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strset.h

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00001 /*
00002     Copyright (C) 2001 by Martin Geisse <mgeisse@gmx.net>
00003 
00004     This library is free software; you can redistribute it and/or
00005     modify it under the terms of the GNU Library General Public
00006     License as published by the Free Software Foundation; either
00007     version 2 of the License, or (at your option) any later version.
00008 
00009     This library is distributed in the hope that it will be useful,
00010     but WITHOUT ANY WARRANTY; without even the implied warranty of
00011     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
00012     Library General Public License for more details.
00013 
00014     You should have received a copy of the GNU Library General Public
00015     License along with this library; if not, write to the Free
00016     Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
00017 */
00018 
00019 #ifndef __CS_STRSET_H__
00020 #define __CS_STRSET_H__
00021 
00022 #include "csextern.h"
00023 #include "strhash.h"
00024 
00028 class csStringSet;
00029 
00035 class CS_CSUTIL_EXPORT csStringSetIterator
00036 {
00037   friend class csStringSet;
00038 
00039 private:
00040   csStringHashIterator* hashIt;
00041 
00042 public:
00043 
00049   csStringSetIterator (csStringSet* hash);
00050 
00052   bool HasNext ();
00054   csStringID Next ();
00055 };
00056 
00063 class CS_CSUTIL_EXPORT csStringSet
00064 {
00065   friend class csStringSetIterator;
00066 
00067   csStringHash Registry;
00068   csHash<const char*, csStringID> reverse_mapping; // ID to string mapping.
00069   csStringID IDCounter;
00070 public:
00072   csStringSet (int size = 23);
00074   ~csStringSet ();
00075 
00080   csStringID Request (const char*);
00081 
00086   char const* Request (csStringID) const;
00087 
00091   bool Contains(char const*) const;
00092 
00097   void Clear ();
00098 };
00099 
00100 #endif // __CS_STRSET_H__

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