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identstrings.h
Go to the documentation of this file.00001 /* 00002 Copyright (C) 2004 by Jorrit Tyberghein 00003 (C) 2004 by Frank Richter 00004 00005 This library is free software; you can redistribute it and/or 00006 modify it under the terms of the GNU Library General Public 00007 License as published by the Free Software Foundation; either 00008 version 2 of the License, or (at your option) any later version. 00009 00010 This library is distributed in the hope that it will be useful, 00011 but WITHOUT ANY WARRANTY; without even the implied warranty of 00012 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 00013 Library General Public License for more details. 00014 00015 You should have received a copy of the GNU Library General Public 00016 License along with this library; if not, write to the Free 00017 Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 00018 */ 00019 00020 #ifndef __CS_CSTOOL_IDENTSTRINGS_H__ 00021 #define __CS_CSTOOL_IDENTSTRINGS_H__ 00022 00030 class csIdentStrings 00031 { 00032 public: 00033 struct csIdentString 00034 { 00035 int ident; 00036 const char* str; 00037 }; 00038 protected: 00039 const csIdentString* strings; 00040 size_t stringCount; 00041 public: 00042 csIdentStrings (const csIdentString* str, size_t cnt) : 00043 strings(str), stringCount(cnt) { } 00045 const char* StringForIdent (int ident) 00046 { 00047 size_t l = 0, r = stringCount; 00048 while (l < r) 00049 { 00050 size_t m = (l+r) / 2; 00051 if (strings[m].ident == ident) 00052 { 00053 return strings[m].str; 00054 } 00055 else if (strings[m].ident < ident) 00056 { 00057 l = m + 1; 00058 } 00059 else 00060 { 00061 r = m; 00062 } 00063 } 00064 return 0; 00065 } 00066 }; 00067 00084 #define CS_IDENT_STRING_LIST(ListName) \ 00085 static csIdentStrings::csIdentString ListName##_strings[] = { 00086 00090 #define CS_IDENT_STRING(Ident) {Ident, #Ident}, 00091 00095 #define CS_IDENT_STRING_EXPLICIT(Ident, Str) {Ident, str}, 00096 00099 #define CS_IDENT_STRING_LIST_END(ListName) \ 00100 {0, 0} \ 00101 }; \ 00102 static csIdentStrings ListName (ListName##_strings, \ 00103 (sizeof (ListName##_strings) / sizeof (csIdentStrings::csIdentString)) - 1); 00104 00105 #endif // __CS_CSTOOL_IDENTSTRINGS_H__
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