consolidate engine-dialog widget sensitivity logic.
Use a single function with the complete logic. Since the callgraph is complex, there is internal state as well as GUI state (different pages), do not rely on individual methods to get it right. A widget's sensitivity should only be controlled by one function.
This commit is contained in:
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9bc85a553c
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6bb51a26eb
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@ -716,6 +716,81 @@ EngineControl::setup_midi_tab_for_backend ()
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midi_vbox.show_all ();
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}
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void
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EngineControl::update_sensitivity ()
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{
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boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
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if (!backend) {
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ok_button->set_sensitive (false);
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apply_button->set_sensitive (false);
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return;
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}
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bool valid = true;
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size_t devices_available = 0;
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if (backend->use_separate_input_and_output_devices ()) {
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devices_available += get_popdown_string_count (input_device_combo);
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devices_available += get_popdown_string_count (output_device_combo);
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} else {
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devices_available += get_popdown_string_count (device_combo);
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}
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if (devices_available == 0) {
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valid = false;
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input_latency.set_sensitive (false);
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output_latency.set_sensitive (false);
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input_channels.set_sensitive (false);
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output_channels.set_sensitive (false);
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} else {
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input_latency.set_sensitive (true);
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output_latency.set_sensitive (true);
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input_channels.set_sensitive (true);
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output_channels.set_sensitive (true);
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}
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if (get_popdown_string_count (buffer_size_combo) > 0) {
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if (!ARDOUR::AudioEngine::instance()->running()) {
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buffer_size_combo.set_sensitive (valid);
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} else if (backend->can_change_sample_rate_when_running()) {
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buffer_size_combo.set_sensitive (valid || !_have_control);
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} else {
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#if 1
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/* TODO
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* Currently there is no way to manually stop the
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* engine in order to re-configure it.
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* This needs to remain sensitive for now.
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*/
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buffer_size_combo.set_sensitive (true);
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#else
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buffer_size_combo.set_sensitive (false);
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#endif
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}
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} else {
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buffer_size_combo.set_sensitive (false);
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valid = false;
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}
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if (get_popdown_string_count (sample_rate_combo) > 0) {
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if (!ARDOUR::AudioEngine::instance()->running()) {
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sample_rate_combo.set_sensitive (true);
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} else {
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sample_rate_combo.set_sensitive (false);
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}
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} else {
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sample_rate_combo.set_sensitive (false);
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valid = false;
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}
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if (valid || !_have_control) {
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ok_button->set_sensitive (true);
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apply_button->set_sensitive (true);
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} else {
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ok_button->set_sensitive (false);
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apply_button->set_sensitive (false);
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}
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}
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void
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EngineControl::setup_midi_tab_for_jack ()
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{
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@ -853,6 +928,12 @@ EngineControl::backend_changed ()
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started_at_least_once = false;
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/* changing the backend implies stopping the engine
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* ARDOUR::AudioEngine() may or may not emit this signal
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* depending on previous engine state
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*/
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engine_stopped (); // set "active/inactive"
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if (!ignore_changes) {
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maybe_display_saved_state ();
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}
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@ -1070,40 +1151,12 @@ EngineControl::list_devices ()
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if (devices_available) {
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device_changed ();
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input_latency.set_sensitive (true);
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output_latency.set_sensitive (true);
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input_channels.set_sensitive (true);
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output_channels.set_sensitive (true);
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ok_button->set_sensitive (true);
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apply_button->set_sensitive (true);
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} else {
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device_combo.clear();
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input_device_combo.clear();
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output_device_combo.clear();
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sample_rate_combo.set_sensitive (false);
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buffer_size_combo.set_sensitive (false);
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input_latency.set_sensitive (false);
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output_latency.set_sensitive (false);
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input_channels.set_sensitive (false);
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output_channels.set_sensitive (false);
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if (_have_control) {
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ok_button->set_sensitive (false);
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apply_button->set_sensitive (false);
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} else {
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ok_button->set_sensitive (true);
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apply_button->set_sensitive (true);
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if (backend->can_change_sample_rate_when_running() && sample_rate_combo.get_children().size() > 0) {
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sample_rate_combo.set_sensitive (true);
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}
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if (backend->can_change_buffer_size_when_running() && buffer_size_combo.get_children().size() > 0) {
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buffer_size_combo.set_sensitive (true);
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}
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}
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}
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update_sensitivity ();
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}
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void
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@ -1163,11 +1216,6 @@ EngineControl::set_samplerate_popdown_strings ()
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if (_have_control) {
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sr = get_sample_rates_for_all_devices ();
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// currently possible if both devices are set to "None" and the backend
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// returns no supported rates for both devices
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if (sr.empty()) {
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sr = get_default_sample_rates ();
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}
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} else {
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sr = get_default_sample_rates ();
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}
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@ -1179,10 +1227,9 @@ EngineControl::set_samplerate_popdown_strings ()
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}
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}
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if (!s.empty()) {
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sample_rate_combo.set_sensitive (true);
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set_popdown_strings (sample_rate_combo, s);
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set_popdown_strings (sample_rate_combo, s);
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if (!s.empty()) {
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if (desired.empty ()) {
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float new_active_sr = backend->default_sample_rate ();
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@ -1195,9 +1242,8 @@ EngineControl::set_samplerate_popdown_strings ()
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sample_rate_combo.set_active_text (desired);
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}
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} else {
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sample_rate_combo.set_sensitive (false);
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}
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update_sensitivity ();
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}
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vector<uint32_t>
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@ -1240,15 +1286,9 @@ EngineControl::set_buffersize_popdown_strings ()
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boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
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vector<uint32_t> bs;
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vector<string> s;
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string device_name;
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if (_have_control) {
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bs = get_buffer_sizes_for_all_devices ();
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// currently possible if both devices are set to "None" and the backend
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// returns no supported sizes for both devices
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if (bs.empty()) {
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bs = get_default_buffer_sizes ();
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}
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} else if (backend->can_change_buffer_size_when_running()) {
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bs = get_default_buffer_sizes ();
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}
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@ -1257,26 +1297,26 @@ EngineControl::set_buffersize_popdown_strings ()
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s.push_back (bufsize_as_string (*x));
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}
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if (backend->use_separate_input_and_output_devices ()) {
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device_name = get_input_device_name ();
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} else {
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device_name = get_device_name ();
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}
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set_popdown_strings (buffer_size_combo, s);
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if (!s.empty()) {
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buffer_size_combo.set_sensitive (true);
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set_popdown_strings (buffer_size_combo, s);
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buffer_size_combo.set_active_text (s.front());
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uint32_t period = backend->buffer_size();
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if (0 == period) {
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period = backend->default_buffer_size(device_name);
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if (0 == period && backend->use_separate_input_and_output_devices ()) {
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period = backend->default_buffer_size (get_input_device_name ());
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}
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if (0 == period && backend->use_separate_input_and_output_devices ()) {
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period = backend->default_buffer_size (get_output_device_name ());
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}
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if (0 == period && !backend->use_separate_input_and_output_devices ()) {
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period = backend->default_buffer_size (get_device_name ());
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}
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set_active_text_if_present (buffer_size_combo, bufsize_as_string (period));
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show_buffer_duration ();
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} else {
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buffer_size_combo.set_sensitive (false);
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}
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update_sensitivity ();
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}
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void
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@ -1327,8 +1367,8 @@ EngineControl::device_changed ()
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set_samplerate_popdown_strings ();
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set_buffersize_popdown_strings ();
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/* XXX theoretically need to set min + max channel counts here
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*/
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/* TODO set min + max channel counts here */
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manage_control_app_sensitivity ();
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}
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@ -2395,9 +2435,8 @@ EngineControl::on_switch_page (GtkNotebookPage*, guint page_num)
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{
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if (page_num == 0) {
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cancel_button->set_sensitive (true);
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ok_button->set_sensitive (true);
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apply_button->set_sensitive (true);
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_measure_midi.reset();
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update_sensitivity ();
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} else {
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cancel_button->set_sensitive (false);
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ok_button->set_sensitive (false);
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@ -2679,14 +2718,12 @@ EngineControl::engine_running ()
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set_active_text_if_present (buffer_size_combo, bufsize_as_string (backend->buffer_size()));
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sample_rate_combo.set_active_text (rate_as_string (backend->sample_rate()));
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buffer_size_combo.set_sensitive (true);
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sample_rate_combo.set_sensitive (true);
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connect_disconnect_button.set_label (string_compose (_("Disconnect from %1"), backend->name()));
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connect_disconnect_button.show();
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started_at_least_once = true;
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engine_status.set_markup(string_compose ("<span foreground=\"green\">%1</span>", _("Active")));
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update_sensitivity();
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}
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void
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@ -2695,13 +2732,16 @@ EngineControl::engine_stopped ()
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boost::shared_ptr<ARDOUR::AudioBackend> backend = ARDOUR::AudioEngine::instance()->current_backend();
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assert (backend);
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buffer_size_combo.set_sensitive (false);
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connect_disconnect_button.set_label (string_compose (_("Connect to %1"), backend->name()));
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connect_disconnect_button.show();
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sample_rate_combo.set_sensitive (true);
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buffer_size_combo.set_sensitive (true);
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engine_status.set_markup(string_compose ("<span foreground=\"red\">%1</span>", _("Inactive")));
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if (ARDOUR::Profile->get_mixbus()) {
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engine_status.set_markup("");
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} else {
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engine_status.set_markup(string_compose ("<span foreground=\"red\">%1</span>", _("Inactive")));
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}
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update_sensitivity();
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}
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void
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@ -292,6 +292,7 @@ class EngineControl : public ArdourDialog, public PBD::ScopedConnectionList {
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void manage_control_app_sensitivity ();
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int push_state_to_backend (bool start);
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void post_push ();
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void update_sensitivity ();
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/* latency measurement */
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void latency_button_clicked ();
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