extend strict-i/o to include route outputs.
[ardour.git] / gtk2_ardour / mixer_strip.cc
index c55bd1921407305e3ee471556f8736b67e80daab..72ed56698254b9a438d9890fb5bbc1a2d9619ded 100644 (file)
@@ -53,7 +53,6 @@
 #include "ardour/types.h"
 #include "ardour/user_bundle.h"
 
-#include "ardour_ui.h"
 #include "ardour_window.h"
 #include "mixer_strip.h"
 #include "mixer_ui.h"
@@ -66,6 +65,8 @@
 #include "gui_thread.h"
 #include "route_group_menu.h"
 #include "meter_patterns.h"
+#include "tooltips.h"
+#include "ui_config.h"
 
 #include "i18n.h"
 
@@ -95,9 +96,10 @@ MixerStrip::MixerStrip (Mixer_UI& mx, Session* sess, bool in_mixer)
        , mute_solo_table (1, 2)
        , bottom_button_table (1, 3)
        , meter_point_button (_("pre"))
+       , monitor_section_button (0)
        , midi_input_enable_button (0)
        , _comment_button (_("Comments"))
-       , trim_control (ArdourKnob::default_elements, true)
+       , trim_control (ArdourKnob::default_elements, ArdourKnob::Flags (ArdourKnob::Detent | ArdourKnob::ArcToZero))
        , _visibility (X_("mixer-element-visibility"))
 {
        init ();
@@ -125,9 +127,10 @@ MixerStrip::MixerStrip (Mixer_UI& mx, Session* sess, boost::shared_ptr<Route> rt
        , mute_solo_table (1, 2)
        , bottom_button_table (1, 3)
        , meter_point_button (_("pre"))
+       , monitor_section_button (0)
        , midi_input_enable_button (0)
        , _comment_button (_("Comments"))
-       , trim_control (ArdourKnob::default_elements, true)
+       , trim_control (ArdourKnob::default_elements, ArdourKnob::Flags (ArdourKnob::Detent | ArdourKnob::ArcToZero))
        , _visibility (X_("mixer-element-visibility"))
 {
        init ();
@@ -153,17 +156,15 @@ MixerStrip::init ()
        if (_mixer_owned) {
                t += string_compose (_("\n%1-%2-click to toggle the width of all strips."), Keyboard::primary_modifier_name(), Keyboard::tertiary_modifier_name ());
        }
-       
-       width_button.set_elements ((ArdourButton::Element)(ArdourButton::Edge|ArdourButton::Body|ArdourButton::VectorIcon));
-       width_button.set_icon (ArdourButton::StripWidth);
-       ARDOUR_UI::instance()->set_tip (width_button, t);
 
-       hide_button.set_elements ((ArdourButton::Element)(ArdourButton::Edge|ArdourButton::Body|ArdourButton::VectorIcon));
-       hide_button.set_icon (ArdourButton::CloseCross);
-       ARDOUR_UI::instance()->set_tip (&hide_button, _("Hide this mixer strip"));
+       width_button.set_icon (ArdourIcon::StripWidth);
+       set_tooltip (width_button, t);
+
+       hide_button.set_icon (ArdourIcon::CloseCross);
+       set_tooltip (&hide_button, _("Hide this mixer strip"));
 
        input_button_box.set_spacing(2);
-       
+
        input_button.set_text (_("Input"));
        input_button.set_name ("mixer strip button");
        input_button_box.pack_start (input_button, true, true);
@@ -171,14 +172,14 @@ MixerStrip::init ()
        output_button.set_text (_("Output"));
        output_button.set_name ("mixer strip button");
 
-       ARDOUR_UI::instance()->set_tip (&meter_point_button, _("Click to select metering point"), "");
+       set_tooltip (&meter_point_button, _("Click to select metering point"));
        meter_point_button.set_name ("mixer strip button");
 
        bottom_button_table.attach (meter_point_button, 2, 3, 0, 1);
 
        meter_point_button.signal_button_press_event().connect (sigc::mem_fun (gpm, &GainMeter::meter_press), false);
        meter_point_button.signal_button_release_event().connect (sigc::mem_fun (gpm, &GainMeter::meter_release), false);
-       
+
        hide_button.set_events (hide_button.get_events() & ~(Gdk::ENTER_NOTIFY_MASK|Gdk::LEAVE_NOTIFY_MASK));
 
        solo_isolated_led = manage (new ArdourButton (ArdourButton::led_default_elements));
@@ -239,7 +240,7 @@ MixerStrip::init ()
                        button_size_group->add_widget (*monitor_input_button);
                }
        }
-       
+
        mute_solo_table.set_homogeneous (true);
        mute_solo_table.set_spacings (2);
 
@@ -252,14 +253,14 @@ MixerStrip::init ()
        name_button.set_text_ellipsize (Pango::ELLIPSIZE_END);
        name_button.signal_size_allocate().connect (sigc::mem_fun (*this, &MixerStrip::name_button_resized));
 
-       ARDOUR_UI::instance()->set_tip (&group_button, _("Mix group"), "");
+       set_tooltip (&group_button, _("Mix group"));
        group_button.set_name ("mixer strip button");
 
        _comment_button.set_name (X_("mixer strip button"));
        _comment_button.signal_clicked.connect (sigc::mem_fun (*this, &RouteUI::toggle_comment_editor));
 
        // TODO implement ArdourKnob::on_size_request properly
-#define PX_SCALE(px) std::max((float)px, rintf((float)px * ARDOUR_UI::ui_scale))
+#define PX_SCALE(px) std::max((float)px, rintf((float)px * UIConfiguration::instance().get_ui_scale()))
        trim_control.set_size_request (PX_SCALE(19), PX_SCALE(19));
 #undef PX_SCALE
        trim_control.set_tooltip_prefix (_("Trim: "));
@@ -386,7 +387,7 @@ MixerStrip::init ()
        _visibility.add (&_comment_button, X_("Comments"), _("Comments"), false);
 
        parameter_changed (X_("mixer-element-visibility"));
-       ARDOUR_UI::config()->ParameterChanged.connect (sigc::mem_fun (*this, &MixerStrip::parameter_changed));
+       UIConfiguration::instance().ParameterChanged.connect (sigc::mem_fun (*this, &MixerStrip::parameter_changed));
        Config->ParameterChanged.connect (_config_connection, MISSING_INVALIDATOR, boost::bind (&MixerStrip::parameter_changed, this, _1), gui_context());
        _session->config.ParameterChanged.connect (_config_connection, MISSING_INVALIDATOR, boost::bind (&MixerStrip::parameter_changed, this, _1), gui_context());
 
@@ -409,7 +410,7 @@ bool
 MixerStrip::mixer_strip_enter_event (GdkEventCrossing* /*ev*/)
 {
        _entered_mixer_strip = this;
-       
+
        //although we are triggering on the "enter", to the user it will appear that it is happenin on the "leave"
        //because the mixerstrip control is a parent that encompasses the strip
        deselect_all_processors();
@@ -432,7 +433,7 @@ MixerStrip::mixer_strip_leave_event (GdkEventCrossing *ev)
                //if we leave this mixer strip we need to clear out any selections
                //processor_box.processor_display.select_none();  //but this doesn't work, because it gets triggered when (for example) you open the menu or start a drag
        }
-       
+
        return false;
 }
 
@@ -457,7 +458,7 @@ MixerStrip::set_route (boost::shared_ptr<Route> rt)
        if (group_button.get_parent()) {
                bottom_button_table.remove (group_button);
        }
-       
+
        RouteUI::set_route (rt);
 
        /* ProcessorBox needs access to _route so that it can read
@@ -470,7 +471,7 @@ MixerStrip::set_route (boost::shared_ptr<Route> rt)
        /* unpack these from the parent and stuff them into our own
           table
        */
-       
+
        if (gpm.peak_display.get_parent()) {
                gpm.peak_display.get_parent()->remove (gpm.peak_display);
        }
@@ -479,7 +480,7 @@ MixerStrip::set_route (boost::shared_ptr<Route> rt)
        }
 
        gpm.set_type (rt->meter_type());
-       
+
        mute_solo_table.attach (gpm.gain_display,0,1,1,2, EXPAND|FILL, EXPAND);
        mute_solo_table.attach (gpm.peak_display,1,2,1,2, EXPAND|FILL, EXPAND);
 
@@ -492,13 +493,25 @@ MixerStrip::set_route (boost::shared_ptr<Route> rt)
        }
 
        if (route()->is_master()) {
-               mute_solo_table.attach (*mute_button, 0, 2, 0, 1);
                solo_button->hide ();
                mute_button->show ();
                rec_mon_table.hide ();
                if (solo_iso_table.get_parent()) {
                        solo_iso_table.get_parent()->remove(solo_iso_table);
                }
+               if (monitor_section_button == 0) {
+                       Glib::RefPtr<Action> act = ActionManager::get_action ("Common", "ToggleMonitorSection");
+                       _session->MonitorChanged.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::monitor_changed, this), gui_context());
+
+                       monitor_section_button = manage (new ArdourButton);
+                       monitor_changed ();
+                       monitor_section_button->set_related_action (act);
+                       set_tooltip (monitor_section_button, _("Show/Hide Monitoring Section"));
+                       mute_solo_table.attach (*monitor_section_button, 1, 2, 0, 1);
+                       monitor_section_button->show();
+                       monitor_section_button->unset_flags (Gtk::CAN_FOCUS);
+               }
+               parameter_changed ("use-monitor-bus");
        } else {
                bottom_button_table.attach (group_button, 1, 2, 0, 1);
                mute_solo_table.attach (*mute_button, 0, 1, 0, 1);
@@ -542,10 +555,10 @@ MixerStrip::set_route (boost::shared_ptr<Route> rt)
                        midi_input_enable_button = manage (new ArdourButton);
                        midi_input_enable_button->set_name ("midi input button");
                        midi_input_enable_button->set_elements ((ArdourButton::Element)(ArdourButton::Edge|ArdourButton::Body|ArdourButton::VectorIcon));
-                       midi_input_enable_button->set_icon (ArdourButton::DinMidi);
+                       midi_input_enable_button->set_icon (ArdourIcon::DinMidi);
                        midi_input_enable_button->signal_button_press_event().connect (sigc::mem_fun (*this, &MixerStrip::input_active_button_press), false);
                        midi_input_enable_button->signal_button_release_event().connect (sigc::mem_fun (*this, &MixerStrip::input_active_button_release), false);
-                       ARDOUR_UI::instance()->set_tip (midi_input_enable_button, _("Enable/Disable MIDI input"));
+                       set_tooltip (midi_input_enable_button, _("Enable/Disable MIDI input"));
                } else {
                        input_button_box.remove (*midi_input_enable_button);
                }
@@ -599,7 +612,7 @@ MixerStrip::set_route (boost::shared_ptr<Route> rt)
        route_ops_menu = 0;
 
        _route->meter_change.connect (route_connections, invalidator (*this), bind (&MixerStrip::meter_changed, this), gui_context());
-       _route->input()->changed.connect (*this, invalidator (*this), boost::bind (&MixerStrip::update_output_display, this), gui_context());
+       _route->input()->changed.connect (*this, invalidator (*this), boost::bind (&MixerStrip::update_input_display, this), gui_context());
        _route->output()->changed.connect (*this, invalidator (*this), boost::bind (&MixerStrip::update_output_display, this), gui_context());
        _route->route_group_changed.connect (route_connections, invalidator (*this), boost::bind (&MixerStrip::route_group_changed, this), gui_context());
 
@@ -624,7 +637,7 @@ MixerStrip::set_route (boost::shared_ptr<Route> rt)
        update_mute_display ();
        update_solo_display ();
        name_changed ();
-       comment_changed (0);
+       comment_changed ();
        route_group_changed ();
 
        connect_to_pan ();
@@ -670,6 +683,7 @@ MixerStrip::set_route (boost::shared_ptr<Route> rt)
        gpm.gain_automation_state_button.show();
 
        parameter_changed ("mixer-element-visibility");
+       map_frozen();
 
        show ();
 }
@@ -705,7 +719,7 @@ MixerStrip::set_width_enum (Width w, void* owner)
 
        set_button_names ();
 
-       const float scale = std::max(1.f, ARDOUR_UI::ui_scale);
+       const float scale = std::max(1.f, UIConfiguration::instance().get_ui_scale());
 
        switch (w) {
        case Wide:
@@ -799,7 +813,7 @@ MixerStrip::output_release (GdkEventButton *ev)
                edit_output_configuration ();
                break;
        }
-       
+
        return false;
 }
 
@@ -870,7 +884,7 @@ MixerStrip::output_press (GdkEventButton *ev)
                                        )
                                );
                }
-               
+
                citems.push_back (SeparatorElem());
                citems.push_back (MenuElem (_("Routing Grid"), sigc::mem_fun (*(static_cast<RouteUI*>(this)), &RouteUI::edit_output_configuration)));
 
@@ -930,7 +944,7 @@ MixerStrip::input_press (GdkEventButton *ev)
 
                citems.push_back (SeparatorElem());
                uint32_t const n_with_separator = citems.size ();
-               
+
                input_menu_bundles.clear ();
 
                ARDOUR::BundleList current = _route->input()->bundles_connected ();
@@ -1181,6 +1195,7 @@ MixerStrip::update_io_button (boost::shared_ptr<ARDOUR::Route> route, Width widt
        uint32_t ardour_connection_count = 0;
        uint32_t system_connection_count = 0;
        uint32_t other_connection_count = 0;
+       uint32_t typed_connection_count = 0;
 
        ostringstream label;
 
@@ -1195,18 +1210,22 @@ MixerStrip::update_io_button (boost::shared_ptr<ARDOUR::Route> route, Width widt
 
        ostringstream tooltip;
        char * tooltip_cstr;
-       
+
        //to avoid confusion, the button caption should only show connections that match the datatype of the track
        DataType dt = DataType::AUDIO;
-       if ( boost::dynamic_pointer_cast<MidiTrack>(route) != 0 )
+       if ( boost::dynamic_pointer_cast<MidiTrack>(route) != 0 ) {
                dt = DataType::MIDI;
+               // avoid further confusion with Midi-tracks that have a synth.
+               // Audio-ports may be connected, but button says "Disconnected"
+               tooltip << _("MIDI ");
+       }
 
        if (for_input) {
                io_count = route->n_inputs().n_total();
-               tooltip << string_compose (_("<b>INPUT</b> to %1"), Glib::Markup::escape_text(route->name()));
+               tooltip << string_compose (_("<b>INPUT</b> to %1"), Gtkmm2ext::markup_escape_text (route->name()));
        } else {
                io_count = route->n_outputs().n_total();
-               tooltip << string_compose (_("<b>OUTPUT</b> from %1"), Glib::Markup::escape_text(route->name()));
+               tooltip << string_compose (_("<b>OUTPUT</b> from %1"), Gtkmm2ext::markup_escape_text (route->name()));
        }
 
 
@@ -1216,13 +1235,18 @@ MixerStrip::update_io_button (boost::shared_ptr<ARDOUR::Route> route, Width widt
                } else {
                        port = route->output()->nth (io_index);
                }
-               
-               //ignore any port connections that don't match our DataType
-               if (port->type() != dt)
-                       continue;  
 
                port_connections.clear ();
                port->get_connections(port_connections);
+
+               //ignore any port connections that don't match our DataType
+               if (port->type() != dt) {
+                       if (!port_connections.empty()) {
+                               ++typed_connection_count;
+                       }
+                       continue;
+               }
+
                io_connection_count = 0;
 
                if (!port_connections.empty()) {
@@ -1235,15 +1259,15 @@ MixerStrip::update_io_button (boost::shared_ptr<ARDOUR::Route> route, Width widt
                                }
 
                                if (io_connection_count == 0) {
-                                       tooltip << endl << Glib::Markup::escape_text(port->name().substr(port->name().find("/") + 1))
+                                       tooltip << endl << Gtkmm2ext::markup_escape_text (port->name().substr(port->name().find("/") + 1))
                                                << " -> "
-                                               << Glib::Markup::escape_text( pn.empty() ? connection_name : pn );
+                                               << Gtkmm2ext::markup_escape_text ( pn.empty() ? connection_name : pn );
                                } else {
                                        tooltip << ", "
-                                               << Glib::Markup::escape_text( pn.empty() ? connection_name : pn );
+                                               << Gtkmm2ext::markup_escape_text ( pn.empty() ? connection_name : pn );
                                }
 
-                               if (connection_name.find("ardour:") == 0) {
+                               if (connection_name.find(RouteUI::program_port_prefix) == 0) {
                                        if (ardour_track_name.empty()) {
                                                // "ardour:Master/in 1" -> "ardour:Master/"
                                                string::size_type slash = connection_name.find("/");
@@ -1326,11 +1350,13 @@ MixerStrip::update_io_button (boost::shared_ptr<ARDOUR::Route> route, Width widt
        strcpy(tooltip_cstr, tooltip.str().c_str());
 
        if (for_input) {
-               ARDOUR_UI::instance()->set_tip (&input_button, tooltip_cstr, "");
+               set_tooltip (&input_button, tooltip_cstr);
        } else {
-               ARDOUR_UI::instance()->set_tip (&output_button, tooltip_cstr, "");
+               set_tooltip (&output_button, tooltip_cstr);
        }
 
+       delete [] tooltip_cstr;
+
        if (each_io_has_one_connection) {
                if (total_connection_count == ardour_connection_count) {
                        // all connections are to the same track in ardour
@@ -1362,6 +1388,9 @@ MixerStrip::update_io_button (boost::shared_ptr<ARDOUR::Route> route, Width widt
                        // Odd configuration
                        label << "*" << total_connection_count << "*";
                }
+               if (typed_connection_count > 0) {
+                       label << "\u2295"; // circled plus
+               }
        }
 
        if (for_input) {
@@ -1460,8 +1489,8 @@ MixerStrip::setup_comment_button ()
                break;
        }
 
-       ARDOUR_UI::instance()->set_tip (
-               _comment_button, _route->comment().empty() ? _("Click to Add/Edit Comments") : _route->comment()
+       set_tooltip (
+               _comment_button, _route->comment().empty() ? _("Click to add/edit comments") : _route->comment()
                );
 
 }
@@ -1560,6 +1589,12 @@ MixerStrip::build_route_ops_menu ()
        i->set_sensitive(! _session->transport_rolling());
        i->signal_activate().connect (sigc::bind (sigc::mem_fun (*this, &RouteUI::set_route_active), !_route->active(), false));
 
+       items.push_back (SeparatorElem());
+       items.push_back (CheckMenuElem (_("Strict I/O")));
+       i = dynamic_cast<Gtk::CheckMenuItem *> (&items.back());
+       i->set_active (_route->strict_io());
+       i->signal_activate().connect (sigc::hide_return (sigc::bind (sigc::mem_fun (*_route, &Route::set_strict_io), !_route->strict_io())));
+
        items.push_back (SeparatorElem());
 
        items.push_back (MenuElem (_("Adjust Latency..."), sigc::mem_fun (*this, &RouteUI::adjust_latency)));
@@ -1569,12 +1604,8 @@ MixerStrip::build_route_ops_menu ()
        denormal_menu_item = dynamic_cast<Gtk::CheckMenuItem *> (&items.back());
        denormal_menu_item->set_active (_route->denormal_protection());
 
-       if (!Profile->get_sae()) {
-               items.push_back (SeparatorElem());
-               items.push_back (MenuElem (_("Remote Control ID..."), sigc::mem_fun (*this, &RouteUI::open_remote_control_id_dialog)));
-       }
-
        items.push_back (SeparatorElem());
+       items.push_back (MenuElem (_("Remote Control ID..."), sigc::mem_fun (*this, &RouteUI::open_remote_control_id_dialog)));
 
        if (_route) {
                /* note that this relies on selection being shared across editor and
@@ -1588,8 +1619,14 @@ MixerStrip::build_route_ops_menu ()
                        if (!selection.selected (rtav)) {
                                selection.set (rtav);
                        }
-                       
-                       items.push_front (MenuElem (_("Remove"), sigc::mem_fun(PublicEditor::instance(), &PublicEditor::remove_tracks)));
+
+                       if (!_route->is_master()) {
+                               items.push_back (SeparatorElem());
+                               items.push_back (MenuElem (_("Duplicate..."), sigc::mem_fun (*this, &RouteUI::duplicate_selected_routes)));
+                       }
+       
+                       items.push_back (SeparatorElem());
+                       items.push_back (MenuElem (_("Remove"), sigc::mem_fun(PublicEditor::instance(), &PublicEditor::remove_tracks)));
                }
        }
 }
@@ -1633,7 +1670,7 @@ MixerStrip::number_button_button_press (GdkEventButton* ev)
                /* do not allow rename if the track is record-enabled */
                rename_menu_item->set_sensitive (!_route->record_enabled());
                route_ops_menu->popup (1, ev->time);
-               
+
                return true;
        }
 
@@ -1659,7 +1696,7 @@ MixerStrip::set_selected (bool yn)
                global_frame.set_name ("MixerStripFrame");
        }
        global_frame.queue_draw ();
-       
+
 //     if (!yn)
 //             processor_box.deselect_all_processors();
 }
@@ -1686,7 +1723,7 @@ MixerStrip::name_changed ()
                        break;
        }
 
-       ARDOUR_UI::instance()->set_tip (name_button, _route->name());
+       set_tooltip (name_button, _route->name());
 
        if (_session->config.get_track_name_number()) {
                const int64_t track_number = _route->track_number ();
@@ -1724,7 +1761,7 @@ MixerStrip::width_button_pressed (GdkEventButton* ev)
        if (ev->button != 1) {
                return false;
        }
-       
+
        if (Keyboard::modifier_state_contains (ev->state, Keyboard::ModifierMask (Keyboard::PrimaryModifier | Keyboard::TertiaryModifier)) && _mixer_owned) {
                switch (_width) {
                case Wide:
@@ -1789,6 +1826,8 @@ MixerStrip::map_frozen ()
                        // XXX need some way, maybe, to retoggle redirect editors
                        break;
                }
+       } else {
+               processor_box.set_sensitive (true);
        }
 }
 
@@ -1869,19 +1908,19 @@ MixerStrip::meter_point_string (MeterPoint mp)
                case MeterInput:
                        return _("In");
                        break;
-                       
+
                case MeterPreFader:
                        return _("Pre");
                        break;
-                       
+
                case MeterPostFader:
                        return _("Post");
                        break;
-                       
+
                case MeterOutput:
                        return _("Out");
                        break;
-                       
+
                case MeterCustom:
                default:
                        return _("Custom");
@@ -1893,19 +1932,19 @@ MixerStrip::meter_point_string (MeterPoint mp)
                case MeterInput:
                        return S_("Meter|In");
                        break;
-                       
+
                case MeterPreFader:
                        return S_("Meter|Pr");
                        break;
-                       
+
                case MeterPostFader:
                        return S_("Meter|Po");
                        break;
-                       
+
                case MeterOutput:
                        return S_("Meter|O");
                        break;
-                       
+
                case MeterCustom:
                default:
                        return S_("Meter|C");
@@ -1917,6 +1956,18 @@ MixerStrip::meter_point_string (MeterPoint mp)
        return string();
 }
 
+/** Called when the monitor-section state */
+void
+MixerStrip::monitor_changed ()
+{
+       assert (monitor_section_button);
+       if (_session->monitor_active()) {
+               monitor_section_button->set_name ("master monitor section button active");
+       } else {
+               monitor_section_button->set_name ("master monitor section button normal");
+       }
+}
+
 /** Called when the metering point has changed */
 void
 MixerStrip::meter_changed ()
@@ -1993,7 +2044,7 @@ MixerStrip::show_send (boost::shared_ptr<Send> send)
        send->set_metering (true);
        _current_delivery->DropReferences.connect (send_gone_connection, invalidator (*this), boost::bind (&MixerStrip::revert_to_default_display, this), gui_context());
 
-       gain_meter().set_controls (_route, send->meter(), send->amp());
+       gain_meter().set_controls (_route, send->meter(), send->amp(), send->gain_control());
        gain_meter().setup_meters ();
 
        uint32_t const in = _current_delivery->pans_required();
@@ -2032,7 +2083,7 @@ MixerStrip::revert_to_default_display ()
 
        set_current_delivery (_route->main_outs ());
 
-       gain_meter().set_controls (_route, _route->shared_peak_meter(), _route->amp());
+       gain_meter().set_controls (_route, _route->shared_peak_meter(), _route->amp(), _route->gain_control());
        gain_meter().setup_meters ();
 
        panner_ui().set_panner (_route->main_outs()->panner_shell(), _route->main_outs()->panner());
@@ -2057,6 +2108,9 @@ MixerStrip::set_button_names ()
                mute_button->set_text (_("Mute"));
                monitor_input_button->set_text (_("In"));
                monitor_disk_button->set_text (_("Disk"));
+               if (monitor_section_button) {
+                       monitor_section_button->set_text (_("Mon"));
+               }
 
                if (_route && _route->solo_safe()) {
                        solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() | Gtkmm2ext::Insensitive));
@@ -2083,6 +2137,9 @@ MixerStrip::set_button_names ()
                mute_button->set_text (S_("Mute|M"));
                monitor_input_button->set_text (S_("MonitorInput|I"));
                monitor_disk_button->set_text (S_("MonitorDisk|D"));
+               if (monitor_section_button) {
+                       monitor_section_button->set_text (S_("Mon|O"));
+               }
 
                if (_route && _route->solo_safe()) {
                        solo_button->set_visual_state (Gtkmm2ext::VisualState (solo_button->visual_state() | Gtkmm2ext::Insensitive));
@@ -2175,11 +2232,30 @@ MixerStrip::parameter_changed (string p)
                /* The user has made changes to the mixer strip visibility, so get
                   our VisibilityGroup to reflect these changes in our widgets.
                */
-               _visibility.set_state (ARDOUR_UI::config()->get_mixer_strip_visibility ());
+               _visibility.set_state (UIConfiguration::instance().get_mixer_strip_visibility ());
        }
        else if (p == "track-name-number") {
                name_changed ();
        }
+       else if (p == "use-monitor-bus") {
+               if (monitor_section_button) {
+                       if (mute_button->get_parent()) {
+                               mute_button->get_parent()->remove(*mute_button);
+                       }
+                       if (monitor_section_button->get_parent()) {
+                               monitor_section_button->get_parent()->remove(*monitor_section_button);
+                       }
+                       if (Config->get_use_monitor_bus ()) {
+                               mute_solo_table.attach (*mute_button, 0, 1, 0, 1);
+                               mute_solo_table.attach (*monitor_section_button, 1, 2, 0, 1);
+                               mute_button->show();
+                               monitor_section_button->show();
+                       } else {
+                               mute_solo_table.attach (*mute_button, 0, 2, 0, 1);
+                               mute_button->show();
+                       }
+               }
+       }
 }
 
 /** Called to decide whether the solo isolate / solo lock button visibility should
@@ -2193,7 +2269,7 @@ MixerStrip::override_solo_visibility () const
        if (_route && _route->is_master ()) {
                return boost::optional<bool> (false);
        }
-       
+
        return boost::optional<bool> ();
 }
 
@@ -2351,7 +2427,7 @@ MixerStrip::add_level_meter_item_point (Menu_Helpers::MenuList& items,
                RadioMenuItem::Group& group, string const & name, MeterPoint point)
 {
        using namespace Menu_Helpers;
-       
+
        items.push_back (RadioMenuElem (group, name, sigc::bind (sigc::mem_fun (*this, &MixerStrip::set_meter_point), point)));
        RadioMenuItem* i = dynamic_cast<RadioMenuItem *> (&items.back ());
        i->set_active (_route->meter_point() == point);
@@ -2369,7 +2445,7 @@ MixerStrip::add_level_meter_item_type (Menu_Helpers::MenuList& items,
                RadioMenuItem::Group& group, string const & name, MeterType type)
 {
        using namespace Menu_Helpers;
-       
+
        items.push_back (RadioMenuElem (group, name, sigc::bind (sigc::mem_fun (*this, &MixerStrip::set_meter_type), type)));
        RadioMenuItem* i = dynamic_cast<RadioMenuItem *> (&items.back ());
        i->set_active (_route->meter_type() == type);