breakout control protocol code into LGPL library; fix panner buttons even more than nick did, plus some other bits and pieces

git-svn-id: svn://localhost/trunk/ardour2@522 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 12 insertions, 0 deletions

diff --git a/libs/ardour/session_process.cc b/libs/ardour/session_process.cc
index 5bcd595ecc..3280a5f4bb 100644
--- a/libs/ardour/session_process.cc
+++ b/libs/ardour/session_process.cc
@@ -422,6 +422,18 @@ Session::reset_slave_state ()
 }
 
 bool
+Session::transport_locked () const
+{
+	Slave* sl = _slave;
+
+	if (!locate_pending() && ((_slave_type == None) || (sl && sl->ok() && sl->locked()))) {
+		return true;
+	}
+
+	return false;
+}
+
+bool
 Session::follow_slave (jack_nframes_t nframes, jack_nframes_t offset)
 {
 	float slave_speed;