?namespace Imps.Client.Pc.UIContactList
{
    using Imps.Client.Pc.BizControls;
    using System;
    using System.Collections;
    using System.Collections.Generic;

    public class NodeKeyCollection : ICollection<NodeKey>, IEnumerable<NodeKey>, IEnumerable
    {
        private List<NodeKey> _col = new List<NodeKey>();

        public void Add(NodeKey item)
        {
            this._col.Add(item);
        }

        public void Clear()
        {
            this._col.Clear();
        }

        public bool Contains(NodeKey item)
        {
            return this._col.Contains(item);
        }

        public void CopyTo(NodeKey[] array, int arrayIndex)
        {
            throw new NotSupportedException();
        }

        public IEnumerator<NodeKey> GetEnumerator()
        {
            return this._col.GetEnumerator();
        }

        public bool Remove(NodeKey item)
        {
            return this._col.Remove(item);
        }

        IEnumerator IEnumerable.GetEnumerator()
        {
            return this.GetEnumerator();
        }

        public int Count
        {
            get
            {
                return this._col.Count;
            }
        }

        public bool IsReadOnly
        {
            get
            {
                return this._col.IsReadOnly;
            }
        }
    }
}