2 Copyright (C) 2000-2007 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #ifndef ardour_control_protocol_manager_h
21 #define ardour_control_protocol_manager_h
27 #include <glibmm/threads.h>
29 #include "pbd/stateful.h"
31 #include "control_protocol/types.h"
33 #include "ardour/session_handle.h"
37 class ControlProtocol;
38 class ControlProtocolDescriptor;
41 class LIBARDOUR_API ControlProtocolInfo {
43 ControlProtocolDescriptor* descriptor;
44 ControlProtocol* protocol;
49 bool supports_feedback;
52 ControlProtocolInfo() : descriptor (0), protocol (0), requested(false),
53 mandatory(false), supports_feedback(false), state (0)
55 ~ControlProtocolInfo();
59 class LIBARDOUR_API ControlProtocolManager : public PBD::Stateful, public ARDOUR::SessionHandlePtr
62 ~ControlProtocolManager ();
64 static ControlProtocolManager& instance();
66 void set_session (Session*);
67 void discover_control_protocols ();
68 void foreach_known_protocol (boost::function<void(const ControlProtocolInfo*)>);
69 void load_mandatory_protocols ();
70 void midi_connectivity_established ();
71 void drop_protocols ();
72 void register_request_buffer_factories ();
74 int activate (ControlProtocolInfo&);
75 int deactivate (ControlProtocolInfo&);
77 std::list<ControlProtocolInfo*> control_protocol_info;
79 static const std::string state_node_name;
81 int set_state (const XMLNode&, int version);
82 XMLNode& get_state (void);
84 PBD::Signal1<void,ControlProtocolInfo*> ProtocolStatusChange;
86 void stripable_selection_changed (ARDOUR::StripableNotificationListPtr);
87 static PBD::Signal1<void,ARDOUR::StripableNotificationListPtr> StripableSelectionChanged;
90 ControlProtocolManager ();
91 static ControlProtocolManager* _instance;
93 Glib::Threads::RWLock protocols_lock;
94 std::list<ControlProtocol*> control_protocols;
96 void session_going_away ();
98 int control_protocol_discover (std::string path);
99 ControlProtocolDescriptor* get_descriptor (std::string path);
100 ControlProtocolInfo* cpi_by_name (std::string);
101 ControlProtocol* instantiate (ControlProtocolInfo&);
102 int teardown (ControlProtocolInfo&, bool lock_required);
107 #endif // ardour_control_protocol_manager_h