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-rw-r--r--libs/ardour/ardour/gain_control.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/libs/ardour/ardour/gain_control.h b/libs/ardour/ardour/gain_control.h
index 93d9c4fec0..8dea7a7750 100644
--- a/libs/ardour/ardour/gain_control.h
+++ b/libs/ardour/ardour/gain_control.h
@@ -60,6 +60,8 @@ class LIBARDOUR_API GainControl : public AutomationControl {
bool slaved_to (boost::shared_ptr<VCA>) const;
std::vector<uint32_t> masters () const;
+ PBD::Signal0<void> VCAStatusChange;
+
int set_state (XMLNode const&, int);
XMLNode& get_state();