+Language const * ignore_language = 0;
+Language const * default_language = 0;
+Language const * latex_language = 0;
+Language const * reset_language = 0;
+
+
+bool Language::isPolyglossiaExclusive() const
+{
+ return babel().empty() && !polyglossia().empty() && requires().empty();
+}
+
+
+docstring const Language::translateLayout(string const & m) const
+{
+ if (m.empty())
+ return docstring();
+
+ if (!isAscii(m)) {
+ lyxerr << "Warning: not translating `" << m
+ << "' because it is not pure ASCII.\n";
+ return from_utf8(m);
+ }
+
+ TranslationMap::const_iterator it = layoutTranslations_.find(m);
+ if (it != layoutTranslations_.end())
+ return it->second;
+
+ docstring t = from_ascii(m);
+ cleanTranslation(t);
+ return t;
+}
+
+
+bool Language::readLanguage(Lexer & lex)
+{
+ enum LanguageTags {
+ LA_AS_BABELOPTS = 1,
+ LA_BABELNAME,
+ LA_ENCODING,
+ LA_END,
+ LA_FONTENC,
+ LA_GUINAME,
+ LA_INTERNAL_ENC,
+ LA_LANG_CODE,
+ LA_LANG_VARIETY,
+ LA_POLYGLOSSIANAME,
+ LA_POLYGLOSSIAOPTS,
+ LA_POSTBABELPREAMBLE,
+ LA_QUOTESTYLE,
+ LA_PREBABELPREAMBLE,
+ LA_REQUIRES,
+ LA_RTL
+ };
+
+ // Keep these sorted alphabetically!
+ LexerKeyword languageTags[] = {
+ { "asbabeloptions", LA_AS_BABELOPTS },
+ { "babelname", LA_BABELNAME },
+ { "encoding", LA_ENCODING },
+ { "end", LA_END },
+ { "fontencoding", LA_FONTENC },
+ { "guiname", LA_GUINAME },
+ { "internalencoding", LA_INTERNAL_ENC },
+ { "langcode", LA_LANG_CODE },
+ { "langvariety", LA_LANG_VARIETY },
+ { "polyglossianame", LA_POLYGLOSSIANAME },
+ { "polyglossiaopts", LA_POLYGLOSSIAOPTS },
+ { "postbabelpreamble", LA_POSTBABELPREAMBLE },
+ { "prebabelpreamble", LA_PREBABELPREAMBLE },
+ { "quotestyle", LA_QUOTESTYLE },
+ { "requires", LA_REQUIRES },
+ { "rtl", LA_RTL }
+ };
+
+ bool error = false;
+ bool finished = false;
+ lex.pushTable(languageTags);
+ // parse style section
+ while (!finished && lex.isOK() && !error) {
+ int le = lex.lex();
+ // See comment in LyXRC.cpp.
+ switch (le) {
+ case Lexer::LEX_FEOF:
+ continue;
+
+ case Lexer::LEX_UNDEF: // parse error
+ lex.printError("Unknown language tag `$$Token'");
+ error = true;
+ continue;
+
+ default:
+ break;
+ }
+ switch (static_cast<LanguageTags>(le)) {
+ case LA_END: // end of structure
+ finished = true;
+ break;
+ case LA_AS_BABELOPTS:
+ lex >> as_babel_options_;
+ break;
+ case LA_BABELNAME:
+ lex >> babel_;
+ break;
+ case LA_POLYGLOSSIANAME:
+ lex >> polyglossia_name_;
+ break;
+ case LA_POLYGLOSSIAOPTS:
+ lex >> polyglossia_opts_;
+ break;
+ case LA_QUOTESTYLE:
+ lex >> quote_style_;
+ break;
+ case LA_ENCODING:
+ lex >> encodingStr_;
+ break;
+ case LA_FONTENC:
+ lex >> fontenc_;
+ break;
+ case LA_GUINAME:
+ lex >> display_;
+ break;
+ case LA_INTERNAL_ENC:
+ lex >> internal_enc_;
+ break;
+ case LA_LANG_CODE:
+ lex >> code_;
+ break;
+ case LA_LANG_VARIETY:
+ lex >> variety_;
+ break;
+ case LA_POSTBABELPREAMBLE:
+ babel_postsettings_ =
+ lex.getLongString("EndPostBabelPreamble");
+ break;
+ case LA_PREBABELPREAMBLE:
+ babel_presettings_ =
+ lex.getLongString("EndPreBabelPreamble");
+ break;
+ case LA_REQUIRES:
+ lex >> requires_;
+ break;
+ case LA_RTL:
+ lex >> rightToLeft_;
+ break;
+ }
+ }
+ lex.popTable();
+ return finished && !error;
+}