/*
 * PVVMUD a 3D MUD
 * Copyright (C) 1998-1999  Programvareverkstedet (pvv@pvv.org)
 *
 * 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 _OBJECTLIST_H
#define _OBJECTLIST_H

#include "object.H"

class CObjectListItem {
  CObjectListItem *m_next,*m_prev;
  CObject * m_object;

public:
  CObjectListItem();
  CObjectListItem(CObject * item);

  void setObject(CObject * object);
  CObject * getObject();

  void setNext(CObjectListItem * next);
  CObjectListItem * getNext();
  void setPrev(CObjectListItem * prev);
  CObjectListItem * getPrev();

};

class CObjectList : public CObject {
  CObjectListItem *m_first, *m_last;
public:
  CObjectList();
  virtual ~CObjectList();
  void deleteList();       /* Delete all list items */
  void deleteAll();        /* Delete all list items and objects */
  CObjectListItem * addFirst(CObject * obj);
  CObjectListItem * addLast(CObject * obj);
  CObjectListItem * removeFirst();
  CObjectListItem * removeLast();
  CObjectListItem * getFirst();
  CObjectListItem * getLast();
  void remove(CObject * obj);
//  CObjectListItem * getNext(CObjectListItem * objListItem);
  CObjectListItem * getItem(int index);
  int getNumItems();
};

#endif /* _OBJECTLIST_H */