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

Adding the data source and delegate

As discussed in the previous chapter, we need to add a data source and delegate to our Table View. Table View uses dynamic cells, which we are required to add:

  1. Select Table View in the Outline view, and then Connections inspector in the Utilities Panel.
  2. Click on and drag from dataSource to the Location View Controller in the Outline view:
  1. Repeat with the delegate property:
  1. Now, select the Table View and then in the Utilities Panel, select the Attributes inspector, if not already selected, and make sure you have the following values:
    • Style: Basic
    • Identifier: locationCell (named for you)
    • Selection: Gray
    • Accessory: Disclosure indicator

Next, for us to display anything in Tableview, we need to add the UITableViewDataSource protocol. Our protocol requires that we implement the following three methods. Add the following after the closing...