scintilla/StyleContext.cxx

   1 // Scintilla source code edit control
   2 /** @file StyleContext.cxx
   3  ** Lexer infrastructure.
   4  **/
   5 // Copyright 1998-2004 by Neil Hodgson <neilh@scintilla.org>
   6 // This file is in the public domain.
   7
   8 #include <stdlib.h>
   9 #include <string.h>
  10 #include <ctype.h>
  11 #include <stdio.h>
  12
  13 #include "Platform.h"
  14
  15 #include "PropSet.h"
  16 #include "Accessor.h"
  17 #include "StyleContext.h"
  18
  19 static void getRange(unsigned int start,
  20                 unsigned int end,
  21                 Accessor &styler,
  22                 char *s,
  23                 unsigned int len) {
  24         unsigned int i = 0;
  25         while ((i < end - start + 1) && (i < len-1)) {
  26                 s[i] = styler[start + i];
  27                 i++;
  28         }
  29         s[i] = '\0';
  30 }
  31
  32 void StyleContext::GetCurrent(char *s, unsigned int len) {
  33         getRange(styler.GetStartSegment(), currentPos - 1, styler, s, len);
  34 }
  35
  36 static void getRangeLowered(unsigned int start,
  37                 unsigned int end,
  38                 Accessor &styler,
  39                 char *s,
  40                 unsigned int len) {
  41         unsigned int i = 0;
  42         while ((i < end - start + 1) && (i < len-1)) {
  43                 s[i] = static_cast<char>(tolower(styler[start + i]));
  44                 i++;
  45         }
  46         s[i] = '\0';
  47 }
  48
  49 void StyleContext::GetCurrentLowered(char *s, unsigned int len) {
  50         getRangeLowered(styler.GetStartSegment(), currentPos - 1, styler, s, len);
  51 }