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1 files changed, 35 insertions, 0 deletions

diff --git a/libs/ardour/ardour/monitorable.h b/libs/ardour/ardour/monitorable.h
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+++ b/libs/ardour/ardour/monitorable.h
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+/*
+    Copyright (C) 2016 Paul Davis
+
+    This program is free software; you can redistribute it and/or modify it
+    under the terms of the GNU General Public License as published by the Free
+    Software Foundation; either version 2 of the License, or (at your option)
+    any later version.
+
+    This program is distributed in the hope that it will be useful, but WITHOUT
+    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
+    for more details.
+
+    You should have received a copy of the GNU General Public License along
+    with this program; if not, write to the Free Software Foundation, Inc.,
+    675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#ifndef __ardour_monitorable_h__
+#define __ardour_monitorable_h__
+
+#include "ardour/types.h"
+
+namespace ARDOUR {
+
+class Monitorable {
+    public:
+	virtual ~Monitorable() {}
+
+	virtual MonitorState monitoring_state() const = 0;
+};
+
+} /* namespace */
+
+#endif /* __ardour_monitorable_h__ */