swiftui-previews Questions

Is there an alternative to the ENABLE_PREVIEWS environment build variable for Xcode 16?

November 13, 2024
ITguy
2 Answers

Up until Xcode 16, it was possible to check in build scripts of your Xcode project via the ENABLE_PREVIEWS environment variable whether a build for a SwiftUI preview is being executed. This made it possible, for example, to skip build…

VIEW QUESTION

Xcode – Better Performance in SwiftUI: Creating a new view OR using a function with @ViewBuilder

August 10, 2021
Soheil Novinfard
2 Answers

When working with different view composition in SwiftUI, we can take two approaches: To use some @ViewBuilder function inside the view as a helper function: @ViewBuilder func makeButtonLabel() -> some View { if isPlaying { PauseIcon() } else { PlayIcon()…

VIEW QUESTION