]> git.lyx.org Git - lyx.git/blobdiff - src/LaTeXFeatures.cpp
Update tex2lyx tests
[lyx.git] / src / LaTeXFeatures.cpp
index 0650da1b8e3c96b1a1003159dd7583b31829b25e..c78e73573001bfbf36e48b33a808733e0e17e2a4 100644 (file)
@@ -65,6 +65,10 @@ namespace lyx {
 static docstring const lyx_def = from_ascii(
        "\\providecommand{\\LyX}{L\\kern-.1667em\\lower.25em\\hbox{Y}\\kern-.125emX\\@}");
 
+static docstring const lyx_rtl_def = from_ascii(
+       "\\let\\@@LyX\\LyX\n"
+       "\\def\\LyX{\\@ensure@LTR{\\@@LyX}}");
+
 static docstring const lyx_hyperref_def = from_ascii(
        "\\providecommand{\\LyX}{\\texorpdfstring%\n"
        "  {L\\kern-.1667em\\lower.25em\\hbox{Y}\\kern-.125emX\\@}\n"
@@ -79,6 +83,15 @@ static docstring const lyxarrow_def = from_ascii(
        "{\\leavevmode\\,$\\triangleleft$\\,\\allowbreak}\n"
        "{\\leavevmode\\,$\\triangleright$\\,\\allowbreak}}");
 
+// ZERO WIDTH SPACE (ZWSP) is actually not a space character
+// but marks a line break opportunity. Several commands provide a
+// line break opportunity. They differ in side-effects:
+// \allowbreak prevents hyphenation after hyphen or dash + ZWSP
+// \linebreak[<n>] takes an optional argument denoting "urgency".
+// The \LyXZeroWidthSpace wrapper allows customization in the preamble.
+static docstring const lyxZWSP_def = from_ascii(
+       "\\newcommand*\\LyXZeroWidthSpace{\\hspace{0pt}}");
+
 // for quotes without babel. This does not give perfect results, but
 // anybody serious about non-english quotes should use babel (JMarc).
 
@@ -118,6 +131,25 @@ static docstring const guilsinglright_def = from_ascii(
        "  {\\usefont{U}{lasy}{m}{n}\\char'51}%\n"
        "}");
 
+static docstring const textquotedbl_def = from_ascii(
+       "\\DeclareTextSymbolDefault{\\textquotedbl}{T1}");
+
+static docstring const textquotedblp_xetex_def = from_ascii(
+       "\\providecommand\\textquotedblplain{%\n"
+       "  \\bgroup\\addfontfeatures{Mapping=}\\char34\\egroup}");
+
+static docstring const textquotedblp_luatex_def = from_ascii(
+       "\\providecommand\\textquotedblplain{%\n"
+       "  \\bgroup\\addfontfeatures{RawFeature=-tlig}\\char34\\egroup}");
+
+static docstring const textquotesinglep_xetex_def = from_ascii(
+       "\\providecommand\\textquotesingleplain{%\n"
+       "  \\bgroup\\addfontfeatures{Mapping=}\\char39\\egroup}");
+
+static docstring const textquotesinglep_luatex_def = from_ascii(
+       "\\providecommand\\textquotesingleplain{%\n"
+       "  \\bgroup\\addfontfeatures{RawFeature=-tlig}\\char39\\egroup}");
+
 static docstring const paragraphleftindent_def = from_ascii(
        "\\newenvironment{LyXParagraphLeftIndent}[1]%\n"
        "{\n"
@@ -222,8 +254,7 @@ static docstring const textgreek_LGR_def = from_ascii(
 static docstring const textgreek_def = from_ascii(
        "\\DeclareRobustCommand{\\greektext}{%\n"
        "  \\fontencoding{LGR}\\selectfont\\def\\encodingdefault{LGR}}\n"
-       "\\DeclareRobustCommand{\\textgreek}[1]{\\leavevmode{\\greektext #1}}\n"
-        "\\ProvideTextCommand{\\~}{LGR}[1]{\\char126#1}\n");
+       "\\DeclareRobustCommand{\\textgreek}[1]{\\leavevmode{\\greektext #1}}\n");
 
 static docstring const textcyr_T2A_def = from_ascii(
        "\\InputIfFileExists{t2aenc.def}{}{%\n"
@@ -231,7 +262,7 @@ static docstring const textcyr_T2A_def = from_ascii(
 static docstring const textcyr_def = from_ascii(
        "\\DeclareRobustCommand{\\cyrtext}{%\n"
        "  \\fontencoding{T2A}\\selectfont\\def\\encodingdefault{T2A}}\n"
-       "\\DeclareRobustCommand{\\textcyr}[1]{\\leavevmode{\\cyrtext #1}}\n");
+       "\\DeclareRobustCommand{\\textcyrillic}[1]{\\leavevmode{\\cyrtext #1}}\n");
 
 static docstring const lyxmathsym_def = from_ascii(
        "\\newcommand{\\lyxmathsym}[1]{\\ifmmode\\begingroup\\def\\b@ld{bold}\n"
@@ -327,6 +358,23 @@ static docstring const textbaltic_def = from_ascii(
         "\\DeclareTextCompositeCommand{\\c}{T1}{r}{\\textcommabelow{r}}\n"
         "\\DeclareTextCompositeCommand{\\c}{T1}{R}{\\textcommabelow{R}}\n");
 
+// split-level fractions
+static docstring const xfrac_def = from_ascii(
+          "\\usepackage{xfrac}\n");
+static docstring const smallLetterFrac_def = from_ascii(
+        "\\DeclareCollectionInstance{smallLetterFrac}{xfrac}{default}{text}\n"
+               "  {phantom=c, scale-factor=1.0, slash-left-kern=-.05em}\n"
+               "\\DeclareCollectionInstance{smallLetterFrac}{xfrac}{lmr}{text}\n"
+               "  {slash-symbol-font=ptm, phantom=c, scale-factor=1, slash-left-kern=-.05em}\n"
+               "\\DeclareCollectionInstance{smallLetterFrac}{xfrac}{lmss}{text}\n"
+               "  {slash-symbol-font=ptm, phantom=c, scale-factor=1, slash-left-kern=-.05em}\n"
+               "\\DeclareCollectionInstance{smallLetterFrac}{xfrac}{cmr}{text}\n"
+               "  {slash-symbol-font=ptm, phantom=c, scale-factor=1, slash-left-kern=-.05em}\n"
+               "\\DeclareCollectionInstance{smallLetterFrac}{xfrac}{cmss}{text}\n"
+               "  {slash-symbol-font=ptm, phantom=c, scale-factor=1, slash-left-kern=-.05em}\n"
+               "\\newcommand{\\smallLetterFrac}[2]{%\n"
+               "  {\\UseCollection{xfrac}{smallLetterFrac}\\sfrac{#1}{#2}}}\n");
+
 static docstring const lyxref_def = from_ascii(
                "\\RS@ifundefined{subsecref}\n"
                "  {\\newref{subsec}{name = \\RSsectxt}}\n"
@@ -374,6 +422,19 @@ static docstring const rtloutputdblcol_def = from_ascii(
        "}\n"
        "\\@mparswitchtrue\n");
 
+static docstring const lyxmintcaption_def = from_ascii(
+       "\\long\\def\\lyxmintcaption[#1]#2{%\n"
+       "  \\ifx#1t\\vskip\\baselineskip\\fi%\n"
+       "  \\refstepcounter{listing}\\noindent%\n"
+       "  \\addcontentsline{lol}{listing}%\n"
+       "  {\\protect\\numberline{\\thelisting}{\\ignorespaces #2}}%\n"
+       "  \\setbox\\@tempboxa\\hbox{\\listingscaption~\\thelisting: #2}%\n"
+       "  \\ifdim \\wd\\@tempboxa >\\linewidth%\n"
+       "  \\parbox[t]{\\linewidth}{\\unhbox\\@tempboxa}\\else%\n"
+       "  \\hbox to\\linewidth{\\hfil\\box\\@tempboxa\\hfil}\\fi%\n"
+       "  \\ifx#1b\\vskip\\baselineskip\\fi\n"
+       "}\n");
+
 
 /////////////////////////////////////////////////////////////////////
 //
@@ -487,6 +548,12 @@ void LaTeXFeatures::require(set<string> const & names)
 }
 
 
+void LaTeXFeatures::provide(string const & name)
+{
+       provides_.insert(name);
+}
+
+
 void LaTeXFeatures::useLayout(docstring const & layoutname)
 {
        useLayout(layoutname, 0);
@@ -552,11 +619,16 @@ bool LaTeXFeatures::isRequired(string const & name) const
 
 bool LaTeXFeatures::isProvided(string const & name) const
 {
+       // Currently, this is only features provided by babel languages
+       // (such as textgreek)
+       if (provides_.find(name) != provides_.end())
+               return true;
+
        if (params_.useNonTeXFonts)
                return params_.documentClass().provides(name);
 
-       bool const ot1 = (params_.font_encoding() == "default"
-               || params_.font_encoding() == "OT1");
+       bool const ot1 = (params_.main_font_encoding() == "default"
+               || params_.main_font_encoding() == "OT1");
        bool const complete = (params_.fontsSans() == "default"
                && params_.fontsTypewriter() == "default");
        bool const nomath = (params_.fontsMath() == "default");
@@ -577,9 +649,6 @@ bool LaTeXFeatures::isProvided(string const & name) const
                        from_ascii(params_.fontsMath())).provides(name, ot1,
                                                                       complete,
                                                                       nomath);
-       // TODO: "textbaltic" provided, if the font-encoding is "L7x"
-       //       "textgreek" provided, if a language with font-encoding LGR is used in the document
-       //       "textcyr" provided, if a language with font-encoding T2A is used in the document
 }
 
 
@@ -624,7 +693,7 @@ TexString getSnippets(std::list<TexString> const & list)
        return snip.release();
 }
 
-} //anon namespace
+} // namespace
 
 
 void LaTeXFeatures::addPreambleSnippet(TexString ts, bool allow_dupes)
@@ -680,6 +749,9 @@ void LaTeXFeatures::useLanguage(Language const * lang)
                UsedLanguages_.insert(lang);
        if (!lang->requires().empty())
                require(lang->requires());
+       // currently only supported for Babel
+       if (!lang->provides().empty() && useBabel())
+               provide(lang->provides());
        // CJK languages do not have a babel name.
        // They use the CJK package
        if (lang->encoding()->package() == Encoding::CJK)
@@ -736,9 +808,45 @@ bool LaTeXFeatures::hasPolyglossiaExclusiveLanguages() const
 }
 
 
+vector<string> LaTeXFeatures::getPolyglossiaExclusiveLanguages() const
+{
+       vector<string> result;
+       // first the main language
+       if (params_.language->isPolyglossiaExclusive())
+               result.push_back(params_.language->display());
+       // now the secondary languages
+       LanguageList::const_iterator const begin = UsedLanguages_.begin();
+       for (LanguageList::const_iterator cit = begin;
+            cit != UsedLanguages_.end();
+            ++cit) {
+               if ((*cit)->isPolyglossiaExclusive())
+                       result.push_back((*cit)->display());
+       }
+       return result;
+}
+
+
+vector<string> LaTeXFeatures::getBabelExclusiveLanguages() const
+{
+       vector<string> result;
+       // first the main language
+       if (params_.language->isBabelExclusive())
+               result.push_back(params_.language->display());
+       // now the secondary languages
+       LanguageList::const_iterator const begin = UsedLanguages_.begin();
+       for (LanguageList::const_iterator cit = begin;
+            cit != UsedLanguages_.end();
+            ++cit) {
+               if ((*cit)->isBabelExclusive())
+                       result.push_back((*cit)->display());
+       }
+       return result;
+}
+
+
 string LaTeXFeatures::getBabelLanguages() const
 {
-       ostringstream languages;
+       ostringstream langs;
 
        bool first = true;
        LanguageList::const_iterator const begin = UsedLanguages_.begin();
@@ -748,26 +856,27 @@ string LaTeXFeatures::getBabelLanguages() const
                if ((*cit)->babel().empty())
                        continue;
                if (!first)
-                       languages << ',';
+                       langs << ',';
                else
                        first = false;
-               languages << (*cit)->babel();
+               langs << (*cit)->babel();
        }
-       return languages.str();
+       return langs.str();
 }
 
 
-std::map<std::string, std::string> LaTeXFeatures::getPolyglossiaLanguages() const
+set<string> LaTeXFeatures::getPolyglossiaLanguages() const
 {
-       std::map<std::string, std::string> languages;
+       set<string> langs;
 
        LanguageList::const_iterator const begin = UsedLanguages_.begin();
        for (LanguageList::const_iterator cit = begin;
             cit != UsedLanguages_.end();
             ++cit) {
-               languages[(*cit)->polyglossia()] = (*cit)->polyglossiaOpts();
+               // We do not need the variants here
+               langs.insert((*cit)->polyglossia());
        }
-       return languages;
+       return langs;
 }
 
 
@@ -776,40 +885,48 @@ set<string> LaTeXFeatures::getEncodingSet(string const & doc_encoding) const
        // This does only find encodings of languages supported by babel, but
        // that does not matter since we don't have a language with an
        // encoding supported by inputenc but without babel support.
-       set<string> encodings;
-       LanguageList::const_iterator it  = UsedLanguages_.begin();
-       LanguageList::const_iterator end = UsedLanguages_.end();
-       for (; it != end; ++it)
-               if ((*it)->encoding()->latexName() != doc_encoding &&
-                   ((*it)->encoding()->package() == Encoding::inputenc
-                    || (*it)->encoding()->package() == Encoding::japanese))
-                       encodings.insert((*it)->encoding()->latexName());
-       return encodings;
+       set<string> encs;
+       for (auto const & lang : UsedLanguages_)
+               if (lang->encoding()->latexName() != doc_encoding &&
+                   (lang->encoding()->package() == Encoding::inputenc
+                    || lang->encoding()->package() == Encoding::japanese))
+                       encs.insert(lang->encoding()->latexName());
+       return encs;
 }
 
 
-void LaTeXFeatures::getFontEncodings(vector<string> & encodings) const
+void LaTeXFeatures::getFontEncodings(vector<string> & encs, bool const onlylangs) const
 {
-       // these must be loaded if glyphs of this script are used
-       // unless a language providing them is used in the document
-       // FIXME: currently the option is written twice in this case
-       if (mustProvide("textgreek"))
-               encodings.insert(encodings.begin(), "LGR");
-       if (mustProvide("textcyr"))
-               encodings.insert(encodings.begin(), "T2A");
+       if (!onlylangs) {
+               // these must be loaded if glyphs of this script are used
+               // unless a language providing them is used in the document
+               if (mustProvide("textgreek")
+                   && find(encs.begin(), encs.end(), "LGR") == encs.end())
+                       encs.insert(encs.begin(), "LGR");
+               if (mustProvide("textcyrillic")
+                   && find(encs.begin(), encs.end(), "T2A") == encs.end())
+                       encs.insert(encs.begin(), "T2A");
+       }
 
-       LanguageList::const_iterator it  = UsedLanguages_.begin();
-       LanguageList::const_iterator end = UsedLanguages_.end();
-       for (; it != end; ++it)
-               if (!(*it)->fontenc().empty()
-                   && ascii_lowercase((*it)->fontenc()) != "none") {
-                       vector<string> extraencs = getVectorFromString((*it)->fontenc());
-                       vector<string>::const_iterator fit = extraencs.begin();
-                       for (; fit != extraencs.end(); ++fit) {
-                               if (find(encodings.begin(), encodings.end(), *fit) == encodings.end())
-                                       encodings.insert(encodings.begin(), *fit);
-                       }
+       for (auto const & lang : UsedLanguages_) {
+               vector<string> extraencs =
+                       getVectorFromString(lang->fontenc(buffer().masterParams()));
+               for (auto const & extra : extraencs) {
+                       if (extra != "none" && find(encs.begin(), encs.end(), extra) == encs.end())
+                               encs.insert(encs.begin(), extra);
                }
+       }
+}
+
+
+bool LaTeXFeatures::hasRTLLanguage() const
+{
+       if (params_.language->rightToLeft())
+               return true;
+       for (auto const & lang : UsedLanguages_)
+               if (lang->rightToLeft())
+                       return true;
+       return false;
 }
 
 namespace {
@@ -818,6 +935,7 @@ char const * simplefeatures[] = {
 // note that the package order here will be the same in the LaTeX-output
        "array",
        "verbatim",
+       "cprotect",
        "longtable",
        "rotating",
        "latexsym",
@@ -877,7 +995,11 @@ char const * simplefeatures[] = {
        "fixme",
        "todonotes",
        "forest",
-       "varwidth"
+       "varwidth",
+       "tablefootnote",
+       "afterpage",
+       "tabularx",
+       "xltabular"
 };
 
 char const * bibliofeatures[] = {
@@ -889,6 +1011,7 @@ char const * bibliofeatures[] = {
        "authordate1-4",
        "babelbib",
        "bibgerm",
+       "chapterbib",
        "chicago",
        "chscite",
        "harvard",
@@ -900,7 +1023,7 @@ int const nb_bibliofeatures = sizeof(bibliofeatures) / sizeof(char const *);
 
 int const nb_simplefeatures = sizeof(simplefeatures) / sizeof(char const *);
 
-}
+} // namespace
 
 
 string const LaTeXFeatures::getColorOptions() const
@@ -999,6 +1122,22 @@ string const LaTeXFeatures::getPackages() const
        // The rest of these packages are somewhat more complicated
        // than those above.
 
+       if (mustProvide("footnote")) {
+               if (isRequired("hyperref"))
+                       packages << "\\usepackage{footnotehyper}\n";
+               else
+                       packages << "\\usepackage{footnote}\n";
+       }
+
+       // [pdf]lscape is used to rotate longtables
+       if (mustProvide("lscape")) {
+               if (runparams_.flavor == OutputParams::LATEX
+                   || runparams_.flavor == OutputParams::DVILUATEX)
+                       packages << "\\usepackage{lscape}\n";
+               else
+                       packages << "\\usepackage{pdflscape}\n";
+       }
+
        // The tipa package and its extensions (tipx, tone) must not
        // be loaded with non-TeX fonts, since fontspec includes the
        // respective macros
@@ -1014,7 +1153,8 @@ string const LaTeXFeatures::getPackages() const
        // if fontspec or newtxmath is used, AMS packages have to be loaded
        // before fontspec (in BufferParams)
        string const amsPackages = loadAMSPackages();
-       bool const ot1 = (params_.font_encoding() == "default" || params_.font_encoding() == "OT1");
+       bool const ot1 = (params_.main_font_encoding() == "default"
+                         || params_.main_font_encoding() == "OT1");
        bool const use_newtxmath =
                theLaTeXFonts().getLaTeXFont(from_ascii(params_.fontsMath())).getUsedPackage(
                        ot1, false, false) == "newtxmath";
@@ -1132,12 +1272,18 @@ string const LaTeXFeatures::getPackages() const
        // Some classes load natbib themselves, but still allow (or even require)
        // plain numeric citations (ReVTeX is such a case, see bug 5182).
        // This special case is indicated by the "natbib-internal" key.
-       if (mustProvide("natbib") && !isProvided("natbib-internal")) {
+       if (mustProvide("natbib")
+           && !isProvided("natbib-internal")
+           && !isProvided("biblatex")
+           && !isProvided("biblatex-natbib")
+           && !isProvided("jurabib")) {
                packages << "\\usepackage[";
                if (params_.citeEngineType() == ENGINE_TYPE_NUMERICAL)
                        packages << "numbers";
                else
                        packages << "authoryear";
+               if (!params_.biblio_opts.empty())
+                       packages << ',' << params_.biblio_opts;
                packages << "]{natbib}\n";
        }
 
@@ -1149,8 +1295,16 @@ string const LaTeXFeatures::getPackages() const
        }
 
        // jurabib -- we need version 0.6 at least.
-       if (mustProvide("jurabib"))
-               packages << "\\usepackage{jurabib}[2004/01/25]\n";
+       if (mustProvide("jurabib")
+           && !isProvided("natbib-internal")
+           && !isProvided("natbib")
+           && !isProvided("biblatex")
+           && !isProvided("biblatex-natbib")) {
+               packages << "\\usepackage";
+               if (!params_.biblio_opts.empty())
+                       packages << '[' << params_.biblio_opts << ']';
+               packages << "{jurabib}[2004/01/25]\n";
+       }
 
        // opcit -- we pass custombst as we output \bibliographystyle ourselves
        if (mustProvide("opcit")) {
@@ -1212,6 +1366,9 @@ TexString LaTeXFeatures::getMacros() const
                macros << getPreambleSnippets();
        }
 
+       if (mustProvide("xetexdashbreakstate"))
+               macros << "\\XeTeXdashbreakstate 0" << '\n';
+
        if (mustProvide("papersize")) {
                if (runparams_.flavor == OutputParams::LATEX
                    || runparams_.flavor == OutputParams::DVILUATEX)
@@ -1227,6 +1384,8 @@ TexString LaTeXFeatures::getMacros() const
                        macros << lyx_hyperref_def << '\n';
                else
                        macros << lyx_def << '\n';
+               if (runparams_.use_polyglossia && hasRTLLanguage())
+                       macros << lyx_rtl_def << '\n';
        }
 
        if (mustProvide("noun"))
@@ -1235,21 +1394,24 @@ TexString LaTeXFeatures::getMacros() const
        if (mustProvide("lyxarrow"))
                macros << lyxarrow_def << '\n';
 
+       if (mustProvide("lyxzerowidthspace"))
+               macros << lyxZWSP_def << '\n';
+
        if (!usePolyglossia() && mustProvide("textgreek")) {
-               // ensure LGR font encoding is defined also if fontenc is not loaded by LyX
-               if (params_.font_encoding() == "default")
+           // ensure LGR font encoding is defined also if fontenc is not loaded by LyX
+               if (params_.main_font_encoding() == "default")
                        macros << textgreek_LGR_def;
                macros << textgreek_def << '\n';
        }
 
-       if (!usePolyglossia() && mustProvide("textcyr")) {
+       if (!usePolyglossia() && mustProvide("textcyrillic")) {
                // ensure T2A font encoding is set up also if fontenc is not loaded by LyX
-               if (params_.font_encoding() == "default")
+               if (params_.main_font_encoding() == "default")
                        macros << textcyr_T2A_def;
                macros << textcyr_def << '\n';
        }
 
-        // non-standard text accents:
+       // non-standard text accents:
        if (mustProvide("textcommaabove") || mustProvide("textcommaaboveright") ||
            mustProvide("textcommabelow") || mustProvide("textbaltic"))
                macros << lyxaccent_def;
@@ -1266,6 +1428,13 @@ TexString LaTeXFeatures::getMacros() const
        if (mustProvide("textbaltic"))
                macros << textbaltic_def << '\n';
 
+       // split-level fractions
+       if (mustProvide("xfrac") || mustProvide("smallLetterFrac"))
+               macros << xfrac_def << '\n';
+
+       if (mustProvide("smallLetterFrac"))
+               macros << smallLetterFrac_def << '\n';
+
        if (mustProvide("lyxmathsym"))
                macros << lyxmathsym_def << '\n';
 
@@ -1312,6 +1481,20 @@ TexString LaTeXFeatures::getMacros() const
                macros << guillemotleft_def << '\n';
        if (mustProvide("guillemotright"))
                macros << guillemotright_def << '\n';
+       if (mustProvide("textquotedbl"))
+               macros << textquotedbl_def << '\n';
+       if (mustProvide("textquotesinglep")) {
+               if (runparams_.flavor == OutputParams::XETEX)
+                       macros << textquotesinglep_xetex_def << '\n';
+               else
+                       macros << textquotesinglep_luatex_def << '\n';
+       }
+       if (mustProvide("textquotedblp")) {
+               if (runparams_.flavor == OutputParams::XETEX)
+                       macros << textquotedblp_xetex_def << '\n';
+               else
+                       macros << textquotedblp_luatex_def << '\n';
+       }
 
        // Math mode
        if (mustProvide("binom") && !isRequired("amsmath"))
@@ -1376,6 +1559,9 @@ TexString LaTeXFeatures::getMacros() const
        if (mustProvide("rtloutputdblcol"))
                macros << rtloutputdblcol_def;
 
+       if (mustProvide("lyxmintcaption"))
+               macros << lyxmintcaption_def;
+
        return macros.release();
 }
 
@@ -1466,7 +1652,10 @@ docstring const LaTeXFeatures::getTClassPreamble() const
        list<docstring>::const_iterator cit = usedLayouts_.begin();
        list<docstring>::const_iterator end = usedLayouts_.end();
        for (; cit != end; ++cit)
-               tcpreamble << tclass[*cit].preamble();
+               // For InPreamble layouts, we output the preamble stuff earlier
+               // (before the layouts). See Paragraph::Private::validate.
+               if (!tclass[*cit].inpreamble)
+                       tcpreamble << tclass[*cit].preamble();
 
        cit = usedInsetLayouts_.begin();
        end = usedInsetLayouts_.end();
@@ -1636,10 +1825,11 @@ docstring const i18npreamble(docstring const & templ, Language const * lang,
        return from_utf8(preamble);
 }
 
-}
+} // namespace
 
 
-docstring const LaTeXFeatures::getTClassI18nPreamble(bool use_babel, bool use_polyglossia) const
+docstring const LaTeXFeatures::getTClassI18nPreamble(bool use_babel,
+                               bool use_polyglossia, bool use_minted) const
 {
        DocumentClass const & tclass = params_.documentClass();
        // collect preamble snippets in a set to prevent multiple identical
@@ -1721,8 +1911,9 @@ docstring const LaTeXFeatures::getTClassI18nPreamble(bool use_babel, bool use_po
                // need to force a fixed width encoding for
                // \lstlistlistingname and \lstlistingname (bug 9382).
                // This needs to be consistent with InsetListings::latex().
-               bool const need_fixedwidth = !runparams_.isFullUnicode() &&
-                               it->second.fixedwidthpreambleencoding();
+               bool const need_fixedwidth = !use_minted &&
+                                       !runparams_.isFullUnicode() &&
+                                       it->second.fixedwidthpreambleencoding();
                // language dependent commands (once per document)
                snippets.insert(i18npreamble(it->second.langpreamble(),
                                                buffer().language(),