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-rw-r--r--gtk2_ardour/editor_drag.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/gtk2_ardour/editor_drag.h b/gtk2_ardour/editor_drag.h
index 8475e9e315..d2593b2463 100644
--- a/gtk2_ardour/editor_drag.h
+++ b/gtk2_ardour/editor_drag.h
@@ -136,6 +136,7 @@ protected:
bool _x_constrained; ///< true if x motion is constrained, otherwise false
bool _y_constrained; ///< true if y motion is constrained, otherwise false
bool _was_rolling; ///< true if the session was rolling before the drag started, otherwise false
+ bool _have_transaction; ///< true if a transaction has been started, false otherwise. Must be set true by derived class.
private: