13
0
livetrax/libs/pbd/controllable.cc
Robin Gareus da114c5a4d
Remove static Destroyed(*), prefer StatefulDestructable API
This also add a debug-dump method to show remaining registered
Controllables.
2019-03-23 16:15:23 +01:00

143 lines
3.9 KiB
C++
Raw Blame History

/*
Copyright (C) 2000-2007 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 "pbd/controllable.h"
#include "pbd/enumwriter.h"
#include "pbd/xml++.h"
#include "pbd/error.h"
#include "pbd/types_convert.h"
#include "pbd/string_convert.h"
#include "pbd/i18n.h"
using namespace PBD;
using namespace std;
PBD::Signal1<bool, boost::weak_ptr<PBD::Controllable> > Controllable::StartLearning;
PBD::Signal1<void, boost::weak_ptr<PBD::Controllable> > Controllable::StopLearning;
PBD::Signal1<void, boost::weak_ptr<PBD::Controllable> > Controllable::GUIFocusChanged;
Glib::Threads::RWLock Controllable::registry_lock;
Controllable::Controllables Controllable::registry;
PBD::ScopedConnectionList Controllable::registry_connections;
const std::string Controllable::xml_node_name = X_("Controllable");
Controllable::Controllable (const string& name, Flag f)
: _name (name)
, _flags (f)
, _touching (false)
{
add (*this);
}
XMLNode&
Controllable::get_state ()
{
XMLNode* node = new XMLNode (xml_node_name);
/* Waves' "Pressure3" has a parameter called "µ-iness"
* which causes a parser error : Input is not proper UTF-8, indicate encoding !
* Bytes: 0xB5 0x2D 0x69 0x6E
* <Controllable name="<22>-iness" id="2391" flags="" value="0.000000000000" p
*/
// this is not reloaded from XML, but it must be present because it is
// used to find and identify XML nodes by various Controllable-derived objects
node->set_property (X_("name"), _name);
node->set_property (X_("id"), id());
node->set_property (X_("flags"), _flags);
node->set_property (X_("value"), get_save_value());
if (_extra_xml) {
node->add_child_copy (*_extra_xml);
}
return *node;
}
int
Controllable::set_state (const XMLNode& node, int /*version*/)
{
Stateful::save_extra_xml (node);
set_id (node);
if (node.get_property (X_("flags"), _flags)) {
_flags = Flag(_flags | (_flags & Controllable::RealTime));
}
float val;
if (node.get_property (X_("value"), val)) {
set_value (val, NoGroup);
}
return 0;
}
void
Controllable::set_flags (Flag f)
{
_flags = f;
}
void
Controllable::add (Controllable& ctl)
{
Glib::Threads::RWLock::WriterLock lm (registry_lock);
registry.insert (&ctl);
ctl.DropReferences.connect_same_thread (registry_connections, boost::bind (&Controllable::remove, &ctl));
ctl.Destroyed.connect_same_thread (registry_connections, boost::bind (&Controllable::remove, &ctl));
}
void
Controllable::remove (Controllable* ctl)
{
Glib::Threads::RWLock::WriterLock lm (registry_lock);
Controllables::iterator i = std::find (registry.begin(), registry.end(), ctl);
if (i != registry.end()) {
registry.erase (i);
}
}
boost::shared_ptr<Controllable>
Controllable::by_id (const ID& id)
{
Glib::Threads::RWLock::ReaderLock lm (registry_lock);
for (Controllables::iterator i = registry.begin(); i != registry.end(); ++i) {
if ((*i)->id() == id) {
return (*i)->shared_from_this ();
}
}
return boost::shared_ptr<Controllable>();
}
void
Controllable::dump_registry ()
{
Glib::Threads::RWLock::ReaderLock lm (registry_lock);
unsigned int cnt = 0;
cout << "-- List Of Registered Controllables\n";
for (Controllables::iterator i = registry.begin(); i != registry.end(); ++i, ++cnt) {
cout << "CTRL: " << (*i)->name() << "\n";
}
cout << "Total number of registered sontrollables: " << cnt << "\n";
}