From 73a0cd56f8bab790e0bbcf09b4f51e20175f4dc8 Mon Sep 17 00:00:00 2001
From: Carl Hetherington <carl@carlh.net>
Date: Wed, 18 Nov 2009 13:35:31 +0000
Subject: Rework port matrix to use Gtk notebook tabs to select visible groups.

git-svn-id: svn://localhost/ardour2/branches/3.0@6117 d708f5d6-7413-0410-9779-e7cbd77b26cf
---
 gtk2_ardour/port_group.cc | 64 ++++++++++++++++++++++++++++++++++++-----------
 1 file changed, 49 insertions(+), 15 deletions(-)

(limited to 'gtk2_ardour/port_group.cc')

diff --git a/gtk2_ardour/port_group.cc b/gtk2_ardour/port_group.cc
index 938e82af0b..ab2c2a7b35 100644
--- a/gtk2_ardour/port_group.cc
+++ b/gtk2_ardour/port_group.cc
@@ -45,7 +45,7 @@ using namespace ARDOUR;
  * @param n Name.
  */
 PortGroup::PortGroup (std::string const & n)
-	: name (n), _visible (true)
+	: name (n)
 {
 
 }
@@ -242,7 +242,9 @@ PortGroupList::gather (ARDOUR::Session& session, bool inputs, bool allow_dups)
 
 	boost::shared_ptr<PortGroup> bus (new PortGroup (_("Bus")));
 	boost::shared_ptr<PortGroup> track (new PortGroup (_("Track")));
-	boost::shared_ptr<PortGroup> system (new PortGroup (_("System")));
+	boost::shared_ptr<PortGroup> system_mono (new PortGroup (_("System (mono)")));
+	boost::shared_ptr<PortGroup> system_stereo (new PortGroup (_("System (stereo)")));
+	boost::shared_ptr<PortGroup> system_other (new PortGroup (_("System (other)")));
 	boost::shared_ptr<PortGroup> ardour (new PortGroup (_("Ardour")));
 	boost::shared_ptr<PortGroup> other (new PortGroup (_("Other")));
 
@@ -304,13 +306,25 @@ PortGroupList::gather (ARDOUR::Session& session, bool inputs, bool allow_dups)
 
 	for (BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 		if (boost::dynamic_pointer_cast<UserBundle> (*i) && (*i)->ports_are_inputs() == inputs && (*i)->type() == _type) {
-			system->add_bundle (*i, allow_dups);
+			if ((*i)->nchannels() == 1) {
+				system_mono->add_bundle (*i, allow_dups);
+			} else if ((*i)->nchannels() == 2) {
+				system_stereo->add_bundle (*i, allow_dups);
+			} else {
+				system_other->add_bundle (*i, allow_dups);
+			}
 		}
 	}
 
 	for (BundleList::iterator i = b->begin(); i != b->end(); ++i) {
 		if (boost::dynamic_pointer_cast<UserBundle> (*i) == 0 && (*i)->ports_are_inputs() == inputs && (*i)->type() == _type) {
-			system->add_bundle (*i, allow_dups);
+			if ((*i)->nchannels() == 1) {
+				system_mono->add_bundle (*i, allow_dups);
+			} else if ((*i)->nchannels() == 2) {
+				system_stereo->add_bundle (*i, allow_dups);
+			} else {
+				system_other->add_bundle (*i, allow_dups);
+			}
 		}
 	}
 	
@@ -340,7 +354,13 @@ PortGroupList::gather (ARDOUR::Session& session, bool inputs, bool allow_dups)
 
 			std::string const p = ports[n];
 
-			if (!system->has_port(p) && !bus->has_port(p) && !track->has_port(p) && !ardour->has_port(p) && !other->has_port(p)) {
+			if (!system_mono->has_port(p) &&
+			    !system_stereo->has_port(p) &&
+			    !system_other->has_port(p) &&
+			    !bus->has_port(p) &&
+			    !track->has_port(p) &&
+			    !ardour->has_port(p) &&
+			    !other->has_port(p)) {
 
 				if (port_has_prefix (p, "system:") ||
 				    port_has_prefix (p, "alsa_pcm") ||
@@ -358,18 +378,27 @@ PortGroupList::gather (ARDOUR::Session& session, bool inputs, bool allow_dups)
 	}
 
 	if (!extra_system.empty()) {
-		system->add_bundle (make_bundle_from_ports (extra_system, inputs));
+		boost::shared_ptr<Bundle> b = make_bundle_from_ports (extra_system, inputs);
+		if (b->nchannels() == 1) {
+			system_mono->add_bundle (b);
+		} else if (b->nchannels() == 2) {
+			system_stereo->add_bundle (b);
+		} else {
+			system_other->add_bundle (b);
+		}
 	}
 
 	if (!extra_other.empty()) {
 		other->add_bundle (make_bundle_from_ports (extra_other, inputs));
 	}
 
-	add_group (system);
-	add_group (bus);
-	add_group (track);
-	add_group (ardour);
-	add_group (other);
+	add_group_if_not_empty (system_mono);
+	add_group_if_not_empty (system_stereo);
+	add_group_if_not_empty (system_other);
+	add_group_if_not_empty (bus);
+	add_group_if_not_empty (track);
+	add_group_if_not_empty (ardour);
+	add_group_if_not_empty (other);
 
 	emit_changed ();
 }
@@ -471,19 +500,24 @@ PortGroupList::bundles () const
 }
 
 uint32_t
-PortGroupList::total_visible_channels () const
+PortGroupList::total_channels () const
 {
 	uint32_t n = 0;
 
 	for (PortGroupList::List::const_iterator i = begin(); i != end(); ++i) {
-		if ((*i)->visible()) {
-			n += (*i)->total_channels ();
-		}
+		n += (*i)->total_channels ();
 	}
 
 	return n;
 }
 
+void
+PortGroupList::add_group_if_not_empty (boost::shared_ptr<PortGroup> g)
+{
+	if (!g->bundles().empty ()) {
+		add_group (g);
+	}
+}
 
 void
 PortGroupList::add_group (boost::shared_ptr<PortGroup> g)
-- 
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