What was new in SwiftUI

What's New in SwiftUI

SwiftUI has introduced a variety of new features and improvements this year. Here are some of the highlights:

1. Graphics Capabilities:

   • New mix modifier on color to blend colors.
   • Extended custom shader feature with precompilation to avoid frame drops.

2. Scroll View Enhancements:

   • Fine-grained control over scroll views.
   • New onScrollGeometryChange to react to changes in content, offsets, and content size.
   • Detect when a view's visibility changes due to scrolling.
   • More programmatic control over scroll positions and content alignment.

3. Swift 6 Language Mode:

   • Compile-time data race safety.
   • Views in SwiftUI are now marked with the @MainActor annotation.

4. Interoperability:

   • Improved integration with UIKit and AppKit.
   • Gesture recognition and animations can now be shared between SwiftUI and UIKit/AppKit views.

5. Xcode Previews:

   • New dynamic linking architecture for smoother workflow.
   • @Previewable macro to use dynamic properties like state directly in previews.

6. Customizations:

   • Custom hover effects for visionOS.
   • New options to customize window behavior and styling in macOS.
   • New text renderer API for advanced visual effects and animations.

7. Accessibility:

   • Enhanced accessibility labels.
   • Conditional modifier support and app intent-based accessibility actions.

8. New APIs and Tools:

   • Custom containers, mesh gradients, and scrolling customizations.
   • Programmatic access to text selection within text editing controls.

For a detailed overview, you can watch the session What’s new in SwiftUI.

Relevant Sessions

• What’s new in SwiftUI
• Platforms State of the Union
• SwiftUI essentials

These sessions cover the new features and improvements in SwiftUI, providing a comprehensive look at what's new and how you can leverage these updates in your apps.