Slightly hacky improvement to embolden the labels of

connection matrix tabs when they have connections.


git-svn-id: svn://localhost/ardour2/branches/3.0@12371 d708f5d6-7413-0410-9779-e7cbd77b26cf

1 files changed, 28 insertions, 0 deletions

diff --git a/libs/ardour/bundle.cc b/libs/ardour/bundle.cc
index dd4bacdff2..6180836bd2 100644
--- a/libs/ardour/bundle.cc
+++ b/libs/ardour/bundle.cc
@@ -440,6 +440,34 @@ Bundle::connected_to (boost::shared_ptr<Bundle> other, AudioEngine & engine)
 	return true;
 }
 
+/** This must not be called in code executed as a response to a JACK event,
+ *  as it uses jack_port_get_all_connections().
+ *  @return true if any of this bundle's channels are connected to anything.
+ */
+bool
+Bundle::connected_to_anything (AudioEngine& engine)
+{
+	for (uint32_t i = 0; i < nchannels().n_total(); ++i) {
+		Bundle::PortList const & ports = channel_ports (i);
+
+		for (uint32_t j = 0; j < ports.size(); ++j) {
+			/* ports[j] may not be an Ardour port, so use JACK directly
+			   rather than doing it with Port.
+			*/
+			jack_port_t* jp = jack_port_by_name (engine.jack(), ports[j].c_str());
+			if (jp) {
+				const char ** c = jack_port_get_all_connections (engine.jack(), jp);
+				if (c) {
+					jack_free (c);
+					return true;
+				}
+			}
+		}
+	}
+
+	return false;
+}
+
 void
 Bundle::set_ports_are_inputs ()
 {