SwiftUI For Dummies

Title Page
Copyright Page
Table of Contents
Introduction
	About This Book
	Foolish Assumptions
	Icons Used in This Book
	Beyond the Book
	Where to Go from Here
Part 1 Getting Started with Swift and SwiftUI
	Chapter 1 Introducing SwiftUI
		Understanding What SwiftUI Is
		Getting the Tools
			Hello, SwiftUI
			Automatically previewing your user interface using the canvas
			Working with Live Preview
			Generating different previews
		The Gory Details
			Info.plist
			AppDelegate.swift
			SceneDelegate.swift
	Chapter 2 Basics of the Swift Programming Language
		Basic Swift Syntax
			Constants
			Variables
			Strings
			Comments
		Basic Data Types
			Integers
			Floating-point numbers
			Booleans
			Tuples
		Arrays
			Retrieving elements from an array
			Inserting elements into an array
			Modifying elements in an array
			Appending elements to an array
			Removing elements from an array
		Dictionaries
			Retrieving elements from a dictionary
			Modifying an item in a dictionary
			Removing an item from a dictionary
		Optional Types
			Working with implicitly unwrapped optionals
			Using optional binding
			Unwrapping optionals using “?”
			Using the nil coalescing operator
		Functions
			Understanding input parameters
			Returning a value
		Flow Control
			If-Else statement
			Ternary conditional operator
			Switch statement
		Looping
			For-In loop
			While loop
			Repeat-While loop
			Control transfer statements
			Range operators
		Structures
			Memberwise initializers
			Structures as value types
		Classes
			Defining a class
			Understanding properties
			Using methods in classes
			Trying out the self property
		Closures
			Understanding closures
			Using functions as closures
			Assigning closures to variables
			Writing closures inline
			Understanding type inference
			Using shorthand argument names
			Working with the operator function
			Using trailing closures
		Protocols
			Defining and using a protocol
			Conforming to a protocol
			Using the Codable protocol
			Using the some keyword
Part 2 Understanding the Basics of SwiftUI
	Chapter 3 Getting Started with the Basics of SwiftUI
		Taking a Look at SwiftUI Views
			Conforming to the View protocol
			Using modifiers
			Stacking modifiers
			Using the Inspector
		Displaying an Image
			Using modifiers on the Image view
			Resizing images
		Displaying a Button
			Customizing the button
			Adding actions
		Stacking the Views
			VStack
			HStack
		Putting on the Finishing Touches
	Chapter 4 Handling User Inputs and Custom Views
		Looking at Input Views
			TextField
			SecureField
			Toggle
			Slider
			Stepper
			Picker
		Composing Custom Views
			Composing the custom view
			Using the custom view
	Chapter 5 Displaying Lists of Items
		Using the List View to Display Items
			Customizing the rows
			Adding rows programmatically
			Alternative way to generate rows in a List view
		Displaying the List within a NavigationView
			Making the items tappable
			Adding rows
			Using the Identifiable protocol
			Deleting rows
			Editing rows
			Moving rows
		Displaying Sections
			Displaying sections from a dictionary
			Changing the style of the List view
		Previewing in Light and Dark Modes
			During runtime
			During design time
	Chapter 6 Creating Navigation and Tabbed Applications
		Creating Navigation Apps
			Working with the two key views in navigation-style apps
			Navigating to a page
			Navigating programmatically
			Creating a news reader application
		Creating Tabbed Applications
			Using the TabView
			Selecting TabViews programmatically
	Chapter 7 Formatting Your User Interface
		Laying Out Views Using Stacks
			VStack
			HStack
			ZStack
		Using Container Views
			Form and Section
			Group
			Divider
Part 3 Exploring with SwiftUI in More Detail
	Chapter 8 Understanding State Management in SwiftUI
		Using a Property Wrapper
		Maintaining State Using State Variables
		Binding State Variables
		Managing State from External Objects
			Using the ObservableObject protocol and @Published
			Using the @ObservedObject
		Sharing Objects
		Accessing Built-in Environment Variables
			Defining your own environment keys
			Using your own environment keys
	Chapter 9 Using Legacy UIKit Views and View Controllers in SwiftUI
		Using UIKit in SwiftUI
			Understanding the UIKit View Controller life cycle
			Understanding the SwiftUI view life cycle
		Using the UIViewRepresentable Protocol for UIKit Views
			ActivityIndicator
			WebView
		Using the UIViewControllerRepresentable Protocol for UIKit View Controllers
			Creating the ImagePickerViewController
			Handling events using coordinators
			Defining the methods in the Coordinator class
			Using the updated ImagePickerViewController
Part 4 Performing Animations and Drawings
	Chapter 10 Drawings and Special Effects
		Drawing Using the Five Built-in Shapes
			Rectangles
			Rounded rectangles
			Circles
			Capsules
			Ellipses
		Clipping with the Basic Shapes
		Drawing Custom Shapes
			Drawing lines
			Filling the shape
			Drawing a border
			Drawing an arc
			Combining fill and stroke
		Using Special Effects in SwiftUI
			Blend modes
			Blurs
			Saturation
	Chapter 11 Performing Animations in SwiftUI
		Understanding How to Animate
			Specifying the type of animation
			Repeating the animation
			Stopping the animation
		Performing Your Own Animation
			Rotating in 2D
			Rotating in 3D
		Creating a Custom Progress Indicator
			Indeterminate progress indicator
			Determinate progress indicator
	Chapter 12 Creating a Complete Project
		Understanding What the App Does
		Building the Project
			Creating the layouts
			Defining the news sources and observable objects
			Fetching the data
			Displaying the news headlines
			Displaying the images
			Displaying the news
			Creating the share sheet
			Creating the preferences view
			Persisting the user’s preferences
		Deploying the App
Part 5 The Part of Tens
	Chapter 13 Ten SwiftUI Tips and Tricks
		Resuming Live Preview
		Implementing Localization
		Combining Text Views
		Creating Custom Modifiers
		Displaying Multiple Alerts
		Enabling Debug Preview
		Previewing Using Different Devices
		Dark Mode Only Works On NavigationView
		Extracting Subviews
		Displaying a Context Menu
	Chapter 14 Ten Great SwiftUI Resources
		Apple
		SwiftUI by Example
		100 Days of SwiftUI
		Gosh Darn SwiftUI
		SwiftUI Hub
		Awesome SwiftUI
		raywenderlich.com
		Swift Talk
		About SwiftUI
		Stack Overflow
Appendix: Code Snippets for Common SwiftUI Views
Index
EULA