_EXPORT bool Balance(CLanguageProxy& proxy, int32& start, int32& end)
{
bool in = false;
const char *txt = proxy.Text(), *st;
int32 size = proxy.Size();
if (start < 0 || start > end || end > size)
return false;
st = txt + start;
while (txt < st)
{
const char *t = in ? skip_in(txt + 1) : skip_out(txt + 1);
in = !in;
if (*t && t > st)
{
start = txt - proxy.Text() + 1;
end = t - proxy.Text();
return true;
}
txt = t;
}
return false;
} /* Balance */
_EXPORT int32 FindNextWord(const CLanguageProxy& proxy)
{
int32 mark = 0, i = 0;
int32 unicode, state, len;
const char *txt = proxy.Text();
state = 1;
while (state && i < proxy.Size())
{
proxy.CharInfo(txt + i, unicode, len);
if (proxy.isspace_uc(unicode))
{
state = 0;
}
else
{
mark = i + len - 1;
}
i += len;
}
return mark;
} /* FindNextWord */
int32 FindNextWord(const CLanguageProxy& proxy)
{
int32 mark = 0, i = 0;
int32 unicode, state, len;
state = 1;
while (state > 0 && i < proxy.Size())
{
proxy.CharInfo(proxy.Text() + i, unicode, len);
int cl = 0;
if (unicode == '\n')
cl = 3;
else if (proxy.isspace_uc(unicode))
cl = 2;
else if (proxy.isalnum_uc(unicode))
cl = 4;
else
switch (unicode)
{
case 160:
case 8199:
case 8209:
cl = 1;
break;
case '&':
case '*':
case '+':
case '-':
// case '/':
// case '<':
case '=':
// case '>':
case '\\':
case '^':
case '|':
cl = 5;
break;
default:
cl = 4;
}
unsigned char t = kWordWrapTable[(state - 1) * 6 + cl];
state = t & 0x7f;
if (t & 0x80)
mark = i + len - 1;
i += len;
}
return mark;
} /* FindNextWord */
void add_to_popup(const char* name, PopupList &pul, CLanguageProxy& proxy)
{
if (pul.size() > 0)
{
proxy.AddSeparator(name);
for (uint i=0; i<pul.size(); i++)
{
proxy.AddFunction(pul[i].label.String(), pul[i].text.String(),
pul[i].position - proxy.Text(), pul[i].italic);
}
}
}
// ColorLine
_EXPORT
void
ColorLine(CLanguageProxy& proxy, int32& /*state*/)
{
if (strncmp(proxy.Text(), "diff", 4) == 0
|| strncmp(proxy.Text(), "@@", 2) == 0) {
proxy.SetColor(0, kColorComment1);
} else if (*proxy.Text() == '-' || *proxy.Text() == '<') {
proxy.SetColor(0, kColorError1);
} else if (*proxy.Text() == '+' || *proxy.Text() == '>') {
proxy.SetColor(0, kColorString1);
} else
proxy.SetColor(0, kColorText);
}
void ScanForFunctions(CLanguageProxy& proxy)
{
const char *text = proxy.Text(), *max = text + proxy.Size();
if (*max != 0) return;
while (text < max)
{
text = comment(text);
switch (*text++)
{
case 'c':
case 'C':
if (!strncasecmp(text, "onstructor", 10)) text = parseFunction(text + 10, proxy);
break;
case 'd':
case 'D':
if (!strncasecmp(text, "estructor", 9)) text = parseFunction(text + 9, proxy);
break;
case 'f':
case 'F':
if (!strncasecmp(text, "unction", 7))
text = parseFunction(text + 7, proxy);
break;
case 'p':
case 'P':
if (!strncasecmp(text, "rocedure", 8))
text = parseFunction(text + 8, proxy);
break;
case 'u':
case 'U':
if (!strncasecmp(text, "ses", 3)) text = parseUses(text + 3, proxy);
break;
}
}
}
void ScanForFunctions(CLanguageProxy& proxy)
{
const char *text = proxy.Text(), *max = text + proxy.Size();
if (*max != 0)
return;
while (text < max)
{
text = skip(text, '<');
text = skip_white(text);
switch (toupper(*text))
{
case 0:
return;
case 'A':
if (isspace(*++text))
text = Anchor(text, proxy);
else
text = skip_nc(text, '>');
break;
case 'H':
if (*++text >= '1' && *text <= '6')
{
text = Heading(text, proxy);
}
else
text = skip_nc(text, '>');
break;
case 'S':
if (strncasecmp(text, "SCRIPT", 6) == 0)
text = JavaScript(text, proxy);
break;
default:
text = skip_nc(text + 1, '>');
break;
}
}
} /* ScanForFunctions */
void ScanForFunctions(CLanguageProxy& proxy)
{
const char* text = proxy.Text(), *max = text + proxy.Size();
char* scope = (char*)"file";
if (*max != 0)
return;
while (text < max)
{
text = comment(text, false);
switch (*text)
{
case 0:
return;
case '\'':
text = skip(text + 1, '\'');
break;
case '"':
text = skip(text + 1, '"');
break;
case '(':
case '{':
case '[':
text = parens(text + 1, *text);
break;
case '#':
text = preprocessor(text + 1, proxy);
break;
default:
if (isidentf(*text))
text = ident(text, proxy, scope);
else
text++;
break;
}
}
} /* ScanForFunctions */
// ScanForFunctions
_EXPORT
void
ScanForFunctions(CLanguageProxy& proxy)
{
const char* text = proxy.Text();
for(const char* pos = text; pos != NULL; ) {
if (strncmp(pos, "--- ", 4) == 0 && !isdigit(*(pos+4))) {
const char* displayPos = pos + 4;
// skip to filename
const char* lineEnd = strchr(pos, '\n');
if (!lineEnd)
lineEnd = pos + strlen(pos);
const char* tabPos = strchr(pos, '\t');
if (tabPos && tabPos < lineEnd)
// cut line off at tab, in order to drop the date following the filename
lineEnd = tabPos;
BString matchLine(pos, lineEnd-pos);
BString displayLine(displayPos, lineEnd-displayPos);
proxy.SetNestLevel(0);
proxy.AddFunction(displayLine.String(), matchLine.String(), pos-text, false);
} else if (strncmp(pos, "@@", 2) == 0
|| (strncmp(pos, "--- ", 4) == 0 && isdigit(*(pos+4)))) {
const char* displayPos = pos + 2;
// skip over "@@" or "--"
const char* lineEnd = strchr(pos, '\n');
if (!lineEnd)
lineEnd = pos + strlen(pos);
BString matchLine(pos, lineEnd-pos);
BString displayLine(displayPos, lineEnd-2-displayPos);
// -2 in order to skip back over '@@'
proxy.SetNestLevel(1);
proxy.AddFunction(displayLine.String(), matchLine.String(), pos-text, false);
}
if ((pos = strchr(pos+1, '\n')) != NULL)
pos++;
}
}
_EXPORT void ColorLine(CLanguageProxy& proxy, int32& state)
{
const char *text = proxy.Text();
int32 size = proxy.Size();
int32 i = 0, s = 0, kws = 0, esc = 0;
char c;
bool leave = false;
if (state == LCOMMENT)
proxy.SetColor(0, kColorComment1);
else
proxy.SetColor(0, kColorText);
if (size <= 0)
return;
while (!leave)
{
GETCHAR;
if (c == '`')
{
GETCHAR;
c = ' ';
}
switch (state)
{
case START:
if (c == '\\')
state = COMMAND1;
else if (c == '%')
state = LCOMMENT;
else if (c == '$')
state = MATH;
else if (c == '\n' || c == 0)
leave = true;
else if (isalnum(c))
state = WORD;
/* This is a bit strange to have some of the characters covered above, but who cares?*/
else if (c == '#' || c == '&'
|| c == '~' || c == '_' || c == '^'
|| c == '{' || c == '}'
|| c == '[' || c == ']'
)
state = CONSTCHAR;
if ((leave || state != START) && s < i)
{
proxy.SetColor(s, kColorText);
s = i - 1;
}
break;
case CONSTCHAR:
proxy.SetColor(s, kColorCharConst);
s = --i;
state = START;
break;
case WORD:
if (!isalnum(c))
{
proxy.SetColor(s, kColorText);
s = --i;
state = START;
}
break;
case LCOMMENT:
proxy.SetColor(s, kColorComment1);
leave = true;
if (text[size - 1] == '\n')
state = START;
break;
case COMMAND1:
if (c=='('){
state = MATH;
} else if ((isalnum(c)) || (c=='@')) /* a generic command has been found. */
/* Note that commands with "@" in their name only appear in .cls or .sty files */
{
kws = proxy.Move(c, 1);
state = COMMAND2;
}
else /* we are escaping a special text character such as \# or \$*/
{
proxy.SetColor(s, kColorText);
s = i;
state = START;
}
break;
case COMMAND2: /* Inside the name of a generic command */
if (!(isalnum(c)) && !(c=='@')) /* found end of command name */
{ /* now check the command name against a keyword list */
int kwc;
if (i > s + 1 && (kwc = proxy.IsKeyword(kws)) != 0)
{
switch (kwc)
{ /* use a specific keyword category color */
case 1: proxy.SetColor(s, kColorKeyword1); break;
case 2: proxy.SetColor(s, kColorUserSet1); break;
case 3: proxy.SetColor(s, kColorUserSet2); break;
case 4: proxy.SetColor(s, kColorUserSet3); break;
case 5: proxy.SetColor(s, kColorUserSet4); break;
// default: ASSERT(false);
}
}
else /* use a generic keyword color */
{
proxy.SetColor(s, kColorKeyword1);
}
s = --i;
state = START;
}
else if (kws) /* still in command name */
kws = proxy.Move((int)(unsigned char)c, kws);
break;
case MATH:
/* both "$" and "\)" will end math mode */
if ( (c == '$' && !esc) || (c == ')' && esc) )
{
proxy.SetColor(s, kColorString1);
s = i;
state = START;
}
else if (c == '\n' || c == 0)
{
proxy.SetColor(s, kColorString1);
leave = true;
}
else
esc = !esc && (c == '\\');
break;
default: // error condition, gracefully leave the loop
leave = true;
break;
}
}
} /* ColorLine */
_EXPORT void ColorLine(CLanguageProxy& proxy, int32& state)
{
const char *text = proxy.Text();
int32 size = proxy.Size();
int32 i = 0, s = 0, kws = 0, esc = 0;
char c = 0;
bool leave = false;
if (state == LCOMMENT)
proxy.SetColor(0, kColorComment1);
else
proxy.SetColor(0, kColorText);
if (size <= 0)
return;
while (!leave)
{
char b = c;
GETCHAR;
switch (state) {
case START:
if (c == '#' && (!b || isspace(b)))
state = LCOMMENT;
else if (isalpha(c) || c == '_')
{
kws = proxy.Move(c, 1);
state = IDENT;
}
else if (c == '"')
state = STRING1;
else if (c == '\'')
state = STRING2;
else if (c == '\n' || c == 0)
leave = true;
if (leave || (state != START && s < i))
{
proxy.SetColor(s, kColorText);
s = i - 1;
}
break;
case LCOMMENT:
proxy.SetColor(s, kColorComment1);
leave = true;
if (text[size - 1] == '\n')
state = START;
break;
case IDENT:
if (!isalnum(c) && c != '_')
{
int kwc;
if (i >= s + 1 && (kwc = proxy.IsKeyword(kws)) != 0)
{
switch (kwc)
{
case 1: proxy.SetColor(s, kColorKeyword1); break;
case 2: proxy.SetColor(s, kColorUserSet1); break;
case 3: proxy.SetColor(s, kColorUserSet2); break;
case 4: proxy.SetColor(s, kColorUserSet3); break;
case 5: proxy.SetColor(s, kColorUserSet4); break;
// default:ASSERT(false);
}
}
else
{
proxy.SetColor(s, kColorText);
}
s = --i;
state = START;
}
else if (kws)
kws = proxy.Move((int)(unsigned char)c, kws);
break;
case STRING1:
if (c == '"' && !esc)
{
proxy.SetColor(s, kColorString1);
s = i;
state = START;
}
else if (c == '\n' || c == 0)
{
if (text[i - 2] == '\\' && text[i - 3] != '\\')
{
proxy.SetColor(s, kColorString1);
}
else
{
proxy.SetColor(s, kColorText);
state = START;
}
s = size;
leave = true;
}
else
esc = !esc && (c == '\\');
break;
case STRING2:
if (c == '\'' && !esc)
{
proxy.SetColor(s, kColorString1);
s = i;
state = START;
}
else if (c == '\n' || c == 0)
{
if (text[i - 2] == '\\' && text[i - 3] != '\\')
{
proxy.SetColor(s, kColorString1);
}
else
{
proxy.SetColor(s, kColorText);
state = START;
}
s = size;
leave = true;
}
else
esc = !esc && (c == '\\');
break;
default: // error condition, gracefully leave the loop
leave = true;
break;
}
}
} /* CshellIntf::ColorLine */
_EXPORT void ColorLine(CLanguageProxy& proxy, int32& state)
{
const char *text = proxy.Text();
int32 size = proxy.Size();
int32 i = 0, s = 0, kws = 0, cc_cnt = 0, esc = 0;
char c;
bool leave = false;
if (state == COMMENT || state == LCOMMENT)
proxy.SetColor(0, kColorComment1);
else
proxy.SetColor(0, kColorText);
if (size <= 0)
return;
while (!leave)
{
GETCHAR;
switch (state) {
case START:
if (isalpha(c) || c == '_')
{
kws = proxy.Move(c, 1);
state = IDENT;
}
else if (c == '/' && text[i] == '*')
state = COMMENT;
else if (c == '/' && text[i] == '/')
state = LCOMMENT;
else if (c == '"')
state = STRING;
else if (c == '\'')
{
state = CHAR_CONST;
cc_cnt = 0;
}
else if (c == '\n' || c == 0)
leave = true;
if (leave || (state != START && s < i))
{
proxy.SetColor(s, kColorText);
s = i - 1;
}
break;
case COMMENT:
if ((s == 0 || i > s + 1) && c == '*' && text[i] == '/')
{
proxy.SetColor(s, kColorComment1);
s = i + 1;
state = START;
}
else if (c == 0 || c == '\n')
{
proxy.SetColor(s, kColorComment1);
leave = true;
}
break;
case LCOMMENT:
proxy.SetColor(s, kColorComment1);
leave = true;
if (text[size - 1] == '\n')
state = START;
break;
case IDENT:
if (!isalnum(c) && c != '_' && c != '.')
{
int32 kwc;
if (i > s + 1 && (kwc = proxy.IsKeyword(kws)) != 0)
{
switch (kwc)
{
case 1: proxy.SetColor(s, kColorKeyword1); break;
case 2: proxy.SetColor(s, kColorUserSet1); break;
case 3: proxy.SetColor(s, kColorUserSet2); break;
case 4: proxy.SetColor(s, kColorUserSet3); break;
case 5: proxy.SetColor(s, kColorUserSet4); break;
// default: ASSERT(false);
}
}
else
{
proxy.SetColor(s, kColorText);
}
s = --i;
state = START;
}
else if (kws)
kws = proxy.Move((int)(unsigned char)c, kws);
break;
case STRING:
if (c == '"' && !esc)
{
proxy.SetColor(s, kColorString1);
s = i;
state = START;
}
else if (c == '\n' || c == 0)
{
if (text[i - 2] == '\\' && text[i - 3] != '\\')
{
proxy.SetColor(s, kColorString1);
}
else
{
proxy.SetColor(s, kColorText);
state = START;
}
s = size;
leave = true;
}
else
esc = !esc && (c == '\\');
break;
case CHAR_CONST:
if (c == '\t' || c == '\n' || c == 0) // don't like this
{
proxy.SetColor(s, kColorText);
s = i;
state = START;
}
else if (c == '\'' && !esc)
{
if (cc_cnt != 1 && cc_cnt != 2 && cc_cnt != 4)
{
proxy.SetColor(s, kColorText);
s = --i;
state = START;
}
else
{
proxy.SetColor(s, kColorCharConst);
s = i;
state = START;
}
}
else
{
if (!esc) cc_cnt++;
esc = !esc && (c == '\\');
}
break;
default: // error condition, gracefully leave the loop
leave = true;
break;
}
}
} /* ColorLine */
_EXPORT void ColorLine(CLanguageProxy& proxy, int32& state)
{
const char *text = proxy.Text();
int32 size = proxy.Size();
int32 i = 0, s = 0, kws = 0, esc = 0;
char c;
bool leave = false;
bool floating_point = false;
bool hex_num = false;
// int sqrBraquetStrCount = 0;
if (state == LCOMMENT)
proxy.SetColor(0, kColorComment1);
else
proxy.SetColor(0, kColorText);
if (size <= 0)
return;
while (!leave)
{
GETCHAR;
switch (state) {
case START:
if (isalpha(c) || c == '_')
{
kws = proxy.Move(tolower(c), 1);
state = IDENT;
}
else if (c == '-' && text[i] == '-')
{
i++;
state = LCOMMENT;
}
else if (c == '"')
state = STRING;
else if (c == '\'')
state = STRING2;
/*
else if (c == '[' && text[i] == '[')
{
sqrBraquetStrCount++;
state = STRING3;
}
*/
else if (isNumeric(c) || (c == '$' && isHexNum(text[i])))
{
state = NUMERIC;
}
else if (isOperator(c))
{
state = OPERATOR;
}
else if (isSymbol(c))
{
state = SYMBOL;
}
else if (c == '\n' || c == 0)
leave = true;
if (leave || (state != START && s < i))
{
proxy.SetColor(s, kColorText);
s = i - 1;
}
break;
// -- format comments
case LCOMMENT:
proxy.SetColor(s - 1, kColorComment1);
leave = true;
if (text[size - 1] == '\n')
state = START;
break;
case IDENT:
if (!isalnum(c) && c != '_')
{
int32 kwc;
if (i > s + 1 && (kwc = proxy.IsKeyword(kws)) != 0)
{
switch (kwc)
{
case 1: proxy.SetColor(s, kColorKeyword1); break;
case 2: proxy.SetColor(s, kColorUserSet1); break;
case 3: proxy.SetColor(s, kColorUserSet2); break;
case 4: proxy.SetColor(s, kColorUserSet3); break;
case 5: proxy.SetColor(s, kColorUserSet4); break;
}
s = --i;
state = START;
}
else
{
proxy.SetColor(s, kColorText);
s = --i;
state = START;
}
}
else if (kws)
kws = proxy.Move((int)(unsigned char) c, kws);
break;
case STRING:
if (c == '"' && !esc)
{
proxy.SetColor(s, kColorString1);
s = i;
state = START;
}
else if (c == '\n' || c == 0)
{
if (text[i - 2] == '\\' && text[i - 3] != '\\')
{
proxy.SetColor(s, kColorString1);
}
else
{
proxy.SetColor(s, kColorText);
state = START;
}
s = size;
leave = true;
}
else
esc = !esc && (c == '\\');
break;
case STRING2:
if (c == '\'' && !esc)
{
proxy.SetColor(s, kColorString1);
s = i;
state = START;
}
else if (c == '\n' || c == 0)
{
if (text[i - 2] == '\\' && text[i - 3] != '\\')
{
proxy.SetColor(s, kColorString1);
}
else
{
proxy.SetColor(s, kColorText);
state = START;
}
s = size;
leave = true;
}
else
esc = !esc && (c == '\\');
break;
/*
case STRING3:
break;
*/
case NUMERIC:
proxy.SetColor(s, kColorNumber1);
if (isNumeric(text[i - 1]) || (hex_num && isHexNum(text[i - 1])))
;
else
if (text[i - 1] == '.' && floating_point == false)
floating_point = true;
else if (isHexNum(text[i - 1]) && hex_num == false)
hex_num = true;
else
{
s = i - 1;
i--;
state = START;
}
break;
case OPERATOR:
proxy.SetColor(s, kColorOperator1);
if (isOperator(text[i - 1]))
;
else
{
s = i - 1;
i--;
state = START;
}
break;
case SYMBOL:
proxy.SetColor(s, kColorSeparator1);
if (isSymbol(text[i - 1]))
;
else
{
s = i - 1;
i--;
state = START;
}
break;
default:
leave = true;
break;
}
}
}
_EXPORT void ColorLine(CLanguageProxy& proxy, int& state)
{
const char *text = proxy.Text();
int size = proxy.Size();
int i = 0, s = 0, kws = 0, esc = 0;
char c, mc = 0;
bool leave = false;
if (state == COMMENT || state == LCOMMENT)
proxy.SetColor(0, kColorComment1);
else
proxy.SetColor(0, kColorText);
if (size <= 0)
return;
while (!leave)
{
GETCHAR;
switch (state) {
case START:
if (c == '#' && text[i - 2] != '$')
state = LCOMMENT;
else if (isalpha(c) || c == '_')
{
kws = proxy.Move(c, 1);
state = IDENT;
}
else if (c == '"')
state = STRING1;
else if (c == '\'')
state = STRING2;
else if (c == '&')
state = SCOPE;
else if (c == '$')
{
if (isalpha(text[i]) || text[i] == '#')
{
i++;
state = VAR;
}
else
{
i++;
proxy.SetColor(s, kColorText);
s = i;
}
}
else if (c == '@' || c == '*')
state = VAR;
else if (c == '/')
{
mc = '/';
state = REGEX1;
}
else if (c == '\n' || c == 0)
leave = true;
if (leave || (state != START && s < i))
{
proxy.SetColor(s, kColorText);
s = i - 1;
}
break;
case LCOMMENT:
proxy.SetColor(s, kColorComment1);
leave = true;
if (text[size - 1] == '\n')
state = START;
break;
case IDENT:
if (!isalnum(c) && c != '_')
{
int kwc;
if (i >= s + 1 && (kwc = proxy.IsKeyword(kws)) != 0)
{
switch (kwc)
{
case 1: proxy.SetColor(s, kColorKeyword1); break;
case 2: proxy.SetColor(s, kColorUserSet1); break;
case 3: proxy.SetColor(s, kColorUserSet2); break;
case 4: proxy.SetColor(s, kColorUserSet3); break;
case 5: proxy.SetColor(s, kColorUserSet4); break;
// default:ASSERT(false);
}
}
else
{
proxy.SetColor(s, kColorText);
}
if (i == s + 2)
{
switch (*(text + s))
{
case 'm': state = REGEX1; break;
case 's': state = REGEX2; break;
case 'q': state = REGEX1; break;
case 'y': state = REGEX2; break;
default: state = START; break;
}
}
else if (i == s + 3)
{
if (strncmp(text + s, "qq", 2) == 0)
state = REGEX1;
else if (strncmp(text + s, "qx", 2) == 0)
state = REGEX1;
else if (strncmp(text + s, "qw", 2) == 0)
state = REGEX1;
else if (strncmp(text + s, "tr", 2) == 0)
state = REGEX2;
else
state = START;
}
else if (i == s + 4 && strncmp(text + s, "sub", 3) == 0)// && ci < 2)
state = SUB1;
else
state = START;
if (state == START || state == SUB1)
s = --i;
else
{
switch (c)
{
case '(': mc = ')'; break;
case '{': mc = '}'; break;
case '[': mc = ']'; break;
case '<': mc = '>'; break;
case ' ': state = START; s = --i; break;
default: mc = c; break;
}
if (state != START)
s = i - 1;
}
}
else if (kws)
kws = proxy.Move((int)(unsigned char)c, kws);
break;
case SUB1:
if (isalpha(c))
state = SUB2;
else if (!isspace(c))
{
state = START;
s = --i;
}
break;
case SUB2:
if (!isalnum(c) && c != '\'' && c != '_')
{
proxy.SetColor(s, kColorText);
state = START;
s = --i;
}
break;
case STRING1:
if (c == '"' && !esc)
{
proxy.SetColor(s, kColorString1);
s = i;
state = START;
}
else if (c == '\n' || c == 0)
{
if (text[i - 2] == '\\' && text[i - 3] != '\\')
{
proxy.SetColor(s, kColorString1);
}
else
{
proxy.SetColor(s, kColorText);
state = START;
}
s = size;
leave = true;
}
else
esc = !esc && (c == '\\');
break;
case STRING2:
if (c == '\'' && !esc)
{
proxy.SetColor(s, kColorString1);
s = i;
state = START;
}
else if (c == '\n' || c == 0)
{
if (text[i - 2] == '\\' && text[i - 3] != '\\')
{
proxy.SetColor(s, kColorString1);
}
else
{
proxy.SetColor(s, kColorText);
state = START;
}
s = size;
leave = true;
}
else
esc = !esc && (c == '\\');
break;
case REGEX1:
if (c == 0) // don't like this
{
proxy.SetColor(s, kColorText);
s = i;
state = START;
}
else if (c == mc && !esc)
{
proxy.SetColor(s, kColorCharConst);
s = i;
state = START;
}
else
esc = !esc && (c == '\\');
break;
case REGEX2:
if (c == 0) // don't like this
{
proxy.SetColor(s, kColorText);
s = i;
state = START;
}
else if (c == mc && !esc)
{
if (mc == ')' || mc == '}' || mc == ']' || mc == '>')
{
switch (text[i])
{
case '(': mc = ')'; break;
case '{': mc = '}'; break;
case '[': mc = ']'; break;
case '<': mc = '>'; break;
case ' ': state = START; s = --i; break;
default: mc = text[i]; break;
}
i++;
}
if (state != START)
state = REGEX1;
}
else
esc = !esc && (c == '\\');
break;
case SCOPE:
if (c == '\'' || (!isalnum(c) && c != '_'))
{
proxy.SetColor(s, kColorText);
state = START;
}
break;
case VAR:
if (!isalnum(c) && c != '_')
{
proxy.SetColor(s, kColorText);
state = START;
}
break;
default: // error condition, gracefully leave the loop
leave = true;
break;
}
}
} /* CperlIntf::ColorLine */
_EXPORT void ColorLine(CLanguageProxy& proxy, int& state)
{
const char *text = proxy.Text();
int size = proxy.Size();
int i = 0, s = 0, kws = 0, cc_cnt = 0, esc = 0;
char c;
bool leave = false;
// floating point flag, true when the NUMERIC: label finds a . inside a number, and checks to make sure that a number with two '.' is invalid. (and not highlighted as numeric)
bool floating_point = false;
// same flag, only for hex numbers. allows proper highlighting only for 1 x per number. (0x21 is ok. 0x023x31 is not. will look wierd.)
bool hex_num = false;
int ifZeroCounter = state >> STATE_SHIFT;
state = state & STATE_MASK;
if (state == COMMENT || state == LCOMMENT)
proxy.SetColor(0, kColorComment1);
else
proxy.SetColor(0, kColorText);
if (size <= 0)
return;
while (!leave)
{
GETCHAR;
switch (state) {
case START:
s = i - 1;
proxy.SetColor(s, kColorText);
if (c == '#')
{
kws = proxy.Move(c, 1);
state = PRAGMA1;
}
else if (isalpha(c) || c == '_')
{
kws = proxy.Move(c, 1);
state = IDENT;
}
else if (c == '/' && text[i] == '*')
{
i++;
state = COMMENT;
}
else if (c == '/' && text[i] == '/')
{
i++;
state = LCOMMENT;
}
else if (c == '"')
state = STRING;
else if (c == '\'')
{
state = CHAR_CONST;
cc_cnt = 0;
}
// m7m: here are the 3 magic IFs.
else if (isNumeric(c))
{
state = NUMERIC;
}
else if (isOperator(c))
{
state = OPERATOR;
}
else if (isSymbol(c))
{
state = SYMBOL;
}
else if (c == '\n' || c == 0)
leave = true;
break;
case COMMENT:
if ((s == 0 || i > s + 1) && c == '*' && text[i] == '/')
{
proxy.SetColor(s, kColorComment1);
i++;
state = START;
}
else if (c == 0 || c == '\n')
{
proxy.SetColor(s, kColorComment1);
leave = true;
}
break;
case LCOMMENT:
proxy.SetColor(s, kColorComment1);
leave = true;
if (text[size - 1] == '\n')
state = START;
break;
case IDENT:
if (!isalnum(c) && c != '_')
{
int kwc;
if (i > s + 1 && (kwc = proxy.IsKeyword(kws)) != 0)
{
switch (kwc)
{
case 1: proxy.SetColor(s, kColorKeyword1); break;
case 2: proxy.SetColor(s, kColorUserSet1); break;
case 3: proxy.SetColor(s, kColorUserSet2); break;
case 4: proxy.SetColor(s, kColorUserSet3); break;
case 5: proxy.SetColor(s, kColorUserSet4); break;
// default: ASSERT(false);
}
}
else
proxy.SetColor(s, kColorText);
i--;
state = START;
}
else if (kws)
kws = proxy.Move((int)(unsigned char)c, kws);
break;
case PRAGMA1:
if (c == ' ' || c == '\t')
;
else if (islower(c))
{
kws = proxy.Move((int)(unsigned char)c, kws);
state = PRAGMA2;
}
else
{
proxy.SetColor(s, kColorText);
i--;
state = START;
}
break;
case PRAGMA2:
if (!islower(c))
{
int kwc;
if (i > s + 2 && (kwc = proxy.IsKeyword(kws)) != 0)
{
switch (kwc)
{
case 1: proxy.SetColor(s, kColorKeyword1); break;
case 2: proxy.SetColor(s, kColorUserSet1); break;
case 3: proxy.SetColor(s, kColorUserSet2); break;
case 4: proxy.SetColor(s, kColorUserSet3); break;
case 5: proxy.SetColor(s, kColorUserSet4); break;
// default: ASSERT(false);
}
// check for "#if 0" or "elif 0"
bool ifZero = false;
int k = s + 1;
while (text[k] == ' ' || text[k] == '\t')
k++;
int len = i - 1 - k;
if (strings_equal(text + k, "if", len, 2)
|| strings_equal(text + k, "elif", len, 4))
{
k = i - 1;
while (text[k] == ' ' || text[k] == '\t')
k++;
if (text[k] == '0'
&& (k + 1 == size || text[k + 1] == 0
|| isspace(text[k + 1])))
{
proxy.SetColor(s, kColorComment1);
state = IF_ZERO;
ifZeroCounter = 1;
leave = true;
}
}
}
else
{
proxy.SetColor(s, kColorText);
}
if (state != IF_ZERO)
{
state = strncmp(text+i-8, "include", 7) ? START : INCL1;
s = --i;
}
}
else if (kws)
kws = proxy.Move((int)(unsigned char)c, kws);
break;
case INCL1:
if (c == '"')
state = INCL2;
else if (c == '<')
state = INCL3;
else if (c != ' ' && c != '\t')
{
state = START;
i--;
}
break;
case INCL2:
if (c == '"')
{
proxy.SetColor(s, kColorString1);
state = START;
}
else if (c == '\n' || c == 0)
{
proxy.SetColor(s, kColorText);
leave = true;
state = START;
}
break;
case INCL3:
if (c == '>')
{
proxy.SetColor(s, kColorString1);
state = START;
}
else if (c == '\n' || c == 0)
{
proxy.SetColor(s, kColorText);
leave = true;
state = START;
}
break;
case STRING:
if (c == '"' && !esc)
{
proxy.SetColor(s, kColorString1);
state = START;
}
else if (c == '\n' || c == 0)
{
if (text[i - 2] == '\\' && text[i - 3] != '\\')
{
proxy.SetColor(s, kColorString1);
}
else
{
proxy.SetColor(s, kColorText);
state = START;
}
leave = true;
}
else
esc = !esc && (c == '\\');
break;
case CHAR_CONST:
if (c == '\t' || c == '\n' || c == 0
|| (c == '\'' && !esc && (cc_cnt == 0 || cc_cnt > 5)))
{
// invalid char constant - either invalid char or too short/long
proxy.SetColor(s, kColorText);
state = START;
}
else if (c == '\'' && !esc)
{
proxy.SetColor(s, kColorCharConst);
state = START;
}
else
{
if (!esc)
cc_cnt++;
esc = !esc && (c == '\\');
}
break;
case NUMERIC:
{
proxy.SetColor(s, kColorNumber1);
if (isNumeric(text[i-1]) || (hex_num && isHexNum(text[i - 1])))
;
else
if (text[i-1]=='.' && floating_point==false && hex_num==false)
floating_point = true;
else if (text[i-1]=='x' && hex_num==false && floating_point==false)
hex_num = true;
else
{
i--;
hex_num = false;
state = START;
}
}
break;
case OPERATOR:
{
proxy.SetColor(s, kColorOperator1);
if (isOperator(text[i-1]))
;
else
{
i--;
state = START;
}
}
break;
case SYMBOL:
{
proxy.SetColor(s, kColorSeparator1);
if (isSymbol(text[i-1]))
;
else
{
i--;
state = START;
}
}
break;
case IF_ZERO:
{
if (isspace(c))
break;
proxy.SetColor(i - 1, kColorComment1);
if (c == '#')
{
// get the preprocessor keyword
while (isspace(GETCHAR));
int s = i - 1;
int end = s;
while (end < size && text[end] != 0 && !isspace(text[end]))
end++;
int len = end - s;
// on "#if", "#ifdef", "#ifndef" increment the nesting
// counter
if (strings_equal(text + s, "if", len, 2)
|| strings_equal(text + s, "ifdef", len, 5)
|| strings_equal(text + s, "ifndef", len, 6))
{
ifZeroCounter++;
i = end + 1;
}
// on "endif" decrement the nesting counter
else if (strings_equal(text + s, "endif", len, 5))
{
ifZeroCounter--;
i = end + 1;
// if the counter drops to zero, we fall be to normal
// parsing
if (ifZeroCounter == 0)
{
state = START;
leave = true;
break;
}
}
// on "else" or "elif" and nest count 1, fall back to normal
// parsing:
else if (ifZeroCounter == 1
&& (strings_equal(text + s, "else", len, 4)
|| strings_equal(text + s, "elif", len, 4)))
{
i = end + 1;
ifZeroCounter == 0;
state = START;
leave = true;
break;
}
}
// we need to check for C style comments
int commentOffset;
if (find_comment_start(text + i - 1, size - i + 1,
commentOffset))
{
state = IF_ZERO_COMMENT;
i += commentOffset + 1;
}
else
leave = true;
}
break;
case IF_ZERO_COMMENT:
{
proxy.SetColor(i - 1, kColorComment1);
int commentEnd;
if (find_comment_end(text + i - 1, size - i + 1, commentEnd)) {
i += commentEnd + 1;
state = IF_ZERO;
} else
leave = true;
}
break;
default: // error condition, gracefully leave the loop
leave = true;
break;
}
}
state |= ifZeroCounter << STATE_SHIFT;
} /* ColorLine */
_EXPORT void ColorLine(CLanguageProxy& proxy, int32& state)
{
const char *text = proxy.Text();
int32 size = proxy.Size();
char c; // Current character
int32 nxt = 0, // Position after current character in text (i)
beg = 0, // (s)
kws = 0, //
forceState = START, //
color, //
kwc; // Keywordcode
bool leave = false, esc = false, script = false, percent = false, style = false;
proxy.SetColor(0, kColorText);
if (size <= 0)
return;
script = (state >= JAVASCRIPT);
percent = false;
#if DEBUG_PHP
printf("#############################################################################\nColorLine(%s:%s)\n%s\n", DEB_StateName(state), script ? "IsScript" : "NoScript", text);
#endif
while (!leave)
{
c = get_char(nxt, size, text);
switch (state)
{
case START:
DEB_PrintState(state, c);
if (c == '<')
state = TAG_START;
else if (c == '&')
state = SPECIAL;
else if (c == 0 || c == '\n')
leave = true;
if ((leave || state != START) && beg < nxt)
{
proxy.SetColor(beg, kColorText);
beg = nxt-1;
}
break;
case TAG_START:
DEB_PrintState(state, c);
if (c == '/')
state = TAG_KEYWORD_END;
else if (c == '!')
{
state = COMMENT_DTD;
forceState = START;
}
else if (c == '?' || c == '%')
{
proxy.SetColor(beg, kColorTag);
beg = nxt;
if (strncasecmp(text+beg, "php", 3) == 0)
{
proxy.SetColor(beg, kColorTag);
beg = (nxt += 3);
}
state = PHP_SCRIPT;
percent = (c == '%');
}
else if (isalpha(c))
{
proxy.SetColor(beg, kColorTag);
beg = nxt-1;
kws = proxy.Move(CASE_SENSITIVE_TAG ? c : tolower(c), 1);
state = TAG_KEYWORD_START;
}
else if (c == 0 || c == '\n')
{
proxy.SetColor(beg, kColorTag);
leave = true;
}
else if (!isspace(c))
{
nxt--;
state = TAG;
}
break;
case TAG_KEYWORD_END:
DEB_PrintState(state, c);
if (isalpha(c))
{
proxy.SetColor(beg, kColorTag);
beg = nxt-1;
kws = proxy.Move(CASE_SENSITIVE_TAG ? c : tolower(c), 1);
state = TAG_KEYWORD_START;
}
else if (c == 0 || c == '\n')
{
proxy.SetColor(beg, kColorTag);
leave = true;
}
else if (!isspace(c))
{
nxt--;
state = TAG;
}
break;
case TAG_KEYWORD_START:
DEB_PrintState(state, c);
if (!isalnum(c) && c != '-')
{
switch (kwc = proxy.IsKeyword(kws, kKwHtmlTag|kKwUsersets))
{
case kKwHtmlTag: color = kColorTag; break;
case kKwUserset1: color = kColorUserSet1; break;
case kKwUserset2: color = kColorUserSet2; break;
case kKwUserset3: color = kColorUserSet3; break;
case kKwUserset4: color = kColorUserSet4; break;
default: color = kColorText; break;
}
proxy.SetColor(beg, color);
DEB_PrintSetKw(state, kwc);
if (text[beg-1] != '/')
{
if (strncasecmp(text+beg, "script", 6) == 0)
script = true;
else if (strncasecmp(text+beg, "style", 5) == 0)
style = true;
}
state = TAG;
beg = --nxt;
}
else if (kws)
kws = proxy.Move(CASE_SENSITIVE_TAG ? c : tolower(c), kws);
break;
case TAG:
DEB_PrintState(state, c);
switch (c)
{
case 0:
case '\n':
proxy.SetColor(beg, kColorTag);
leave = true;
break;
case '>':
proxy.SetColor(beg, kColorTag);
beg = nxt;
proxy.SetColor(beg, kColorText);
if (script)
state = JAVASCRIPT;
else if (style)
state = STYLESHEET;
else
state = START;
break;
case '"':
proxy.SetColor(beg, kColorTag);
beg = nxt-1;
state = TAG_STRING_DOUBLE_QUOTES;
break;
case '\'':
proxy.SetColor(beg, kColorTag);
beg = nxt-1;
state = TAG_STRING_SINGLE_QUOTES;
break;
case '!':
if (nxt == beg+2)
{
proxy.SetColor(beg, kColorTag);
state = COMMENT_DTD;
forceState = START;
}
break;
default:
if (isalpha(c))
{
proxy.SetColor(beg, kColorTag);
beg = nxt-1;
kws = proxy.Move(CASE_SENSITIVE_ATTR ? c : tolower(c), 1);
state = TAG_ATTRIBUTE;
}
break;
}
break;
case TAG_STRING_DOUBLE_QUOTES:
DEB_PrintState(state, c);
if (c == '"')
{
proxy.SetColor(beg, kColHtmlTagStringDoubleQuotes);
beg = nxt;
state = TAG;
}
else if (c == '\n' || c == 0)
{
proxy.SetColor(beg, kColHtmlTagStringDoubleQuotes);
leave = true;
}
break;
case TAG_STRING_SINGLE_QUOTES:
DEB_PrintState(state, c);
if (c == '\'')
{
proxy.SetColor(beg, kColHtmlTagStringSingleQuotes);
beg = nxt;
state = TAG;
}
else if (c == '\n' || c == 0)
{
proxy.SetColor(beg, kColHtmlTagStringSingleQuotes);
leave = true;
}
break;
case TAG_ATTRIBUTE:
DEB_PrintState(state, c);
if (!isalnum(c) && c != '-')
{
switch (kwc = proxy.IsKeyword(kws, kKwHtmlAttribute|kKwUsersets))
{
case kKwHtmlAttribute: color = kColHtmlAttribute; break;
case kKwUserset1: color = kColorUserSet1; break;
case kKwUserset2: color = kColorUserSet2; break;
case kKwUserset3: color = kColorUserSet3; break;
case kKwUserset4: color = kColorUserSet4; break;
default: color = kColorText; break;
}
proxy.SetColor(beg, color);
DEB_PrintSetKw(state, kwc);
beg = --nxt;
state = TAG;
}
else if (kws)
kws = proxy.Move(CASE_SENSITIVE_ATTR ? c : tolower(c), kws);
break;
case SPECIAL:
DEB_PrintState(state, c);
if (c == 0 || c == '\n')
{
proxy.SetColor(beg, kColorText);
state = START;
leave = true;
}
else if (c == ';')
{
proxy.SetColor(beg, kColHtmlEntity);
beg = nxt;
state = START;
}
else if (isspace(c))
state = START;
break;
case COMMENT_DTD:
DEB_PrintState(state, c);
if (c == '-' && text[nxt] == '-' && nxt == beg+3 && text[nxt-2] == '!' && text[nxt-3] == '<')
{
proxy.SetColor(beg, kColHtmlDtd);
beg = nxt-1;
state = COMMENT;
}
else if (c == '>')
{
proxy.SetColor(beg, kColHtmlDtd);
beg = nxt;
state = forceState;
}
else if (c == 0 || c == '\n')
{
proxy.SetColor(beg, kColHtmlDtd);
leave = true;
}
break;
case COMMENT:
DEB_PrintState(state, c);
if (beg == 0 && c == ':')
{
if (strncasecmp(text+nxt, "javascript", 10) == 0)
forceState = JAVASCRIPT;
else if (strncasecmp(text+nxt, "php", 3) == 0)
forceState = PHP_SCRIPT;
}
else if (c == '-' && text[nxt] == '-')
{
proxy.SetColor(beg, kColHtmlComment);
beg = ++nxt;
state = COMMENT_DTD;
}
else if (c == 0 || c == '\n')
{
proxy.SetColor(beg, kColHtmlComment);
leave = true;
}
break;
case STYLESHEET:
DEB_PrintState(state, c);
if (c == '<' && text[nxt] == '/')
{
if (strncasecmp(text+nxt+1, "style", 5) == 0)
{
nxt++;
state = TAG_START;
}
}
else if (c == '/' && text[nxt] == '*')
state = CSS_COMMENT;
// else if (isalpha(c))
// {
// kws = proxy.Move(CASE_SENSITIVE_JS ? c : tolower(c), 1);
// state = JS_IDENTIFIER;
// }
else if (c == '{')
state = CSS_DEFINITION;
else if (c == 0 || c == '\n')
leave = true;
if ((leave || state != STYLESHEET) && beg < nxt)
{
proxy.SetColor(beg, kColCssText);
beg = nxt-1;
}
break;
case CSS_COMMENT:
DEB_PrintState(state, c);
if ((beg == 0 || nxt > beg+1) && c == '*' && text[nxt] == '/')
{
proxy.SetColor(beg, kColJsComment);
beg = nxt+1;
state = STYLESHEET;
}
else if (c == 0 || c == '\n')
{
proxy.SetColor(beg, kColJsComment);
leave = true;
}
break;
case CSS_DEFINITION:
DEB_PrintState(state, c);
if (c == '}')
{
state = STYLESHEET;
}
else if (c == 0 || c == '\n')
leave = true;
break;
case JAVASCRIPT:
DEB_PrintState(state, c);
script = false;
if (c == '<' && strncasecmp(text+nxt, "!--", 3) == 0)
{
proxy.SetColor(beg, kColorTag);
proxy.SetColor(nxt+1, kColorComment1);
nxt += 3;
beg = nxt;
}
else if (c == '<' && text[nxt] == '/')
{
if (strncasecmp(text+nxt+1, "script", 6) == 0)
{
nxt++;
state = TAG_START;
}
}
else if (c == '/' && text[nxt] == '*')
state = JS_COMMENT_MULTI_LINE;
else if (c == '/' && text[nxt] == '/')
state = JS_COMMENT_SINGLE_LINE;
else if (isalpha(c))
{
kws = proxy.Move(CASE_SENSITIVE_JS ? c : tolower(c), 1);
state = JS_IDENTIFIER;
}
else if (c == '\'')
state = JS_STRING_SINGLE_QUOTES;
else if (c == '"')
state = JS_STRING_DOUBLE_QUOTES;
else if (c == 0 || c == '\n')
leave = true;
if ((leave || state != JAVASCRIPT) && beg < nxt)
{
proxy.SetColor(beg, kColorText);
beg = nxt-1;
}
break;
case JS_COMMENT_MULTI_LINE:
DEB_PrintState(state, c);
if ((beg == 0 || nxt > beg+1) && c == '*' && text[nxt] == '/')
{
proxy.SetColor(beg, kColJsComment);
beg = nxt+1;
state = JAVASCRIPT;
}
else if (c == 0 || c == '\n')
{
proxy.SetColor(beg, kColJsComment);
leave = true;
}
break;
case JS_COMMENT_SINGLE_LINE:
DEB_PrintState(state, c);
if (c == '-' && text[nxt] == '-')
{
proxy.SetColor(beg, kColJsCommentL);
beg = nxt+1;
state = TAG;
}
else if (c == '\n' || c == 0)
{
proxy.SetColor(beg, kColJsCommentL);
state = JAVASCRIPT;
leave = true;
}
break;
case JS_IDENTIFIER:
DEB_PrintState(state, c);
if (!isalnum(c) && c != '_')
{
if (nxt > beg+1 && (kwc = proxy.IsKeyword(kws, kKwJs|kKwUsersets)) != 0)
{
switch (kwc)
{
case kKwJsLanguage: color = kColorKeyword1; break;
case kKwJsConstants: color = kColorCharConst; break;
case kKwUserset1: color = kColorUserSet1; break;
case kKwUserset2: color = kColorUserSet2; break;
case kKwUserset3: color = kColorUserSet3; break;
case kKwUserset4: color = kColorUserSet4; break;
default: color = kColorText; break;
}
proxy.SetColor(beg, color);
DEB_PrintSetKw(state, kwc);
}
else
{
proxy.SetColor(beg, kColorText);
}
beg = --nxt;
state = JAVASCRIPT;
}
else if (kws)
kws = proxy.Move(CASE_SENSITIVE_JS ? c : tolower(c), kws);
break;
case JS_STRING_SINGLE_QUOTES:
case JS_STRING_DOUBLE_QUOTES:
DEB_PrintState(state, c);
if (!esc &&
((state == JS_STRING_SINGLE_QUOTES && c == '\'') ||
(state == JS_STRING_DOUBLE_QUOTES && c == '"')))
{
proxy.SetColor(beg, (state == JS_STRING_SINGLE_QUOTES) ? kColJsStringSingleQuotes : kColJsStringDoubleQuotes);
beg = nxt;
state = JAVASCRIPT;
}
else if (c == '\n' || c == 0)
{
if (text[nxt-2] == '\\' && text[nxt-3] != '\\')
{
proxy.SetColor(beg, (state == JS_STRING_SINGLE_QUOTES) ? kColJsStringSingleQuotes : kColJsStringDoubleQuotes);
}
else
{
proxy.SetColor(beg, kColorText);
state = JAVASCRIPT;
}
beg = size;
leave = true;
}
else
esc = !esc && (c == '\\');
break;
case PHP_SCRIPT:
DEB_PrintState(state, c);
if (((c == '?' && !percent) || (c == '%' && percent)) && text[nxt] == '>')
{
proxy.SetColor(beg, kColorTag);
beg = ++nxt;
state = START;
}
else if (isalpha(c))
{
kws = proxy.Move(CASE_SENSITIVE_PHP ? c : tolower(c), 1);
state = PHP_IDENTIFIER;
}
else if (c == '"')
state = PHP_STRING_DOUBLE_QUOTES;
else if (c == '\'')
state = PHP_STRING_SINGLE_QUOTES;
else if (c == '#' || (c == '/' && text[nxt] == '/'))
state = PHP_COMMENT_SINGLE_LINE;
else if (c == '/' && text[nxt] == '*')
state = PHP_COMMENT_MULTI_LINE;
else if (c == 0 || c == '\n')
leave = true;
if ((leave || state != START) && beg < nxt)
{
proxy.SetColor(beg, kColorText);
beg = nxt-1;
}
break;
case PHP_IDENTIFIER:
if (!isalnum(c) && c != '_')
{
if (nxt > beg+1 && (kwc = proxy.IsKeyword(kws, kKwPhp|kKwUsersets)))
{
DEB_PrintState(state, c, "KWD");
switch (kwc)
{
case kKwPhpLanguage: color = kColPhpLanguage; break;
case kKwPhpFunctions: color = kColPhpFunction; break;
case kKwPhpConstants: color = kColPhpConstants; break;
case kKwUserset1: color = kColorUserSet1; break;
case kKwUserset2: color = kColorUserSet2; break;
case kKwUserset3: color = kColorUserSet3; break;
case kKwUserset4: color = kColorUserSet4; break;
default: color = kColorText; break;
}
proxy.SetColor(beg, color);
DEB_PrintSetKw(state, kwc);
}
else
{
DEB_PrintState(state, c, "TXT");
proxy.SetColor(beg, kColorText);
}
beg = --nxt;
state = PHP_SCRIPT;
}
else if (kws)
DEB_PrintState(state, c, "MOV");
kws = proxy.Move(CASE_SENSITIVE_PHP ? c : tolower(c), kws);
break;
case PHP_STRING_DOUBLE_QUOTES:
DEB_PrintState(state, c);
if (!esc && c == '"')
{
proxy.SetColor(beg, kColPhpStringDoubleQuotes);
beg = nxt;
state = PHP_SCRIPT;
}
else if (c == '\n' || c == 0)
{
proxy.SetColor(beg, kColPhpStringDoubleQuotes);
beg = size;
leave = true;
}
else
esc = !esc && (c == '\\');
break;
case PHP_STRING_SINGLE_QUOTES:
DEB_PrintState(state, c);
if (!esc && c == '\'')
{
proxy.SetColor(beg, kColPhpStringSingleQuotes);
beg = nxt;
state = PHP_SCRIPT;
}
else if (c == '\n' || c == 0)
{
proxy.SetColor(beg, kColPhpStringSingleQuotes);
beg = size;
leave = true;
}
else
esc = !esc && (c == '\\');
break;
case PHP_COMMENT_MULTI_LINE:
DEB_PrintState(state, c);
if ((beg == 0 || nxt > beg+1) && c == '*' && text[nxt] == '/')
{
proxy.SetColor(beg, kColPhpComment);
beg = nxt+1;
state = PHP_SCRIPT;
}
else if (c == 0 || c == '\n')
{
proxy.SetColor(beg, kColPhpComment);
leave = true;
}
else if (((percent && c == '%') || (!percent && c == '?')) &&
text[nxt] == '>')
{
proxy.SetColor(beg, kColPhpComment);
beg = nxt-1;
proxy.SetColor(beg, kColorTag);
beg = ++nxt;
state = START;
}
break;
case PHP_COMMENT_SINGLE_LINE:
DEB_PrintState(state, c);
if (c == 0 || c == '\n')
{
proxy.SetColor(beg, kColPhpCommentL);
state = PHP_SCRIPT;
leave = true;
}
else if (((percent && c == '%') || (!percent && c == '?')) &&
text[nxt] == '>')
{
proxy.SetColor(beg, kColPhpCommentL);
beg = nxt-1;
proxy.SetColor(beg, kColorTag);
beg = ++nxt;
state = START;
}
break;
default: // error condition, gracefully leave the loop
leave = true;
break;
}
}
#if DEBUG_PHP
printf("--> (%s:%s)\n", DEB_StateName(state), script ? "IsScript" : "NoScript");
#endif
// if (script)
// state |= 0x8000;
//
// if (percent)
// state |= 0x4000;
} /* ColorLine */
_EXPORT bool Balance(CLanguageProxy& proxy, int32& start, int32& end)
{
int32 langStart;
Language lang = get_language_for_offset(proxy, start, langStart);
const char *txt = proxy.Text();
int32 size = proxy.Size();
if (lang == kLanguageHtml)
{
bool in = false;
if (start < 0 || start > end || end > size)
return false;
const char *st = txt + start;
while (txt < st)
{
const char *t = in ? skip_in(txt + 1) : skip_out(txt + 1);
in = !in;
if (*t && st < t)
{
start = txt - proxy.Text() + 1;
end = t - proxy.Text();
return true;
}
txt = t;
}
}
else
{
if (start < 0 || start > end || end > size)
return false;
const char *et(txt + end);
const char *st(txt + langStart);
std::stack<int32> bls, sbls, pls;
while (*txt && txt < et)
{
switch (*txt)
{
case '{': bls.push(txt - st); break;
case '[': sbls.push(txt - st); break;
case '(': pls.push(txt - st); break;
case '}': if (!bls.empty()) bls.pop(); break;
case ']': if (!sbls.empty()) sbls.pop(); break;
case ')': if (!pls.empty()) pls.pop(); break;
}
txt = skip(txt + 1);
}
char ec = 0, oc = 0;
std::stack<int32> *s = 0;
int32 db, dsb, dp;
db = bls.empty() ? -1 : start - bls.top();
dsb = sbls.empty() ? -1 : start - sbls.top();
dp = pls.empty() ? -1 : start - pls.top();
if (db < 0 && dsb < 0 && dp < 0)
return false;
if (db >= 0 && (dsb < 0 || db < dsb) && (dp < 0 || db < dp))
{
oc = '{';
ec = '}';
s = &bls;
}
if (dsb >= 0 && (db < 0 || dsb < db) && (dp < 0 || dsb < dp))
{
oc= '[';
ec = ']';
s = &sbls;
}
if (dp >= 0 && (dsb < 0 || dp < dsb) && (db < 0 || dp < db))
{
oc = '(';
ec = ')';
s = &pls;
}
if (ec)
{
int32 l = 1;
while (*txt)
{
if (*txt == ec)
{
if (--l == 0)
{
start = s->top() + 1 + langStart;
end = txt - st + langStart;
return true;
}
if (!s->empty()) s->pop();
}
else if (*txt == oc)
{
l++;
s->push(0);
}
txt = skip(txt + 1);
}
}
}
return false;
} /* Balance */
Language get_language_for_offset(const CLanguageProxy& proxy, int32 inOffset, int32& outLangStart)
{
const char *text = proxy.Text();
int32 size = proxy.Size(), forceState = START;
if (inOffset > size)
inOffset = size;
char c = 0;
int32 i = 0, bo = 0, s = 0;
bool leave = false, esc = false, script = false, percent = false;
int state = 0;
while (i < inOffset)
{
c = get_char(i, size, text);
switch (state)
{
case START:
if (c == '<')
state = TAG_START;
else if (c == '&')
state = SPECIAL;
else if (c == 0 || c == '\n')
leave = true;
if ((leave || state != START) && s < i)
s = i - 1;
break;
case TAG_START:
if (c == '/')
state = TAG_KEYWORD_END;
else if (c == '!')
{
state = COMMENT_DTD;
forceState = START;
}
else if (c == '?' || c == '%')
{
s = i;
outLangStart = s;
if (strncasecmp(text + s, "php", 3) == 0)
s = (i += 3);
state = PHP_SCRIPT;
percent = (c == '%');
}
else if (isalpha(c))
{
s = i - 1;
state = TAG_KEYWORD_START;
}
else if (c == 0 || c == '\n')
{
leave = true;
}
else if (!isspace(c))
{
--i;
state = TAG;
}
break;
case TAG_KEYWORD_END:
if (isalpha(c))
{
s = i - 1;
state = TAG_KEYWORD_START;
}
else if (c == 0 || c == '\n')
{
leave = true;
}
else if (!isspace(c))
{
--i;
state = TAG;
}
break;
case TAG_KEYWORD_START:
if (!isalnum(c) && c != '-')
{
if (strncasecmp(text + s, "script", 6) == 0 && text[s - 1] != '/')
script = true;
state = TAG;
s = --i;
}
break;
case TAG:
switch (c)
{
case 0:
case '\n':
leave = true;
break;
case '>':
s = i;
if (script)
{
outLangStart = s;
state = JAVASCRIPT;
}
else
state = START;
break;
case '"':
s = i - 1;
state = TAG_STRING_DOUBLE_QUOTES;
break;
case '\'':
s = i - 1;
state = TAG_STRING_SINGLE_QUOTES;
break;
case '!':
if (i == s + 2)
{
state = COMMENT_DTD;
forceState = START;
}
break;
default:
if (isalpha(c))
{
s = i - 1;
state = TAG_ATTRIBUTE;
}
break;
}
break;
case TAG_STRING_DOUBLE_QUOTES:
if (c == '"')
{
s = i;
state = TAG;
}
else if (c == '\n' || c == 0)
leave = true;
break;
case TAG_STRING_SINGLE_QUOTES:
if (c == '\'')
{
s = i;
state = TAG;
}
else if (c == '\n' || c == 0)
leave = true;
break;
case TAG_ATTRIBUTE:
if (!isalnum(c) && c != '-')
{
s = --i;
state = TAG;
}
break;
case SPECIAL:
if (c == 0 || c == '\n')
{
state = START;
leave = true;
}
else if (c == ';')
{
s = i;
state = START;
}
else if (isspace(c))
state = START;
break;
case COMMENT_DTD:
if (c == '-' && text[i] == '-' && i == s + 3 && text[i - 2] == '!' && text[i - 3] == '<')
{
s = i - 1;
forceState = START;
state = COMMENT;
}
else if (c == '>')
{
s = i;
state = forceState;
}
else if (c == 0 || c == '\n')
{
leave = true;
}
break;
case COMMENT:
if (c == ':')
{
if (strncasecmp(text, "JavaScript", 10) == 0)
forceState = JAVASCRIPT;
else if (strncasecmp(text, "PHP", 3) == 0)
forceState = PHP_SCRIPT;
}
else if (c == '-' && text[i] == '-')
{
s = ++i;
state = COMMENT_DTD;
}
else if (c == 0 || c == '\n')
{
leave = true;
}
break;
case JAVASCRIPT:
script = false;
if (c == '<' && strncasecmp(text + i, "!--", 3) == 0)
{
i += 3;
s = i;
}
else if (c == '<' && text[i] == '/')
{
if (strncasecmp(text + i + 1, "script", 6) == 0)
{
i--;
state = TAG_START;
outLangStart = i - 1;
}
}
else if (c == '/' && text[i] == '*')
state = JS_COMMENT_MULTI_LINE;
else if (c == '/' && text[i] == '/')
state = JS_COMMENT_SINGLE_LINE;
else if (isalpha(c))
state = JS_IDENTIFIER;
else if (c == '\'')
state = JS_STRING_SINGLE_QUOTES;
else if (c == '"')
state = JS_STRING_DOUBLE_QUOTES;
else if (c == 0 || c == '\n')
leave = true;
if ((leave || state != JAVASCRIPT) && s < i)
s = i - 1;
break;
case JS_COMMENT_MULTI_LINE:
if ((s == 0 || i > s + 1) && c == '*' && text[i] == '/')
{
s = i + 1;
state = JAVASCRIPT;
}
else if (c == 0 || c == '\n')
leave = true;
break;
case JS_COMMENT_SINGLE_LINE:
if (c == '-' && text[i] == '-')
{
s = i + 1;
state = TAG;
outLangStart = s;
}
else if (c == '\n' || c == 0)
{
state = JAVASCRIPT;
leave = true;
}
break;
case JS_IDENTIFIER:
if (!isalnum(c) && c != '_')
{
s = --i;
state = JAVASCRIPT;
}
break;
case JS_STRING_SINGLE_QUOTES:
case JS_STRING_DOUBLE_QUOTES:
if (!esc &&
((state == JS_STRING_SINGLE_QUOTES && c == '\'') ||
(state == JS_STRING_DOUBLE_QUOTES && c == '"')))
{
s = i;
state = JAVASCRIPT;
}
else if (c == '\n' || c == 0)
{
if (!(text[i - 2] == '\\' && text[i - 3] != '\\'))
state = JAVASCRIPT;
s = size;
leave = true;
}
else
esc = !esc && (c == '\\');
break;
case PHP_SCRIPT:
if (((c == '?' && !percent) || (c == '%' && percent)) &&
text[i] == '>')
{
s = ++i;
state = START;
outLangStart = s;
}
else if (isalpha(c))
{
state = PHP_IDENTIFIER;
}
else if (c == '"')
state = PHP_STRING_DOUBLE_QUOTES;
else if (c == '\'')
state = PHP_STRING_SINGLE_QUOTES;
else if (c == '#' || (c == '/' && text[i] == '/'))
state = PHP_COMMENT_SINGLE_LINE;
else if (c == '/' && text[i] == '*')
state = PHP_COMMENT_MULTI_LINE;
else if (c == 0 || c == '\n')
leave = true;
if ((leave || state != START) && s < i)
s = i - 1;
break;
case PHP_IDENTIFIER:
if (!isalnum(c) && c != '_')
{
s = --i;
state = PHP_SCRIPT;
}
break;
case PHP_STRING_DOUBLE_QUOTES:
if (!esc && c == '"')
{
s = i;
state = PHP_SCRIPT;
}
else if (c == '\n' || c == 0)
{
s = size;
leave = true;
}
else
esc = !esc && (c == '\\');
break;
case PHP_STRING_SINGLE_QUOTES:
if (!esc && c == '\'')
{
s = i;
state = PHP_SCRIPT;
}
else if (c == '\n' || c == 0)
{
s = size;
leave = true;
}
else
esc = !esc && (c == '\\');
break;
case PHP_COMMENT_MULTI_LINE:
if ((s == 0 || i > s + 1) && c == '*' && text[i] == '/')
{
s = i + 1;
state = PHP_SCRIPT;
}
else if (c == 0 || c == '\n')
{
leave = true;
}
else if (((percent && c == '%') || (!percent && c == '?')) &&
text[i] == '>')
{
s = i - 1;
s = ++i;
state = START;
outLangStart = s;
}
break;
case PHP_COMMENT_SINGLE_LINE:
if (c == 0 || c == '\n')
{
state = PHP_SCRIPT;
leave = true;
}
else if (((percent && c == '%') || (!percent && c == '?')) &&
text[i] == '>')
{
s = i - 1;
s = ++i;
state = START;
outLangStart = s;
}
break;
default: // error condition, gracefully leave the loop
leave = true;
break;
}
if (leave)
{
while (c != '\n' && c != 0 && i < inOffset)
c = get_char(i, size, text);
s = i;
leave = false;
}
}
if (state >= JAVASCRIPT && state <= JS_STRING_DOUBLE_QUOTES)
return kLanguageJs;
else if (state >= PHP_SCRIPT && state <= PHP_STRING_SINGLE_QUOTES)
return kLanguagePhp;
else
return kLanguageHtml;
} /* get_language_for_offset */
void ScanForFunctions(CLanguageProxy& proxy)
{
bool sorted = proxy.Sorted();
PopupList lstHeadings, lstAnchors, lstPhpFunctions, lstPhpClasses, lstJsFunctions, lstJsClasses;
const char *text = proxy.Text(), *max = text + proxy.Size();
if (*max != 0)
return;
if (strncasecmp(text, "<!--:javascript", 15) == 0)
text = JavaScript(text, lstJsFunctions, lstJsClasses, sorted);
else if (strncasecmp(text, "<!--:php", 8) == 0)
text = PhpScript(text + 11, lstPhpFunctions, lstPhpClasses, sorted);
while (*text && text < max)
{
text = skip(text, '<');
text = skip_whitespace(text);
switch (toupper(*text))
{
case '?':
text = PhpScript(text, lstPhpFunctions, lstPhpClasses, sorted);
break;
case 'A':
if (isspace(*++text))
text = anchor(text, proxy, lstAnchors, sorted);
else
text = skip_nc(text, '>');
break;
case 'L':
if (strncasecmp(text, "LINK", 4) == 0)
text = anchor(text + 4, proxy, lstAnchors, sorted);
else
text = skip_nc(text, '>');
break;
case 'H':
if (*++text >= '1' && *text <= '6')
{
text = heading(text, lstHeadings, sorted);
}
else
text = skip_nc(text, '>');
break;
case 'S':
if (strncasecmp(text, "SCRIPT", 6) == 0)
text = JavaScript(text, lstJsFunctions, lstJsClasses, sorted);
break;
default:
text = skip_nc(text + 1, '>');
break;
}
}
add_to_popup("PHP-Classes", lstPhpClasses, proxy);
add_to_popup("PHP-Functions", lstPhpFunctions, proxy);
add_to_popup("JS-Classes", lstJsClasses, proxy);
add_to_popup("JS-Functions", lstJsFunctions, proxy);
add_to_popup("HTML-Anchors", lstAnchors, proxy);
add_to_popup("HTML-Headings", lstHeadings, proxy);
} /* ScanForFunctions */
_EXPORT void ColorLine(CLanguageProxy& proxy, int32& state)
{
const char *text = proxy.Text();
int32 size = proxy.Size();
char c;
int32 i = 0, s = 0, kws = 0;
bool leave = false, esc = false;
proxy.SetColor(0, kColorText);
if (size <= 0)
return;
while (!leave)
{
GETCHAR;
switch (state)
{
case START:
if (c == '<')
state = TAG;
else if (c == '&')
state = SPECIAL;
else if (c == 0 || c == '\n')
leave = true;
if ((leave || state != START) && s < i)
{
proxy.SetColor(s, kColorText);
s = i - 1;
}
break;
case TAG:
case JSTAG:
switch (c)
{
case 0:
case '\n':
proxy.SetColor(s, kColorTag);
leave = true;
break;
case '>':
proxy.SetColor(s, kColorTag);
s = i;
proxy.SetColor(s, kColorText);
state--; // START
break;
case '"':
proxy.SetColor(s, kColorTag);
s = i - 1;
state++; // TAGSTRING1
break;
case '\'':
proxy.SetColor(s, kColorTag);
s = i - 1;
state += 2; // TAGSTRING2
break;
case '!':
if (i == s + 2)
{
proxy.SetColor(s, kColorTag);
state += 5; // COMMENT_DTD
}
break;
default:
if (isalpha(c))
{
proxy.SetColor(s, kColorTag);
s = i - 1;
kws = proxy.Move(tolower(c), 1);
state += 3; // TAGKEYWORD
}
break;
}
break;
case TAGSTRING1:
case JSTAGSTRING1:
if (c == '"')
{
proxy.SetColor(s, kColorString2);
s = i;
state--; // TAG
}
else if (c == '\n' || c == 0)
{
proxy.SetColor(s, kColorString2);
leave = true;
}
break;
case TAGSTRING2:
case JSTAGSTRING2:
if (c == '\'')
{
proxy.SetColor(s, kColorString2);
s = i;
state -= 2; // TAG
}
else if (c == '\n' || c == 0)
{
proxy.SetColor(s, kColorString2);
leave = true;
}
break;
case TAGKEYWORD:
case JSTAGKEYWORD:
if (! isalnum(c))
{
switch (proxy.IsKeyword(kws))
{
case 1: proxy.SetColor(s, kColorKeyword1); break;
case 2: proxy.SetColor(s, kColorUserSet1); break;
case 3: proxy.SetColor(s, kColorUserSet2); break;
case 4: proxy.SetColor(s, kColorUserSet3); break;
case 5: proxy.SetColor(s, kColorUserSet4); break;
default: proxy.SetColor(s, kColorTag); break;
}
if (strncasecmp(text + s, "SCRIPT", 6) == 0)
{
if (state == TAGKEYWORD)
state += JAVASCRIPT;
else
state -= JAVASCRIPT;
}
s = --i;
state -= 3; // TAG
}
else if (kws)
kws = proxy.Move(tolower(c), kws);
break;
case SPECIAL:
case JSSPECIAL:
if (c == 0 || c == '\n')
{
proxy.SetColor(s, kColorText);
state = START;
leave = true;
}
else if (c == ';')
{
proxy.SetColor(s, kColorCharConst);
s = i;
state = START;
}
else if (isspace(c))
state = START;
break;
case COMMENT_DTD:
case JSCOMMENT_DTD:
if (c == '-' && text[i] == '-' && i == s + 3 && text[i - 2] == '!' && text[i - 3] == '<')
{
proxy.SetColor(s, kColorTag);
s = i - 1;
state++;
}
else if (c == '>')
{
proxy.SetColor(s, kColorTag);
s = i;
state -= 5;
}
else if (c == 0 || c == '\n')
{
proxy.SetColor(s, kColorTag);
leave = true;
}
break;
case COMMENT:
if (c == '-' && text[i] == '-')
{
proxy.SetColor(s, kColorComment1);
s = ++i;
state = COMMENT_DTD;
}
else if (c == 0 || c == '\n')
{
proxy.SetColor(s, kColorComment1);
leave = true;
}
break;
case JSCOMMENT:
state = JAVASCRIPT;
i--;
break;
case JAVASCRIPT:
if (c == '<')
{
if (strncasecmp(text + i, "/script", 7) == 0)
state = JSTAG;
}
// {
// if (strncmp(text + i, "!--", 3))
// state = JSTAG;
// }
else if (c == '/' && text[i] == '*')
state = JS_COMMENT;
else if (c == '/' && text[i] == '/')
state = JS_LCOMMENT;
else if (isalpha(c))
{
kws = proxy.Move(tolower(c), 1);
state = JS_IDENT;
}
else if (c == '\'')
state = JS_STRING1;
else if (c == '"')
state = JS_STRING2;
else if (c == 0 || c == '\n')
leave = true;
if ((leave || state != JAVASCRIPT) && s < i)
{
proxy.SetColor(s, kColorText);
s = i - 1;
}
break;
case JS_COMMENT:
if ((s == 0 || i > s + 1) && c == '*' && text[i] == '/')
{
proxy.SetColor(s, kColorComment1);
s = i + 1;
state = JAVASCRIPT;
}
else if (c == 0 || c == '\n')
{
proxy.SetColor(s, kColorComment1);
leave = true;
}
break;
case JS_LCOMMENT:
proxy.SetColor(s, kColorComment1);
leave = true;
if (text[size - 1] == '\n')
state = JAVASCRIPT;
break;
case JS_IDENT:
if (!isalnum(c) && c != '_' && c != '.')
{
int32 kwc;
if (i > s + 1 && (kwc = proxy.IsKeyword(kws)) != 0)
{
switch (kwc)
{
case 1:
case 6: proxy.SetColor(s, kColorKeyword1); break;
case 2: proxy.SetColor(s, kColorUserSet1); break;
case 3: proxy.SetColor(s, kColorUserSet2); break;
case 4: proxy.SetColor(s, kColorUserSet3); break;
case 5: proxy.SetColor(s, kColorUserSet4); break;
// default: ASSERT(false);
}
}
else
{
proxy.SetColor(s, kColorText);
}
s = --i;
state = JAVASCRIPT;
}
else if (kws)
kws = proxy.Move((int)(unsigned char)c, kws);
break;
case JS_STRING1:
case JS_STRING2:
if (!esc &&
((state == JS_STRING1 && c == '\'') ||
(state == JS_STRING2 && c == '"')))
{
proxy.SetColor(s, kColorString1);
s = i;
state = JAVASCRIPT;
}
else if (c == '\n' || c == 0)
{
if (text[i - 2] == '\\' && text[i - 3] != '\\')
{
proxy.SetColor(s, kColorString1);
}
else
{
proxy.SetColor(s, kColorText);
state = JAVASCRIPT;
}
s = size;
leave = true;
}
else
esc = !esc && (c == '\\');
break;
default: // error condition, gracefully leave the loop
leave = true;
break;
}
}
} /* ColorLine */
