namespace System.Windows.Forms
{
    [DefaultMember("Item")]
    [Editor("System.Windows.Forms.Design.DataGridColumnCollectionEditor, System.Design, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a", typeof(UITypeEditor))]
    [ListBindable(false)]
    public class GridColumnStylesCollection : BaseCollection, ICollection, IEnumerable, IList
    {
        public bool Contains(DataGridColumnStyle column);
    }
}