]> git.lyx.org Git - lyx.git/blobdiff - src/BufferParams.cpp
Fix up the InsetMathGrid output: detect better if we have a table, and
[lyx.git] / src / BufferParams.cpp
index 3f52f99702c0db6175f900fe5b62662ef5335e54..ba261ec7989d42a35ea5688af18c78b96a9b5e64 100644 (file)
@@ -4,10 +4,10 @@
  * Licence details can be found in the file COPYING.
  *
  * \author Alfredo Braunstein
- * \author Lars Gullik Bjønnes
+ * \author Lars Gullik Bjønnes
  * \author Jean-Marc Lasgouttes
  * \author John Levon
- * \author André Pönitz
+ * \author André Pönitz
  * \author Martin Vermeer
  *
  * Full author contact details are available in file CREDITS.
 #include "buffer_funcs.h"
 #include "Bullet.h"
 #include "Color.h"
+#include "ColorSet.h"
 #include "Encoding.h"
+#include "HSpace.h"
+#include "IndicesList.h"
 #include "Language.h"
 #include "LaTeXFeatures.h"
 #include "ModuleList.h"
@@ -68,7 +71,7 @@ static char const * const string_quotes_language[] = {
 
 
 static char const * const string_papersize[] = {
-       "default", "custom", "letterpaper", "executivepaper", "legalpaper",
+       "default", "custom", "letterpaper", "legalpaper", "executivepaper",
        "a3paper", "a4paper", "a5paper", "b3paper", "b4paper", "b5paper", ""
 };
 
@@ -84,11 +87,15 @@ static char const * const string_footnotekinds[] = {
 
 
 static char const * const tex_graphics[] = {
-       "default", "dvips", "dvitops", "emtex",
-       "ln", "oztex", "textures", "none", ""
+       "default", "dvialw", "dvilaser", "dvipdf", "dvipdfm", "dvipdfmx",
+       "dvips", "dvipsone", "dvitops", "dviwin", "dviwindo", "dvi2ps", "emtex",
+       "ln", "oztex", "pctexhp", "pctexps", "pctexwin", "pctex32", "pdftex",
+       "psprint", "pubps", "tcidvi", "textures", "truetex", "vtex", "xdvi",
+       "xetex", "none", ""
 };
 
 
+
 namespace lyx {
 
 // Local translators
@@ -266,7 +273,6 @@ SpaceTranslator const & spacetranslator()
        return translator;
 }
 
-
 } // anon namespace
 
 
@@ -279,10 +285,12 @@ public:
        BranchList branchlist;
        Bullet temp_bullets[4];
        Bullet user_defined_bullets[4];
+       IndicesList indiceslist;
        Spacing spacing;
        /** This is the amount of space used for paragraph_separation "skip",
         * and for detached paragraphs in "indented" documents.
         */
+       HSpace indentation;
        VSpace defskip;
        PDFOptions pdfoptions;
        LayoutFileIndex baseClass_;
@@ -328,32 +336,47 @@ BufferParams::BufferParams()
        use_geometry = false;
        use_amsmath = package_auto;
        use_esint = package_auto;
+       use_mhchem = package_auto;
        cite_engine_ = ENGINE_BASIC;
        use_bibtopic = false;
+       use_indices = false;
        trackChanges = false;
        outputChanges = false;
+       use_default_options = true;
        secnumdepth = 3;
        tocdepth = 3;
        language = default_language;
+       fontenc = "global";
        fontsRoman = "default";
        fontsSans = "default";
        fontsTypewriter = "default";
        fontsDefaultFamily = "default";
+       useXetex = false;
        fontsSC = false;
        fontsOSF = false;
        fontsSansScale = 100;
        fontsTypewriterScale = 100;
        inputenc = "auto";
        graphicsDriver = "default";
+       defaultOutputFormat = "default";
+       bibtex_command = "default";
+       index_command = "default";
        sides = OneSide;
        columns = 1;
        listings_params = string();
        pagestyle = "default";
+       suppress_date = false;
+       // white is equal to no background color
+       backgroundcolor = lyx::rgbFromHexName("#ffffff");
        compressed = false;
        for (int iter = 0; iter < 4; ++iter) {
                user_defined_bullet(iter) = ITEMIZE_DEFAULTS[iter];
                temp_bullet(iter) = ITEMIZE_DEFAULTS[iter];
        }
+       // default index
+       indiceslist().addDefault(B_("Index"));
+       html_be_strict = true;
+       html_use_mathml = true;
 }
 
 
@@ -388,6 +411,18 @@ BranchList const & BufferParams::branchlist() const
 }
 
 
+IndicesList & BufferParams::indiceslist()
+{
+       return pimpl_->indiceslist;
+}
+
+
+IndicesList const & BufferParams::indiceslist() const
+{
+       return pimpl_->indiceslist;
+}
+
+
 Bullet & BufferParams::temp_bullet(lyx::size_type const index)
 {
        LASSERT(index < 4, /**/);
@@ -440,6 +475,18 @@ PDFOptions const & BufferParams::pdfoptions() const
 }
 
 
+HSpace const & BufferParams::getIndentation() const
+{
+       return pimpl_->indentation;
+}
+
+
+void BufferParams::setIndentation(HSpace const & indent)
+{
+       pimpl_->indentation = indent;
+}
+
+
 VSpace const & BufferParams::getDefSkip() const
 {
        return pimpl_->defskip;
@@ -463,19 +510,13 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                string tcp;
                LayoutFileList & bcl = LayoutFileList::get();
                if (tcp.empty() && !filepath.empty())
-                       tcp = bcl.addLayoutFile(classname, filepath.absFilename(), LayoutFileList::Local);
+                       tcp = bcl.addLocalLayout(classname, filepath.absFilename());
                if (!tcp.empty())
                        setBaseClass(tcp);
-               else if (bcl.haveClass(classname)) {
+               else
                        setBaseClass(classname);
-               } else {
-                       // a warning will be given for unknown class
-                       setBaseClass(defaultBaseclass());
-                       return classname;
-               }
-               // FIXME: this warning will be given even if there exists a local .cls
-               // file. Even worse, the .lyx file can not be compiled or exported
-               // because the textclass is marked as unavilable.
+               // We assume that a tex class exists for local or unknown layouts so this warning
+               // will only be given for system layouts.
                if (!baseClass()->isTeXClassAvailable()) {
                        docstring const msg =
                                bformat(_("The layout file requested by this document,\n"
@@ -487,33 +528,54 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                        frontend::Alert::warning(_("Document class not available"),
                                       msg + _("LyX will not be able to produce output."));
                } 
-               
        } else if (token == "\\begin_preamble") {
                readPreamble(lex);
        } else if (token == "\\begin_local_layout") {
                readLocalLayout(lex);
        } else if (token == "\\begin_modules") {
                readModules(lex);
+       } else if (token == "\\begin_removed_modules") {
+               readRemovedModules(lex);
        } else if (token == "\\options") {
                lex.eatLine();
                options = lex.getString();
+       } else if (token == "\\use_default_options") {
+               lex >> use_default_options;
        } else if (token == "\\master") {
                lex.eatLine();
                master = lex.getString();
+       } else if (token == "\\suppress_date") {
+               lex >> suppress_date;
        } else if (token == "\\language") {
                readLanguage(lex);
        } else if (token == "\\inputencoding") {
                lex >> inputenc;
        } else if (token == "\\graphics") {
                readGraphicsDriver(lex);
+       } else if (token == "\\default_output_format") {
+               lex >> defaultOutputFormat;
+       } else if (token == "\\bibtex_command") {
+               lex.eatLine();
+               bibtex_command = lex.getString();
+       } else if (token == "\\index_command") {
+               lex.eatLine();
+               index_command = lex.getString();
+       } else if (token == "\\fontencoding") {
+               lex.eatLine();
+               fontenc = lex.getString();
        } else if (token == "\\font_roman") {
-               lex >> fontsRoman;
+               lex.eatLine();
+               fontsRoman = lex.getString();
        } else if (token == "\\font_sans") {
-               lex >> fontsSans;
+               lex.eatLine();
+               fontsSans = lex.getString();
        } else if (token == "\\font_typewriter") {
-               lex >> fontsTypewriter;
+               lex.eatLine();
+               fontsTypewriter = lex.getString();
        } else if (token == "\\font_default_family") {
                lex >> fontsDefaultFamily;
+       } else if (token == "\\use_xetex") {
+               lex >> useXetex;
        } else if (token == "\\font_sc") {
                lex >> fontsSC;
        } else if (token == "\\font_osf") {
@@ -522,10 +584,16 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                lex >> fontsSansScale;
        } else if (token == "\\font_tt_scale") {
                lex >> fontsTypewriterScale;
+       } else if (token == "\\font_cjk") {
+               lex >> fontsCJK;
        } else if (token == "\\paragraph_separation") {
                string parsep;
                lex >> parsep;
                paragraph_separation = parseptranslator().find(parsep);
+       } else if (token == "\\paragraph_indentation") {
+               lex.next();
+               string indentation = lex.getString();
+               pimpl_->indentation = HSpace(indentation);
        } else if (token == "\\defskip") {
                lex.next();
                string defskip = lex.getString();
@@ -551,18 +619,24 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                int useesint;
                lex >> useesint;
                use_esint = packagetranslator().find(useesint);
+       } else if (token == "\\use_mhchem") {
+               int usemhchem;
+               lex >> usemhchem;
+               use_mhchem = packagetranslator().find(usemhchem);
        } else if (token == "\\cite_engine") {
                string engine;
                lex >> engine;
                cite_engine_ = citeenginetranslator().find(engine);
        } else if (token == "\\use_bibtopic") {
                lex >> use_bibtopic;
+       } else if (token == "\\use_indices") {
+               lex >> use_indices;
        } else if (token == "\\tracking_changes") {
                lex >> trackChanges;
        } else if (token == "\\output_changes") {
                lex >> outputChanges;
        } else if (token == "\\branch") {
-               lex.next();
+               lex.eatLine();
                docstring branch = lex.getDocString();
                branchlist().add(branch);
                while (true) {
@@ -576,7 +650,11 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                                if (branch_ptr)
                                        branch_ptr->setSelected(lex.getInteger());
                        }
-                       // not yet operational
+                       if (tok == "\\filename_suffix") {
+                               lex.next();
+                               if (branch_ptr)
+                                       branch_ptr->setFilenameSuffix(lex.getInteger());
+                       }
                        if (tok == "\\color") {
                                lex.eatLine();
                                string color = lex.getString();
@@ -587,7 +665,36 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                                        color = lcolor.getX11Name(Color_background);
                                // FIXME UNICODE
                                lcolor.setColor(to_utf8(branch), color);
-
+                       }
+               }
+       } else if (token == "\\index") {
+               lex.eatLine();
+               docstring index = lex.getDocString();
+               docstring shortcut;
+               indiceslist().add(index);
+               while (true) {
+                       lex.next();
+                       string const tok = lex.getString();
+                       if (tok == "\\end_index")
+                               break;
+                       Index * index_ptr = indiceslist().find(index);
+                       if (tok == "\\shortcut") {
+                               lex.next();
+                               shortcut = lex.getDocString();
+                               if (index_ptr)
+                                       index_ptr->setShortcut(shortcut);
+                       }
+                       if (tok == "\\color") {
+                               lex.eatLine();
+                               string color = lex.getString();
+                               if (index_ptr)
+                                       index_ptr->setColor(color);
+                               // Update also the Color table:
+                               if (color == "none")
+                                       color = lcolor.getX11Name(Color_background);
+                               // FIXME UNICODE
+                               if (!shortcut.empty())
+                                       lcolor.setColor(to_utf8(shortcut), color);
                        }
                }
        } else if (token == "\\author") {
@@ -595,11 +702,14 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                istringstream ss(lex.getString());
                Author a;
                ss >> a;
-               author_map.push_back(pimpl_->authorlist.record(a));
+               author_map[a.buffer_id()] = pimpl_->authorlist.record(a);
        } else if (token == "\\paperorientation") {
                string orient;
                lex >> orient;
                orientation = paperorientationtranslator().find(orient);
+       } else if (token == "\\backgroundcolor") {
+               lex.eatLine();
+               backgroundcolor = lyx::rgbFromHexName(lex.getString());
        } else if (token == "\\paperwidth") {
                lex >> paperwidth;
        } else if (token == "\\paperheight") {
@@ -660,6 +770,10 @@ string BufferParams::readToken(Lexer & lex, string const & token,
                                toktmp << endl;
                        return toktmp;
                }
+       } else if (token == "\\html_use_mathml") {
+               lex >> html_use_mathml;
+       } else if (token == "\\html_be_strict") {
+               lex >> html_be_strict;
        } else {
                lyxerr << "BufferParams::readToken(): Unknown token: " << 
                        token << endl;
@@ -692,20 +806,35 @@ void BufferParams::writeFile(ostream & os) const
                os << "\\options " << options << '\n';
        }
 
+       // use the class options defined in the layout?
+       os << "\\use_default_options " 
+          << convert<string>(use_default_options) << "\n";
+
        // the master document
        if (!master.empty()) {
                os << "\\master " << master << '\n';
        }
        
-       //the modules
+       // removed modules
+       if (!removedModules_.empty()) {
+               os << "\\begin_removed_modules" << '\n';
+               list<string>::const_iterator it = removedModules_.begin();
+               list<string>::const_iterator en = removedModules_.end();
+               for (; it != en; it++)
+                       os << *it << '\n';
+               os << "\\end_removed_modules" << '\n';
+       }
+
+       // the modules
        if (!layoutModules_.empty()) {
                os << "\\begin_modules" << '\n';
                LayoutModuleList::const_iterator it = layoutModules_.begin();
-               for (; it != layoutModules_.end(); it++)
+               LayoutModuleList::const_iterator en = layoutModules_.end();
+               for (; it != en; it++)
                        os << *it << '\n';
                os << "\\end_modules" << '\n';
        }
-
+       
        // local layout information
        if (!local_layout.empty()) {
                // remove '\n' from the end 
@@ -719,15 +848,24 @@ void BufferParams::writeFile(ostream & os) const
        if (language != ignore_language)
                os << "\\language " << language->lang() << '\n';
        os << "\\inputencoding " << inputenc
+          << "\n\\fontencoding " << fontenc
           << "\n\\font_roman " << fontsRoman
           << "\n\\font_sans " << fontsSans
           << "\n\\font_typewriter " << fontsTypewriter
           << "\n\\font_default_family " << fontsDefaultFamily
+          << "\n\\use_xetex " << convert<string>(useXetex)
           << "\n\\font_sc " << convert<string>(fontsSC)
           << "\n\\font_osf " << convert<string>(fontsOSF)
           << "\n\\font_sf_scale " << fontsSansScale
           << "\n\\font_tt_scale " << fontsTypewriterScale
-          << "\n\\graphics " << graphicsDriver << '\n';
+          << '\n';
+       if (!fontsCJK.empty()) {
+               os << "\\font_cjk " << fontsCJK << '\n';
+       }
+       os << "\n\\graphics " << graphicsDriver << '\n';
+       os << "\\default_output_format " << defaultOutputFormat << '\n';
+       os << "\\bibtex_command " << bibtex_command << '\n';
+       os << "\\index_command " << index_command << '\n';
 
        if (!float_placement.empty()) {
                os << "\\float_placement " << float_placement << '\n';
@@ -741,21 +879,37 @@ void BufferParams::writeFile(ostream & os) const
           << "\n\\use_geometry " << convert<string>(use_geometry)
           << "\n\\use_amsmath " << use_amsmath
           << "\n\\use_esint " << use_esint
+          << "\n\\use_mhchem " << use_mhchem
           << "\n\\cite_engine " << citeenginetranslator().find(cite_engine_)
           << "\n\\use_bibtopic " << convert<string>(use_bibtopic)
+          << "\n\\use_indices " << convert<string>(use_indices)
           << "\n\\paperorientation " << string_orientation[orientation]
+          << "\n\\suppress_date " << convert<string>(suppress_date)
           << '\n';
+          if (backgroundcolor != lyx::rgbFromHexName("#ffffff"))
+               os << "\\backgroundcolor " << lyx::X11hexname(backgroundcolor) << '\n';
 
        BranchList::const_iterator it = branchlist().begin();
        BranchList::const_iterator end = branchlist().end();
        for (; it != end; ++it) {
-               os << "\\branch " << to_utf8(it->getBranch())
-                  << "\n\\selected " << it->getSelected()
-                  << "\n\\color " << lyx::X11hexname(it->getColor())
+               os << "\\branch " << to_utf8(it->branch())
+                  << "\n\\selected " << it->isSelected()
+                  << "\n\\filename_suffix " << it->hasFilenameSuffix()
+                  << "\n\\color " << lyx::X11hexname(it->color())
                   << "\n\\end_branch"
                   << "\n";
        }
 
+       IndicesList::const_iterator iit = indiceslist().begin();
+       IndicesList::const_iterator iend = indiceslist().end();
+       for (; iit != iend; ++iit) {
+               os << "\\index " << to_utf8(iit->index())
+                  << "\n\\shortcut " << to_utf8(iit->shortcut())
+                  << "\n\\color " << lyx::X11hexname(iit->color())
+                  << "\n\\end_index"
+                  << "\n";
+       }
+
        if (!paperwidth.empty())
                os << "\\paperwidth "
                   << VSpace(paperwidth).asLyXCommand() << '\n';
@@ -789,9 +943,12 @@ void BufferParams::writeFile(ostream & os) const
        os << "\\secnumdepth " << secnumdepth
           << "\n\\tocdepth " << tocdepth
           << "\n\\paragraph_separation "
-          << string_paragraph_separation[paragraph_separation]
-          << "\n\\defskip " << getDefSkip().asLyXCommand()
-          << "\n\\quotes_language "
+          << string_paragraph_separation[paragraph_separation];
+       if (!paragraph_separation)
+               os << "\n\\paragraph_indentation " << getIndentation().asLyXCommand();
+       else
+               os << "\n\\defskip " << getDefSkip().asLyXCommand();
+       os << "\n\\quotes_language "
           << string_quotes_language[quotes_language]
           << "\n\\papercolumns " << columns
           << "\n\\papersides " << sides
@@ -816,17 +973,12 @@ void BufferParams::writeFile(ostream & os) const
                }
        }
 
-       os << "\\tracking_changes " << convert<string>(trackChanges) << "\n";
-       os << "\\output_changes " << convert<string>(outputChanges) << "\n";
+       os << "\\tracking_changes " << convert<string>(trackChanges) << "\n"
+          << "\\output_changes " << convert<string>(outputChanges) << "\n"
+          << "\\html_use_mathml " << convert<string>(html_use_mathml) << "\n"
+          << "\\html_be_strict " << convert<string>(html_be_strict) << "\n";
 
-       AuthorList::Authors::const_iterator a_it = pimpl_->authorlist.begin();
-       AuthorList::Authors::const_iterator a_end = pimpl_->authorlist.end();
-       for (; a_it != a_end; ++a_it) {
-               if (a_it->second.used())
-                       os << "\\author " << a_it->second << "\n";
-               else
-                       os << "\\author " << Author() << "\n";
-       }
+       os << pimpl_->authorlist;
 }
 
 
@@ -836,7 +988,7 @@ void BufferParams::validate(LaTeXFeatures & features) const
 
        if (outputChanges) {
                bool dvipost    = LaTeXFeatures::isAvailable("dvipost");
-               bool xcolorsoul = LaTeXFeatures::isAvailable("soul") &&
+               bool xcolorulem = LaTeXFeatures::isAvailable("ulem") &&
                                  LaTeXFeatures::isAvailable("xcolor");
 
                switch (features.runparams().flavor) {
@@ -844,18 +996,19 @@ void BufferParams::validate(LaTeXFeatures & features) const
                        if (dvipost) {
                                features.require("ct-dvipost");
                                features.require("dvipost");
-                       } else if (xcolorsoul) {
-                               features.require("ct-xcolor-soul");
-                               features.require("soul");
+                       } else if (xcolorulem) {
+                               features.require("ct-xcolor-ulem");
+                               features.require("ulem");
                                features.require("xcolor");
                        } else {
                                features.require("ct-none");
                        }
                        break;
                case OutputParams::PDFLATEX:
-                       if (xcolorsoul) {
-                               features.require("ct-xcolor-soul");
-                               features.require("soul");
+               case OutputParams::XETEX:
+                       if (xcolorulem) {
+                               features.require("ct-xcolor-ulem");
+                               features.require("ulem");
                                features.require("xcolor");
                                // improves color handling in PDF output
                                features.require("pdfcolmk"); 
@@ -878,6 +1031,8 @@ void BufferParams::validate(LaTeXFeatures & features) const
                features.require("amsmath");
        if (use_esint == package_on)
                features.require("esint");
+       if (use_mhchem == package_on)
+               features.require("mhchem");
 
        // Document-level line spacing
        if (spacing().getSpace() != Spacing::Single && !spacing().isDefault())
@@ -905,8 +1060,22 @@ void BufferParams::validate(LaTeXFeatures & features) const
                }
        }
 
-       if (pdfoptions().use_hyperref)
+       if (pdfoptions().use_hyperref) {
                features.require("hyperref");
+               // due to interferences with babel and hyperref, the color package has to
+               // be loaded after hyperref when hyperref is used with the colorlinks
+               // option, see http://www.lyx.org/trac/ticket/5291
+               if (pdfoptions().colorlinks)
+                       features.require("color");
+       }
+
+       if (useXetex)
+               features.require("xetex");
+
+       if (language->lang() == "vietnamese")
+               features.require("vietnamese");
+       else if (language->lang() == "japanese")
+               features.require("japanese");
 }
 
 
@@ -999,21 +1168,32 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                                language_options << ',';
                        language_options << language->babel();
                }
-               // when Vietnamese is used, babel must directly be loaded with the
-               // language options, not in the class options, see
+               // if Vietnamese is used, babel must directly be loaded
+               // with language options, not in the class options, see
                // http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg129417.html
                size_t viet = language_options.str().find("vietnam");
                // viet = string::npos when not found
-               // when Japanese is used, babel must directly be loaded with the
-               // language options, not in the class options, see
-               // http://bugzilla.lyx.org/show_bug.cgi?id=4597#c4
+               // the same is for all other languages that are not directly supported by
+               // babel, but where LaTeX-packages add babel support.
+               // this is currently the case for Latvian, Lithuanian, and Mongolian
+               size_t latvian = language_options.str().find("latvian");
+               size_t lithu = language_options.str().find("lithuanian");
+               size_t mongo = language_options.str().find("mongolian");
+               // if Japanese is used, babel must directly be loaded
+               // with language options, not in the class options, see
+               // http://www.lyx.org/trac/ticket/4597#c4
                size_t japan = language_options.str().find("japanese");
-               // japan = string::npos when not found
                if (lyxrc.language_global_options && !language_options.str().empty()
-                       && viet == string::npos && japan == string::npos)
+                       && viet == string::npos && japan == string::npos
+                       && latvian == string::npos && lithu == string::npos
+                       && mongo == string::npos)
                        clsoptions << language_options.str() << ',';
        }
 
+       // the predefined options from the layout
+       if (use_default_options && !tclass.options().empty())
+               clsoptions << tclass.options() << ',';
+
        // the user-defined options
        if (!options.empty()) {
                clsoptions << options << ',';
@@ -1030,11 +1210,16 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
        texrow.newline();
        // end of \documentclass defs
 
+       if (useXetex) {
+               os << "\\usepackage{fontspec}\n";
+               texrow.newline();
+       }
+
        // font selection must be done before loading fontenc.sty
        string const fonts =
                loadFonts(fontsRoman, fontsSans,
                          fontsTypewriter, fontsSC, fontsOSF,
-                         fontsSansScale, fontsTypewriterScale);
+                         fontsSansScale, fontsTypewriterScale, useXetex);
        if (!fonts.empty()) {
                os << from_ascii(fonts);
                texrow.newline();
@@ -1044,15 +1229,18 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                   << from_ascii(fontsDefaultFamily) << "}\n";
 
        // set font encoding
-       // this one is not per buffer
-       // for arabic_arabi and farsi we also need to load the LAE and LFE encoding
-       if (lyxrc.fontenc != "default") {
-               if (language->lang() == "arabic_arabi" || language->lang() == "farsi") {
-                       os << "\\usepackage[" << from_ascii(lyxrc.fontenc)
+       // for arabic_arabi and farsi we also need to load the LAE and
+       // LFE encoding
+       // XeTeX works without fontenc
+       if (font_encoding() != "default" && language->lang() != "japanese"
+           && !useXetex) {
+               if (language->lang() == "arabic_arabi"
+                   || language->lang() == "farsi") {
+                       os << "\\usepackage[" << from_ascii(font_encoding())
                           << ",LFE,LAE]{fontenc}\n";
                        texrow.newline();
                } else {
-                       os << "\\usepackage[" << from_ascii(lyxrc.fontenc)
+                       os << "\\usepackage[" << from_ascii(font_encoding())
                           << "]{fontenc}\n";
                        texrow.newline();
                }
@@ -1061,13 +1249,20 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
        // handle inputenc etc.
        writeEncodingPreamble(os, features, texrow);
 
-       if (!listings_params.empty()) {
+       if (!listings_params.empty() || features.isRequired("listings")) {
                os << "\\usepackage{listings}\n";
                texrow.newline();
+       }
+       if (!listings_params.empty()) {
                os << "\\lstset{";
-               // do not test validity because listings_params is supposed to be valid
-               string par = InsetListingsParams(listings_params).separatedParams(true);
-               os << from_ascii(par);
+               // do not test validity because listings_params is 
+               // supposed to be valid
+               string par =
+                       InsetListingsParams(listings_params).separatedParams(true);
+               // we can't support all packages, but we should load the color package
+               if (par.find("\\color", 0) != string::npos)
+                       features.require("color");
+               os << from_utf8(par);
                // count the number of newlines
                for (size_t i = 0; i < par.size(); ++i)
                        if (par[i] == '\n')
@@ -1075,72 +1270,73 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                os << "}\n";
                texrow.newline();
        }
-       if (use_geometry || nonstandard_papersize) {
-               os << "\\usepackage{geometry}\n";
-               texrow.newline();
-               os << "\\geometry{verbose";
+       if (!tclass.provides("geometry")
+           && (use_geometry || nonstandard_papersize)) {
+               odocstringstream ods;
+               if (!getGraphicsDriver("geometry").empty())
+                       ods << getGraphicsDriver("geometry");
                if (orientation == ORIENTATION_LANDSCAPE)
-                       os << ",landscape";
+                       ods << ",landscape";
                switch (papersize) {
                case PAPER_CUSTOM:
                        if (!paperwidth.empty())
-                               os << ",paperwidth="
+                               ods << ",paperwidth="
                                   << from_ascii(paperwidth);
                        if (!paperheight.empty())
-                               os << ",paperheight="
+                               ods << ",paperheight="
                                   << from_ascii(paperheight);
                        break;
                case PAPER_USLETTER:
-                       os << ",letterpaper";
+                       ods << ",letterpaper";
                        break;
                case PAPER_USLEGAL:
-                       os << ",legalpaper";
+                       ods << ",legalpaper";
                        break;
                case PAPER_USEXECUTIVE:
-                       os << ",executivepaper";
+                       ods << ",executivepaper";
                        break;
                case PAPER_A3:
-                       os << ",a3paper";
+                       ods << ",a3paper";
                        break;
                case PAPER_A4:
-                       os << ",a4paper";
+                       ods << ",a4paper";
                        break;
                case PAPER_A5:
-                       os << ",a5paper";
+                       ods << ",a5paper";
                        break;
                case PAPER_B3:
-                       os << ",b3paper";
+                       ods << ",b3paper";
                        break;
                case PAPER_B4:
-                       os << ",b4paper";
+                       ods << ",b4paper";
                        break;
                case PAPER_B5:
-                       os << ",b5paper";
+                       ods << ",b5paper";
                        break;
                default:
                        // default papersize ie PAPER_DEFAULT
                        switch (lyxrc.default_papersize) {
                        case PAPER_DEFAULT: // keep compiler happy
                        case PAPER_USLETTER:
-                               os << ",letterpaper";
+                               ods << ",letterpaper";
                                break;
                        case PAPER_USLEGAL:
-                               os << ",legalpaper";
+                               ods << ",legalpaper";
                                break;
                        case PAPER_USEXECUTIVE:
-                               os << ",executivepaper";
+                               ods << ",executivepaper";
                                break;
                        case PAPER_A3:
-                               os << ",a3paper";
+                               ods << ",a3paper";
                                break;
                        case PAPER_A4:
-                               os << ",a4paper";
+                               ods << ",a4paper";
                                break;
                        case PAPER_A5:
-                               os << ",a5paper";
+                               ods << ",a5paper";
                                break;
                        case PAPER_B5:
-                               os << ",b5paper";
+                               ods << ",b5paper";
                                break;
                        case PAPER_B3:
                        case PAPER_B4:
@@ -1148,6 +1344,13 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                                break;
                        }
                }
+               docstring const g_options = trim(ods.str(), ",");
+               os << "\\usepackage";
+               if (!g_options.empty())
+                       os << '[' << g_options << ']';
+               os << "{geometry}\n";
+               texrow.newline();
+               os << "\\geometry{verbose";
                if (!topmargin.empty())
                        os << ",tmargin=" << from_ascii(Length(topmargin).asLatexString());
                if (!bottommargin.empty())
@@ -1166,6 +1369,8 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                        os << ",columnsep=" << from_ascii(Length(columnsep).asLatexString());
                os << "}\n";
                texrow.newline();
+       } else if (orientation == ORIENTATION_LANDSCAPE) {
+               features.require("papersize");
        }
 
        if (tokenPos(tclass.opt_pagestyle(),
@@ -1178,6 +1383,15 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                texrow.newline();
        }
 
+       // only output when the background color is not white
+       if (backgroundcolor != lyx::rgbFromHexName("#ffffff")) {
+               // only require color here, the background color will be defined
+               // in LaTeXFeatures.cpp to avoid interferences with the LaTeX
+               // package pdfpages 
+               features.require("color");
+               features.require("pagecolor");
+       }
+
        // Only if class has a ToC hierarchy
        if (tclass.hasTocLevels()) {
                if (secnumdepth != tclass.secnumdepth()) {
@@ -1195,6 +1409,7 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
        }
 
        if (paragraph_separation) {
+               // when skip separation
                switch (getDefSkip().kind()) {
                case VSpace::SMALLSKIP:
                        os << "\\setlength{\\parskip}{\\smallskipamount}\n";
@@ -1215,51 +1430,64 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                        break;
                }
                texrow.newline();
-
                os << "\\setlength{\\parindent}{0pt}\n";
                texrow.newline();
-       }
-
-       // If we use jurabib, we have to call babel here.
-       if (use_babel && features.isRequired("jurabib")) {
-               os << from_ascii(babelCall(language_options.str()))
-                  << '\n'
-                  << from_ascii(features.getBabelOptions());
-               texrow.newline();
+       } else {
+               // when separation by indentation
+               // only output something when a width is given
+               if (getIndentation().asLyXCommand() != "default") {
+                       os << "\\setlength{\\parindent}{"
+                               << from_utf8(getIndentation().asLatexCommand())
+                          << "}\n";
+                       texrow.newline();
+               }
        }
 
        // Now insert the LyX specific LaTeX commands...
+       docstring lyxpreamble;
+
+       // due to interferences with babel and hyperref, the color package has to
+       // be loaded (when it is not already loaded) before babel when hyperref
+       // is used with the colorlinks option, see
+       // http://www.lyx.org/trac/ticket/5291
+       // we decided therefore to load color always before babel, see
+       // http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg144349.html
+       lyxpreamble += from_ascii(features.getColorOptions());
+       
+       // If we use hyperref, jurabib, japanese, or vietnamese, we have to call babel before them.
+       if (use_babel
+               && (features.isRequired("jurabib")
+                       || features.isRequired("hyperref")
+                       || features.isRequired("vietnamese")
+                       || features.isRequired("japanese") ) ) {
+                               // FIXME UNICODE
+                               lyxpreamble += from_utf8(babelCall(language_options.str())) + '\n';
+                               lyxpreamble += from_utf8(features.getBabelOptions()) + '\n';
+       }
 
        // The optional packages;
-       docstring lyxpreamble(from_ascii(features.getPackages()));
+       lyxpreamble += from_ascii(features.getPackages());
+
+       // Additional Indices
+       if (features.isRequired("splitidx")) {
+               IndicesList::const_iterator iit = indiceslist().begin();
+               IndicesList::const_iterator iend = indiceslist().end();
+               for (; iit != iend; ++iit) {
+                       lyxpreamble += "\\newindex[";
+                       lyxpreamble += iit->index();
+                       lyxpreamble += "]{";
+                       lyxpreamble += iit->shortcut();
+                       lyxpreamble += "}\n";
+               }
+       }
 
        // Line spacing
        lyxpreamble += from_utf8(spacing().writePreamble(tclass.provides("SetSpace")));
 
-       // We try to load babel late, in case it interferes
-       // with other packages. But some packages also need babel to be loaded
-       // before, e.g. jurabib has to be called after babel.
-       // So load babel after the optional packages but before the user-defined
-       // preamble. This allows the users to redefine babel commands, e.g. to
-       // translate the word "Index" to the German "Stichwortverzeichnis".
-       // For more infos why this place was chosen, see
-       // http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg128425.html
-       // If you encounter problems, you can shift babel to its old place behind
-       // the user-defined preamble. But in this case you must change the Vietnamese
-       // support from currently "\usepackage[vietnamese]{babel}" to:
-       // \usepackage{vietnamese}
-       // \usepackage{babel}
-       // because vietnamese must be loaded before hyperref
-       if (use_babel && !features.isRequired("jurabib")) {
-               // FIXME UNICODE
-               lyxpreamble += from_utf8(babelCall(language_options.str())) + '\n';
-               lyxpreamble += from_utf8(features.getBabelOptions());
-       }
-
        // PDF support.
        // * Hyperref manual: "Make sure it comes last of your loaded
        //   packages, to give it a fighting chance of not being over-written,
-       //   since its job is to redefine many LATEX commands."
+       //   since its job is to redefine many LaTeX commands."
        // * Email from Heiko Oberdiek: "It is usually better to load babel
        //   before hyperref. Then hyperref has a chance to detect babel.
        // * Has to be loaded before the "LyX specific LaTeX commands" to
@@ -1270,45 +1498,52 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                pdfoptions().writeLaTeX(oss, documentClass().provides("hyperref"));
                lyxpreamble += oss.str();
        }
-
-       // only add \makeatletter and \makeatother when actually needed
-       bool makeatletter = false;
+       
+       // Will be surrounded by \makeatletter and \makeatother when not empty
+       docstring atlyxpreamble;
 
        // Some macros LyX will need
-       docstring tmppreamble(from_ascii(features.getMacros()));
+       docstring tmppreamble(features.getMacros());
 
-       if (!tmppreamble.empty()) {
-               if (!makeatletter) {
-                       lyxpreamble += "\n\\makeatletter\n";
-                       makeatletter = true;
-               }
-               lyxpreamble += "\n%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% "
+       if (!tmppreamble.empty())
+               atlyxpreamble += "\n%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% "
                        "LyX specific LaTeX commands.\n"
                        + tmppreamble + '\n';
-       }
 
        // the text class specific preamble
        tmppreamble = features.getTClassPreamble();
-       if (!tmppreamble.empty()) {
-               if (!makeatletter) {
-                       lyxpreamble += "\n\\makeatletter\n";
-                       makeatletter = true;
-               }
-               lyxpreamble += "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% "
+       if (!tmppreamble.empty())
+               atlyxpreamble += "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% "
                        "Textclass specific LaTeX commands.\n"
                        + tmppreamble + '\n';
-       }
+
+       // suppress date if selected
+       // use \@ifundefined because we cannot be sure that every document class
+       // has a \date command
+       if (suppress_date)
+               atlyxpreamble += "\\@ifundefined{date}{}{\\date{}}\n";
 
        /* the user-defined preamble */
-       if (!preamble.empty()) {
-               if (!makeatletter) {
-                       lyxpreamble += "\n\\makeatletter\n";
-                       makeatletter = true;
-               }
+       if (!containsOnly(preamble, " \n\t"))
                // FIXME UNICODE
-               lyxpreamble += "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% "
+               atlyxpreamble += "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% "
                        "User specified LaTeX commands.\n"
                        + from_utf8(preamble) + '\n';
+
+       // subfig loads internally the LaTeX package "caption". As
+       // caption is a very popular package, users will load it in
+       // the preamble. Therefore we must load subfig behind the
+       // user-defined preamble and check if the caption package was
+       // loaded or not. For the case that caption is loaded before
+       // subfig, there is the subfig option "caption=false". This
+       // option also works when a koma-script class is used and
+       // koma's own caption commands are used instead of caption. We
+       // use \PassOptionsToPackage here because the user could have
+       // already loaded subfig in the preamble.
+       if (features.isRequired("subfig")) {
+               atlyxpreamble += "\\@ifundefined{showcaptionsetup}{}{%\n"
+                       " \\PassOptionsToPackage{caption=false}{subfig}}\n"
+                       "\\usepackage{subfig}\n";
        }
 
        // Itemize bullet settings need to be last in case the user
@@ -1343,16 +1578,27 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
                }
        }
 
-       if (!bullets_def.empty()) {
-               if (!makeatletter) {
-                       lyxpreamble += "\n\\makeatletter\n";
-                       makeatletter = true;
-               }
-               lyxpreamble += bullets_def + "}\n\n";
+       if (!bullets_def.empty())
+               atlyxpreamble += bullets_def + "}\n\n";
+
+       if (!atlyxpreamble.empty())
+               lyxpreamble += "\n\\makeatletter\n"
+                       + atlyxpreamble + "\\makeatother\n\n";
+
+       // We try to load babel late, in case it interferes with other packages.
+       // Jurabib and Hyperref have to be called after babel, though.
+       if (use_babel && !features.isRequired("jurabib")
+           && !features.isRequired("hyperref")
+           && !features.isRequired("vietnamese")
+           && !features.isRequired("japanese")) {
+               // FIXME UNICODE
+               lyxpreamble += from_utf8(babelCall(language_options.str())) + '\n';
+               lyxpreamble += from_utf8(features.getBabelOptions()) + '\n';
        }
 
-       if (makeatletter)
-               lyxpreamble += "\\makeatother\n\n";
+       docstring const i18npreamble = features.getTClassI18nPreamble(use_babel);
+       if (!i18npreamble.empty())
+               lyxpreamble += i18npreamble + '\n';
 
        int const nlines =
                int(count(lyxpreamble.begin(), lyxpreamble.end(), '\n'));
@@ -1361,6 +1607,16 @@ bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
        }
 
        os << lyxpreamble;
+
+       // these packages (xunicode, for that matter) need to be loaded at least
+       // after amsmath, amssymb, esint and the other packages that provide 
+       // special glyphs
+       if (useXetex) {
+               os << "\\usepackage{xunicode}\n";
+               texrow.newline();
+               os << "\\usepackage{xltxtra}\n";
+               texrow.newline();
+       }
        return use_babel;
 }
 
@@ -1372,7 +1628,7 @@ void BufferParams::useClassDefaults()
        sides = tclass.sides();
        columns = tclass.columns();
        pagestyle = tclass.pagestyle();
-       options = tclass.options();
+       use_default_options = true;
        // Only if class has a ToC hierarchy
        if (tclass.hasTocLevels()) {
                secnumdepth = tclass.secnumdepth();
@@ -1388,7 +1644,7 @@ bool BufferParams::hasClassDefaults() const
        return sides == tclass.sides()
                && columns == tclass.columns()
                && pagestyle == tclass.pagestyle()
-               && options == tclass.options()
+               && use_default_options
                && secnumdepth == tclass.secnumdepth()
                && tocdepth == tclass.tocdepth();
 }
@@ -1400,7 +1656,7 @@ DocumentClass const & BufferParams::documentClass() const
 }
 
 
-DocumentClass * BufferParams::documentClassPtr() const {
+DocumentClass const * BufferParams::documentClassPtr() const {
        return doc_class_;
 }
 
@@ -1414,25 +1670,30 @@ void BufferParams::setDocumentClass(DocumentClass const * const tc) {
 bool BufferParams::setBaseClass(string const & classname)
 {
        LYXERR(Debug::TCLASS, "setBaseClass: " << classname);
-       LayoutFileList const & bcl = LayoutFileList::get();
+       LayoutFileList & bcl = LayoutFileList::get();
        if (!bcl.haveClass(classname)) {
                docstring s = 
-                       bformat(_("The document class %1$s could not be found."),
+                       bformat(_("The document class %1$s could not be found. "
+                               "A default textclass with default layouts will be used. "
+                               "LyX might not be able to produce output unless a correct "
+                               "textclass is selected from the document settings dialog."),
                        from_utf8(classname));
-               frontend::Alert::error(_("Class not found"), s);
-               return false;
+               frontend::Alert::error(_("Document class not found"), s);
+               bcl.addEmptyClass(classname);
        }
 
-       if (bcl[classname].load()) {
-               pimpl_->baseClass_ = classname;
-               return true;
+       bool const success = bcl[classname].load();
+       if (!success) {
+               docstring s = 
+                       bformat(_("The document class %1$s could not be loaded."),
+                       from_utf8(classname));
+               frontend::Alert::error(_("Could not load class"), s);
+               return false;
        }
-       
-       docstring s = 
-               bformat(_("The document class %1$s could not be loaded."),
-               from_utf8(classname));
-       frontend::Alert::error(_("Could not load class"), s);
-       return false;
+
+       pimpl_->baseClass_ = classname;
+       layoutModules_.adaptToBaseClass(baseClass(), removedModules_);
+       return true;
 }
 
 
@@ -1456,41 +1717,8 @@ void BufferParams::makeDocumentClass()
        if (!baseClass())
                return;
 
-       doc_class_ = &(DocumentClassBundle::get().newClass(*baseClass()));
-       
-       //FIXME It might be worth loading the children's modules here,
-       //just as we load their bibliographies and such, instead of just 
-       //doing a check in InsetInclude.
-       LayoutModuleList::const_iterator it = layoutModules_.begin();
-       for (; it != layoutModules_.end(); it++) {
-               string const modName = *it;
-               LyXModule * lm = moduleList[modName];
-               if (!lm) {
-                       docstring const msg =
-                               bformat(_("The module %1$s has been requested by\n"
-                                       "this document but has not been found in the list of\n"
-                                       "available modules. If you recently installed it, you\n"
-                                       "probably need to reconfigure LyX.\n"), from_utf8(modName));
-                       frontend::Alert::warning(_("Module not available"),
-                                       msg + _("Some layouts may not be available."));
-                       LYXERR0("BufferParams::makeDocumentClass(): Module " <<
-                                       modName << " requested but not found in module list.");
-                       continue;
-               }
-               if (!lm->isAvailable()) {
-                       docstring const msg =
-                                               bformat(_("The module %1$s requires a package that is\n"
-                                               "not available in your LaTeX installation. LaTeX output\n"
-                                               "may not be possible.\n"), from_utf8(modName));
-                       frontend::Alert::warning(_("Package not available"), msg);
-               }
-               FileName layout_file = libFileSearch("layouts", lm->getFilename());
-               if (!doc_class_->read(layout_file, TextClass::MODULE)) {
-                       docstring const msg =
-                               bformat(_("Error reading module %1$s\n"), from_utf8(modName));
-                       frontend::Alert::warning(_("Read Error"), msg);
-               }
-       }
+       doc_class_ = &(DocumentClassBundle::get().makeDocumentClass(*baseClass(), layoutModules_));
+
        if (!local_layout.empty()) {
                if (!doc_class_->read(local_layout, TextClass::MODULE)) {
                        docstring const msg = _("Error reading internal layout information");
@@ -1499,15 +1727,13 @@ void BufferParams::makeDocumentClass()
        }
 }
 
-
-vector<string> const & BufferParams::getModules() const 
+bool BufferParams::moduleCanBeAdded(string const & modName) const
 {
-       return layoutModules_;
+       return layoutModules_.moduleCanBeAdded(modName, baseClass());
 }
 
 
-
-bool BufferParams::addLayoutModule(string const & modName) 
+bool BufferParams::addLayoutModule(string const & modName)
 {
        LayoutModuleList::const_iterator it = layoutModules_.begin();
        LayoutModuleList::const_iterator end = layoutModules_.end();
@@ -1519,12 +1745,6 @@ bool BufferParams::addLayoutModule(string const & modName)
 }
 
 
-void BufferParams::clearLayoutModules() 
-{
-       layoutModules_.clear();
-}
-
-
 Font const BufferParams::getFont() const
 {
        FontInfo f = documentClass().defaultfont();
@@ -1652,6 +1872,37 @@ void BufferParams::readModules(Lexer & lex)
 }
 
 
+void BufferParams::readRemovedModules(Lexer & lex)
+{
+       if (!lex.eatLine()) {
+               lyxerr << "Error (BufferParams::readRemovedModules):"
+                               "Unexpected end of input." << endl;
+               return;
+       }
+       while (true) {
+               string mod = lex.getString();
+               if (mod == "\\end_removed_modules")
+                       break;
+               removedModules_.push_back(mod);
+               lex.eatLine();
+       }
+       // now we want to remove any removed modules that were previously 
+       // added. normally, that will be because default modules were added in 
+       // setBaseClass(), which gets called when \textclass is read at the 
+       // start of the read.
+       list<string>::const_iterator rit = removedModules_.begin();
+       list<string>::const_iterator const ren = removedModules_.end();
+       for (; rit != ren; rit++) {
+               LayoutModuleList::iterator const mit = layoutModules_.begin();
+               LayoutModuleList::iterator const men = layoutModules_.end();
+               LayoutModuleList::iterator found = find(mit, men, *rit);
+               if (found == men)
+                       continue;
+               layoutModules_.erase(found);
+       }
+}
+
+
 string BufferParams::paperSizeName(PapersizePurpose purpose) const
 {
        char real_papersize = papersize;
@@ -1744,6 +1995,12 @@ string const BufferParams::dvips_options() const
 }
 
 
+string const BufferParams::font_encoding() const
+{
+       return (fontenc == "global") ? lyxrc.fontenc : fontenc;
+}
+
+
 string BufferParams::babelCall(string const & lang_opts) const
 {
        string lang_pack = lyxrc.language_package;
@@ -1754,25 +2011,52 @@ string BufferParams::babelCall(string const & lang_opts) const
        // other languages are used (lang_opts is then empty)
        if (lang_opts.empty())
                return string();
-       // when Vietnamese is used, babel must directly be loaded with the
+       // If Vietnamese is used, babel must directly be loaded with the
        // language options, see
        // http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg129417.html
        size_t viet = lang_opts.find("vietnam");
        // viet = string::npos when not found
-       // when Japanese is used, babel must directly be loaded with the
+       // the same is for all other languages that are not directly supported by
+       // babel, but where LaTeX-packages add babel support.
+       // this is currently the case for Latvian, Lithuanian, and Mongolian
+       size_t latvian = lang_opts.find("latvian");
+       size_t lithu = lang_opts.find("lithuanian");
+       size_t mongo = lang_opts.find("mongolian");
+       // If Japanese is used, babel must directly be loaded with the
        // language options, see
-       // http://bugzilla.lyx.org/show_bug.cgi?id=4597#c4
+       // http://www.lyx.org/trac/ticket/4597#c4
        size_t japan = lang_opts.find("japanese");
-       // japan = string::npos when not found
-       if (!lyxrc.language_global_options || viet != string::npos || japan != string::npos)
+       if (!lyxrc.language_global_options || viet != string::npos
+               || japan != string::npos || latvian != string::npos
+               || lithu != string::npos || mongo != string::npos)
                return "\\usepackage[" + lang_opts + "]{babel}";
        return lang_pack;
 }
 
 
+docstring BufferParams::getGraphicsDriver(string const & package) const
+{
+       docstring result;
+
+       if (package == "geometry") {
+               if (graphicsDriver == "dvips"
+                   || graphicsDriver == "dvipdfm"
+                   || graphicsDriver == "pdftex"
+                   || graphicsDriver == "vtex")
+                       result = from_ascii(graphicsDriver);
+               else if (graphicsDriver == "dvipdfmx")
+                       result = from_ascii("dvipdfm");
+       }
+
+       return result;
+}
+
+
 void BufferParams::writeEncodingPreamble(odocstream & os,
                LaTeXFeatures & features, TexRow & texrow) const
 {
+       if (useXetex)
+               return;
        if (inputenc == "auto") {
                string const doc_encoding =
                        language->encoding()->latexName();
@@ -1784,14 +2068,14 @@ void BufferParams::writeEncodingPreamble(odocstream & os,
                set<string> encodings =
                        features.getEncodingSet(doc_encoding);
 
-               // When the encodings EUC-JP-plain, JIS-plain, or SJIS-plainare used, the
-               // package inputenc must be omitted. Therefore set the encoding to empty.
+               // If the "japanese" package (i.e. pLaTeX) is used,
+               // inputenc must be omitted.
                // see http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg129680.html
-               if (doc_encoding == "EUC-JP-plain" || doc_encoding == "JIS-plain" ||
-                       doc_encoding == "SJIS-plain")
-                       encodings.clear();
+               if (package == Encoding::japanese)
+                    features.require("japanese");
 
-               if (!encodings.empty() || package == Encoding::inputenc) {
+               if ((!encodings.empty() || package == Encoding::inputenc)
+                   && !features.isRequired("japanese")) {
                        os << "\\usepackage[";
                        set<string>::const_iterator it = encodings.begin();
                        set<string>::const_iterator const end = encodings.end();
@@ -1810,38 +2094,63 @@ void BufferParams::writeEncodingPreamble(odocstream & os,
                        texrow.newline();
                }
                if (package == Encoding::CJK || features.mustProvide("CJK")) {
-                       os << "\\usepackage{CJK}\n";
+                       if (language->encoding()->name() == "utf8-cjk"
+                           && LaTeXFeatures::isAvailable("CJKutf8"))
+                               os << "\\usepackage{CJKutf8}\n";
+                       else
+                               os << "\\usepackage{CJK}\n";
                        texrow.newline();
                }
        } else if (inputenc != "default") {
                switch (encoding().package()) {
                case Encoding::none:
+               case Encoding::japanese:
                        break;
                case Encoding::inputenc:
+                       // do not load inputenc if japanese is used
+                       if (features.isRequired("japanese"))
+                               break;
                        os << "\\usepackage[" << from_ascii(inputenc)
                           << "]{inputenc}\n";
                        texrow.newline();
                        break;
                case Encoding::CJK:
-                       os << "\\usepackage{CJK}\n";
+                       if (encoding().name() == "utf8-cjk"
+                           && LaTeXFeatures::isAvailable("CJKutf8"))
+                               os << "\\usepackage{CJKutf8}\n";
+                       else
+                               os << "\\usepackage{CJK}\n";
                        texrow.newline();
                        break;
                }
        }
 
-       // The encoding "armscii8" is only available when the package "armtex" is loaded.
-       // armscii8 is used for Armenian.
-       if (language->encoding()->latexName() == "armscii8" || inputenc == "armscii8") {
+       // The encoding "armscii8" (for Armenian) is only available when
+       // the package "armtex" is loaded.
+       if (language->encoding()->latexName() == "armscii8"
+           || inputenc == "armscii8") {
                os << "\\usepackage{armtex}\n";
                texrow.newline();
        }
 }
 
 
+string const BufferParams::parseFontName(string const & name) const
+{
+       string mangled = name;
+       size_t const idx = mangled.find('[');
+       if (idx == string::npos || idx == 0)
+               return mangled;
+       else
+               return mangled.substr(0, idx - 1);
+}
+
+
 string const BufferParams::loadFonts(string const & rm,
                                     string const & sf, string const & tt,
                                     bool const & sc, bool const & osf,
-                                    int const & sfscale, int const & ttscale) const
+                                    int const & sfscale, int const & ttscale,
+                                    bool const & xetex) const
 {
        /* The LaTeX font world is in a flux. In the PSNFSS font interface,
           several packages have been replaced by others, that might not
@@ -1861,6 +2170,37 @@ string const BufferParams::loadFonts(string const & rm,
 
        ostringstream os;
 
+       if (xetex) {
+               if (rm != "default")
+                       os << "\\setmainfont[Mapping=tex-text]{"
+                          << parseFontName(rm) << "}\n";
+               if (sf != "default") {
+                       string const sans = parseFontName(sf);
+                       if (sfscale != 100)
+                               os << "\\setsansfont[Scale=" 
+                                  << float(sfscale) / 100 
+                                  << ",Mapping=tex-text]{"
+                                  << sans << "}\n";
+                       else
+                               os << "\\setsansfont[Mapping=tex-text]{"
+                                  << sans << "}\n";
+               }
+               if (tt != "default") {
+                       string const mono = parseFontName(tt);
+                       if (ttscale != 100)
+                               os << "\\setmonofont[Scale=" 
+                                  << float(sfscale) / 100 
+                                  << "]{"
+                                  << mono << "}\n";
+                       else
+                               os << "\\setmonofont[Mapping=tex-text]{"
+                                  << mono << "}\n";
+               }
+               if (osf)
+                       os << "\\defaultfontfeatures{Numbers=OldStyle}\n";
+               return os.str();
+       }
+
        // ROMAN FONTS
        // Computer Modern (must be explicitely selectable -- there might be classes
        // that define a different default font!
@@ -1876,7 +2216,7 @@ string const BufferParams::loadFonts(string const & rm,
        // AE
        else if (rm == "ae") {
                // not needed when using OT1 font encoding.
-               if (lyxrc.fontenc != "default")
+               if (font_encoding() != "default")
                        os << "\\usepackage{ae,aecompl}\n";
        }
        // Times
@@ -1915,7 +2255,7 @@ string const BufferParams::loadFonts(string const & rm,
                // fourier supersedes utopia.sty, but does
                // not work with OT1 encoding.
                if (LaTeXFeatures::isAvailable("fourier")
-                   && lyxrc.fontenc != "default") {
+                   && font_encoding() != "default") {
                        os << "\\usepackage";
                        if (osf || sc) {
                                os << '[';
@@ -1977,6 +2317,8 @@ string const BufferParams::loadFonts(string const & rm,
 
 Encoding const & BufferParams::encoding() const
 {
+       if (useXetex)
+               return *(encodings.fromLaTeXName("utf8-plain"));
        if (inputenc == "auto" || inputenc == "default")
                return *language->encoding();
        Encoding const * const enc = encodings.fromLaTeXName(inputenc);