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-rw-r--r--dw/ruler.hh3
1 files changed, 3 insertions, 0 deletions
diff --git a/dw/ruler.hh b/dw/ruler.hh
index 1f3491bc..63662383 100644
--- a/dw/ruler.hh
+++ b/dw/ruler.hh
@@ -23,7 +23,10 @@ protected:
void draw (core::View *view, core::Rectangle *area);
public:
+ static int CLASS_ID;
+
Ruler ();
+ ~Ruler ();
bool isBlockLevel ();