Use const qualifier for set_children_vocab parameter

[synfig.git] / synfig-core / src / synfig / valuenode.h

diff --git a/synfig-core/src/synfig/valuenode.h b/synfig-core/src/synfig/valuenode.h
index 830cd30..076ea83 100644 (file)
--- a/synfig-core/src/synfig/valuenode.h
+++ b/synfig-core/src/synfig/valuenode.h
@@ -418,7 +418,7 @@ protected:
        virtual Vocab get_children_vocab_vfunc()const=0;
 
        //! Virtual memebr to set the children vocabulary to a given value
-       virtual void set_children_vocab(Vocab& rvocab);
+       virtual void set_children_vocab(const Vocab& rvocab);
 }; // END of class LinkableValueNode
 
 /*!    \class ValueNodeList