notepad-plus-plus/scintilla/lexers/LexKix.cxx

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// Scintilla source code edit control
/** @file LexKix.cxx
** Lexer for KIX-Scripts.
**/
// Copyright 2004 by Manfred Becker <manfred@becker-trdf.de>
// The License.txt file describes the conditions under which this software may be distributed.
// Edited by Lee Wilmott (24-Jun-2014) added support for block comments
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <stdarg.h>
#include <assert.h>
#include <ctype.h>
#include "ILexer.h"
#include "Scintilla.h"
#include "SciLexer.h"
#include "WordList.h"
#include "LexAccessor.h"
#include "Accessor.h"
#include "StyleContext.h"
#include "CharacterSet.h"
#include "LexerModule.h"
#ifdef SCI_NAMESPACE
using namespace Scintilla;
#endif
// Extended to accept accented characters
static inline bool IsAWordChar(int ch) {
return ch >= 0x80 || isalnum(ch) || ch == '_';
}
static inline bool IsOperator(const int ch) {
return (ch == '+' || ch == '-' || ch == '*' || ch == '/' || ch == '&' || ch == '|' || ch == '<' || ch == '>' || ch == '=');
}
static void ColouriseKixDoc(unsigned int startPos, int length, int initStyle,
WordList *keywordlists[], Accessor &styler) {
WordList &keywords = *keywordlists[0];
WordList &keywords2 = *keywordlists[1];
WordList &keywords3 = *keywordlists[2];
// WordList &keywords4 = *keywordlists[3];
styler.StartAt(startPos);
StyleContext sc(startPos, length, initStyle, styler);
for (; sc.More(); sc.Forward()) {
if (sc.state == SCE_KIX_COMMENT) {
if (sc.atLineEnd) {
sc.SetState(SCE_KIX_DEFAULT);
}
} else if (sc.state == SCE_KIX_COMMENTSTREAM) {
if (sc.ch == '/' && sc.chPrev == '*') {
sc.ForwardSetState(SCE_KIX_DEFAULT);
}
} else if (sc.state == SCE_KIX_STRING1) {
// This is a doubles quotes string
if (sc.ch == '\"') {
sc.ForwardSetState(SCE_KIX_DEFAULT);
}
} else if (sc.state == SCE_KIX_STRING2) {
// This is a single quote string
if (sc.ch == '\'') {
sc.ForwardSetState(SCE_KIX_DEFAULT);
}
} else if (sc.state == SCE_KIX_NUMBER) {
if (!IsADigit(sc.ch)) {
sc.SetState(SCE_KIX_DEFAULT);
}
} else if (sc.state == SCE_KIX_VAR) {
if (!IsAWordChar(sc.ch)) {
sc.SetState(SCE_KIX_DEFAULT);
}
} else if (sc.state == SCE_KIX_MACRO) {
if (!IsAWordChar(sc.ch) && !IsADigit(sc.ch)) {
char s[100];
sc.GetCurrentLowered(s, sizeof(s));
if (!keywords3.InList(&s[1])) {
sc.ChangeState(SCE_KIX_DEFAULT);
}
sc.SetState(SCE_KIX_DEFAULT);
}
} else if (sc.state == SCE_KIX_OPERATOR) {
if (!IsOperator(sc.ch)) {
sc.SetState(SCE_KIX_DEFAULT);
}
} else if (sc.state == SCE_KIX_IDENTIFIER) {
if (!IsAWordChar(sc.ch)) {
char s[100];
sc.GetCurrentLowered(s, sizeof(s));
if (keywords.InList(s)) {
sc.ChangeState(SCE_KIX_KEYWORD);
} else if (keywords2.InList(s)) {
sc.ChangeState(SCE_KIX_FUNCTIONS);
}
sc.SetState(SCE_KIX_DEFAULT);
}
}
// Determine if a new state should be entered.
if (sc.state == SCE_KIX_DEFAULT) {
if (sc.ch == ';') {
sc.SetState(SCE_KIX_COMMENT);
} else if (sc.ch == '/' && sc.chNext == '*') {
sc.SetState(SCE_KIX_COMMENTSTREAM);
} else if (sc.ch == '\"') {
sc.SetState(SCE_KIX_STRING1);
} else if (sc.ch == '\'') {
sc.SetState(SCE_KIX_STRING2);
} else if (sc.ch == '$') {
sc.SetState(SCE_KIX_VAR);
} else if (sc.ch == '@') {
sc.SetState(SCE_KIX_MACRO);
} else if (IsADigit(sc.ch) || ((sc.ch == '.' || sc.ch == '&') && IsADigit(sc.chNext))) {
sc.SetState(SCE_KIX_NUMBER);
} else if (IsOperator(sc.ch)) {
sc.SetState(SCE_KIX_OPERATOR);
} else if (IsAWordChar(sc.ch)) {
sc.SetState(SCE_KIX_IDENTIFIER);
}
}
}
sc.Complete();
}
LexerModule lmKix(SCLEX_KIX, ColouriseKixDoc, "kix");