diff options
Diffstat (limited to 'libs/ardour/automatable.cc')
| -rw-r--r-- | libs/ardour/automatable.cc | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/libs/ardour/automatable.cc b/libs/ardour/automatable.cc index 3d705b3ea7..1e5b497bf7 100644 --- a/libs/ardour/automatable.cc +++ b/libs/ardour/automatable.cc @@ -150,6 +150,16 @@ Automatable::add_control(boost::shared_ptr<Evoral::Control> ac) ControlSet::add_control(ac); _can_automate_list.insert(param); auto_state_changed(param); // sync everything up + + /* connect to automation_state_changed so that we can emit a signal when one of our controls' + automation state changes + */ + boost::shared_ptr<AutomationControl> c = boost::dynamic_pointer_cast<AutomationControl> (ac); + if (c) { + c->alist()->automation_state_changed.connect_same_thread ( + _control_connections, boost::bind (&Automatable::automation_state_changed, this, c->parameter()) + ); + } } void @@ -469,3 +479,8 @@ Automatable::automation_control (const Evoral::Parameter& id) const return boost::dynamic_pointer_cast<const AutomationControl>(Evoral::ControlSet::control(id)); } +void +Automatable::automation_state_changed (Evoral::Parameter const & p) +{ + AutomationStateChanged (p); /* EMIT SIGNAL */ +} |