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.
Table of Contents (27 chapters)
Free Chapter
1
Getting Familiar with Xcode

Getting started with reviews

Our review form UI is set up, but we need to make a slight change to it. Right now, we have an image displayed for ratings. We are going to build a custom rating component that we will use in both restaurant details and our Review form.

We will add it to our restaurant details first, and then, when finished, we will add it to the Review form. We want our ratings view to be able to show ratings from zero stars to five stars. We also want the user to be able to select half stars when rating, so it will also need to show half stars.

The first thing we do is start creating our custom UIControl. UIButtons and UISwitches are sub-classes of UIControls, and without getting super technical, we are going to create our control:

  1. Right-click the Reviews Form folder and select New File.
  2. Inside the Choose a template for your new file screen, select iOS at the top...