1 files changed, 92 insertions, 0 deletions
diff --git a/libs/surfaces/launch_control_xl/interface.cc b/libs/surfaces/launch_control_xl/interface.cc
new file mode 100644
index 0000000000..95f3825bb2
--- /dev/null
+++ b/libs/surfaces/launch_control_xl/interface.cc
@@ -0,0 +1,92 @@
+/*
+	Copyright (C) 2017 Paul Davis
+
+	This program is free software; you can redistribute it and/or modify
+	it under the terms of the GNU General Public License as published by
+	the Free Software Foundation; either version 2 of the License, or
+	(at your option) any later version.
+
+	This program is distributed in the hope that it will be useful,
+	but WITHOUT ANY WARRANTY; without even the implied warranty of
+	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+	GNU General Public License for more details.
+
+	You should have received a copy of the GNU General Public License
+	along with this program; if not, write to the Free Software
+	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+*/
+
+#include <stdexcept>
+
+#include "pbd/error.h"
+
+#include "ardour/rc_configuration.h"
+
+#include "control_protocol/control_protocol.h"
+#include "launch_control_xl.h"
+
+using namespace ARDOUR;
+using namespace PBD;
+using namespace std;
+using namespace ArdourSurface;
+
+static ControlProtocol*
+new_launch_control_xl (ControlProtocolDescriptor*, Session* s)
+{
+	LaunchControlXL * lcxl = 0;
+
+	try {
+		lcxl = new LaunchControlXL (*s);
+		/* do not set active here - wait for set_state() */
+	}
+	catch (exception & e) {
+		error << "Error instantiating LaunchControlXL support: " << e.what() << endmsg;
+		delete lcxl;
+		lcxl = 0;
+	}
+
+	return lcxl;
+}
+
+static void
+delete_launch_control_xl (ControlProtocolDescriptor*, ControlProtocol* cp)
+{
+	try
+	{
+		delete cp;
+	}
+	catch ( exception & e )
+	{
+		cout << "Exception caught trying to finalize LaunchControlXL support: " << e.what() << endl;
+	}
+}
+
+/**
+	This is called on startup to check whether the lib should be loaded.
+
+	So anything that can be changed in the UI should not be used here to
+	prevent loading of the lib.
+*/
+static bool
+probe_launch_control_xl (ControlProtocolDescriptor*)
+{
+	return LaunchControlXL::probe();
+}
+
+static ControlProtocolDescriptor launch_control_xl_descriptor = {
+	/*name :              */   "Novation Launch Control XL",
+	/*id :                */   "uri://ardour.org/surfaces/launch_control_xl:0",
+	/*ptr :               */   0,
+	/*module :            */   0,
+	/*mandatory :         */   0,
+	// actually, the surface does support feedback, but all this
+	// flag does is show a submenu on the UI, which is useless for the mackie
+	// because feedback is always on. In any case, who'd want to use the
+	// mcu without the motorised sliders doing their thing?
+	/*supports_feedback : */   true,
+	/*probe :             */   probe_launch_control_xl,
+	/*initialize :        */   new_launch_control_xl,
+	/*destroy :           */   delete_launch_control_xl,
+};
+
+extern "C" ARDOURSURFACE_API ControlProtocolDescriptor* protocol_descriptor () { return &launch_control_xl_descriptor; }