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How does one get a universal macOS library from a Swift package dependency?
I'm getting an error building my Mac app for both Apple Silicon and Intel, related to a Swift package dependency. The dependency is a pure Swift package (SwiftyXMLParser), and I'm bringing it into my app with a package dependency from the git repository URL. My app is configured to build standard architectures to run natively on both Apple Silicon and Intel. The build fails because it looks like the package manager only provides the active architecture, not a universal library, when the latter is configured. It happens when I set "Build Active Architecture Only" to NO (if it's set to YES it succeeds, but then the app won't run on the other architecture). In particular, if I build on my M1 mini, the error is Could not find module 'SwiftyXMLParser' for target 'x86_64-apple-macos'; found: arm64, arm64-apple-macos If I build on my x86 MBP, same failure but the error is opposite (no arm64, found: x86_64). So clearly SPM+Xcode can provide either architecture - is it possible for it to provide a universal lib? Or do I need to download the source of the package and build it through a more manual process?
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8k
Nov ’20
NSDocument toolbar major appearance problems in Big Sur
I have an NSDocument-based Mac app built for 10.14+, written in Swift. Just updated my (intel) OS to Big Sur to test, and while the app builds and generally functions fine the document window toolbar is totally messed up when I run the app. In particular: only one toolbar item (Save) shows up on the toolbar in icon+text mode, the rest are all shoved into the menu, regardless of window size same is true if I switch to Icon only mode when I right-click on the menu bar to customize it in the app, everything is haywire - tons of blank space between titles and icons, some icons as you scroll down are huge, default set looks like it only contains one button If I turn off icons and show only text toolbar items, they all show up properly on the toolbar. In Xcode (12.2), the toolbar in the document .xib looks totally fine - all buttons and icons in the right place, default set looks great, etc. There's nothing very custom about my toolbar - it's just using standard toolbar buttons with icons set from image assets, and a few separators between items. Default is visible, regular size, Icon+Text. All works perfectly under 10.14 and 10.15. Anyone else seen this bizarre toolbar behavior under Big Sur? This is my app's last release-blocking issue!
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682
Nov ’20
GKNoiseMap stretches instead of shifting when origin moves
Pretty sure this is just a bug, and looking at the forums it seems like GKNoise/GKNoiseMap has a number of known issues and not much support... I have a perlin noise source and map it to a GKNoiseMap with some arbitrary square model coordinate system, size 20.0 x 20.0, origin (-10.0, -10.0). I can map this to a square area to render with the sample size matching my output and it all draws fine. Then I want to shift the noise incrementally, say 10% up in the Y+ axis direction. So I change the origin by adding 2.0 to Y and leave X and size the same, and a make a new GKNoiseMap with the same (or identical) noise source and these values. The result is that instead of shifting the slice, it stretches it. The noise is compressed or warped rather than moved. It's weird. I was able to get slightly better results trying to use GKNoise move() instead, but now it isn't working at all! Not to mention that GKNoise is document as being an 'infinite' noise object, so what does move() or scale() even mean there? I would think the GKNoiseMap coordinate bounds would be the definitive way to do this - to use the same noise data but shift around your window or 'slice'. I am really close to scrapping my use of GKNoise API completely, but maybe if there's a developer who worked on this API you can share the secret to its behavior.
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1.1k
Nov ’20
Mac App Store receipt: any need for SKReceiptRefreshRequest?
I'm releasing a Mac app through the app store. It's a one-time purchase app; no in-app purchases, no subscriptions. I'm doing local validation of the receipt on application launch. The Receipt Validation Programming Guide - https://developer.apple.com/library/archive/releasenotes/General/ValidateAppStoreReceipt/Chapters/ValidateLocally.html#//apple_ref/doc/uid/TP40010573-CH1-SW3 says "When an application is installed from the App Store, it contains an application receipt..." I've done validation in in an iOS app before which has in-app purchases, so there, in addition to checking the receipt on launch, I would send an SKReceiptRefreshRequest to get additional in-app purchase data etc. - and retry the refresh request periodically if needed. Is it correct that there's no need for me to send a refresh request for this simpler case, with no subscription or in-app purchase? I.e. I can always just rely on the receipt in the bundle? Or should one still make some refresh-receipt attempts before assuming an invalid receipt in this basic case?
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641
Nov ’20
WKNavigationDelegate decidePolicyFor only called once, on load()
I can't tell if I am misunderstanding the expected behavior of WKNavigationDelegate or if something is misconfigured or broken. My goal is to load the initial web content in my WKWebView, but then intercept link-clicks within that content and (at least sometimes) open those in Safari, as described in these forum posts: WKWebView - Open external link websites in Safari https://developer.apple.com/forums/thread/125641 Open WKWebView Links in Safari https://developer.apple.com/forums/thread/68427?answerId=199512022#199512022 Here's my simplified delegate method code. Because it gets called on the initial request load, it checks against a copy of the original URL and if it matches calls decisionHandler(.allow). (I'd hoped to be able to use .navigationType instead of checking the URL, but it comes in as .other on first load, which seems too vague to always allow). If it's any other URL, I call decisionHandler(.cancel) and attempt to open with UIApplication open(). func webView(_ webView: WKWebView, decidePolicyFor navigationAction: WKNavigationAction, decisionHandler: @escaping (WKNavigationActionPolicy) -> Void) { 		Swift.print(#function) 		if let navActionURL = navigationAction.request.url { 				if navActionURL == self.originalURL { 						decisionHandler(.allow) 				} else { 						decisionHandler(.cancel) 						UIApplication.shared.open(navActionURL, options: [:], completionHandler: nil) 				} 		} 		 		 } This doesn't work however because the delegate method is only called once, on the WKWebiew's initial load() - on that call the URLs match and .allow is returned. The delegate method is not called at all for the click on the link. (FWIW the link is a relative href in the source HTML; it is to a different page not just a hashtag on the same page). Can anyone clarify how this is supposed to work? It makes no sense to me to have the delegate control the initial load() - if I didn't want to show the content in the WebView, I wouldn't load the URLRequest. It makes sense for me to have the delegate callback invoked for subsequent navigation, but that isn't happening.
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2.3k
Sep ’20
Xcode 11.5->11.7, still won't debug on iOS 13.6.1 devices
There are similar questions in the forums but none of the solutions there are working, I'm not seeing new solutions offered in those threads. I was on Xcode 11.5 and my iPhones updated to 13.6.1, at which point they stopped working for debugging - error alert "(Device-name) not available. Please reconnect the device" from Xcode on run attempt, and "The current device configuration is unsupported" error in the Devices tab of Devices and Simulators. I've updated Xcode to 11.7 and have tried every combination you can imagine of: cleaning the project deleting derived data disconnecting/reconnecting device (I'm connected by USB cable) restarting Xcode, the phone, and my Mac running an iOS 13.6 simulator build (saw a stackoverflow post that said doing this before running on the device seemed to help) None of this has solved the problem so I'm totally blocked now. Does anyone know if this is a known issue & can you recommend a fix? Also one more point: some other threads talk about making changes in Settings/Developer on the phone but I'm actually no longer seeing Developer in Settings at all. Thanks for help!
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2.3k
Sep ’20
GKNoise, gradientColors, SKTexture: no alpha components?
I'm using GKNoise with a gradient map to generate color noise, getting a CGImage via SKTexture, on Mac OS. The GKNoise gradientColors: init parameter takes a map of NSNumber to NSColor instances. I'm setting two to the min and max values (-1.0, 1.0), with a GKPerlinNoiseSource. It works as expected if the two colors are opaque. If one or both colors has an alpha component less than 1.0, I expect the output to have transparency. However, it looks to me like the alpha is completely ignored in GKNoise's gradient color input (treated as if it's always 1.0). Is there anything I overlooked to make GKNoise/SKTexture support alpha components of gradient input colors, corresponding to transparency in the output CGImage? Or is this 'as designed' or a known bug? Below is test code that reproduces it - in the view, both CGImages draw identically; I expect the one drawn with the red alpha=0.5 to be darker in the red parts when the background is black, lighter when it's white, etc. import GameplayKit class GKNoiseGradientIssue {       var noiseSource: GKNoiseSource       var color0_opaque = NSColor(red: 1.0, green: 0.0, blue: 0.0, alpha: 1.0)   var color0_halfAlpha = NSColor(red: 1.0, green: 0.0, blue: 0.0, alpha: 0.5)       var color1_opaque = NSColor(red: 0.0, green: 0.0, blue: 1.0, alpha: 1.0)       var opaqueNoise: GKNoise   var halfAlphaNoise: GKNoise        var opaqueNoiseMap: GKNoiseMap   var halfAlphaNoiseMap: GKNoiseMap       var opaqueImage: CGImage   var halfAlphaImage: CGImage       init() {     let source = GKPerlinNoiseSource(frequency: 0.15,                          octaveCount: 7,                          persistence: 1.25,                          lacunarity: 0.5,                          seed: 12345)     self.noiseSource = source           let opaqueGradient: [NSNumber: NSColor] = [-1.0: color0_opaque, 1.0: color1_opaque]     self.opaqueNoise = GKNoise(source, gradientColors: opaqueGradient)           let halfAlphaGradient: [NSNumber: NSColor] = [-1.0: color0_halfAlpha, 1.0: color1_opaque]     self.halfAlphaNoise = GKNoise(source, gradientColors: halfAlphaGradient)           self.opaqueNoiseMap = GKNoiseMap(self.opaqueNoise,                      size: [200.0, 200.0],                      origin: [0.0, 0.0],                      sampleCount: [200, 200],                      seamless: false)           self.halfAlphaNoiseMap = GKNoiseMap(self.halfAlphaNoise,                         size: [200.0, 200.0],                         origin: [0.0, 0.0],                         sampleCount: [200, 200],                         seamless: false)           let opaqueTexture = SKTexture(noiseMap: self.opaqueNoiseMap)     self.opaqueImage = opaqueTexture.cgImage()           let halfAlphaTexture = SKTexture(noiseMap: self.halfAlphaNoiseMap)     self.halfAlphaImage = halfAlphaTexture.cgImage()         } } class GradientIssueView: NSView {   var issue: GKNoiseGradientIssue?       override func awakeFromNib() {     self.issue = GKNoiseGradientIssue()   }       override func draw(_ dirtyRect: NSRect) {     NSColor.black.setFill()     self.bounds.fill()           if let cgc = NSGraphicsContext.current?.cgContext {       cgc.draw(self.issue!.opaqueImage,             in: CGRect(origin: CGPoint(x: 10.0, y: 10.0),                  size: CGSize(width: 200.0, height: 200.0)))               cgc.draw(self.issue!.halfAlphaImage,        in: CGRect(origin: CGPoint(x: 10.0, y: 220.0),              size: CGSize(width: 200.0, height: 200.0)))     }   } }
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700
Jul ’20
Does free account 'registration' of bundle ID do anything with app name?
I'm currently working with an app that was initially created for local development only using a free account, and the company account holder is now setting up the app store record. Because I don't usually create apps with free accounts I was unaware that XCode will actually (without any notification) reserve the bundle ID for an app created this way. This is referenced in a few forum issues, e.g. https://developer.apple.com/forums/thread/80294 We encountered this and can't create the bundle ID in the paid account because of it, which is a bummer, but easy to work around by changing the bundle ID. My question: there isn't anything similar done with app name, is there? All my experience + docs I've read says app name must be explicitly reserved with a paid account, but since I was surprised by this auto-registration of bundle ID I want to confirm. Xcode does not automatically reserve app names ever, correct? If we're getting an "in use" error creating the app and it isn't published, it can't be our free account project that has reserved it, it must be another paid app developer? Thanks, Christopher
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515
Jun ’20
Weird 40pt pixel margin from "Any" Printer setup
I'm working on implementing printing for my graphics app. This is an NSDocument-based app written in Swift.I'm setting printInfo fields as follows, on the .printInfo member of the document class, and passing that instance into NSPrintOperation:self.printInfo.topMargin = 0.0 self.printInfo.rightMargin = 0.0 self.printInfo.leftMargin = 0.0 self.printInfo.bottomMargin = 0.0 self.printInfo.isHorizontallyCentered = true self.printInfo.isVerticallyCentered = true self.printInfo.orientation = .landscape let newPrintOp = NSPrintOperation(view: self.printView!, printInfo: self.printInfo) newPrintOp.showsPrintPanel = true return newPrintOpNow, I know that the *actual* printer page bounds I get from the system will depend on what printer is selected in Page Setup. This buggy behavior I'm seeing occurs when I select the "Any" default system printer. It sends back (and enforces) the following imageablePageBounds:(18.0, 18.0, 734.0, 576.0)This is a page with 1/4" margins on top, left, and bottom, and 40pt margin on the right! (792-734-18 = 40). So not only is it not centered as requested, it doesn't even permit a centered image with 1/2" margin to be printed without clipping.I think this is a bug. The "Any" printer should give a reasonable 1/4" minimum margin - particularly for printing to PDF.Note this error does not happen if I select my actual printer in page setup, which provides both normal and borderless options. The normal option then gives me back a reasonable, centered imageablePageBounds (with a consistent small margin), while the borderless option gives me the expected (0.0, 0.0, 792.0, 612.0) for borderless letter/leandscape.Is this 40-pt right margin a known bug in the system default "Any" printer page setup?Also FWIW I've posted this issue on stackoverflow with some screenshots of the print panel showing the issue:https://stackoverflow.com/questions/59691305/cocoa-printing-with-swift-any-printer-setup-has-irregular-margins-page-sizeThanks for any tips or workarounds, or replies if you've seen this as well.Christopher
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591
Jan ’20