//
// System.Web.UI.WebControls.DataKeyCollection.cs
//
// Author:
//	Sebastien Pouliot  <sebastien@ximian.com>
//
// Copyright (C) 2005 Novell, Inc (http://www.novell.com)
//
// Permission is hereby granted, free of charge, to any person obtaining
// a copy of this software and associated documentation files (the
// "Software"), to deal in the Software without restriction, including
// without limitation the rights to use, copy, modify, merge, publish,
// distribute, sublicense, and/or sell copies of the Software, and to
// permit persons to whom the Software is furnished to do so, subject to
// the following conditions:
// 
// The above copyright notice and this permission notice shall be
// included in all copies or substantial portions of the Software.
// 
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
// EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
// NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
// LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
// OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
// WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
//

using System.Collections;
using System.Security.Permissions;

namespace System.Web.UI.WebControls {

	// CAS - no InheritanceDemand here as the class is sealed
	[AspNetHostingPermission (SecurityAction.LinkDemand, Level = AspNetHostingPermissionLevel.Minimal)]
	public sealed class DataKeyCollection : ICollection, IEnumerable 
	{
		ArrayList list;

		public DataKeyCollection (ArrayList keys)
		{
			list = keys;
		}

		public int Count {
			get { return list.Count; }
		}

		// note: LAME as there is no way to add/remove or change any value using this class
		public bool IsReadOnly {
			get { return false; }	// always (as documented)
		}

		public bool IsSynchronized {
			get { return false; }	// always (as documented)
		}

		public object this [int index] {
			get { return list [index]; }
		}

		public object SyncRoot {
			get { return this; }	// always (as documented)
		}


		public void CopyTo (Array array, int index)
		{
			list.CopyTo (array, index);
		}

		public IEnumerator GetEnumerator ()
		{
			return list.GetEnumerator ();
		}
	}
}