Reading
Mastering ScrollView in SwiftUI. Target Behavior
This year we have massive additions to the ScrollView functionality in SwiftUI. Apple has added a bunch of new APIs to work with the ScrollView. This week we will talk about snapping behavior in ScrollView and how we can customize the scroll target.
#Preview SwiftUI Views using Macros
Starting with Xcode 15 and Swift 5.9, you can create previews for your SwiftUI view using the new #preview Macro. The macro replaces the PreviewProviderprotocol that required us to define previews within a static computed property.
Modifier Monday: .containerRelativeFrame(_ axes:)
Sizing something relative to another thing’s size wasn’t always ideal from an API perspective. For example, you might’ve reached for GeometryReader to drive relative sizing. However, it was always a somewhat “sweet solution”, as the reader itself was a container view which may or may not produce the results you’re actually after depending on the view hierarchy.
Videos
Relationships In SwiftData
Relationships In SwiftData 🚀 | Adding Categories To A To-Do App, SwiftData Tutorial.
SwiftUI Data Flow in iOS 17 - Observation
iOS 17 introduces the new Observation Framework as well as the @Observable macro. This is a new an improved way to update your UI when underlying data of a model object changes and the concept of @StateObject and @ObservedObject no longer apply. This has cleaner syntax and better performance so it is a welcomed update.