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treekey.h

/******************************************************************************
 *  versekey.h - code for class 'versekey'- a standard Biblical verse key
 *
 * $Id: treekey_8h-source.html,v 1.5 2002/10/31 11:30:16 joachim Exp $
 *
 * Copyright 1998 CrossWire Bible Society (http://www.crosswire.org)
 *      CrossWire Bible Society
 *      P. O. Box 2528
 *      Tempe, AZ  85280-2528
 *
 * 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 version 2.
 *
 * 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.
 *
 */


#ifndef TREEKEY_H
#define TREEKEY_H

#include <swkey.h>
#include <swmacs.h>

#include <defs.h>

SWORD_NAMESPACE_START

class SWDLLEXPORT TreeKey : public SWKey {
        static SWClass classdef;
        void init();

public:
//      TreeKey (const char *ikey = 0);
//      TreeKey (const SWKey * ikey);
//      TreeKey (TreeKey const &k);
        TreeKey () { init(); };
        ~TreeKey () {};


        virtual const char *getLocalName() = 0;
        virtual const char *setLocalName(const char *) = 0;

        virtual const char *getUserData(int *size = 0) = 0;
        virtual void setUserData(const char *userData, int size = 0) = 0;

        virtual const char *getFullName() const = 0;

        virtual void root() = 0;
        virtual bool parent() = 0;

        virtual bool firstChild() = 0;
        virtual bool nextSibling() = 0;
        virtual bool previousSibling() = 0;

        virtual bool hasChildren() = 0;

        virtual void append() = 0;
        virtual void appendChild() = 0;
        virtual void insertBefore() = 0;

        virtual void remove() = 0;

        virtual void setOffset(unsigned long offset) = 0;
        virtual unsigned long getOffset() const = 0;

        virtual void setText(const char *ikey) = 0;
        virtual void setPosition(SW_POSITION p) = 0;
        virtual const char *getText() const = 0;
        virtual int compare(const SWKey &ikey) = 0;
        virtual void decrement(int steps = 1) = 0;
        virtual void increment(int steps = 1) = 0;
        virtual char Traversable () { return 1; }
        virtual long Index () const { return getOffset(); }
        virtual long Index (long iindex) { setOffset(iindex); return getOffset(); }

        SWKEY_OPERATORS

        };

SWORD_NAMESPACE_END
#endif

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