From ec0b7cc1da8522abbf5a11e6d5151880444d7d46 Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Wed, 9 Jul 2014 12:07:05 -0400
Subject: [PATCH] add new TRX-only function for unusual global-record-enable
 semantics

---
 gtk2_ardour/ardour_ui.cc | 31 ++++++++++++++++++++++++++++++-
 gtk2_ardour/ardour_ui.h  |  1 +
 2 files changed, 31 insertions(+), 1 deletion(-)

diff --git a/gtk2_ardour/ardour_ui.cc b/gtk2_ardour/ardour_ui.cc
index 3948b5cc8c..c87c78d58e 100644
--- a/gtk2_ardour/ardour_ui.cc
+++ b/gtk2_ardour/ardour_ui.cc
@@ -1833,10 +1833,36 @@ ARDOUR_UI::transport_stop ()
 	_session->request_stop (false, true);
 }
 
+bool
+ARDOUR_UI::trx_record_enable_all_tracks ()
+{
+	if (!_session) {
+		return false;
+	}
+
+	boost::shared_ptr<RouteList> rl = _session->get_tracks ();
+	bool none_record_enabled = true;
+
+	for (RouteList::iterator r = rl->begin(); r != rl->end(); ++r) {
+		boost::shared_ptr<Track> t = boost::dynamic_pointer_cast<Track> (*r);
+		assert (t);
+
+		if (t->record_enabled()) {
+			none_record_enabled = false;
+			break;
+		}
+	}
+
+	if (none_record_enabled) {
+		_session->set_record_enabled (rl, true, Session::rt_cleanup);
+	} 
+
+	return none_record_enabled;
+}
+
 void
 ARDOUR_UI::transport_record (bool roll)
 {
-
 	if (_session) {
 		switch (_session->record_status()) {
 		case Session::Disabled:
@@ -1845,6 +1871,9 @@ ARDOUR_UI::transport_record (bool roll)
 				msg.run ();
 				return;
 			}
+			if (Profile->get_trx()) {
+				roll = trx_record_enable_all_tracks ();
+			}
 			_session->maybe_enable_record ();
 			if (roll) {
 				transport_roll ();
diff --git a/gtk2_ardour/ardour_ui.h b/gtk2_ardour/ardour_ui.h
index 5d10c6f13d..fbb17819b5 100644
--- a/gtk2_ardour/ardour_ui.h
+++ b/gtk2_ardour/ardour_ui.h
@@ -583,6 +583,7 @@ class ARDOUR_UI : public Gtkmm2ext::UI, public ARDOUR::SessionHandlePtr
 	void transport_rewind (int option);
 	void transport_loop ();
 	void toggle_roll (bool with_abort, bool roll_out_of_bounded_mode);
+	bool trx_record_enable_all_tracks ();
 
 	bool _session_is_new;
 	void set_session (ARDOUR::Session *);