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-rw-r--r--gtk2_ardour/automation_line.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/gtk2_ardour/automation_line.h b/gtk2_ardour/automation_line.h
index eb2d204513..0e44c95a33 100644
--- a/gtk2_ardour/automation_line.h
+++ b/gtk2_ardour/automation_line.h
@@ -96,7 +96,7 @@ class ControlPoint
ShapeType _shape;
};
-class AutomationLine : public PBD::StatefulDestructible
+class AutomationLine : public sigc::trackable, public PBD::StatefulThingWithGoingAway
{
public:
AutomationLine (const string & name, TimeAxisView&, ArdourCanvas::Group&, ARDOUR::AutomationList&);
@@ -206,7 +206,9 @@ class AutomationLine : public PBD::StatefulDestructible
void reset_callback (const ARDOUR::AutomationList&);
void list_changed (ARDOUR::Change);
+#ifdef STATE_MANAGER
UndoAction get_memento();
+#endif
virtual bool event_handler (GdkEvent*);