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restore last used driver+devices for a given backend.

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This commit is contained in:
Robin Gareus 2015-11-23 21:44:13 +01:00
parent 3c9b71b50e
commit b754c4341e
2 changed files with 25 additions and 0 deletions
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24
gtk2_ardour/engine_dialog.cc
View file

@ -1021,6 +1021,15 @@ EngineControl::backend_changed ()
set_active_text_if_present (buffer_size_combo, bufsize_as_string (backend->buffer_size())); set_active_text_if_present (buffer_size_combo, bufsize_as_string (backend->buffer_size()));
} }
if (_have_control && !ignore_changes) {
// set driver & devices
State state = get_matching_state (backend_combo.get_active_text());
if (state) {
PBD::Unwinder<uint32_t> protect_ignore_changes (ignore_changes, ignore_changes + 1);
set_current_state (state);
}
}
if (!ignore_changes) { if (!ignore_changes) {
maybe_display_saved_state (); maybe_display_saved_state ();
} }
@ -1270,6 +1279,8 @@ EngineControl::driver_changed ()
backend->set_driver (driver_combo.get_active_text()); backend->set_driver (driver_combo.get_active_text());
list_devices (); list_devices ();
// TODO load LRU device(s) for backend + driver combo
if (!ignore_changes) { if (!ignore_changes) {
maybe_display_saved_state (); maybe_display_saved_state ();
} }
@ -1615,6 +1626,19 @@ EngineControl::parameter_changed ()
{ {
} }
EngineControl::State
EngineControl::get_matching_state (const string& backend)
{
for (StateList::iterator i = states.begin(); i != states.end(); ++i) {
// TODO use LRU for every backend and prefer the active one
// uniqueness is only guaranteed for backend + driver + device(s)
if ((*i)->backend == backend) {
return (*i);
}
}
return State();
}
EngineControl::State EngineControl::State
EngineControl::get_matching_state ( EngineControl::get_matching_state (
const string& backend, const string& backend,

1
gtk2_ardour/engine_dialog.h
View file

@ -234,6 +234,7 @@ class EngineControl : public ArdourDialog, public PBD::ScopedConnectionList {
StateList states; StateList states;
State get_matching_state (const std::string& backend);
State get_matching_state (const std::string& backend, State get_matching_state (const std::string& backend,
const std::string& driver, const std::string& driver,
const std::string& device); const std::string& device);