/*

* Copyright (c) 2004-2008 Nokia Corporation and/or its subsidiary(-ies).

* All rights reserved.

* This component and the accompanying materials are made available

* under the terms of "Eclipse Public License v1.0"

* which accompanies this distribution, and is available

* at the URL "http://www.eclipse.org/legal/epl-v10.html".

*

* Initial Contributors:

* Nokia Corporation - initial contribution.

*

* Contributors:

*

* Description: 

*

*/

using System;

using System.IO;

using System.Collections;

using System.Collections.Specialized;

namespace SymBuildParsingLib.Utils

{

	public class SymFileNameCollection

	{

		#region Constructors & destructor

		public SymFileNameCollection()

		{

		}

		#endregion

		#region API

		public void Add( string aFileName )

		{

			bool exists = File.Exists( aFileName );

			if	( exists )

			{

				bool isPresent = IsPresent( aFileName );

				if	( isPresent == false )

				{

					iFiles.Add( aFileName.ToLower(), aFileName );

				}

			}

		}

		public void Remove( string aFileName )

		{

			bool isPresent = IsPresent( aFileName );

			if	( isPresent == false )

			{

				iFiles.Remove( aFileName.ToLower() );

			}

		}

		public bool IsPresent( string aFileName )

		{

			bool isPresent = iFiles.ContainsKey( aFileName.ToLower() );

			return isPresent;

		}

		#endregion

		#region Properties

		public int Count

		{

			get { return iFiles.Count; }

		}

		public string this[ int aIndex ]

		{

			get

			{

				String[] keys = new String[ iFiles.Count ];

				iFiles.Keys.CopyTo( keys, 0 );

				//

				string key = keys[ aIndex];

				string file = iFiles[ key ];

				//

				return file;

			}

		}

		#endregion

		#region Internal methods

		#endregion

		#region Data members

		private StringDictionary iFiles = new StringDictionary();

		#endregion

	}

}