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April 21, 2022 18:21
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Save alladinian/0f6bd22fb7591a9b1782c1fa3ef4f24c to your computer and use it in GitHub Desktop.
A super simple Cocoa App boilerplate for SwiftUI prototyping _without_ Xcode
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| import Cocoa | |
| import SwiftUI | |
| func startApp(content: NSView) { | |
| let app = NSApplication.shared | |
| let menubar = NSMenu() | |
| let appMenuItem = NSMenuItem() | |
| let appMenu = NSMenu() | |
| let appName = ProcessInfo.processInfo.processName | |
| let quitTitle = "Quit \(appName)" | |
| let quitMenuItem = NSMenuItem(title: quitTitle, action: #selector(NSApplication.terminate), keyEquivalent: "q") | |
| let windowRect = NSRect(x: 0, y: 0, width: 480, height: 300) | |
| let styleMask: NSWindow.StyleMask = [.titled, .closable, .miniaturizable, .resizable, .fullSizeContentView] | |
| let window = NSWindow(contentRect: windowRect, styleMask: styleMask, backing: .buffered, defer: false) | |
| app.setActivationPolicy(.regular) | |
| menubar.addItem(appMenuItem) | |
| app.mainMenu = menubar | |
| appMenu.addItem(quitMenuItem) | |
| appMenuItem.submenu = appMenu | |
| window.center() | |
| window.title = appName | |
| window.contentView = content | |
| window.makeKeyAndOrderFront(nil) | |
| app.run() | |
| } | |
| struct ContentView: View { | |
| var body: some View { | |
| Text("Hello") | |
| .font(.largeTitle) | |
| .frame(maxWidth: .infinity, maxHeight: .infinity) | |
| } | |
| } | |
| let content = NSHostingView(rootView: ContentView()) | |
| startApp(content: content) |
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