namespace Microsoft.Maui
{
    [DefaultMember("Item")]
    [EditorBrowsable(EditorBrowsableState.Never)]
    public class LockableObservableListWrapper : ICollection<string!>, IEnumerable<string!>, IList<string!>, IReadOnlyCollection<string!>, IReadOnlyList<string!>, IEnumerable, INotifyCollectionChanged, INotifyPropertyChanged
    {
        public int IndexOf(string! item);
    }
}