Book Image

iOS 12 Programming for Beginners - Third Edition

By : Craig Clayton

Book Image

iOS 12 Programming for Beginners - Third Edition

By: Craig Clayton

Overview of this book

Want to build iOS 12 applications from scratch with the latest Swift 4.2 language and Xcode 10 by your side? Forget sifting through tutorials and blog posts; this book is a direct route to iOS development, taking you through the basics and showing you how to put principles into practice. Take advantage of this developer-friendly guide and start building applications that may just take the App Store by storm! If you’re already an experienced programmer, you can jump right in and learn the latest iOS 12 features. For beginners, this book starts by introducing you to iOS development as you learn Xcode and Swift. You'll also study advanced iOS design topics, such as gestures and animations, to give your app the edge. You’ll explore the latest Swift 4.2 and iOS 12 developments by incorporating new features, such as the latest in notifications, custom-UI notifications, maps, and the recent additions in Sirikit. The book will guide you in using TestFlight to quickly get to grips with everything you need to get your project on the App Store. By the end of this book, you'll be ready to start building your own cool iOS applications confidently.

Preface

Who this book is for

What this book covers

To get the most out of this book

Free Chapter

Getting Familiar with Xcode

Getting Familiar with Xcode

Getting started

The Xcode interface

Building a Foundation with Swift

Building a Foundation with Swift

Playgrounds – an interactive coding environment

Data types – where it all starts

Type safety and type inference

Operations with our integers

Building on the Swift Foundation

Building on the Swift Foundation

Creating a Playground project

The if statements – having fun with logic statements

Optionals and optional bindings

Digging Deeper

Creating a Playground project

Digging into Collections

Digging into Collections

Starting the UI Setup

Starting the UI Setup

Setting Up the Basic Structure

Setting Up the Basic Structure

Starting from scratch

Storyboard setup

Building Our App Structure in Storyboard

Building Our App Structure in Storyboard

Adding a Collection View Controller

Hooking up our outlets

Creating a custom color

Setting up our cell

Updating the grid

Finishing Up Our App Structure in Storyboard

Finishing Up Our App Structure in Storyboard

Adding our Restaurant List View

Hooking up our outlets

Setting up our cell

Adding the Reviews View

Viewing reviews

Designing Cells

Designing Cells

Setting up the Explore header

Setting up the Restaurant cell

Getting Started with the Grid

Getting Started with the Grid

Understanding the Model View Controller architecture

Classes and structures

Controllers and classes

Getting Data into Our Grid

Getting Data into Our Grid

Connecting to our cell

Hooking up our UI with IBOutlets

Restaurant listing

Getting Started with the List

Getting Started with the List

Understanding Table Views

Creating our Location View Controller class

Connecting our Table View with our Location View Controller

Digging into our Table View code

Adding the data source and delegate

Adding locations to our Table View

Creating our first property list (plist)

Adding data to our property list

Creating our location data manager

Working with our data manager

Where Are We?

Setting up map annotations

Creating and adding annotations

Map to restaurant detail

Organizing your code

Working with an API

Working with an API

Creating an API Manager

Displaying Data in Restaurant Detail

Displaying Data in Restaurant Detail

Displaying data in our static Table View

Foodie Reviews

Getting started with reviews

Displaying ratings in our custom UIControl

Adding our touch events

Setting up the unwind segues

Creating our ReviewFormController

Working with Photo Filters

Working with Photo Filters

Understanding filters

Creating our filter scroller

Getting permission

Understanding Core Data

Understanding Core Data

What is Core Data?

Creating a data model

Saving Reviews

Adding an overall rating

Universal

Location listing

Restaurant listing

iMessages

Understanding iMessages

Creating a framework

Showing restaurants

Notifications

Starting with the basics

Customizing our notifications

SiriKit

Using Siri Shortcuts

Beta and Store Submission

Beta and Store Submission

Creating a bundle identifier

Creating a certificate signing request

Creating production and development certificates

Creating a production provisioning profile

Creating a development provisioning profile

Creating an App Store listing

Creating an archive build

Internal and external testing

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Dictionaries

A dictionary is an unordered collection of values, with each one accessed through a unique key. Let's look at the following diagram:

In our diagram, we have a dictionary of pizzas (keys) with their prices (values). To find something inside a dictionary, we must look it up according to its key. Let's look at a dictionary syntax:

Dictionary<Key, Value>

Now, that we understand what a dictionary is and its syntax let's look at how we can use it by creating our first dictionary.

Creating a dictionary

The traditional way of creating a dictionary is to first declare it as a dictionary and then, inside angle brackets, declare a type for the key and value. Let's create our first dictionary inside...