X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2FDEVEL%2Fmathml_editor%2Fsrc%2FTPushLexer.hh;h=f2f409158b0a71388efc1d8f18bdf4f803eae803;hb=387aeebf96181c051b7f527a0901b173cfcdf194;hp=a12a9bf63112bbdf6a7a80a6f4f82e1684ee5f29;hpb=2f94240bc382ca43017f31b0852f1717fe18090b;p=helm.git

diff --git a/helm/DEVEL/mathml_editor/src/TPushLexer.hh b/helm/DEVEL/mathml_editor/src/TPushLexer.hh
index a12a9bf63..f2f409158 100644
--- a/helm/DEVEL/mathml_editor/src/TPushLexer.hh
+++ b/helm/DEVEL/mathml_editor/src/TPushLexer.hh
@@ -13,6 +13,7 @@ public:
   virtual ~TPushLexer() { };
 
   virtual void push(char);
+  virtual void drop(bool = false);
   virtual void reset(void);
   virtual void flush(void);
   virtual bool error(void) const;