pkgs/objective_c/example/macos/Runner/AppDelegate.swift - native - Git at Google

 import Cocoa
 import FlutterMacOS

 @NSApplicationMain
 class AppDelegate: FlutterAppDelegate {
   override func applicationShouldTerminateAfterLastWindowClosed(_ sender: NSApplication) -> Bool {
     return true
   }
 }
	import Cocoa
	import FlutterMacOS

	@NSApplicationMain
	class AppDelegate: FlutterAppDelegate {
	override func applicationShouldTerminateAfterLastWindowClosed(_ sender: NSApplication) -> Bool {
	return true
	}
	}