r37162 - lyx-devel/trunk/src

[switt]

Author: switt
Date: Mon Jan 10 11:23:10 2011
New Revision: 37162
URL: http://www.lyx.org/trac/changeset/37162

Log:
#7209 avoid a crash in inMacroMode(): one cannot get the previous atom of an 
empty math cell

Modified:
   lyx-devel/trunk/src/Cursor.cpp

Modified: lyx-devel/trunk/src/Cursor.cpp
==============================================================================
--- lyx-devel/trunk/src/Cursor.cpp      Mon Jan 10 10:44:55 2011        (r37161)
+++ lyx-devel/trunk/src/Cursor.cpp      Mon Jan 10 11:23:10 2011        (r37162)
@@ -1624,7 +1624,7 @@
 {
        if (!inMathed())
                return false;
-       if (pos() == 0)
+       if (pos() == 0 || cell().empty())
                return false;
        InsetMathUnknown const * p = prevAtom()->asUnknownInset();
        return p && !p->final();