Make undo action no-ops when the buffer is read-only

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

diff --git a/src/mathed/InsetMathAMSArray.cpp b/src/mathed/InsetMathAMSArray.cpp
index 61608041867202287dab071026bf6940d70b7dbe..16009e8a7b847d069ed5acad5c4c78d5e31ba720 100644 (file)
--- a/src/mathed/InsetMathAMSArray.cpp
+++ b/src/mathed/InsetMathAMSArray.cpp
@@ -146,7 +146,7 @@ bool InsetMathAMSArray::getStatus(Cursor & cur, FuncRequest const & cmd,
 }
 
 
-void InsetMathAMSArray::write(WriteStream & os) const
+void InsetMathAMSArray::write(TeXMathStream & os) const
 {
        MathEnsurer ensurer(os);
        os << "\\begin{" << name_ << '}';