contrib/src/stc/scintilla/include/PropSet.h

   1 // SciTE - Scintilla based Text Editor
   2 // PropSet.h - a java style properties file module
   3 // Copyright 1998-2000 by Neil Hodgson <neilh@scintilla.org>
   4 // The License.txt file describes the conditions under which this software may be distributed.
   5
   6 #ifndef PROPSET_H
   7 #define PROPSET_H
   8
   9 bool EqualCaseInsensitive(const char *a, const char *b);
  10
  11 #if PLAT_WIN
  12 #define strcasecmp  stricmp
  13 #define strncasecmp strnicmp
  14 #endif
  15
  16 #ifdef __WXMSW__
  17 #define strcasecmp  stricmp
  18 #define strncasecmp strnicmp
  19 #endif
  20
  21 // Define another string class.
  22 // While it would be 'better' to use std::string, that doubles the executable size.
  23
  24 inline char *StringDup(const char *s, int len=-1) {
  25         if (!s)
  26                 return 0;
  27         if (len == -1)
  28                 len = strlen(s);
  29         char *sNew = new char[len + 1];
  30         if (sNew) {
  31                 strncpy(sNew, s, len);
  32                 sNew[len] = '\0';
  33         }
  34         return sNew;
  35 }
  36
  37 class SString {
  38         char *s;
  39         int ssize;
  40 public:
  41         typedef const char* const_iterator;
  42         typedef int size_type;
  43         static size_type npos;
  44         const char* begin(void) const {
  45                 return s;
  46         }
  47         const char* end(void) const {
  48                 return &s[ssize];
  49         }
  50         size_type size(void) const {
  51                 if (s)
  52                         return ssize;
  53                 else
  54                         return 0;
  55         }
  56         SString &assign(const char* sother, int size_ = -1) {
  57                 char *t = s;
  58                 s = StringDup(sother,size_);
  59                 ssize = (s) ? strlen(s) : 0;
  60                 delete []t;
  61                 return *this;
  62         }
  63         SString &assign(const SString& sother, int size_ = -1) {
  64                 return assign(sother.s,size_);
  65         }
  66         SString &assign(const_iterator ibeg, const_iterator iend) {
  67                 return assign(ibeg,iend - ibeg);
  68         }
  69         SString() {
  70                 s = 0;
  71                 ssize = 0;
  72         }
  73         SString(const SString &source) {
  74                 s = StringDup(source.s);
  75                 ssize = (s) ? strlen(s) : 0;
  76         }
  77         SString(const char *s_) {
  78                 s = StringDup(s_);
  79                 ssize = (s) ? strlen(s) : 0;
  80         }
  81         SString(int i) {
  82                 char number[100];
  83                 sprintf(number, "%0d", i);
  84                 s = StringDup(number);
  85                 ssize = (s) ? strlen(s) : 0;
  86         }
  87         ~SString() {
  88                 delete []s;
  89                 s = 0;
  90                 ssize = 0;
  91         }
  92         SString &operator=(const SString &source) {
  93                 if (this != &source) {
  94                         delete []s;
  95                         s = StringDup(source.s);
  96                         ssize = (s) ? strlen(s) : 0;
  97                 }
  98                 return *this;
  99         }
 100         bool operator==(const SString &other) const {
 101                 if ((s == 0) && (other.s == 0))
 102                         return true;
 103                 if ((s == 0) || (other.s == 0))
 104                         return false;
 105                 return strcmp(s, other.s) == 0;
 106         }
 107         bool operator!=(const SString &other) const {
 108                 return !operator==(other);
 109         }
 110         bool operator==(const char *sother) const {
 111                 if ((s == 0) && (sother == 0))
 112                         return true;
 113                 if ((s == 0) || (sother == 0))
 114                         return false;
 115                 return strcmp(s, sother) == 0;
 116         }
 117         bool operator!=(const char *sother) const {
 118                 return !operator==(sother);
 119         }
 120         const char *c_str() const {
 121                 if (s)
 122                         return s;
 123                 else
 124                         return "";
 125         }
 126         int length() const {
 127                 if (s)
 128                         return strlen(s);
 129                 else
 130                         return 0;
 131         }
 132         char operator[](int i) const {
 133                 if (s)
 134                         return s[i];
 135                 else
 136                         return '\0';
 137         }
 138         SString &operator +=(const char *sother) {
 139                 return append(sother,-1);
 140         }
 141         SString &operator +=(const SString &sother) {
 142                 return append(sother.s,sother.ssize);
 143         }
 144         SString &operator +=(char ch) {
 145                 return append(&ch,1);
 146         }
 147         SString &append(const char* sother, int lenOther) {
 148                 int len = length();
 149                 if(lenOther < 0)
 150                         lenOther = strlen(sother);
 151                 char *sNew = new char[len + lenOther + 1];
 152                 if (sNew) {
 153                         if (s)
 154                                 memcpy(sNew, s, len);
 155                         strncpy(&sNew[len], sother, lenOther);
 156                         sNew[len + lenOther] = '\0';
 157                         delete []s;
 158                         s = sNew;
 159                         ssize = (s) ? strlen(s) : 0;
 160                 }
 161                 return *this;
 162         }
 163         int value() const {
 164                 if (s)
 165                         return atoi(s);
 166                 else
 167                         return 0;
 168         }
 169         void substitute(char find, char replace) {
 170                 char *t = s;
 171                 while (t) {
 172                         t = strchr(t, find);
 173                         if (t)
 174                                 *t = replace;
 175                 }
 176         }
 177         // I don't think this really belongs here -- Neil
 178         void correctPath() {
 179 #ifdef unix
 180                 substitute('\\', '/');
 181 #else
 182                 substitute('/', '\\');
 183 #endif
 184         }
 185 };
 186
 187 struct Property {
 188         unsigned int hash;
 189         char *key;
 190         char *val;
 191         Property *next;
 192         Property() : hash(0), key(0), val(0), next(0) {}
 193 };
 194
 195 class PropSet {
 196 private:
 197         enum { hashRoots=31 };
 198         Property *props[hashRoots];
 199 public:
 200         PropSet *superPS;
 201         PropSet();
 202         ~PropSet();
 203         void Set(const char *key, const char *val);
 204         void Set(char *keyval);
 205         SString Get(const char *key);
 206         SString GetExpanded(const char *key);
 207         SString Expand(const char *withvars);
 208         int GetInt(const char *key, int defaultValue=0);
 209         SString GetWild(const char *keybase, const char *filename);
 210         SString GetNewExpand(const char *keybase, const char *filename);
 211         void Clear();
 212         void ReadFromMemory(const char *data, int len, const char *directoryForImports=0);
 213         void Read(const char *filename, const char *directoryForImports);
 214 };
 215
 216 class WordList {
 217 public:
 218         // Each word contains at least one character - a empty word acts as sentinal at the end.
 219         char **words;
 220         char **wordsNoCase;
 221         char *list;
 222         int len;
 223         bool onlyLineEnds;      // Delimited by any white space or only line ends
 224         bool sorted;
 225         int starts[256];
 226         WordList(bool onlyLineEnds_ = false) :
 227                 words(0), wordsNoCase(0), list(0), len(0), onlyLineEnds(onlyLineEnds_), sorted(false) {}
 228         ~WordList() { Clear(); }
 229         operator bool() { return words ? true : false; }
 230         const char *operator[](int ind) { return words[ind]; }
 231         void Clear();
 232         void Set(const char *s);
 233         char *Allocate(int size);
 234         void SetFromAllocated();
 235         bool InList(const char *s);
 236         const char *GetNearestWord(const char *wordStart, int searchLen = -1, bool ignoreCase = false);
 237         char *GetNearestWords(const char *wordStart, int searchLen = -1, bool ignoreCase = false);
 238 };
 239
 240 inline bool nonFuncChar(char ch) {
 241         return strchr("\t\n\r !\"#$%&'()*+,-./:;<=>?@[\\]^`{|}~", ch) != NULL;
 242 }
 243
 244 #endif