1 files changed, 26 insertions, 2 deletions
diff --git a/dw/iterator.hh b/dw/iterator.hh
index abf31d0b..686235ed 100644
--- a/dw/iterator.hh
+++ b/dw/iterator.hh
@@ -86,8 +86,6 @@ public:
 
    static void scrollTo (Iterator *it1, Iterator *it2, int start, int end,
                          HPosition hpos, VPosition vpos);
-
-   virtual void print ();
 };
 
 
@@ -265,6 +263,32 @@ public:
                             hpos, vpos); }
 };
 
+/**
+ * \brief Some completely different kind of iterator. See \ref
+ *    dw-interrupted-drawing for details.
+ */
+class StackingIteratorStack
+{
+private:
+   lout::container::untyped::Vector *vector;
+   int topPos;
+   
+public:
+   StackingIteratorStack ();
+   ~StackingIteratorStack ();
+
+   void intoStringBuffer(lout::misc::StringBuffer *sb);
+
+   inline bool atRealTop () { return topPos == vector->size () - 1; }
+   inline lout::object::Object *getTop () { return vector->get (topPos); }
+
+   void push (lout::object::Object *object);
+   void pop ();
+   void forward ();
+   void backward ();
+   void cleanup ();
+};
+
 } // namespace core
 } // namespace dw