namespace AppKit
{
    [Register("NSWindow", true)]
    public class NSWindow : NSResponder, INSAccessibility, INSAccessibilityElementProtocol, INSAppearanceCustomization, INSMenuItemValidation, INSUserInterfaceItemIdentification, INSUserInterfaceValidations, INativeObject, IDisposable
    {
        [BindingImpl(BindingImplOptions.GeneratedCode | BindingImplOptions.Optimizable)]
        [Export("beginSheet:completionHandler:")]
        [Introduced(PlatformName.MacOSX, 10, 9, PlatformArchitecture.All, null)]
        public virtual void BeginSheet(NSWindow! sheetWindow, [BlockProxy(typeof(NIDActionArity1V13))] Action<nint>! completionHandler);
    }
}