements
• Creating custom modifiers
• Drawing with the Canvas
• Using CALayers in SwiftUI
• Custom layout
• Summary

13. Chapter 9: An Introduction to Animations in SwiftUI

• Technical requirements
• Gestures
• Creating implicit animations
• Transitions
• Summary

14. Part 5: App Architecture

15. Chapter 10: App Architecture and SwiftUI Part I: Practical Tools

• Diagrams
• Dependency inversion
• Clean Architecture
• Different ways to decouple
• A matter of state
• iOS 17 changes in state management
• Summary

16. Chapter 11: App Architecture and SwiftUI Part II – the Theory

• Keeping it light enough
• Conflict and the role of the architect
• What good software architecture is and what it is not
• Don’t be shy; ask an expert!
• The origin of software patterns
• Agency theory and bad architecture
• Clean Architecture
• TCA, The Composable Architecture
• Summary

17. Part 6: Beyond Basics

18. Chapter 12: Persistence with Core Data

• What is persistency?
• What is Core Data?
• Understanding Core Data framework classes
• Using Core Data with SwiftUI
• Creating a Core Data project
• Core Data migrations
• The SQLite data file
• CloudKit
• Summary

19. Chapter 13: Modern Structured Concurrency

• A brief introduction to concurrency
• Understanding traditional concurrency mechanisms
• What is structured concurrency?
• Using the async/await syntax
• Understanding tasks
• Asynchronous streams
• Actors
• MainActor
• Bridging old GCD and structured concurrency
• Summary

20. Chapter 14: An Introduction to SwiftData

• Technical requirements
• Understanding the differences between SwiftData and Core Data
• SwiftData and SwiftUI
• Exploring changes in the binding mechanisms
• Creating a data model
• Understanding relationships in SwiftData
• Fetching data
• Filtering data with predicates
• Summary

21. Chapter 15: Consuming REST Services in SwiftUI

• Technical requirements
• An overview of REST
• Understanding REST requests in Swift
• Codable, Encodable, and Decodable protocols
• Using URLSession
• URLProtocol
• Summary

22. Chapter 16: Exploring the Apple Vision Pro

• Technical requirements
• Tools for visionOS development
• An overview of Unity and RealityKit
• First steps with visionOS development
• Summary

23. Index

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