#ifndef NDBOOLSWITCH_H
#define NDBOOLSWITCH_H

/**
 * $LicenseInfo:firstyear=2013&license=fsviewerlgpl$
 * Phoenix Firestorm Viewer Source Code
 * Copyright (C) 2013, Nicky Dasmijn
 *
 * This library is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation;
 * version 2.1 of the License only.
 *
 * This library is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with this library; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301  USA
 *
 * The Phoenix Firestorm Project, Inc., 1831 Oakwood Drive, Fairmont, Minnesota 56031-3225 USA
 * http://www.firestormviewer.org
 * $/LicenseInfo$
 */

namespace nd
{
	namespace utils
	{
		class boolSwitch
		{
			bool *mLocation;
			bool mOriginalValue;
			bool mNeedsReset;
		public:
			boolSwitch( bool *aLocation, bool aValue )
				: mLocation( aLocation )
				, mNeedsReset( false )
			{
				if( mLocation )
				{
					mOriginalValue = *mLocation;
					mNeedsReset = true;
					*mLocation = aValue;
				}
			}

			~boolSwitch( )
			{
				reset();
			}

			void reset()
			{
				if( mLocation && mNeedsReset )
					*mLocation = mOriginalValue;

				mNeedsReset = false;
			}

		};
	}
}

#endif

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