iOS 14 Programming for Beginners Fifth Edition by Ahmad Sahar -- Read -- Imperial Library of Trantor

Index

iOS 14 Programming for Beginners Fifth Edition Why subscribe? Contributors About the author About the reviewers Packt is searching for authors like you Preface

Who this book is for What this book covers To get the most out of this book Download the example code files Code in Action Download the color images Conventions used Get in touch Reviews

Section 1: Swift Chapter 1: Getting Familiar with Xcode

Technical requirements Downloading and installing Xcode from the App Store Understanding the Xcode user interface Running the app in the iOS simulator Using an iOS device for development

Connecting an iOS device wirelessly

Summary

Chapter 2: Simple Values and Types

Technical requirements Understanding Swift Playgrounds

Customizing fonts and colors Running playground code

Exploring data types

Representing integers Representing floating-point numbers Representing Booleans Representing strings Using common data types in the playground

Exploring constants and variables Understanding type inference and type safety

Using type annotation to specify a type Using type safety to check values

Exploring operators

Using arithmetic operators Using compound assignment operators Using comparison operators Using logical operators Performing string operations

Using the print() instruction Summary

Chapter 3: Conditionals and Optionals

Technical requirements Introducing conditionals

Using if statements Using switch statements

Introducing optionals

Using optionals and optional binding

Summary

Chapter 4: Range Operators and Loops

Technical requirements Exploring range operators Exploring loops

Using the for-in loop Using the while loop The repeat-while loop

Summary

Chapter 5: Collection Types

Technical requirements Understanding arrays

Creating an array Checking the number of elements in an array Adding a new element to an array Accessing an array element Assigning a new value to a particular index Removing an element from an array Iterating over an array

Understanding dictionaries

Creating a dictionary Checking the number of elements in a dictionary Adding a new element to a dictionary Accessing a dictionary element Assigning a new value to an existing key Removing an element from a dictionary Iterating over a dictionary

Understanding sets

Creating a set Checking the number of elements in a set Adding a new element to a set Checking whether a set contains an element Removing an item from a set Iterating over a set Exploring set operations Exploring set membership and equality

Summary

Chapter 6: Functions and Closures

Technical requirements Understanding functions

Creating a function Using custom argument labels Using nested functions Using functions as return types Using functions as parameters Using a guard statement to exit a function early

Understanding closures

Simplifying closures

Summary

Chapter 7: Classes, Structures, and Enumerations

Technical requirements Understanding classes

Creating a class declaration Making an instance of the class Making a subclass Overriding a superclass method

Understanding structures

Creating a structure declaration Making an instance of the structure Comparing value types and references types Deciding between classes and structures

Understanding enumerations

Creating an enumeration

Summary

Chapter 8: Protocols, Extensions, and Error Handling

Technical requirements Understanding protocols

Creating a protocol declaration

Understanding extensions

Adopting a protocol via an extension Creating an array of different types of objects

Exploring error handling Summary

Section 2:Design Chapter 9: Setting Up the User Interface

Technical requirements Learning useful terms in iOS development Touring the Let's Eat app

Using the Explore screen Using the Locations screen Using the Restaurant List screen Using the Restaurant Detail screen Using the Review Form screen Using the Photo Filter screen Using the Map screen

Creating a new Xcode project Setting up a tab bar controller scene

Setting the titles of the tab bar's buttons Adding the Assets.xcassets file Adding the icons for the Explore and Map buttons

Setting up the Launch screen

Configuring the Launch screen's background color Adding a logo and constraints to the Launch screen Configuring Interface Builder

Summary

Chapter 10: Building Your User Interface

Adding a collection view to the Explore screen Connecting storyboard elements to outlets in a view controller

Adding a Cocoa Touch Class file to your project Connecting storyboard elements to the view controller

Configuring data source methods for the collection view

Setting the delegate and data source properties of the collection view Adopting the UICollectionViewDataSource and UICollectionViewDelegate protocols

Adding a section header to the collection view Configuring storyboard element sizes Presenting a view modally

Adding a button to the collection view header Adding a new view controller scene Adding Cancel and Done buttons to the navigation bar

Summary

Chapter 11: Finishing Up Your User Interface

Technical requirements Adding a table view to the Locations screen Implementing the Restaurant List screen

Declaring the RestaurantListViewController class Adopting the delegate and data source protocols Presenting the Restaurant List screen

Implementing the Restaurant Detail screen

Implementing the Review Form screen

Implementing the Map screen Summary

Chapter 12: Modifying and Configuring Cells

Technical requirements Modifying the Explore screen section header

Adding Auto Layout to the Explore screen's section header

Modifying the exploreCell collection view cell Modifying the restaurantCell collection view cell

Adding Auto Layout constraints to the restaurantCell collection view cell

Configuring the locationCell table view cell Summary

Section 3:Code Chapter 13: Getting Started with MVC and Collection Views

Technical requirements Understanding the Model-View-Controller design pattern Exploring controllers and classes

Understanding collection views

Conforming to the UICollectionViewDataSource protocol Creating a CollectionViewExampleController instance

Revisiting the Explore and Restaurant List screens

Summary

Chapter 14: Getting Data into Collection Views

Technical requirements Understanding model objects Understanding .plist files Creating a structure to represent a cuisine Implementing a data manager class to read data from a .plist file

Using the data manager to initialize ExploreItem instances

Displaying data in a collection view

Connecting the outlets in exploreCell Implementing additional data manager methods Updating the data source methods in ExploreViewController

Summary Technical requirements Understanding table views Creating the LocationViewController class

Connecting the table view to the LocationViewController class Adding the data source and delegate methods

Adding location data for the table view Creating the LocationDataManager class

Displaying data in a table view

Summary

Chapter 16: Getting Started with MapKit

Technical requirements Understanding and creating annotations

Creating the RestaurantItem class Creating the MapDataManager class Creating the DataManager protocol Refactoring the MapDataManager class Refactoring the ExploreDataManager class

Adding annotations to a map view

Creating the MapViewController class Connecting the outlets for the map view Setting the map view region to be displayed Displaying MKAnnotationView instances on the map view Creating custom MKAnnotationView instances

Going from the Map screen to the Restaurant Detail screen

Creating and configuring a storyboard reference Performing the showDetail segue Passing data to the Restaurant Detail screen

Organizing your code

Refactoring the ExploreViewController class Using the // MARK: syntax Refactoring the RestaurantListViewController class Refactoring the LocationViewController class Refactoring the MapViewController class

Summary

Chapter 17: Getting Started with JSON Files

Technical requirements Getting data from JSON files

Understanding the JSON format Creating the RestaurantDataManager class

Using data from JSON files in your app

Configuring the MapDataManager instance to use data from the RestaurantDataManager instance Storing a user-selected location Adding a view controller for the section header on the Explore screen Connecting the section header's label to the ExploreViewController class Adding an unwind action method to the Done button Selecting only one location on the Locations screen Passing location and cuisine information to the RestaurantListViewController instance Creating a view controller for the cells on the Restaurant List screen Connecting the outlets for the RestaurantCell class Displaying a custom UIView to indicate no data is available Displaying a list of restaurants on the Restaurant List screen

Summary

Chapter 18: Displaying Data in a Static Table View

Technical requirements Setting up outlets for the RestaurantDetailViewController class Displaying data in the static table view Passing data to the RestaurantDetailViewController instance Summary

Chapter 19: Getting Started with Custom UIControls

Technical requirements Creating a custom UIControl subclass

Displaying stars in your custom UIControl subclass

Adding support for touch events Implementing an unwind method for the Cancel button Creating the ReviewFormViewController class Summary

Chapter 20: Getting Started with Cameras and Photo Libraries

Technical requirements Understanding filters Creating model objects for the Photo Filter screen Creating the ImageFiltering protocol Creating view controllers for the Photo Filter screen

Creating a view controller for the collection view cells Creating a view controller for the Photo Filter screen

Getting permission to use the camera or photo library Summary

Chapter 21: Understanding Core Data

Technical requirements Introducing Core Data Implementing Core Data components for your app

Creating a data model Creating ReviewItem Creating RestaurantPhotoItem Creating a Core Data manager

Understanding how saving and loading works

Passing RestaurantID to the ReviewFormViewController instance

Updating the PhotoFilterViewController class to save photos Displaying saved reviews and photos on the Restaurant Detail screen Calculating a restaurant's overall rating Summary

Section 4:Features Chapter 22: Getting Started with Apple Silicon Macs

Technical requirements Fixing user interface issues Making your app run on all iOS devices

Identifying device type Understanding size classes Updating the Explore screen Updating the Restaurant List screen

Updating the app to work on macOS Summary

Chapter 23: Getting Started with SwiftUI

Technical requirements Creating a SwiftUI Xcode Project Creating the Restaurant List screen Adding model objects and configuring navigation Using UIKit and SwiftUI views together Completing the Restaurant Detail screen Summary

Chapter 24: Getting Started with Widgets

Technical requirements Introducing widgets Adding a widget target to your app Providing timeline entries to your widget Customizing your widget's view Adding a widget to your Home Screen Summary

Chapter 25: Getting Started with App Clips

Technical requirements Introducing app clips Adding an app clip to your project Configuring your app clip Passing restaurant data to the Restaurant Detail screen Summary

Chapter 26: Testing and Submitting Your App to the App Store

Technical requirements Getting an Apple Developer account Exploring your Apple Developer account

Generating a certificate signing request Creating development and distribution certificates Registering an App ID Registering your devices Creating provisioning profiles

Submitting your app to the App Store

Creating icons for your app Creating screenshots for your app Creating an App Store listing Creating an archive build Completing the information in App Store Connect

Testing your app

Testing your app internally Testing your app externally

Summary

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