November 2025
Beginner
634 pages
12h 20m
English
Content preview from iOS 26 Programming for Beginners - Tenth Edition
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22
Collection Views
In the previous chapter, you implemented a search bar for the Journal List screen, and your app is now complete. However, your app is designed to suit the iPhone’s screen, and if you were to run it on an iPad or Mac, you’d see that it does not make the best use of the larger screen size.
In this chapter, you will replace the table view on the Journal List screen with a collection view, which will make better use of the extra screen space available when you run your app on an iPad or Mac. You’ll also dynamically modify the number of columns and the collection view cell sizes when your device is rotated using size classes.
First, in the Main storyboard file, you’ll replace the table view on the Journal List screen with a collection ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.