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 #include <pbd/controllable.h>
21 #include <pbd/xml++.h>
22 #include <pbd/error.h>
28 sigc::signal<void,Controllable*> Controllable::Destroyed;
29 sigc::signal<bool,Controllable*> Controllable::StartLearning;
30 sigc::signal<void,Controllable*> Controllable::StopLearning;
31 sigc::signal<void,Controllable*,int,int> Controllable::CreateBinding;
32 sigc::signal<void,Controllable*> Controllable::DeleteBinding;
34 Glib::Mutex* Controllable::registry_lock = 0;
35 Controllable::Controllables Controllable::registry;
37 Controllable::Controllable (std::string name)
40 if (registry_lock == 0) {
41 registry_lock = new Glib::Mutex;
47 Controllable::Controllable (const XMLNode& node)
49 const XMLProperty* prop = node.property (X_("name"));
52 fatal << string_compose (_("programming error: %1"), "Controllable (XMLNode&) constructor called without name property")
57 _name = prop->value ();
59 prop = node.property (X_("id"));
62 fatal << string_compose (_("programming error: %1"), "Controllable (XMLNode&) constructor called without id property")
75 Glib::Mutex::Lock lm (*registry_lock);
76 registry.insert (this);
77 this->GoingAway.connect (mem_fun (this, &Controllable::remove));
81 Controllable::remove ()
83 Glib::Mutex::Lock lm (*registry_lock);
84 for (Controllables::iterator i = registry.begin(); i != registry.end(); ++i) {
93 Controllable::by_id (const ID& id)
95 Glib::Mutex::Lock lm (*registry_lock);
97 for (Controllables::iterator i = registry.begin(); i != registry.end(); ++i) {
98 if ((*i)->id() == id) {
107 Controllable::by_name (const std::string& str)
109 Glib::Mutex::Lock lm (*registry_lock);
111 for (Controllables::iterator i = registry.begin(); i != registry.end(); ++i) {
112 if ((*i)->_name == str) {
120 Controllable::get_state ()
122 XMLNode* node = new XMLNode (X_("controllable"));
125 node->add_property (X_("name"), _name); // not reloaded from XML state, just there to look at
126 _id.print (buf, sizeof (buf));
127 node->add_property (X_("id"), buf);
132 Controllable::set_state (const XMLNode& node)
134 const XMLProperty* prop = node.property (X_("id"));
140 error << _("Controllable state node has no ID property") << endmsg;