1 files changed, 309 insertions, 0 deletions
diff --git a/src/LexGui4Cli.cpp b/src/LexGui4Cli.cpp
new file mode 100755
index 0000000..f76fff6
--- /dev/null
+++ b/src/LexGui4Cli.cpp
@@ -0,0 +1,309 @@
+// Scintilla source code edit control
+// Copyright 1998-2002 by Neil Hodgson <neilh@scintilla.org>
+/*
+This is the Lexer for Gui4Cli, included in SciLexer.dll
+- by d. Keletsekis, 2/10/2003
+
+To add to SciLexer.dll:
+1. Add the values below to INCLUDE\Scintilla.iface
+2. Run the include/HFacer.py script
+3. Run the src/lexGen.py script
+
+val SCE_GC_DEFAULT=0
+val SCE_GC_COMMENTLINE=1
+val SCE_GC_COMMENTBLOCK=2
+val SCE_GC_GLOBAL=3
+val SCE_GC_EVENT=4
+val SCE_GC_ATTRIBUTE=5
+val SCE_GC_CONTROL=6
+val SCE_GC_COMMAND=7
+val SCE_GC_STRING=8
+val SCE_GC_OPERATOR=9
+*/
+
+#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"
+
+#define debug Platform::DebugPrintf
+
+static inline bool IsAWordChar(const int ch) {
+	return (ch < 0x80) && (isalnum(ch) || ch == '.' || ch == '_' || ch =='\\');
+}
+
+static inline bool IsAWordStart(const int ch) {
+	return (ch < 0x80) && (isalnum(ch) || ch == '_' || ch == '.');
+}
+
+inline bool isGCOperator(int ch)
+{	if (isalnum(ch))
+		return false;
+	// '.' left out as it is used to make up numbers
+	if (ch == '*' || ch == '/' || ch == '-' || ch == '+' ||
+		 ch == '(' || ch == ')' || ch == '=' || ch == '%' ||
+		 ch == '[' || ch == ']' || ch == '<' || ch == '>' ||
+		 ch == ',' || ch == ';' || ch == ':')
+		return true;
+	return false;
+}
+
+#define isSpace(x)		((x)==' ' || (x)=='\t')
+#define isNL(x)			((x)=='\n' || (x)=='\r')
+#define isSpaceOrNL(x)  (isSpace(x) || isNL(x))
+#define BUFFSIZE 500
+#define isFoldPoint(x)  ((styler.LevelAt(x) & SC_FOLDLEVELNUMBERMASK) == 1024)
+
+static void colorFirstWord(WordList *keywordlists[], Accessor &styler,
+									StyleContext *sc, char *buff, int length, int)
+{
+	int c = 0;
+	while (sc->More() && isSpaceOrNL(sc->ch))
+	{	sc->Forward();
+	}
+	styler.ColourTo(sc->currentPos - 1, sc->state);
+
+	if (!IsAWordChar(sc->ch)) // comment, marker, etc..
+		return;
+
+	while (sc->More() && !isSpaceOrNL(sc->ch) && (c < length-1) && !isGCOperator(sc->ch))
+	{	buff[c] = static_cast<char>(sc->ch);
+		++c; sc->Forward();
+	}
+	buff[c] = '\0';
+	char *p = buff;
+	while (*p)	// capitalize..
+	{	if (islower(*p)) *p = static_cast<char>(toupper(*p));
+		++p;
+	}
+
+	WordList &kGlobal		= *keywordlists[0];	// keyword lists set by the user
+	WordList &kEvent		= *keywordlists[1];
+	WordList &kAttribute	= *keywordlists[2];
+	WordList &kControl	= *keywordlists[3];
+	WordList &kCommand	= *keywordlists[4];
+
+	int state = 0;
+	// int level = styler.LevelAt(line) & SC_FOLDLEVELNUMBERMASK;
+	// debug ("line = %d, level = %d", line, level);
+
+	if	     (kGlobal.InList(buff))		state = SCE_GC_GLOBAL;
+	else if (kAttribute.InList(buff))	state = SCE_GC_ATTRIBUTE;
+	else if (kControl.InList(buff))		state = SCE_GC_CONTROL;
+	else if (kCommand.InList(buff))		state = SCE_GC_COMMAND;
+	else if (kEvent.InList(buff))			state = SCE_GC_EVENT;
+
+	if (state)
+	{	sc->ChangeState(state);
+		styler.ColourTo(sc->currentPos - 1, sc->state);
+		sc->ChangeState(SCE_GC_DEFAULT);
+	}
+	else
+	{	sc->ChangeState(SCE_GC_DEFAULT);
+		styler.ColourTo(sc->currentPos - 1, sc->state);
+	}
+}
+
+// Main colorizing function called by Scintilla
+static void
+ColouriseGui4CliDoc(unsigned int startPos, int length, int initStyle,
+                    WordList *keywordlists[], Accessor &styler)
+{
+	styler.StartAt(startPos);
+
+	int quotestart = 0, oldstate, currentline = styler.GetLine(startPos);
+	styler.StartSegment(startPos);
+	bool noforward;
+	char buff[BUFFSIZE+1];	// buffer for command name
+
+	StyleContext sc(startPos, length, initStyle, styler);
+	buff[0] = '\0'; // cbuff = 0;
+
+	if (sc.state != SCE_GC_COMMENTBLOCK) // colorize 1st word..
+		colorFirstWord(keywordlists, styler, &sc, buff, BUFFSIZE, currentline);
+
+	while (sc.More())
+	{	noforward = 0;
+
+		switch (sc.ch)
+		{
+			case '/':
+				if (sc.state == SCE_GC_COMMENTBLOCK || sc.state == SCE_GC_STRING)
+					break;
+				if (sc.chNext == '/')	// line comment
+				{	sc.SetState (SCE_GC_COMMENTLINE);
+					sc.Forward();
+					styler.ColourTo(sc.currentPos, sc.state);
+				}
+				else if (sc.chNext == '*')	// block comment
+				{	sc.SetState(SCE_GC_COMMENTBLOCK);
+					sc.Forward();
+					styler.ColourTo(sc.currentPos, sc.state);
+				}
+				else
+					styler.ColourTo(sc.currentPos, sc.state);
+				break;
+
+			case '*':	// end of comment block, or operator..
+				if (sc.state == SCE_GC_STRING)
+					break;
+				if (sc.state == SCE_GC_COMMENTBLOCK && sc.chNext == '/')
+				{	sc.Forward();
+					styler.ColourTo(sc.currentPos, sc.state);
+					sc.ChangeState (SCE_GC_DEFAULT);
+				}
+				else
+					styler.ColourTo(sc.currentPos, sc.state);
+				break;
+
+			case '\'':	case '\"': // strings..
+				if (sc.state == SCE_GC_COMMENTBLOCK || sc.state == SCE_GC_COMMENTLINE)
+					break;
+				if (sc.state == SCE_GC_STRING)
+				{	if (sc.ch == quotestart)	// match same quote char..
+					{	styler.ColourTo(sc.currentPos, sc.state);
+						sc.ChangeState(SCE_GC_DEFAULT);
+						quotestart = 0;
+				}	}
+				else
+				{	styler.ColourTo(sc.currentPos - 1, sc.state);
+					sc.ChangeState(SCE_GC_STRING);
+					quotestart = sc.ch;
+				}
+				break;
+
+			case ';':	// end of commandline character
+				if (sc.state != SCE_GC_COMMENTBLOCK && sc.state != SCE_GC_COMMENTLINE &&
+					 sc.state != SCE_GC_STRING)
+				{
+					styler.ColourTo(sc.currentPos - 1, sc.state);
+					styler.ColourTo(sc.currentPos, SCE_GC_OPERATOR);
+					sc.ChangeState(SCE_GC_DEFAULT);
+					sc.Forward();
+					colorFirstWord(keywordlists, styler, &sc, buff, BUFFSIZE, currentline);
+					noforward = 1; // don't move forward - already positioned at next char..
+				}
+				break;
+
+			case '+': case '-': case '=':	case '!':	// operators..
+			case '<': case '>': case '&': case '|': case '$':
+				if (sc.state != SCE_GC_COMMENTBLOCK && sc.state != SCE_GC_COMMENTLINE &&
+					 sc.state != SCE_GC_STRING)
+				{
+					styler.ColourTo(sc.currentPos - 1, sc.state);
+					styler.ColourTo(sc.currentPos, SCE_GC_OPERATOR);
+					sc.ChangeState(SCE_GC_DEFAULT);
+				}
+				break;
+
+			case '\\':	// escape - same as operator, but also mark in strings..
+				if (sc.state != SCE_GC_COMMENTBLOCK && sc.state != SCE_GC_COMMENTLINE)
+				{
+					oldstate = sc.state;
+					styler.ColourTo(sc.currentPos - 1, sc.state);
+					sc.Forward(); // mark also the next char..
+					styler.ColourTo(sc.currentPos, SCE_GC_OPERATOR);
+					sc.ChangeState(oldstate);
+				}
+				break;
+
+			case '\n': case '\r':
+				++currentline;
+				if (sc.state == SCE_GC_COMMENTLINE)
+				{	styler.ColourTo(sc.currentPos, sc.state);
+					sc.ChangeState (SCE_GC_DEFAULT);
+				}
+				else if (sc.state != SCE_GC_COMMENTBLOCK)
+				{	colorFirstWord(keywordlists, styler, &sc, buff, BUFFSIZE, currentline);
+					noforward = 1; // don't move forward - already positioned at next char..
+				}
+				break;
+
+//			case ' ': case '\t':
+//			default :
+		}
+
+		if (!noforward) sc.Forward();
+
+	}
+	sc.Complete();
+}
+
+// Main folding function called by Scintilla - (based on props (.ini) files function)
+static void FoldGui4Cli(unsigned int startPos, int length, int,
+								WordList *[], Accessor &styler)
+{
+	bool foldCompact = styler.GetPropertyInt("fold.compact", 1) != 0;
+
+	unsigned int endPos = startPos + length;
+	int visibleChars = 0;
+	int lineCurrent = styler.GetLine(startPos);
+
+	char chNext = styler[startPos];
+	int styleNext = styler.StyleAt(startPos);
+	bool headerPoint = false;
+
+	for (unsigned int i = startPos; i < endPos; i++)
+	{
+		char ch = chNext;
+		chNext = styler[i+1];
+
+		int style = styleNext;
+		styleNext = styler.StyleAt(i + 1);
+		bool atEOL = (ch == '\r' && chNext != '\n') || (ch == '\n');
+
+		if (style == SCE_GC_EVENT || style == SCE_GC_GLOBAL)
+		{	headerPoint = true; // fold at events and globals
+		}
+
+		if (atEOL)
+		{	int lev = SC_FOLDLEVELBASE+1;
+
+			if (headerPoint)
+				lev = SC_FOLDLEVELBASE;
+
+			if (visibleChars == 0 && foldCompact)
+				lev |= SC_FOLDLEVELWHITEFLAG;
+
+			if (headerPoint)
+				lev |= SC_FOLDLEVELHEADERFLAG;
+
+			if (lev != styler.LevelAt(lineCurrent)) // set level, if not already correct
+			{	styler.SetLevel(lineCurrent, lev);
+			}
+
+			lineCurrent++;		// re-initialize our flags
+			visibleChars = 0;
+			headerPoint = false;
+		}
+
+		if (!(isspacechar(ch))) // || (style == SCE_GC_COMMENTLINE) || (style != SCE_GC_COMMENTBLOCK)))
+			visibleChars++;
+	}
+
+	int lev = headerPoint ? SC_FOLDLEVELBASE : SC_FOLDLEVELBASE+1;
+	int flagsNext = styler.LevelAt(lineCurrent) & ~SC_FOLDLEVELNUMBERMASK;
+	styler.SetLevel(lineCurrent, lev | flagsNext);
+}
+
+// I have no idea what these are for.. probably accessible by some message.
+static const char * const gui4cliWordListDesc[] = {
+	"Globals", "Events", "Attributes", "Control", "Commands",
+	0
+};
+
+// Declare language & pass our function pointers to Scintilla
+LexerModule lmGui4Cli(SCLEX_GUI4CLI, ColouriseGui4CliDoc, "gui4cli", FoldGui4Cli, gui4cliWordListDesc);
+
+#undef debug
+