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move all responsibility for autostart into StartupFSM and out of engine dialog

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This commit is contained in:
Paul Davis 2019-11-06 17:35:30 -07:00
parent 88c4158c03
commit eda27cc3de
3 changed files with 23 additions and 22 deletions
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12
gtk2_ardour/engine_dialog.cc
View file

@ -470,18 +470,6 @@ EngineControl::config_parameter_changed (std::string const & p)
}
}
bool
EngineControl::try_autostart ()
{
if (!start_stop_button.get_sensitive()) {
return false;
}
if (ARDOUR::AudioEngine::instance()->running()) {
return true;
}
return start_engine ();
}
bool
EngineControl::start_engine ()
{

1
gtk2_ardour/engine_dialog.h
View file

@ -55,7 +55,6 @@ public:
bool set_state (const XMLNode&);
void set_desired_sample_rate (uint32_t);
bool try_autostart ();
private:
Gtk::Notebook notebook;

32
gtk2_ardour/startup_fsm.cc
View file

@ -425,21 +425,35 @@ StartupFSM::start_audio_midi_setup ()
}
if (setup_required) {
if (!session_is_new && session_existing_sample_rate > 0) {
audiomidi_dialog.set_desired_sample_rate (session_existing_sample_rate);
}
/* Note: if autostart is enabled, and starting the engine is
* successful, but the session SR differs, there will be no
* chance to reset it.
*
* We could change this trivially with a call to
* AudioEngine::set_sample_rate(), but that opens a can of
* worms about policy, UX, GUI and more, because it isn't clear
* whether that's the correct thing to do. So for now (Nov
* 2019) we simply try the autostart if the user asked for it,
* and if necessary a session SR mismatch dialog will appear
* during loading.
*/
if (!session_is_new && (Config->get_try_autostart_engine () || g_getenv ("ARDOUR_TRY_AUTOSTART_ENGINE"))) {
audiomidi_dialog.try_autostart ();
if (ARDOUR::AudioEngine::instance()->running()) {
DEBUG_TRACE (DEBUG::GuiStartup, "autostart successful, audio/MIDI setup dialog not required\n");
engine_running ();
return;
if (!AudioEngine::instance()->start ()) {
if (ARDOUR::AudioEngine::instance()->running()) {
DEBUG_TRACE (DEBUG::GuiStartup, "autostart successful, audio/MIDI setup dialog not required\n");
engine_running ();
return;
}
}
}
if (!session_is_new && session_existing_sample_rate > 0) {
audiomidi_dialog.set_desired_sample_rate (session_existing_sample_rate);
}
show_audiomidi_dialog ();
DEBUG_TRACE (DEBUG::GuiStartup, "audiomidi shown and waiting\n");