ardour/livetrax
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notify IO about port disconnection due to port removal

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[Jack] Ports can be deleted without being disconnected first.
the IO Object does not catch that condition.
This commit is contained in:
Robin Gareus 2016-04-17 18:36:40 +02:00
parent 10bffda810
commit 81faa3b420
2 changed files with 29 additions and 4 deletions
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6
libs/ardour/ardour/port.h
View File

@ -169,8 +169,10 @@ private:
*/
std::set<std::string> _connections;
void drop ();
PBD::ScopedConnection drop_connection;
void port_connected_or_disconnected (boost::weak_ptr<Port>, boost::weak_ptr<Port>, bool);
void drop ();
PBD::ScopedConnection drop_connection;
PBD::ScopedConnection engine_connection;
};
}

27
libs/ardour/port.cc
View File

@ -75,6 +75,8 @@ Port::Port (std::string const & n, DataType t, PortFlags f)
}
PortDrop.connect_same_thread (drop_connection, boost::bind (&Port::drop, this));
port_manager->PortConnectedOrDisconnected.connect_same_thread (engine_connection,
boost::bind (&Port::port_connected_or_disconnected, this, _1, _3, _5));
}
/** Port destructor */
@ -126,6 +128,26 @@ Port::drop ()
}
}
void
Port::port_connected_or_disconnected (boost::weak_ptr<Port> w0, boost::weak_ptr<Port> w1, bool con)
{
if (con) {
/* we're only interested in disconnect */
return;
}
boost::shared_ptr<Port> p0 = w0.lock ();
boost::shared_ptr<Port> p1 = w1.lock ();
/* a cheaper, less hacky way to do boost::shared_from_this() ... */
boost::shared_ptr<Port> pself = AudioEngine::instance()->get_port_by_name (name());
if (p0 == pself) {
PostDisconnect (p0, p1); // emit signal
}
if (p1 == pself) {
PostDisconnect (p1, p0); // emit signal
}
}
/** @return true if this port is connected to anything */
bool
Port::connected () const
@ -238,8 +260,7 @@ Port::disconnect (std::string const & other)
_connections.erase (other);
}
/* a cheaper, less hacky way to do boost::shared_from_this() ...
*/
/* a cheaper, less hacky way to do boost::shared_from_this() ... */
boost::shared_ptr<Port> pself = AudioEngine::instance()->get_port_by_name (name());
boost::shared_ptr<Port> pother = AudioEngine::instance()->get_port_by_name (other);
@ -478,6 +499,8 @@ Port::reestablish ()
reset ();
port_manager->PortConnectedOrDisconnected.connect_same_thread (engine_connection,
boost::bind (&Port::port_connected_or_disconnected, this, _1, _3, _5));
return 0;
}