Only set buffer if it is not null.

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

diff --git a/src/mathed/InsetMathXArrow.cpp b/src/mathed/InsetMathXArrow.cpp
index 2ea3b71b5015f0c13730b3ffa806cb449c83d726..cdf3fbf175685f199724f92e1412907cebf48c75 100644 (file)
--- a/src/mathed/InsetMathXArrow.cpp
+++ b/src/mathed/InsetMathXArrow.cpp
@@ -16,7 +16,6 @@
 
 #include "MathData.h"
 #include "MathStream.h"
-#include "MathStream.h"
 #include "MathSupport.h"
 
 #include "LaTeXFeatures.h"
@@ -89,40 +88,78 @@ void InsetMathXArrow::mathmlize(MathStream & ms) const
 {
        char const * arrow;
 
-       if (name_ == "xleftarrow")
-               arrow = "←";
-       else if (name_ == "xrightarrow")
-               arrow = "→";
-       else if (name_ == "xhookleftarrow")
-               arrow = "↩";
-       else if (name_ == "xhookrightarrow")
-               arrow = "↪";
-       else if (name_ == "xLeftarrow")
-               arrow = "⇐";
-       else if (name_ == "xRightarrow")
-               arrow = "⇒";
-       else if (name_ == "xleftrightarrow")
-               arrow = "↔";
-       else if (name_ == "xLeftrightarrow")
-               arrow = "⇔";
-       else if (name_ == "xleftharpoondown")
-               arrow = "↽";
-       else if (name_ == "xleftharpoonup")
-               arrow = "↼";
-       else if (name_ == "xleftrightharpoons")
-               arrow = "⇋";
-       else if (name_ == "xrightharpoondown")
-               arrow = "⇁";
-       else if (name_ == "xrightharpoonup")
-               arrow = "⇀";
-       else if (name_ == "xrightleftharpoons")
-               arrow = "⇌";
-       else if (name_ == "xmapsto")
-               arrow = "↦";
-       else {
-               lyxerr << "mathmlize conversion for '" << name_ << "' not implemented" << endl;
-               LASSERT(false, arrow = "&rarr;");
+       if (!ms.xmlMode()) { // Use HTML entities.
+               if (name_ == "xleftarrow")
+                       arrow = "&larr;";
+               else if (name_ == "xrightarrow")
+                       arrow = "&rarr;";
+               else if (name_ == "xhookleftarrow")
+                       arrow = "&larrhk;";
+               else if (name_ == "xhookrightarrow")
+                       arrow = "&rarrhk;";
+               else if (name_ == "xLeftarrow")
+                       arrow = "&lArr;";
+               else if (name_ == "xRightarrow")
+                       arrow = "&rArr;";
+               else if (name_ == "xleftrightarrow")
+                       arrow = "&leftrightarrow;";
+               else if (name_ == "xLeftrightarrow")
+                       arrow = "&Leftrightarrow;";
+               else if (name_ == "xleftharpoondown")
+                       arrow = "&leftharpoondown;";
+               else if (name_ == "xleftharpoonup")
+                       arrow = "&leftharpoonup;";
+               else if (name_ == "xleftrightharpoons")
+                       arrow = "&leftrightharpoons;";
+               else if (name_ == "xrightharpoondown")
+                       arrow = "&rightharpoondown;";
+               else if (name_ == "xrightharpoonup")
+                       arrow = "&rightharpoonup;";
+               else if (name_ == "xrightleftharpoons")
+                       arrow = "&rightleftharpoons;";
+               else if (name_ == "xmapsto")
+                       arrow = "&mapsto;";
+               else {
+                       lyxerr << "mathmlize conversion for '" << name_ << "' not implemented" << endl;
+                       LASSERT(false, arrow = "&rarr;");
+               }
+       } else { // Use XML entities.
+               if (name_ == "xleftarrow")
+                       arrow = "&#x2190;";
+               else if (name_ == "xrightarrow")
+                       arrow = "&#x2192;";
+               else if (name_ == "xhookleftarrow")
+                       arrow = "&#x21a9;";
+               else if (name_ == "xhookrightarrow")
+                       arrow = "&#x21aa;";
+               else if (name_ == "xLeftarrow")
+                       arrow = "&#x21d0;";
+               else if (name_ == "xRightarrow")
+                       arrow = "&#x21d2;";
+               else if (name_ == "xleftrightarrow")
+                       arrow = "&#x2194;";
+               else if (name_ == "xLeftrightarrow")
+                       arrow = "&#x21d4;";
+               else if (name_ == "xleftharpoondown")
+                       arrow = "&#x21bd;";
+               else if (name_ == "xleftharpoonup")
+                       arrow = "&#x21bc;";
+               else if (name_ == "xleftrightharpoons")
+                       arrow = "&#x21cb;";
+               else if (name_ == "xrightharpoondown")
+                       arrow = "&#x21c1;";
+               else if (name_ == "xrightharpoonup")
+                       arrow = "&#x21c0;";
+               else if (name_ == "xrightleftharpoons")
+                       arrow = "&#x21cc;";
+               else if (name_ == "xmapsto")
+                       arrow = "&#x21a6;";
+               else {
+                       lyxerr << "mathmlize XML conversion for '" << name_ << "' not implemented" << endl;
+                       LASSERT(false, arrow = "&#x2192;");
+               }
        }
+
        ms << "<" << from_ascii(ms.namespacedTag("munderover")) << " accent='false' accentunder='false'>"
           << arrow << cell(1) << cell(0)
           << "</" << from_ascii(ms.namespacedTag("munderover"))<< ">";