Chris Eidhof returns to the show to go on a deep dive into the SwiftUI layout system. What are the different phases involved in determining a given view’s layout, how do concepts like layout priorities and flexibility work, and what makes SwiftUI different from UIKit and AppKit in terms of layout?

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Links

• Chris on Twitter
• John on Twitter
• objc.io
• Swift Talk
• The previous episode with Chris (and Matt Gallagher)
• Thinking in SwiftUI
• Elm
• Talk about Incremental
• The SwiftUI Lab
• Session 237 from WWDC 2019
• objc.io article about how HStack layouts are computed
• GeometryReader
• A guide to the SwiftUI layout system
• UICollectionViewFlowLayout
• Intro and outro music by Dariusz Dziuk