1 files changed, 7 insertions, 0 deletions
diff --git a/src/ui/widget/spinbutton.h b/src/ui/widget/spinbutton.h
index c41aabf84..2833c413f 100644
--- a/src/ui/widget/spinbutton.h
+++ b/src/ui/widget/spinbutton.h
@@ -80,6 +80,13 @@ protected:
     bool on_my_focus_in_event(GdkEventFocus* event);
 
     /**
+     * When scroll is done.
+     * @retval false continue with default handler.
+     * @retval true  don't call default handler. 
+     */
+    bool on_my_scroll_event(GdkEventScroll* event);
+
+    /**
      * Handle specific keypress events, like Ctrl+Z.
      *
      * @retval false continue with default handler.