import Cocoa import FlutterMacOS class MainFlutterWindow: NSWindow { override func awakeFromNib() { let flutterViewController = FlutterViewController() let windowFrame = self.frame self.contentViewController = flutterViewController self.setFrame(windowFrame, display: true) self.titlebarAppearsTransparent = true self.titleVisibility = .hidden self.styleMask.insert(.fullSizeContentView) self.isMovableByWindowBackground = true RegisterGeneratedPlugins(registry: flutterViewController) super.awakeFromNib() } }