CTR_List.h

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/*
 * ***** BEGIN GPL LICENSE BLOCK *****
 *
 * 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
 *
 * The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
 * All rights reserved.
 *
 * The Original Code is: all of this file.
 *
 * Contributor(s): none yet.
 *
 * ***** END GPL LICENSE BLOCK *****
 */

#ifndef CTR_LIST_H
#define CTR_LIST_H

class CTR_Link {
public:
    CTR_Link(
    ) ;

    CTR_Link(
        CTR_Link *next,
        CTR_Link *prev
    ) ;

        CTR_Link *
    getNext(
    ) const ;

        CTR_Link *
    getPrev(
    ) const ;

        bool 
    isHead(
    ) const ;

        bool 
    isTail(
    ) const ;

        void 
    insertBefore(
        CTR_Link *link
    ) ;

        void 
    insertAfter(
        CTR_Link *link
    ) ;

        void 
    remove(
    ) ;

private:  
    CTR_Link  *m_next;
    CTR_Link  *m_prev;
};

class CTR_List {
public:

    CTR_List(
    ) ;

        CTR_Link *
    getHead(
    ) const ;
 
        CTR_Link *
    getTail(
    ) const ;

        void 
    addHead(
        CTR_Link *link
    ) ;

        void 
    addTail(
        CTR_Link *link
    ) ;

private:
    CTR_Link m_head;
    CTR_Link m_tail;
};

#endif