native macOS codings agent orchestrator prowl.onev.cat
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Swift
at main
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/// Single source of truth for rendering a `RepositoryIconSource` —/// shared by the settings preview, the sidebar row, the shelf spine/// header, and the canvas card title bar so tinting / fallback rules/// stay consistent in one place.////// Tinting follows `RepositoryIconSource.isTintable`: SF Symbols and/// SVG user images pick up `tintColor`; PNG user images and bundled/// assets ignore it. Missing user images fall back to a neutral SF/// Symbol so a deleted file on disk doesn't turn into a blank slot.struct RepositoryIconImage: View { let icon: RepositoryIconSource let repositoryRootURL: URL /// Color used for tintable artwork. Pass `nil` to keep the /// renderer's natural foreground (`.primary` / template default). let tintColor: Color? /// Logical pixel size of the icon. Affects `Image` sizing for asset /// and user-image cases; SF Symbols size off the surrounding font. let size: CGFloat
init( icon: RepositoryIconSource, repositoryRootURL: URL, tintColor: Color? = nil, size: CGFloat = 16 ) { self.icon = icon self.repositoryRootURL = repositoryRootURL self.tintColor = tintColor self.size = size }
var body: some View { content .frame(width: size, height: size) .accessibilityHidden(true) }
@ViewBuilder private var content: some View { switch icon { case .sfSymbol(let name): Image(systemName: name) .resizable() .scaledToFit() .symbolRenderingMode(.monochrome) .foregroundStyle(resolvedTint) .accessibilityHidden(true) case .bundledAsset(let assetName): Image(assetName) .resizable() .scaledToFit() .accessibilityHidden(true) case .userImage(let filename), .detectedImage(let filename): userImage(filename: filename) } }
@ViewBuilder private func userImage(filename: String) -> some View { let url = ProwlPaths.repositoryIconFileURL( filename: filename, repositoryRootURL: repositoryRootURL ) if let nsImage = Self.loadImage(at: url, asTemplate: icon.isTintable) { if icon.isTintable { Image(nsImage: nsImage) .resizable() .scaledToFit() .foregroundStyle(resolvedTint) .accessibilityHidden(true) } else { Image(nsImage: nsImage) .resizable() .scaledToFit() .clipShape(.rect(cornerRadius: size * 0.18)) .accessibilityHidden(true) } } else { // The icon file was renamed/deleted out from under us. Show a // muted placeholder rather than an empty rect so the bug is // visible. Image(systemName: "questionmark.square.dashed") .resizable() .scaledToFit() .foregroundStyle(.tertiary) .accessibilityHidden(true) } }
/// Loads an NSImage from disk and optionally flips it into template /// mode so SwiftUI's `.foregroundStyle` can recolor it. Pulled out /// of the ViewBuilder body so the side-effecting assignment doesn't /// trip the builder's "type '()' cannot conform to 'View'" check. private static func loadImage(at url: URL, asTemplate: Bool) -> NSImage? { guard let image = NSImage(contentsOf: url) else { return nil } image.isTemplate = asTemplate return image }
private var resolvedTint: AnyShapeStyle { if let tintColor { AnyShapeStyle(tintColor) } else { AnyShapeStyle(.primary) } }}