NSWindow contentView not cover full window size – macOS & SwiftUI
I just used the following variant in AppDelegate, the content of ContentView and others can be any func applicationDidFinishLaunching(_ aNotification: Notification) { // Create the SwiftUI view that provides the window contents. let contentView = ContentView() .edgesIgnoringSafeArea(.top) // to extend entire content under titlebar // Create the window and set the content view. window = … Read more