MathML for InsetMathBig.

[lyx.git] / src / LaTeXFeatures.cpp

diff --git a/src/LaTeXFeatures.cpp b/src/LaTeXFeatures.cpp
index 81bebfdeda7416f63ae6ea4d66fc07a0ec5100de..457029319b8109da841cf89bfac087c1840ee31e 100644 (file)
--- a/src/LaTeXFeatures.cpp
+++ b/src/LaTeXFeatures.cpp
@@ -195,10 +195,9 @@ static docstring const changetracking_none_def = from_ascii(
        "\\newcommand{\\lyxdeleted}[3]{}\n");
 
 static docstring const textgreek_def = from_ascii(
-       "\\providecommand*{\\perispomeni}{\\char126}\n"
        "\\AtBeginDocument{\\DeclareRobustCommand{\\greektext}{%\n"
        "  \\fontencoding{LGR}\\selectfont\\def\\encodingdefault{LGR}%\n"
-       "  \\renewcommand{\\~}{\\perispomeni}\n"
+       "  \\renewcommand{\\~}{\\char126}%\n"
        "}}\n"
        "\\DeclareRobustCommand{\\textgreek}[1]{\\leavevmode{\\greektext #1}}\n"
        "\\DeclareFontEncoding{LGR}{}{}\n");
@@ -641,7 +640,7 @@ string const LaTeXFeatures::getPackages() const
        // the document does not contain integrals (then isRequired("esint")
        // is false) or if esint is used, since esint redefines all relevant
        // integral symbols from wasysym and amsmath.
-       // See http://bugzilla.lyx.org/show_bug.cgi?id=1942
+       // See http://www.lyx.org/trac/ticket/1942
        if (mustProvide("wasysym") &&
            (params_.use_esint != BufferParams::package_off || !isRequired("esint")))
                packages << "\\usepackage{wasysym}\n";
@@ -745,7 +744,8 @@ string const LaTeXFeatures::getPackages() const
                packages << "\\PassOptionsToPackage{normalem}{ulem}\n"
                            "\\usepackage{ulem}\n";
 
-       if (mustProvide("mhchem"))
+       if (mustProvide("mhchem") &&
+               params_.use_mhchem != BufferParams::package_off)
                packages << "\\PassOptionsToPackage{version=3}{mhchem}\n"
                            "\\usepackage{mhchem}\n";
 
@@ -764,18 +764,27 @@ string const LaTeXFeatures::getPackages() const
 }
 
 
+string LaTeXFeatures::getPreambleSnippets() const 
+{
+       ostringstream snip;
+       SnippetList::const_iterator pit  = preamble_snippets_.begin();
+       SnippetList::const_iterator pend = preamble_snippets_.end();
+       for (; pit != pend; ++pit)
+               snip << *pit << '\n';
+       return snip.str();
+}
+
+
 docstring const LaTeXFeatures::getMacros() const
 {
        odocstringstream macros;
 
-       if (!preamble_snippets_.empty())
+       if (!preamble_snippets_.empty()) {
                macros << '\n';
-       SnippetList::const_iterator pit  = preamble_snippets_.begin();
-       SnippetList::const_iterator pend = preamble_snippets_.end();
-       for (; pit != pend; ++pit)
-               macros << *pit << '\n';
+               macros << from_utf8(getPreambleSnippets());
+       }
 
-        if (mustProvide("papersize")) {
+       if (mustProvide("papersize")) {
                if (runparams_.flavor == OutputParams::LATEX)
                        macros << papersizedvi_def << '\n';
                else