/**
 * @file
 * $Id$
 * $Revision$
 * $Author$
 * $Date$
 *
 * This file is a part of The iWear Framework.
 * In particular is this file a part of the Framework Context Library
 *
 * The iWear Framework is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by the
 * Free Software Foundation as in version 2 of the License.

 * 
 * The iWear Framework 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 General Public License for
 * more details.
 * 
 * You should have received a copy of the GNU General Public License along with
 * The iWear Framework; if not, write to the Free Software Foundation, Inc., 59
 * Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#include <iwear-context/contextobject.h>

namespace iwear{
namespace context{

    void ContextObject::add_parent(ContextObject* parent){
	map<const string, ContextObject*>::iterator pos 
	    = parents.find(parent->get_name());
	if(pos != parents.end()){
	    return;
	}	
	parents.insert(pair<const string, 
		       ContextObject*>(parent->get_name(), parent)
	);
    }

    void ContextObject::remove_parent(const string& name){
	map<const string, ContextObject*>::iterator pos 
	    = parents.find(name);
	if(pos == parents.end()){
	    return;
	}
	parents.erase(pos);
    }

} // namespace context
} // namespace iwear