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SbDict.h

00001 #ifndef COIN_SBDICT_H
00002 #define COIN_SBDICT_H
00003 
00004 /**************************************************************************\
00005  *
00006  *  This file is part of the Coin 3D visualization library.
00007  *  Copyright (C) 1998-2007 by Systems in Motion.  All rights reserved.
00008  *
00009  *  This library is free software; you can redistribute it and/or
00010  *  modify it under the terms of the GNU General Public License
00011  *  ("GPL") version 2 as published by the Free Software Foundation.
00012  *  See the file LICENSE.GPL at the root directory of this source
00013  *  distribution for additional information about the GNU GPL.
00014  *
00015  *  For using Coin with software that can not be combined with the GNU
00016  *  GPL, and for taking advantage of the additional benefits of our
00017  *  support services, please contact Systems in Motion about acquiring
00018  *  a Coin Professional Edition License.
00019  *
00020  *  See http://www.coin3d.org/ for more information.
00021  *
00022  *  Systems in Motion, Postboks 1283, Pirsenteret, 7462 Trondheim, NORWAY.
00023  *  http://www.sim.no/  sales@sim.no  coin-support@coin3d.org
00024  *
00025 \**************************************************************************/
00026 
00027 // *************************************************************************
00028 
00029 // Internally, we should use the SbHash template class, since it
00030 // provides a better interface than SbDict, and since the interface of
00031 // SbDict has issues on 64-bit platforms when keeping strict
00032 // compatibility with the original SbDict of SGI Inventor.
00033 
00034 #if defined(COIN_INTERNAL) && !defined(COIN_ALLOW_SBDICT)
00035 #error prefer SbHash over SbDict for internal code
00036 #endif // COIN_INTERNAL
00037 
00038 // *************************************************************************
00039 
00040 #include <stddef.h>
00041 #include <Inventor/SbBasic.h>
00042 
00043 class SbPList;
00044 
00045 // *************************************************************************
00046 
00047 class COIN_DLL_API SbDict {
00048 public:
00049   SbDict(const int entries = 251);
00050   SbDict(const SbDict & from);
00051   ~SbDict();
00052 
00053   SbDict & operator=(const SbDict & from);
00054 
00055   typedef unsigned long Key;
00056 
00057   void applyToAll(void (* rtn)(Key key, void * value)) const;
00058   void applyToAll(void (* rtn)(Key key, void * value, void * data),
00059                   void * data) const;
00060   void clear(void);
00061 
00062   SbBool enter(const Key key, void * const value);
00063   SbBool find(const Key key, void *& value) const;
00064   void makePList(SbPList & keys, SbPList & values);
00065   SbBool remove(const Key key);
00066 
00067   void setHashingFunction(Key (*func)(const Key key));
00068 
00069 private:
00070   struct cc_hash * hashtable;
00071   static void copyval(Key key, void * value, void * data);
00072 };
00073 
00074 // *************************************************************************
00075 
00076 #endif // !COIN_SBDICT_H

Copyright © 1998-2007 by Systems in Motion AS. All rights reserved.

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