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livetrax/libs/pbd/controllable.cc

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#include <pbd/controllable.h>
#include <pbd/xml++.h>
#include <pbd/error.h>
#include "i18n.h"
using namespace PBD;
sigc::signal<void,Controllable*> Controllable::Destroyed;
sigc::signal<bool,Controllable*> Controllable::StartLearning;
sigc::signal<void,Controllable*> Controllable::StopLearning;
Controllable::Controllable (std::string name)
: _name (name)
{
}
XMLNode&
Controllable::get_state ()
{
XMLNode* node = new XMLNode (_name);
char buf[64];
_id.print (buf, sizeof (buf));
node->add_property (X_("id"), buf);
return *node;
}
int
Controllable::set_state (const XMLNode& node)
{
const XMLProperty* prop = node.property (X_("id"));
if (prop) {
_id = prop->value();
return 0;
} else {
error << _("Controllable state node has no ID property") << endmsg;
return -1;
}
}