iOS Programming · The Big Nerd Ranch Guide, 7th Edition by Hillegass, Aaron -- Read -- Imperial Library of Trantor

Index

Title Page Acknowledgments Table of Contents Introduction

Prerequisites What Has Changed in the Seventh Edition? Our Teaching Philosophy How to Use This Book Using an eBook How This Book Is Organized Style Choices

Typographical conventions

Necessary Hardware and Software

1. A Simple iOS Application

Creating an Xcode Project Model-View-Controller Designing Quiz Interface Builder Building the Interface

Creating view objects Configuring view objects Running on the simulator A brief introduction to Auto Layout Making connections

Declaring outlets Setting outlets Defining action methods Setting targets and actions Summary of connections

Creating the Model Layer

Implementing action methods Loading the first question

Building the Finished Application Application Icons Launch Screen For the More Curious: Running an Application on a Device

2. The Swift Language

Types in Swift Using Standard Types

Inferring types Specifying types

Number and Boolean types Collection types

Literals and subscripting Initializers Properties Instance methods

Optionals

Subscripting dictionaries

Loops and String Interpolation Enumerations and the Switch Statement

Enumerations and raw values

Closures Exploring Apple’s Swift Documentation

3. Views and the View Hierarchy

View Basics The View Hierarchy Creating a New Project Views and Frames

Customizing the labels

The Auto Layout System

The alignment rectangle and layout attributes Constraints Adding constraints in Interface Builder Intrinsic content size Misplaced views Adding more constraints

Challenges Bronze Challenge: More Auto Layout Practice Silver Challenge: Adding a Gradient Layer Gold Challenge: Spacing Out the Labels For the More Curious: Retina Display

4. View Controllers

The View of a View Controller Setting the Initial View Controller Tab Bar Controllers

Tab bar items

Loaded and Appearing Views

Refactoring in Xcode Accessing subviews

Interacting with View Controllers and Their Views Bronze Challenge: Another Tab Silver Challenge: Different Background Colors

5. Programmatic Views

Creating a View Programmatically Programmatic Constraints

Anchors Activating constraints Layout guides Margins Explicit constraints

Programmatic Controls Bronze Challenge: Points of Interest Silver Challenge: Rebuild the Conversion Interface For the More Curious: NSAutoresizingMaskLayoutConstraint

6. Text Input and Delegation

Text Editing

Keyboard attributes Responding to text field changes Dismissing the keyboard

Implementing the Temperature Conversion

Number formatters

Delegation

Conforming to a protocol Using a delegate More on protocols

Bronze Challenge: Disallow Alphabetic Characters Silver Challenge: Displaying the User’s Region

7. Internationalization and Localization

Internationalization

Formatters Base internationalization Preparing for localization

Localization

NSLocalizedString and strings tables

Bronze Challenge: Another Localization For the More Curious: Bundle’s Role in Internationalization For the More Curious: Importing and Exporting as XLIFF

8. Debugging

A Buggy Project Debugging Basics

Interpreting console messages Fixing the first bug Caveman debugging

The Xcode Debugger: LLDB

Setting breakpoints Stepping through code The LLDB console

9. UITableView and UITableViewController

Beginning the LootLogger Application UITableViewController

Subclassing UITableViewController

Creating the Item Class

Custom initializers

UITableView’s Data Source

Giving the controller access to the store Implementing data source methods

UITableViewCells

Creating and retrieving UITableViewCells Reusing UITableViewCells

Editing Table Views

Editing mode Adding rows Deleting rows Moving rows

Design Patterns Bronze Challenge: Sections Silver Challenge: Constant Rows Gold Challenge: Favorite Items

10. Subclassing UITableViewCell

Creating ItemCell Exposing the Properties of ItemCell Using ItemCell Dynamic Cell Heights Dynamic Type

Responding to user changes

Bronze Challenge: Cell Colors Silver Challenge: Long Item Names

11. Stack Views

Using UIStackView

Implicit constraints

Content hugging priorities Content compression resistance priorities

Stack view distribution Nested stack views Stack view spacing

Segues Hooking Up the Content Passing Data Around Bronze Challenge: More Stack Views

12. Navigation Controllers

UINavigationController Navigating with UINavigationController Appearing and Disappearing Views Dismissing the Keyboard

Event handling basics Dismissing by pressing the Return key Dismissing by tapping elsewhere

UINavigationBar

Adding buttons to the navigation bar

Bronze Challenge: Displaying a Number Pad Silver Challenge: A Different Back Button Title Gold Challenge: Pushing More View Controllers

13. Saving, Loading, and Scene States

Codable Property Lists Error Handling Application Sandbox

Constructing a file URL

Scene States and Transitions Persisting the Items

Notification center Saving the Items Loading the Items

Bronze Challenge: Throwing Errors Gold Challenge: Support Multiple Windows For the More Curious: Manually Conforming to Codable For the More Curious: Scene State Transitions For the More Curious: The Application Bundle

14. Presenting View Controllers

Adding a Camera Button Alert Controllers Presentation Styles

15. Camera

Displaying Images and UIImageView Taking Pictures and UIImagePickerController

Creating a UIImagePickerController Setting the image picker’s delegate Presenting the image picker modally Permissions Saving the image

Creating ImageStore Giving View Controllers Access to the Image Store Creating and Using Keys Persisting Images to Disk Loading Images from the ImageStore Bronze Challenge: Editing an Image Silver Challenge: Removing an Image For the More Curious: Navigating Implementation Files

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16. Adaptive Interfaces

Size Classes

Modifying traits for a specific size class

Adapting to Dark Mode

Adding colors to the Asset Catalog Using custom dynamic colors

Bronze Challenge: Stacked Text Field and Labels

17. Extensions and Container View Controllers

Starting Mandala

Creating the model types Adding resources to the Asset Catalog

Extensions Creating a custom container view controller

Creating the MoodSelectionViewController Creating the MoodListViewController Handling the embed segue

18. Custom Controls

Creating a Custom Control

Relaying actions

Using the Custom Control Updating the Interface Adding the Highlight View Bronze Challenge: More Access Control

19. Controlling Animations

Property Animators

Basic animations Timing functions Spring animations

Animating Colors Animating a Button

20. Web Services

Starting the Photorama Application Building the URL

Formatting URLs and requests URLComponents

Sending the Request

URLSession

Modeling the Photo JSON Data

JSONDecoder and JSONEncoder Parsing JSON data

Enumerations and Associated Values Passing the Photos Around Downloading and Displaying the Image Data The Main Thread Bronze Challenge: Printing the Response Information Silver Challenge: Fetch Recent Photos from Flickr For the More Curious: HTTP

21. Collection Views

Displaying the Grid Collection View Data Source Customizing the Layout Creating a Custom UICollectionViewCell Downloading the Image Data

Image caching

Navigating to a Photo Bronze Challenge: Horizontal Scrolling Silver Challenge: Updated Item Sizes

22. Core Data

Object Graphs Entities

Modeling entities NSManagedObject and subclasses

NSPersistentContainer Updating Items

Inserting into the context Saving changes

Updating the Data Source

Fetch requests and predicates

Silver Challenge: Photo View Count For the More Curious: The Core Data Stack

NSManagedObjectModel NSPersistentStoreCoordinator NSManagedObjectContext

23. Core Data Relationships

Relationships Adding Tags to the Interface Background Tasks Silver Challenge: Favorites

24. Accessibility

VoiceOver

Testing VoiceOver Accessibility in Photorama

Bronze Challenge: VoiceOver Pronunciation

25. Afterword

What to Do Next Shameless Plugs

Index

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