fix problems with ] in optional latex arguments

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@8919 a592a061-630c-0410-9148-cb99ea01b6c8

src/ChangeLog

@@ -19,6 +19,14 @@
 
 2004-08-13  Jean-Marc Lasgouttes  <lasgouttes@lyx.org>
 
+	* paragraph_pimpl.C (simpleTeXSpecialChars): remove special
+	treatment for ']'
+
+	* paragraph.C (simpleTeXOnePar): when we have a \item with
+	optional argument, enclose the argument with curly brackets (in
+	case it contains a closing square bracket)
+
+	* text2.C (editXY): 
 	* text2.C (editXY):
 	* text3.C (checkInsetHit): constify
 

src/insets/ChangeLog

@@ -1,7 +1,9 @@
 2004-08-13  Jean-Marc Lasgouttes  <lasgouttes@lyx.org>
 
-	* insettext.C (editXY): 
+	* insetoptarg.C (latexOptional): if the optional argument contains
+	a ']' enclose it in {curly brackets}
 
+	* insettext.C (editXY): 
 	* insettabular.C (editXY): 
 	* insetcollapsable.C (editXY): 
 	* insetbase.C (editXY): constify

src/insets/insetoptarg.C

@@ -17,10 +17,12 @@
 #include "LColor.h"
 #include "paragraph.h"
 
+#include <sstream>
 
 using std::string;
 using std::auto_ptr;
 using std::ostream;
+using std::ostringstream;
 
 
 InsetOptArg::InsetOptArg(BufferParams const & ins)
@@ -72,8 +74,11 @@ int InsetOptArg::latex(Buffer const &, ostream &,
 int InsetOptArg::latexOptional(Buffer const & buf, ostream & os,
 			       OutputParams const & runparams) const
 {
-	os << '[';
-	int const i = InsetText::latex(buf, os, runparams);
-	os << ']';
-	return i + 2;
+	ostringstream ss;
+	InsetText::latex(buf, ss, runparams);
+	string str = ss.str();
+	if (str.find(']') != string::npos) 
+		str = '{' + str + '}';
+	os << '[' << str << ']';
+	return str.length() + 2;
 }

src/paragraph.C

@@ -920,8 +920,10 @@ bool Paragraph::simpleTeXOnePar(Buffer const & buf,
 	unsigned int column = 0;
 
 	if (body_pos > 0) {
-		os << '[';
-		++column;
+		// the optional argument is kept in curly brackets in
+		// case it contains a ']'
+		os << "[{";
+		column += 2;
 		basefont = getLabelFont(bparams, outerfont);
 	} else {
 		basefont = getLayoutFont(bparams, outerfont);
@@ -959,8 +961,8 @@ bool Paragraph::simpleTeXOnePar(Buffer const & buf,
 				}
 				basefont = getLayoutFont(bparams, outerfont);
 				running_font = basefont;
-				os << ']';
-				++column;
+				os << "}] ";
+				column +=3;
 			}
 			if (style->isCommand()) {
 				os << '{';

src/paragraph_pimpl.C

@@ -666,7 +666,7 @@ void Paragraph::Pimpl::simpleTeXSpecialChars(Buffer const & buf,
 			column += 17;
 			break;
 
-		case '*': case '[': case ']':
+		case '*': case '[': 
 			// avoid being mistaken for optional arguments
 			os << '{' << c << '}';
 			column += 2;