From 487e9ad92aa604490cbaae148a281fccc90dc0bd Mon Sep 17 00:00:00 2001
From: Vincent van Ravesteijn <vfr@lyx.org>
Date: Fri, 12 Mar 2010 18:36:19 +0000
Subject: [PATCH] Fix bug #6377: Tex2lyx error with multiple languages.

We have to set the language again when a new paragraph is started. Otherwise the n'th paragraph in a certain language is set to the document language.

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@33727 a592a061-630c-0410-9148-cb99ea01b6c8
---
 src/tex2lyx/Context.cpp |  5 ++++-
 src/tex2lyx/Context.h   |  2 ++
 src/tex2lyx/text.cpp    | 10 +++-------
 3 files changed, 9 insertions(+), 8 deletions(-)

diff --git a/src/tex2lyx/Context.cpp b/src/tex2lyx/Context.cpp
index 33050489a0..2db797d67d 100644
--- a/src/tex2lyx/Context.cpp
+++ b/src/tex2lyx/Context.cpp
@@ -50,7 +50,8 @@ bool operator==(TeXFont const & f1, TeXFont const & f2)
 		f1.size == f2.size &&
 		f1.family == f2.family &&
 		f1.series == f2.series &&
-		f1.shape == f2.shape;
+		f1.shape == f2.shape &&
+		f1.language == f2.language;
 }
 
 
@@ -65,6 +66,8 @@ void output_font_change(ostream & os, TeXFont const & oldfont,
 		os << "\n\\shape " << newfont.shape << '\n';
 	if (oldfont.size != newfont.size)
 		os << "\n\\size " << newfont.size << '\n';
+	if (oldfont.language != newfont.language)
+		os << "\n\\lang " << newfont.language << '\n';
 }
 
 
diff --git a/src/tex2lyx/Context.h b/src/tex2lyx/Context.h
index c5c45b06fb..ccd9c0541b 100644
--- a/src/tex2lyx/Context.h
+++ b/src/tex2lyx/Context.h
@@ -40,11 +40,13 @@ public:
 		family = "default";
 		series = "default";
 		shape = "default";
+		language = "default";
 	}
 	std::string size;
 	std::string family;
 	std::string series;
 	std::string shape;
+	std::string language;
 };
 
 
diff --git a/src/tex2lyx/text.cpp b/src/tex2lyx/text.cpp
index 188152078b..b70e1e4686 100644
--- a/src/tex2lyx/text.cpp
+++ b/src/tex2lyx/text.cpp
@@ -1121,8 +1121,6 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
 		Context & context)
 {
 	Layout const * newlayout = 0;
-	// store the current selectlanguage to be used after \foreignlanguage
-	string selectlang;
 	// Store the latest bibliographystyle (needed for bibtex inset)
 	string bibliographystyle;
 	bool const use_natbib = used_packages.find("natbib") != used_packages.end();
@@ -2215,10 +2213,8 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
 			// save the language for the case that a
 			// \foreignlanguage is used 
 
-			//FIXME: this is wrong, the language should
-			// be saved in the context. (JMarc)
-			selectlang = subst(p.verbatim_item(), "\n", " ");
-			os << "\\lang " << selectlang << "\n";
+			context.font.language = subst(p.verbatim_item(), "\n", " ");
+			os << "\\lang " << context.font.language << "\n";
 		}
 
 		else if (t.cs() == "foreignlanguage") {
@@ -2229,7 +2225,7 @@ void parse_text(Parser & p, ostream & os, unsigned flags, bool outer,
 			// has to be parsed (like for \textsf, for
 			// example). 
 			// set back to last selectlanguage
-			os << "\n\\lang " << selectlang << "\n";
+			os << "\n\\lang " << context.font.language << "\n";
 		}
 
 		else if (t.cs() == "inputencoding") {