/*
 * Copyright (c) 1995, 1996 Gunther Schadow.  All rights reserved.
 *
 * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
 */

#ifndef PG_COMPOSITE_H_
#define PG_COMPOSITE_H_

#include <pg_config.h>

#pragma interface

#include <Type.h>
#include <DataTypeCode.h>
#include <iostream.h>

class Composite : public Type
{
 public:
  virtual void unset();
  virtual void nullify();
  virtual bool OK() const;
  virtual bool commit();

  virtual result input(istream&);
  virtual void   output(ostream&) const;

 protected:
  struct itemdesc {
    Type Composite::* memberp;
    const char *name;
  };

  Composite(DataTypeCode::Value type, int noitems, itemdesc *itemtab);

 private:
  int noitems;
  itemdesc *itemtab;
};

#ifndef OUTLINE
# include "Composite.icc"
#endif

#endif /* !PG_COMPOSITE_H_ */