mirror of
https://git.do.srb2.org/STJr/ZoneBuilder.git
synced 2024-11-10 06:41:49 +00:00
194 lines
5.7 KiB
C++
194 lines
5.7 KiB
C++
|
// Scintilla source code edit control
|
||
|
/** @file LexBaan.cxx
|
||
|
** Lexer for Baan.
|
||
|
** Based heavily on LexCPP.cxx
|
||
|
**/
|
||
|
// Copyright 2001- by Vamsi Potluru <vamsi@who.net> & Praveen Ambekar <ambekarpraveen@yahoo.com>
|
||
|
// The License.txt file describes the conditions under which this software may be distributed.
|
||
|
|
||
|
#include <stdlib.h>
|
||
|
#include <string.h>
|
||
|
#include <ctype.h>
|
||
|
#include <stdio.h>
|
||
|
#include <stdarg.h>
|
||
|
|
||
|
#include "Platform.h"
|
||
|
|
||
|
#include "PropSet.h"
|
||
|
#include "Accessor.h"
|
||
|
#include "StyleContext.h"
|
||
|
#include "KeyWords.h"
|
||
|
#include "Scintilla.h"
|
||
|
#include "SciLexer.h"
|
||
|
|
||
|
#ifdef SCI_NAMESPACE
|
||
|
using namespace Scintilla;
|
||
|
#endif
|
||
|
|
||
|
static inline bool IsAWordChar(const int ch) {
|
||
|
return (ch < 0x80) && (isalnum(ch) || ch == '.' || ch == '_' || ch == '$' || ch == ':');
|
||
|
}
|
||
|
|
||
|
static inline bool IsAWordStart(const int ch) {
|
||
|
return (ch < 0x80) && (isalnum(ch) || ch == '_');
|
||
|
}
|
||
|
|
||
|
static void ColouriseBaanDoc(unsigned int startPos, int length, int initStyle, WordList *keywordlists[],
|
||
|
Accessor &styler) {
|
||
|
|
||
|
WordList &keywords = *keywordlists[0];
|
||
|
WordList &keywords2 = *keywordlists[1];
|
||
|
bool stylingWithinPreprocessor = styler.GetPropertyInt("styling.within.preprocessor") != 0;
|
||
|
|
||
|
if (initStyle == SCE_BAAN_STRINGEOL) // Does not leak onto next line
|
||
|
initStyle = SCE_BAAN_DEFAULT;
|
||
|
|
||
|
int visibleChars = 0;
|
||
|
|
||
|
StyleContext sc(startPos, length, initStyle, styler);
|
||
|
|
||
|
for (; sc.More(); sc.Forward()) {
|
||
|
|
||
|
if (sc.state == SCE_BAAN_OPERATOR) {
|
||
|
sc.SetState(SCE_BAAN_DEFAULT);
|
||
|
} else if (sc.state == SCE_BAAN_NUMBER) {
|
||
|
if (!IsAWordChar(sc.ch)) {
|
||
|
sc.SetState(SCE_BAAN_DEFAULT);
|
||
|
}
|
||
|
} else if (sc.state == SCE_BAAN_IDENTIFIER) {
|
||
|
if (!IsAWordChar(sc.ch)) {
|
||
|
char s[100];
|
||
|
sc.GetCurrentLowered(s, sizeof(s));
|
||
|
if (keywords.InList(s)) {
|
||
|
sc.ChangeState(SCE_BAAN_WORD);
|
||
|
} else if (keywords2.InList(s)) {
|
||
|
sc.ChangeState(SCE_BAAN_WORD2);
|
||
|
}
|
||
|
sc.SetState(SCE_BAAN_DEFAULT);
|
||
|
}
|
||
|
} else if (sc.state == SCE_BAAN_PREPROCESSOR) {
|
||
|
if (stylingWithinPreprocessor) {
|
||
|
if (IsASpace(sc.ch)) {
|
||
|
sc.SetState(SCE_BAAN_DEFAULT);
|
||
|
}
|
||
|
} else {
|
||
|
if (sc.atLineEnd && (sc.chNext != '^')) {
|
||
|
sc.SetState(SCE_BAAN_DEFAULT);
|
||
|
}
|
||
|
}
|
||
|
} else if (sc.state == SCE_BAAN_COMMENT) {
|
||
|
if (sc.atLineEnd) {
|
||
|
sc.SetState(SCE_BAAN_DEFAULT);
|
||
|
}
|
||
|
} else if (sc.state == SCE_BAAN_COMMENTDOC) {
|
||
|
if (sc.MatchIgnoreCase("enddllusage")) {
|
||
|
for (unsigned int i = 0; i < 10; i++){
|
||
|
sc.Forward();
|
||
|
}
|
||
|
sc.ForwardSetState(SCE_BAAN_DEFAULT);
|
||
|
}
|
||
|
} else if (sc.state == SCE_BAAN_STRING) {
|
||
|
if (sc.ch == '\"') {
|
||
|
sc.ForwardSetState(SCE_BAAN_DEFAULT);
|
||
|
} else if ((sc.atLineEnd) && (sc.chNext != '^')) {
|
||
|
sc.ChangeState(SCE_BAAN_STRINGEOL);
|
||
|
sc.ForwardSetState(SCE_C_DEFAULT);
|
||
|
visibleChars = 0;
|
||
|
}
|
||
|
}
|
||
|
|
||
|
if (sc.state == SCE_BAAN_DEFAULT) {
|
||
|
if (IsADigit(sc.ch) || (sc.ch == '.' && IsADigit(sc.chNext))) {
|
||
|
sc.SetState(SCE_BAAN_NUMBER);
|
||
|
} else if (sc.MatchIgnoreCase("dllusage")){
|
||
|
sc.SetState(SCE_BAAN_COMMENTDOC);
|
||
|
do {
|
||
|
sc.Forward();
|
||
|
} while ((!sc.atLineEnd) && sc.More());
|
||
|
} else if (IsAWordStart(sc.ch)) {
|
||
|
sc.SetState(SCE_BAAN_IDENTIFIER);
|
||
|
} else if (sc.Match('|')){
|
||
|
sc.SetState(SCE_BAAN_COMMENT);
|
||
|
} else if (sc.ch == '\"') {
|
||
|
sc.SetState(SCE_BAAN_STRING);
|
||
|
} else if (sc.ch == '#' && visibleChars == 0) {
|
||
|
// Preprocessor commands are alone on their line
|
||
|
sc.SetState(SCE_BAAN_PREPROCESSOR);
|
||
|
// Skip whitespace between # and preprocessor word
|
||
|
do {
|
||
|
sc.Forward();
|
||
|
} while (IsASpace(sc.ch) && sc.More());
|
||
|
} else if (isoperator(static_cast<char>(sc.ch))) {
|
||
|
sc.SetState(SCE_BAAN_OPERATOR);
|
||
|
}
|
||
|
}
|
||
|
if (sc.atLineEnd) {
|
||
|
// Reset states to begining of colourise so no surprises
|
||
|
// if different sets of lines lexed.
|
||
|
visibleChars = 0;
|
||
|
}
|
||
|
if (!IsASpace(sc.ch)) {
|
||
|
visibleChars++;
|
||
|
}
|
||
|
}
|
||
|
sc.Complete();
|
||
|
}
|
||
|
|
||
|
static void FoldBaanDoc(unsigned int startPos, int length, int initStyle, WordList *[],
|
||
|
Accessor &styler) {
|
||
|
bool foldComment = styler.GetPropertyInt("fold.comment") != 0;
|
||
|
bool foldCompact = styler.GetPropertyInt("fold.compact", 1) != 0;
|
||
|
unsigned int endPos = startPos + length;
|
||
|
int visibleChars = 0;
|
||
|
int lineCurrent = styler.GetLine(startPos);
|
||
|
int levelPrev = styler.LevelAt(lineCurrent) & SC_FOLDLEVELNUMBERMASK;
|
||
|
int levelCurrent = levelPrev;
|
||
|
char chNext = styler[startPos];
|
||
|
int styleNext = styler.StyleAt(startPos);
|
||
|
int style = initStyle;
|
||
|
for (unsigned int i = startPos; i < endPos; i++) {
|
||
|
char ch = chNext;
|
||
|
chNext = styler.SafeGetCharAt(i + 1);
|
||
|
int stylePrev = style;
|
||
|
style = styleNext;
|
||
|
styleNext = styler.StyleAt(i + 1);
|
||
|
bool atEOL = (ch == '\r' && chNext != '\n') || (ch == '\n');
|
||
|
if (foldComment &&
|
||
|
(style == SCE_BAAN_COMMENT || style == SCE_BAAN_COMMENTDOC)) {
|
||
|
if (style != stylePrev) {
|
||
|
levelCurrent++;
|
||
|
} else if ((style != styleNext) && !atEOL) {
|
||
|
// Comments don't end at end of line and the next character may be unstyled.
|
||
|
levelCurrent--;
|
||
|
}
|
||
|
}
|
||
|
if (style == SCE_BAAN_OPERATOR) {
|
||
|
if (ch == '{') {
|
||
|
levelCurrent++;
|
||
|
} else if (ch == '}') {
|
||
|
levelCurrent--;
|
||
|
}
|
||
|
}
|
||
|
if (atEOL) {
|
||
|
int lev = levelPrev;
|
||
|
if (visibleChars == 0 && foldCompact)
|
||
|
lev |= SC_FOLDLEVELWHITEFLAG;
|
||
|
if ((levelCurrent > levelPrev) && (visibleChars > 0))
|
||
|
lev |= SC_FOLDLEVELHEADERFLAG;
|
||
|
if (lev != styler.LevelAt(lineCurrent)) {
|
||
|
styler.SetLevel(lineCurrent, lev);
|
||
|
}
|
||
|
lineCurrent++;
|
||
|
levelPrev = levelCurrent;
|
||
|
visibleChars = 0;
|
||
|
}
|
||
|
if (!isspacechar(ch))
|
||
|
visibleChars++;
|
||
|
}
|
||
|
// Fill in the real level of the next line, keeping the current flags as they will be filled in later
|
||
|
int flagsNext = styler.LevelAt(lineCurrent) & ~SC_FOLDLEVELNUMBERMASK;
|
||
|
styler.SetLevel(lineCurrent, levelPrev | flagsNext);
|
||
|
}
|
||
|
|
||
|
LexerModule lmBaan(SCLEX_BAAN, ColouriseBaanDoc, "baan", FoldBaanDoc);
|