// 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.
//
// Copyright (c) 2007 Novell, Inc. (http://www.novell.com)
//
// Authors:
//	Chris Toshok (toshok@novell.com)
//

using System;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.ComponentModel;

namespace System.Collections.ObjectModel {

	[Serializable]
	public class ObservableCollection<T> : Collection<T>, INotifyCollectionChanged, INotifyPropertyChanged
	{
		public ObservableCollection()
		{
		}

		public ObservableCollection(List<T> list)
			: base (list)
 		{
		}

		public virtual event NotifyCollectionChangedEventHandler CollectionChanged;
		protected virtual event PropertyChangedEventHandler PropertyChanged;

		event PropertyChangedEventHandler INotifyPropertyChanged.PropertyChanged {
			add { this.PropertyChanged += value; }
			remove { this.PropertyChanged -= value; }
		}

		protected IDisposable BlockReentrancy ()
		{
			return null;
		}

		protected void CheckReentrancy ()
		{
		}

		protected override void ClearItems ()
		{
		}

		protected override void InsertItem (int index, T item)
		{
		}

		public void Move (int oldIndex, int newIndex)
		{
		}

		protected virtual void MoveItem (int oldIndex, int newIndex)
		{
		}

		protected virtual void OnCollectionChanged (NotifyCollectionChangedEventArgs e)
		{
			if (CollectionChanged != null)
				CollectionChanged (this, e);
		}

		protected virtual void OnPropertyChanged (PropertyChangedEventArgs e)
		{
			if (PropertyChanged != null)
				PropertyChanged (this, e);
		}

		protected override void RemoveItem (int index)
		{
		}

		protected override void SetItem (int index, T item)
		{
		}
	}
}