Book Image

iOS 14 Programming for Beginners - Fifth Edition

By : Ahmad Sahar
Book Image

iOS 14 Programming for Beginners - Fifth Edition

By: Ahmad Sahar

Overview of this book

If you're looking to work and experiment with powerful iOS 14 features such as widgets and App Clips to create your own apps, this iOS programming guide is for you. The book offers a comprehensive introduction for experienced programmers who are new to iOS, taking you through the entire process of learning the Swift language, writing your own apps, and publishing them on the App Store. Fully updated to cover the new iOS 14 features, along with Xcode 12 and Swift 5.3, this fifth edition of iOS 14 Programming for Beginners starts with an introduction to the Swift programming language and shows you how to accomplish common programming tasks with it. You'll then start building the user interface (UI) of a complete real-world app using the storyboards feature in the latest version of Xcode and implement the code for views, view controllers, data managers, and other aspects of mobile apps. The book will also help you apply iOS 14 features to existing apps and introduce you to SwiftUI, a new way to build apps for all Apple devices. Finally, you’ll set up testers for your app and understand what you need to do to publish your app on the App Store. By the end of this book, you'll not only be well versed in writing and publishing applications, but you’ll also be able to apply your iOS development skills to enhance existing apps.
Table of Contents (31 chapters)
Section 1: Swift
Section 2:Design
Section 3:Code
Section 4:Features

Chapter 14: Getting Data into Collection Views

In the previous chapter, you learned about the Model-View-Controller (MVC) design pattern and collection views. You also revisited the Explore and Restaurant List screens, and you have seen how the collection views in both screens work. At this point, though, both screens just display cells that do not contain any data. As shown in the app tour in Chapter 9, Setting Up the User Interface, the Explore screen should display a list of cuisines, and the Restaurant List screen should display a list of restaurants.

In this chapter, you're going to implement the model objects for the Explore screen to make it display a list of cuisines. You'll start by learning about the model objects that you will use. Next, you'll learn about property lists, and see how they are used to store cuisine data, and you'll create a Swift structure that can store cuisine instances. After that, you'll create a data manager class that reads...