From 33b7c38e421fbab2dee54af31d975542142454ab Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Sun, 5 Jun 2022 15:03:23 -0600
Subject: [PATCH] control protocols: add API to control selection by RID

---
 .../control_protocol/control_protocol.cc      | 36 +++++++++++++++++++
 .../control_protocol/control_protocol.h       |  5 +++
 2 files changed, 41 insertions(+)

diff --git a/libs/surfaces/control_protocol/control_protocol.cc b/libs/surfaces/control_protocol/control_protocol.cc
index e6ba0c5d0d..864ed0b1d2 100644
--- a/libs/surfaces/control_protocol/control_protocol.cc
+++ b/libs/surfaces/control_protocol/control_protocol.cc
@@ -383,6 +383,42 @@ ControlProtocol::remove_stripable_from_selection (boost::shared_ptr<ARDOUR::Stri
 	session->selection().remove (s, boost::shared_ptr<AutomationControl>());
 }
 
+void
+ControlProtocol::add_rid_to_selection (int rid)
+{
+	boost::shared_ptr<Stripable> s = session->get_remote_nth_stripable (rid, PresentationInfo::MixerStripables);
+	if (s) {
+		session->selection().add (s, boost::shared_ptr<AutomationControl>());
+	}
+}
+
+void
+ControlProtocol::set_rid_selection (int rid)
+{
+	boost::shared_ptr<Stripable> s = session->get_remote_nth_stripable (rid, PresentationInfo::MixerStripables);
+	if (s) {
+		session->selection().select_stripable_and_maybe_group (s, true, true, 0);
+	}
+}
+
+void
+ControlProtocol::toggle_rid_selection (int rid)
+{
+	boost::shared_ptr<Stripable> s = session->get_remote_nth_stripable (rid, PresentationInfo::MixerStripables);
+	if (s) {
+		session->selection().toggle (s, boost::shared_ptr<AutomationControl>());
+	}
+}
+
+void
+ControlProtocol::remove_rid_from_selection (int rid)
+{
+	boost::shared_ptr<Stripable> s = session->get_remote_nth_stripable (rid, PresentationInfo::MixerStripables);
+	if (s) {
+		session->selection().remove (s, boost::shared_ptr<AutomationControl>());
+	}
+}
+
 void
 ControlProtocol::clear_stripable_selection ()
 {
diff --git a/libs/surfaces/control_protocol/control_protocol/control_protocol.h b/libs/surfaces/control_protocol/control_protocol/control_protocol.h
index 5a94ee7bc5..4d219c0c34 100644
--- a/libs/surfaces/control_protocol/control_protocol/control_protocol.h
+++ b/libs/surfaces/control_protocol/control_protocol/control_protocol.h
@@ -89,6 +89,11 @@ public:
 	void remove_stripable_from_selection (boost::shared_ptr<ARDOUR::Stripable>);
 	void clear_stripable_selection ();
 
+	void add_rid_to_selection (int rid);
+	void set_rid_selection (int rid);
+	void toggle_rid_selection (int rid);
+	void remove_rid_from_selection (int rid);
+
 	boost::shared_ptr<ARDOUR::Stripable> first_selected_stripable () const;
 
 	/* the model here is as follows: