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 // Define another string class.
  12 // While it would be 'better' to use std::string, that doubles the executable size.
  13
  14 inline char *StringDup(const char *s) {
  15         if (!s)
  16                 return 0;
  17         char *sNew = new char[strlen(s) + 1];
  18         if (sNew)
  19                 strcpy(sNew, s);
  20         return sNew;
  21 }
  22
  23 class SString {
  24         char *s;
  25 public:
  26         SString() {
  27                 s = 0;
  28         }
  29         SString(const SString &source) {
  30                 s = StringDup(source.s);
  31         }
  32         SString(const char *s_) {
  33                 s = StringDup(s_);
  34         }
  35         SString(int i) {
  36                 char number[100];
  37                 sprintf(number, "%0d", i);
  38                 //itoa(i, number, 10);
  39                 s = StringDup(number);
  40         }
  41         ~SString() {
  42                 delete []s;
  43                 s = 0;
  44         }
  45         SString &operator=(const SString &source) {
  46                 if (this != &source) {
  47                         delete []s;
  48                         s = StringDup(source.s);
  49                 }
  50                 return *this;
  51         }
  52         bool operator==(const SString &other) const {
  53                 if ((s == 0) && (other.s == 0))
  54                         return true;
  55                 if ((s == 0) || (other.s == 0))
  56                         return false;
  57                 return strcmp(s, other.s) == 0;
  58         }
  59         bool operator==(const char *sother) const {
  60                 if ((s == 0) && (sother == 0))
  61                         return true;
  62                 if ((s == 0) || (sother == 0))
  63                         return false;
  64                 return strcmp(s, sother) == 0;
  65         }
  66         const char *c_str() const {
  67                 if (s)
  68                         return s;
  69                 else
  70                         return "";
  71         }
  72         int length() const {
  73                 if (s)
  74                         return strlen(s);
  75                 else
  76                         return 0;
  77         }
  78         char operator[](int i) {
  79                 if (s)
  80                         return s[i];
  81                 else
  82                         return '\0';
  83         }
  84         SString &operator +=(const char *sother) {
  85                 int len = length();
  86                 int lenOther = strlen(sother);
  87                 char *sNew = new char[len + lenOther + 1];
  88                 if (sNew) {
  89                         if (s)
  90                                 memcpy(sNew, s, len);
  91                         memcpy(sNew + len, sother, lenOther);
  92                         sNew[len + lenOther] = '\0';
  93                         delete []s;
  94                         s = sNew;
  95                 }
  96                 return *this;
  97         }
  98         int value() {
  99                 if (s)
 100                         return atoi(s);
 101                 else
 102                         return 0;
 103         }
 104 };
 105
 106 class PropSet {
 107 private:
 108         char **vals;
 109         int size;
 110         int used;
 111 public:
 112         PropSet *superPS;
 113         PropSet();
 114         ~PropSet();
 115         void EnsureCanAddEntry();
 116         void Set(const char *key, const char *val);
 117         void Set(char *keyval);
 118         SString Get(const char *key);
 119         int GetInt(const char *key, int defaultValue=0);
 120         SString GetWild(const char *keybase, const char *filename);
 121         SString GetNewExpand(const char *keybase, const char *filename);
 122         void Clear();
 123         void ReadFromMemory(const char *data, int len);
 124         void Read(const char *filename);
 125 };
 126
 127 // This is a fixed length list of strings suitable for display  in combo boxes
 128 // as a memory of user entries
 129 template<int sz>
 130 class EntryMemory {
 131         SString entries[sz];
 132 public:
 133         void Insert(SString s) {
 134                 for (int i=0;i<sz;i++) {
 135                         if (entries[i] == s) {
 136                                 for (int j=i;j>0;j--) {
 137                                         entries[j] = entries[j-1];
 138                                 }
 139                                 entries[0] = s;
 140                                 return;
 141                         }
 142                 }
 143                 for (int k=sz-1;k>0;k--) {
 144                         entries[k] = entries[k-1];
 145                 }
 146                 entries[0] = s;
 147         }
 148         int Length() const {
 149                 int len = 0;
 150                 for (int i=0;i<sz;i++)
 151                         if (entries[i].length())
 152                                 len++;
 153                 return len;
 154         }
 155         SString At(int n) const {
 156                 return entries[n];
 157         }
 158 };
 159
 160 class WordList {
 161 public:
 162         // Each word contains at least one character - a empty word acts as sentinal at the end.
 163         char **words;
 164         char *list;
 165         int len;
 166         bool onlyLineEnds;      // Delimited by any white space or only line ends
 167         int starts[256];
 168         WordList(bool onlyLineEnds_ = false) :
 169                 words(0), list(0), len(0), onlyLineEnds(onlyLineEnds_) {}
 170         ~WordList() { Clear(); }
 171         operator bool() { return list; }
 172         const char *operator[](int ind) { return words[ind]; }
 173         void Clear();
 174         void Set(const char *s);
 175         char *Allocate(int size);
 176         void SetFromAllocated();
 177         bool InList(const char *s);
 178 };
 179
 180 #endif