text: // 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(Sci_PositionU startPos, Sci_Position 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");
  
  