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-rw-r--r--gtk2_ardour/streamview.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/gtk2_ardour/streamview.h b/gtk2_ardour/streamview.h
index 8c2242e587..c29c206470 100644
--- a/gtk2_ardour/streamview.h
+++ b/gtk2_ardour/streamview.h
@@ -72,6 +72,7 @@ public:
virtual int set_samples_per_unit (gdouble spp);
gdouble get_samples_per_unit () { return _samples_per_unit; }
+ virtual void horizontal_position_changed () {}
void set_layer_display (LayerDisplay);
LayerDisplay layer_display () const { return _layer_display; }