flutter_nayou/macos/Runner/AppDelegate.swift

import Cocoa
import FlutterMacOS

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

//     override func applicationShouldHandleReopen(_ sender: NSApplication, hasVisibleWindows flag: Bool)
//       -> Bool
//     {
//       if !flag {
//         for window in NSApp.windows {
//           if !window.isVisible {
//             window.setIsVisible(true)
//           }
//           window.makeKeyAndOrderFront(self)
//           NSApp.activate(ignoringOtherApps: true)
//         }
//       }
//       return true
//     }
}