wwdc-notes

Platforms “State of the Union”

• 🎥 State of the Union

Notes

Apple Intelligence

• UIKit:
• SwiftUI: .imagePlaygroundSheet()
• AppIntents
  • Updated for Apple Intelligence
  • Siri can access any text using system views (UITextView, etc.)
  • Handful of supported domains

Xcode 16

• Integrating with Apple Intelligence
• Code completion -> now predictive
  • Basically Co-Pilot for Xcode
  • All local on device
• “Swift Assist”
  • Runs in the Cloud
  • Code never stored
  • Never used to train models

Swift

• 10 years old
• “Swift is the best choice to succeed C++” LOL
• Support for VC Code
• Support for more Linux distros
• Support for Windows
• New GitHub Org specifically for Swift, github.com/SwiftLang
• Swift 6
  • Migrate 1 module at a time
  • Swift Package Index showing Swift 6 adoption
• Swift Testing: new test framework
  • cross-platform
  • open-source
  • Xcode 16 + VS Code integration
  • parameterized tests

SwiftUI

• @Previewable macro
• New text rendering API
• Refactored system frameworks, now code is shared between SwiftUI, UIKit, AppKit: gesture recognizers, animations, more

SwiftData

• index
• unique
• custom backing data store API (sqlite, json files, anything)
  • use CoreData by default

iOS 18

• New Controls API
  • Add to control center, lock screen, action button
  • Toggle, deep link, perform action
• Home Screen
  • App icons new appearances: light, dark, tint
• PassKeys
  • new registration API
• SwiftUI: New .zoom navigation transition

iPadOS 18

• Redesigned tab bar

watchOS 11

• Live activities from iOS dynamic island available for widgets automatically
• Interactive Widgets (from iOS and macOS)
  • RelevantContext

macOS 15 Sequoia

• Gaming
  • Unified gaming platform
  • Game Porting TookKit 2

visionOS 2

• various improvements ¯\_(ツ)_/¯

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