Add support for stmaryrd.sty (bug #8434)

[lyx.git] / src / mathed / InsetMathFrac.cpp

diff --git a/src/mathed/InsetMathFrac.cpp b/src/mathed/InsetMathFrac.cpp
index 90937619bf2a8d46f93710a20db708bc9f84ea17..6a175fad31ac26e0568c24684ef557917ee5a5c9 100644 (file)
--- a/src/mathed/InsetMathFrac.cpp
+++ b/src/mathed/InsetMathFrac.cpp
@@ -22,6 +22,7 @@
 #include "MetricsInfo.h"
 #include "TextPainter.h"
 
+#include "support/lassert.h"
 #include "frontends/Painter.h"
 
 using namespace std;
@@ -366,23 +367,32 @@ bool InsetMathFrac::extraBraces() const
 }
 
 
-// FIXME This will crash on unitone and is wrong in other cases.
 void InsetMathFrac::maple(MapleStream & os) const
 {
+       if (nargs() != 2) {
+               // Someone who knows about maple should fix this.
+               LASSERT(false, return);
+       }
        os << '(' << cell(0) << ")/(" << cell(1) << ')';
 }
 
 
-// FIXME This will crash on unitone and is wrong in other cases.
 void InsetMathFrac::mathematica(MathematicaStream & os) const
 {
+       if (nargs() != 2) {
+               // Someone who knows about mathematica should fix this.
+               LASSERT(false, return);
+       }
        os << '(' << cell(0) << ")/(" << cell(1) << ')';
 }
 
 
-// FIXME This will crash on unitone and is wrong in other cases.
 void InsetMathFrac::octave(OctaveStream & os) const
 {
+       if (nargs() != 2) {
+               // Someone who knows about octave should fix this.
+               LASSERT(false, return);
+       }
        os << '(' << cell(0) << ")/(" << cell(1) << ')';
 }
 
@@ -502,11 +512,10 @@ void InsetMathFrac::validate(LaTeXFeatures & features) const
                features.require("amsmath");
        if (features.runparams().math_flavor == OutputParams::MathAsHTML)
                // CSS adapted from eLyXer
-               features.addPreambleSnippet("<style type=\"text/css\">\n"
+               features.addCSSSnippet(
                        "span.frac{display: inline-block; vertical-align: middle; text-align:center;}\n"
                        "span.numer{display: block;}\n"
-                       "span.denom{display: block; border-top: thin solid #000040;}\n"
-                       "</style>");
+                       "span.denom{display: block; border-top: thin solid #000040;}");
        InsetMathNest::validate(features);
 }
 
@@ -707,11 +716,10 @@ void InsetMathBinom::validate(LaTeXFeatures & features) const
                if (kind_ == DBINOM || kind_ == TBINOM)
                        features.require("amsmath");
        } else if (features.runparams().math_flavor == OutputParams::MathAsHTML)
-               features.addPreambleSnippet("<style type=\"text/css\">\n"
+               features.addCSSSnippet(
                        "span.binom{display: inline-block; vertical-align: bottom; text-align:center;}\n"
                        "span.binom span{display: block;}\n"
-                       "span.binomdelim{font-size: 2em;}\n"
-                       "</style>");
+                       "span.binomdelim{font-size: 2em;}");
        InsetMathNest::validate(features);
 }