/*

* 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 SymbianTree;

using SymBuildParsingLib.Utils;

using SymBuildParsingLib.Tree;

using SymBuildParsingLib.Common.Objects;

using SymBuildParsingLib.Parser.Framework.Parser;

namespace SymBuildParsingLib.Parser.Framework.Parser

{

	public class SymParserWaiter

	{

		#region Constructors & destructor

		public SymParserWaiter( SymParserBase aParser )

		{

			iParser = aParser;

			//

			iParser.ParserObservers += new SymBuildParsingLib.Parser.Framework.Parser.SymParserBase.ParserObserver( HandleParserEvent );

		}

		#endregion

		#region API

		public void Wait()

		{

			iSemaphore.Wait();

		}

		#endregion

		#region Parser event handler

		private void HandleParserEvent(SymParserBase aParser, SymBuildParsingLib.Parser.Framework.Parser.SymParserBase.TEvent aEvent)

		{

			if	( aEvent == SymParserBase.TEvent.EEventParsingComplete )

			{

				iSemaphore.Signal();

			}

		}

		#endregion

		#region Data members

		private readonly SymParserBase iParser;

		private SymSemaphore iSemaphore = new SymSemaphore( 0, 1 );

		#endregion

	}

}