// This file is part of PUMA.
// Copyright (C) 1999-2003  The PUMA developer team.
//                                                                
// This program 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; either version 2 of 
// the License, or (at your option) any later version.            
//                                                                
// This program 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 this program; if not, write to the Free     
// Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, 
// MA  02111-1307  USA                                            

#ifndef __Instantiation_Token_Source__
#define __Instantiation_Token_Source__

#include "Puma/TokenSource.h"

namespace Puma {


class Token;
class CT_Token;
class CTree;

class InstantiationTokenSource : public TokenSource {
  CTree* _root;
  CTree* _current;
  bool _first;
  bool _detected_delayed_parse_node;

private:
  CTree *findToken(CTree* node);

public:
  InstantiationTokenSource(CTree* root);
  ~InstantiationTokenSource() {}

  Token *next();

  CTree *root() const { return _root; }
  CTree *node() const { return _current; }
  bool detectedDelayedParseNode () const { return _detected_delayed_parse_node; }
};


} // namespace Puma

#endif /* __Instantiation_Token_Source__ */
