namespace AppKit
{
    [Introduced(PlatformName.MacOSX, 10, 11, PlatformArchitecture.All, null)]
    [Register("NSCollectionViewFlowLayout", true)]
    public class NSCollectionViewFlowLayout : NSCollectionViewLayout
    {
        [BindingImpl(BindingImplOptions.GeneratedCode | BindingImplOptions.Optimizable)]
        [Export("sectionAtIndexIsCollapsed:")]
        [Introduced(PlatformName.MacOSX, 10, 12, PlatformArchitecture.All, null)]
        public virtual bool SectionAtIndexIsCollapsed(nuint sectionIndex);
    }
}