iOS Programming · the Big Nerd Ranch Guide (Ronald Schultz's Library) by Keur, Christian -- Read -- Imperial Library of Trantor

Index

Title Page Acknowledgments Table of Contents Introduction

Prerequisites What Has Changed in the Sixth 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

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

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

Bronze Challenge: More Auto Layout Practice

4. 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

5. View Controllers

The View of a View Controller Setting the Initial View Controller UITabBarController

Tab bar items

Loaded and Appearing Views

Accessing subviews

Interacting with View Controllers and Their Views Silver Challenge: Dark Mode For the More Curious: Retina Display

6. Programmatic Views

Creating a View Programmatically Programmatic Constraints

Anchors Activating constraints Layout guides Margins Explicit constraints

Programmatic Controls Bronze Challenge: Another Tab Silver Challenge: User’s Location Gold Challenge: Dropping Pins For the More Curious: NSAutoresizingMaskLayoutConstraint

7. 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. Controlling Animations

Basic Animations

Closures

Another Label Animation Completion Animating Constraints Timing Functions Bronze Challenge: Spring Animations Silver Challenge: Layout Guides

9. 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

10. UITableView and UITableViewController

Beginning the Homepwner 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

Content Insets Bronze Challenge: Sections Silver Challenge: Constant Rows Gold Challenge: Customizing the Table

11. Editing UITableView

Editing Mode Adding Rows Deleting Rows Moving Rows Displaying User Alerts Design Patterns Bronze Challenge: Renaming the Delete Button Silver Challenge: Preventing Reordering Gold Challenge: Really Preventing Reordering

12. Subclassing UITableViewCell

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

Responding to user changes

Bronze Challenge: Cell Colors

13. 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

14. UINavigationController

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 Custom UITextField Gold Challenge: Pushing More View Controllers

15. Camera

Displaying Images and UIImageView

Adding a camera button

Taking Pictures and UIImagePickerController

Setting the image picker’s sourceType 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 Wrapping Up ImageStore Bronze Challenge: Editing an Image Silver Challenge: Removing an Image Gold Challenge: Camera Overlay For the More Curious: Navigating Implementation Files

// MARK:

16. Saving, Loading, and Application States

Archiving Application Sandbox

Constructing a file URL

NSKeyedArchiver and NSKeyedUnarchiver

Loading files

Application States and Transitions Writing to the Filesystem with Data Error Handling Bronze Challenge: PNG For the More Curious: Application State Transitions For the More Curious: Reading and Writing to the Filesystem For the More Curious: The Application Bundle

17. Size Classes

Modifying Traits for a Specific Size Class Bronze Challenge: Stacked Text Field and Labels

18. Touch Events and UIResponder

Touch Events Creating the TouchTracker Application Creating the Line Struct

Structs Value types vs reference types

Creating DrawView Drawing with DrawView Turning Touches into Lines

Handling multiple touches

@IBInspectable Silver Challenge: Colors Gold Challenge: Circles For the More Curious: The Responder Chain For the More Curious: UIControl

19. UIGestureRecognizer and UIMenuController

UIGestureRecognizer Subclasses Detecting Taps with UITapGestureRecognizer Multiple Gesture Recognizers UIMenuController More Gesture Recognizers

UILongPressGestureRecognizer UIPanGestureRecognizer and simultaneous recognizers

More on UIGestureRecognizer Silver Challenge: Mysterious Lines Gold Challenge: Speed and Size Platinum Challenge: Colors For the More Curious: UIMenuController and UIResponderStandardEditActions

20. Web Services

Starting the Photorama Application Building the URL

Formatting URLs and requests URLComponents

Sending the Request

URLSession

Modeling the Photo JSON Data

JSONSerialization Enumerations and associated values Parsing JSON data

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

Extensions Image caching

Navigating to a Photo Silver Challenge: Updated Item Sizes Gold Challenge: Creating a Custom Layout

22. Core Data

Object Graphs Entities

Modeling entities Transformable attributes NSManagedObject and subclasses

NSPersistentContainer Updating Items

Inserting into the context Saving changes

Updating the Data Source

Fetch requests and predicates

Bronze 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

25. Afterword

What to Do Next Shameless Plugs

Index

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