make the message stuff work better

git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@6853 a592a061-630c-0410-9148-cb99ea01b6c8

src/ChangeLog

@@ -1,5 +1,11 @@
 2003-04-25  Lars Gullik Bjønnes  <larsbj@gullik.net>
 
+	* messages.C: make case where setlocale cannot comply work better.
+
+	* buffer.C (updateDocLang): new function
+	(changeLanguage): use it
+	(readFile): use it
+
 	* text2.C (setCounter): use B_ a bit.
 
 	* lyxlayout.C (Read): be sure to trim the label strings.

src/buffer.C

@@ -500,8 +500,7 @@ bool Buffer::readFile(LyXLex & lex, string const & filename)
 	// After we have read a file, we must ensure that the buffer
 	// language is set and used in the gui.
 	// If you know of a better place to put this, please tell me. (Lgb)
-	messages_.reset(new Messages(params.language->code(),
-				     "/usr/local/share/locale"));
+	updateDocLang(params.language);
 	
 	return ret;
 }
@@ -2215,14 +2214,22 @@ void Buffer::redraw()
 
 void Buffer::changeLanguage(Language const * from, Language const * to)
 {
+	lyxerr << "Changing Language!" << endl;
+	
 	// Take care of l10n/i18n
-	messages_.reset(new Messages(to->code(), "/usr/local/share/locale"));
+	updateDocLang(to);
 
 	ParIterator end = par_iterator_end();
 	for (ParIterator it = par_iterator_begin(); it != end; ++it)
 		(*it)->changeLanguage(params, from, to);
 }
 
+	
+void Buffer::updateDocLang(Language const * nlang)
+{
+	messages_.reset(new Messages(nlang->code(), "/usr/local/share/locale"));
+}
+
 
 bool Buffer::isMultiLingual()
 {

src/buffer.h

@@ -262,6 +262,10 @@ public:
 
 	///
 	void changeLanguage(Language const * from, Language const * to);
+
+	///
+	void updateDocLang(Language const * nlang);
+
 	///
 	bool isMultiLingual();
 

src/frontends/controllers/ChangeLog

@@ -1,3 +1,8 @@
+2003-04-25  Lars Gullik Bjønnes  <larsbj@gullik.net>
+
+	* ControlDocument.C (setLanguage): call updateDocLang when not
+	calling changeLanguage.
+
 2003-04-10  John Levon  <levon@movementarian.org>
 
 	* ControlTabular.h:

src/frontends/controllers/ControlDocument.C

@@ -95,10 +95,14 @@ void ControlDocument::setLanguage()
 	Language const * oldL = buffer()->params.language;
 	Language const * newL = bp_->language;
 
-	if (oldL != newL
-	    && oldL->RightToLeft() == newL->RightToLeft()
-	    && !lv_.buffer()->isMultiLingual())
-		lv_.buffer()->changeLanguage(oldL, newL);
+	if (oldL != newL) {
+		
+		if (oldL->RightToLeft() == newL->RightToLeft()
+		    && !lv_.buffer()->isMultiLingual())
+			lv_.buffer()->changeLanguage(oldL, newL);
+		else
+		    lv_.buffer()->updateDocLang(newL);
+	}
 }
 
 

src/messages.C

@@ -88,11 +88,13 @@ public:
 	string const get(string const & m) const
 	{
 		char * old = strdup(setlocale(LC_ALL, 0));
-		setlocale(LC_ALL, lang_.c_str());
+		char * n = setlocale(LC_ALL, lang_.c_str());
 		const char* msg = gettext(m.c_str());
 		setlocale(LC_ALL, old);
 		free(old);
-		return string(msg);
+		// If we are unable to honour the request we just
+		// return what we got in.
+		return (!n ? m : string(msg));
 	}
 private:
 	///