Discuss the latest Apple technologies announced at WWDC23.

Posts under WWDC23 tag

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Cannot Install 'mirroringworkoutssample' App on Apple Watch due to Integrity Check Issue
I'm experiencing an issue trying to install the 'mirroringworkoutssample' app from the official Apple documentation on my Apple Watch. When attempting a direct installation from the Apple Watch, I receive an error stating, "Cannot install this app due to an inability to verify its integrity." Has anyone else encountered this problem or can provide any solutions or insights? ** I have a 'Development' type certificate that allows for watchOS(it includes iOS, tvOS ..) development. ** also added WKCompanionAppBundleIdentifier com.example.apple-samplecode.MirroringWorkoutsSample7C76V3X7AB.watchkitapp
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598
Oct ’23
Xcode 15 linking error
Hi, I am getting a linking error when building my app to run against an iOS17 device, using Xcode15. Same project builds and runs fine with Xcode 14 and iOS16. The linking error just says: clang: error: unable to execute command: Segmentation fault: 11 clang: error: linker command failed due to signal (use -v to see invocation) Not sure what I should try to overcome this. I can't run my app on an iOS17 device. It builds, links and runs just fine on a simulator.
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21k
Oct ’23
scrollDismissesKeyboard interactively does not updates safe area size while in transition
Related to this StackOverflow post (not mine). In my chat view: ScrollView(showsIndicators: false) { messagesView } .safeAreaInset(edge: .bottom) { composerView } .scrollDismissesKeyboard(.interactively) Using interactively keyboard dismissing won't change the safe area size interactively causing a weird UI glitch like you can see in the post up above. The keyboard and composer play nice when I use it as tool bar, But I want my composer to always be visible (obviously), I've tried to play with FocusState to change the composer parent: .toolbar { ToolbarItem(placement: $isFocused ? .keyboard : .bottomBar) { bottomView } } But not only it redraws the view each time, it will also make the view lose its focus state, affectively releasing the keyboard. Plus it feels kind of a hack. What is the right way to make the composer move with the keyboard interactively and stay on screen while the keyboard is gone, like in iMessages?
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573
Oct ’23
How to Debug Background Assets in macOS?
I attempted to utilize the Background Assets feature for an iOS app. While debugging, I employed the following command to trigger the installation event: xcrun backgroundassets-debug -b <bundleID> -s --app-install -d <Device ID> This command worked flawlessly on an iPhone. However, when I attempted to trigger the installation event on a Mac, I encountered the following error message: The requested device to send simulation events to is not available. Verify that the device is connected to this Mac. Please note that the xcrun backgroundassets-debug -l command only displays a list of connected devices.Mac is not listed in that list.
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539
Oct ’23
SwiftUI inspector full height
Adding an inspector and toolbar to Xcode's app template, I have: struct ContentView: View { var body: some View { VStack { Image(systemName: "globe") .imageScale(.large) .foregroundStyle(.tint) Text("Hello, world!") } .padding() .toolbar { Text("test") } .inspector(isPresented: .constant(true)) { Text("this is a test") } } } In the preview canvas, this renders as I would expect: However when running the app: Am I missing something? (Relevant wwdc video is wwdc2023-10161. I couldn't add that as a tag)
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Oct ’23
wwdc2023-10162 - Grid Navigation on macOS
In the video 'The SwiftUI cookbook for focus" a key detail is left out. https://developer.apple.com/videos/play/wwdc2023/10162/?time=1130 selectRecipe has no code provided meaning it leaves out a vital detail, how to handle up and down keyboard presses. If a LazyVGrid has 4 items per row with the current shape of the window and the user presses the down key, how is the application supposed to know which item is directly underneath the currently focused one? Or if they press up and they need to know which is directly above? What happens when the user resizes the window and the number of items per row changes? This would seem to require knowing the exact current layout of the window to return the correct recipe ID. The code provided isn't wrapped in a complex GeometryReader so I assume there's some magic I am missing here. I am trying to create a similar LazyVGrid that can be navigated with the keyboard as with the recipes grid here but have no means of implementing .onMoveCommand in such a way that makes sense. At the moment, SwiftUI seems to be intentionally built in such a way to defy all attempts to implement keyboard navigation.
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Oct ’23
How to use ParameterSummaryBuilder?
I'm trying to put together an app intent that allows a user to navigate to a specific part of my app. I've built a basic intent, and set up an AppEnum with a case for each "screen" in my app a user should be allowed to navigate to (e.g. "All Posts", "Favourite Posts", etc.). In addition, I'd like to include additional parameters based on the enum selected. For example, I'd like to include an enum case "Post" where a user can configure a specific post to navigate to. This would mean I can have an enum of "All Posts", "Specific Post", "Favourite Posts" etc. which is cleaner than having a separate intent for "Open Specific Post"... Is this possible? I can see ParameterSummaryBuilder, AppIntent.Switch etc. but there are no docs or examples using these. Can you provide more information on whether this is possible, and show an example of Swift code to do this. Thanks!
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Sep ’23