From e71809dc0484b850b32497122ec61b0e10c35117 Mon Sep 17 00:00:00 2001
From: Paul Davis <paul@linuxaudiosystems.com>
Date: Fri, 30 Sep 2016 11:21:21 -0400
Subject: [PATCH] push2 gui catches port registrations

---
 libs/surfaces/push2/gui.cc | 3 ++-
 libs/surfaces/push2/gui.h  | 1 +
 2 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/libs/surfaces/push2/gui.cc b/libs/surfaces/push2/gui.cc
index 1e8e587a42..13d457d0be 100644
--- a/libs/surfaces/push2/gui.cc
+++ b/libs/surfaces/push2/gui.cc
@@ -145,7 +145,8 @@ P2GUI::P2GUI (Push2& p)
 
 	/* catch future changes to connection state */
 
-	// p2.ConnectionChange.connect (connection_change_connection, invalidator (*this), boost::bind (&P2GUI::connection_handler, this), gui_context());
+	ARDOUR::AudioEngine::instance()->PortRegisteredOrUnregistered.connect (port_reg_connection, invalidator (*this), boost::bind (&P2GUI::connection_handler, this), gui_context());
+	p2.ConnectionChange.connect (connection_change_connection, invalidator (*this), boost::bind (&P2GUI::connection_handler, this), gui_context());
 }
 
 P2GUI::~P2GUI ()
diff --git a/libs/surfaces/push2/gui.h b/libs/surfaces/push2/gui.h
index 6188703d5c..828765dec6 100644
--- a/libs/surfaces/push2/gui.h
+++ b/libs/surfaces/push2/gui.h
@@ -62,6 +62,7 @@ private:
 	void update_port_combos ();
 	PBD::ScopedConnection connection_change_connection;
 	void connection_handler ();
+	PBD::ScopedConnection port_reg_connection;
 
 	struct MidiPortColumns : public Gtk::TreeModel::ColumnRecord {
 		MidiPortColumns() {