enough with umpteen "i18n.h" files. Consolidate on pbd/i18n.h
[ardour.git] / libs / surfaces / mackie / mackie_control_protocol.cc
index a898746112b84cbaef976722d78fd85be8836a08..2ea61cc9f0baf0b64ab0a71964f834e10b55c2a8 100644 (file)
@@ -52,6 +52,7 @@
 #include "ardour/panner.h"
 #include "ardour/panner_shell.h"
 #include "ardour/profile.h"
+#include "ardour/record_enable_control.h"
 #include "ardour/route.h"
 #include "ardour/route_group.h"
 #include "ardour/session.h"
@@ -59,6 +60,7 @@
 #include "ardour/track.h"
 #include "ardour/types.h"
 #include "ardour/audioengine.h"
+#include "ardour/vca_manager.h"
 
 #include "mackie_control_protocol.h"
 
@@ -81,7 +83,7 @@ using namespace Glib;
 using namespace ArdourSurface;
 using namespace Mackie;
 
-#include "i18n.h"
+#include "pbd/i18n.h"
 
 #include "pbd/abstract_ui.cc" // instantiate template
 
@@ -136,7 +138,7 @@ MackieControlProtocol::MackieControlProtocol (Session& session)
                _last_bank[i] = 0;
        }
 
-       TrackSelectionChanged.connect (gui_connections, MISSING_INVALIDATOR, boost::bind (&MackieControlProtocol::gui_track_selection_changed, this, _1, true), this);
+       PresentationInfo::Change.connect (gui_connections, MISSING_INVALIDATOR, boost::bind (&MackieControlProtocol::notify_presentation_info_changed, this), this);
 
        _instance = this;
 
@@ -210,7 +212,6 @@ MackieControlProtocol::ping_devices ()
 }
 
 // go to the previous track.
-// Assume that get_sorted_routes().size() > route_table.size()
 void
 MackieControlProtocol::prev_track()
 {
@@ -220,145 +221,128 @@ MackieControlProtocol::prev_track()
 }
 
 // go to the next track.
-// Assume that get_sorted_routes().size() > route_table.size()
 void
 MackieControlProtocol::next_track()
 {
-       Sorted sorted = get_sorted_routes();
+       Sorted sorted = get_sorted_stripables();
        if (_current_initial_bank + n_strips() < sorted.size()) {
                switch_banks (_current_initial_bank + 1);
        }
 }
 
 bool
-MackieControlProtocol::route_is_locked_to_strip (boost::shared_ptr<Route> r) const
+MackieControlProtocol::stripable_is_locked_to_strip (boost::shared_ptr<Stripable> r) const
 {
        for (Surfaces::const_iterator si = surfaces.begin(); si != surfaces.end(); ++si) {
-               if ((*si)->route_is_locked_to_strip (r)) {
+               if ((*si)->stripable_is_locked_to_strip (r)) {
                        return true;
                }
        }
        return false;
 }
 
-// predicate for sort call in get_sorted_routes
-struct RouteByRemoteId
+// predicate for sort call in get_sorted_stripables
+struct StripableByPresentationOrder
 {
-       bool operator () (const boost::shared_ptr<Route> & a, const boost::shared_ptr<Route> & b) const
+       bool operator () (const boost::shared_ptr<Stripable> & a, const boost::shared_ptr<Stripable> & b) const
        {
-               return a->remote_control_id() < b->remote_control_id();
+               return a->presentation_info().order() < b->presentation_info().order();
        }
 
-       bool operator () (const Route & a, const Route & b) const
+       bool operator () (const Stripable & a, const Stripable & b) const
        {
-               return a.remote_control_id() < b.remote_control_id();
+               return a.presentation_info().order() < b.presentation_info().order();
        }
 
-       bool operator () (const Route * a, const Route * b) const
+       bool operator () (const Stripable * a, const Stripable * b) const
        {
-               return a->remote_control_id() < b->remote_control_id();
+               return a->presentation_info().order() < b->presentation_info().order();
        }
 };
 
 MackieControlProtocol::Sorted
-MackieControlProtocol::get_sorted_routes()
+MackieControlProtocol::get_sorted_stripables()
 {
        Sorted sorted;
 
-       // fetch all routes
-       boost::shared_ptr<RouteList> routes = session->get_routes();
-       set<uint32_t> remote_ids;
+       // fetch all stripables
+       StripableList stripables;
 
-       // routes with remote_id 0 should never be added
-       // TODO verify this with ardour devs
-       // remote_ids.insert (0);
+       session->get_stripables (stripables);
 
-       // sort in remote_id order, and exclude master, control and hidden routes
-       // and any routes that are already set.
+       // sort in presentation order, and exclude master, control and hidden stripables
+       // and any stripables that are already set.
 
-       for (RouteList::iterator it = routes->begin(); it != routes->end(); ++it) {
+       for (StripableList::iterator it = stripables.begin(); it != stripables.end(); ++it) {
 
-               boost::shared_ptr<Route> route = *it;
+               boost::shared_ptr<Stripable> s = *it;
 
-               if (remote_ids.find (route->remote_control_id()) != remote_ids.end()) {
-                       continue;
-               }
-
-               if (route->is_auditioner() || route->is_master() || route->is_monitor()) {
+               if (s->presentation_info().special()) {
                        continue;
                }
 
                /* don't include locked routes */
 
-               if (route_is_locked_to_strip(route)) {
+               if (stripable_is_locked_to_strip (s)) {
                        continue;
                }
 
                switch (_view_mode) {
                case Mixer:
-                       if (! is_hidden(route)) {
-                               sorted.push_back (route);
-                               remote_ids.insert (route->remote_control_id());
+                       if (!s->presentation_info().hidden()) {
+                               sorted.push_back (s);
                        }
                        break;
                case AudioTracks:
-                       if (is_audio_track(route) && !is_hidden(route)) {
-                               sorted.push_back (route);
-                               remote_ids.insert (route->remote_control_id());
+                       if (is_audio_track(s) && !s->presentation_info().hidden()) {
+                               sorted.push_back (s);
                        }
                        break;
                case Busses:
                        if (Profile->get_mixbus()) {
 #ifdef MIXBUS
-                               if (route->mixbus()) {
-                                       sorted.push_back (route);
-                                       remote_ids.insert (route->remote_control_id());
+                               if (s->mixbus()) {
+                                       sorted.push_back (s);
                                }
 #endif
                        } else {
-                               if (!is_track(route) && !is_hidden(route)) {
-                                       sorted.push_back (route);
-                                       remote_ids.insert (route->remote_control_id());
+                               if (!is_track(s) && !s->presentation_info().hidden()) {
+                                       sorted.push_back (s);
                                }
                        }
                        break;
                case MidiTracks:
-                       if (is_midi_track(route) && !is_hidden(route)) {
-                               sorted.push_back (route);
-                               remote_ids.insert (route->remote_control_id());
+                       if (is_midi_track(s) && !s->presentation_info().hidden()) {
+                               sorted.push_back (s);
                        }
                        break;
                case Plugins:
                        break;
                case Auxes: // in ardour, for now aux and buss are same. for mixbus, "Busses" are mixbuses, "Auxes" are ardour buses
 #ifdef MIXBUS
-                       if (!route->mixbus() && !is_track(route) && !is_hidden(route))
+                       if (!s->mixbus() && !is_track() && !s->presentation_info().hidden())
 #else
-                       if (!is_track(route) && !is_hidden(route))
+                       if (!is_track(s) && !s->presentation_info().hidden())
 #endif
                        {
-                               sorted.push_back (route);
-                               remote_ids.insert (route->remote_control_id());
+                               sorted.push_back (s);
                        }
                        break;
                case Hidden: // Show all the tracks we have hidden
-                       if (is_hidden(route)) {
+                       if (s->presentation_info().hidden()) {
                                // maybe separate groups
-                               sorted.push_back (route);
-                               remote_ids.insert (route->remote_control_id());
+                               sorted.push_back (s);
                        }
                        break;
                case Selected: // For example: a group (this is USER)
-                       if (selected(route) && !is_hidden(route)) {
-                               sorted.push_back (route);
-                               remote_ids.insert (route->remote_control_id());
+                       if (s->presentation_info().selected() && !s->presentation_info().hidden()) {
+                               sorted.push_back (s);
                        }
                        break;
                }
-
        }
 
-       sort (sorted.begin(), sorted.end(), RouteByRemoteId());
+       sort (sorted.begin(), sorted.end(), StripableByPresentationOrder());
        return sorted;
 }
 
@@ -390,60 +374,68 @@ MackieControlProtocol::switch_banks (uint32_t initial, bool force)
                return 0;
        }
 
-       Sorted sorted = get_sorted_routes();
+       Sorted sorted = get_sorted_stripables();
        uint32_t strip_cnt = n_strips (false); // do not include locked strips
                                               // in this count
 
-       if (initial >= sorted.size()) {
+       if (initial >= sorted.size() && !force) {
+               DEBUG_TRACE (DEBUG::MackieControl, string_compose ("bank target %1 exceeds route range %2\n",
+                                                                  _current_initial_bank, sorted.size()));
                /* too high, we can't get there */
                return -1;
        }
 
        if (sorted.size() <= strip_cnt && _current_initial_bank == 0 && !force) {
-               /* no banking - not enough routes to fill all strips and we're
+               /* no banking - not enough stripables to fill all strips and we're
                 * not at the first one.
                 */
+               DEBUG_TRACE (DEBUG::MackieControl, string_compose ("less routes (%1) than strips (%2) and we're at the end already (%3)\n",
+                                                                  sorted.size(), strip_cnt, _current_initial_bank));
                return -1;
        }
 
        _current_initial_bank = initial;
        _current_selected_track = -1;
 
-       // Map current bank of routes onto each surface(+strip)
+       // Map current bank of stripables onto each surface(+strip)
 
        if (_current_initial_bank < sorted.size()) {
 
-               DEBUG_TRACE (DEBUG::MackieControl, string_compose ("switch to %1, %2, available routes %3 on %4 surfaces\n",
+               DEBUG_TRACE (DEBUG::MackieControl, string_compose ("switch to %1, %2, available stripables %3 on %4 surfaces\n",
                                                                   _current_initial_bank, strip_cnt, sorted.size(),
                                                                   surfaces.size()));
 
-               // link routes to strips
+               // link stripables to strips
 
                Sorted::iterator r = sorted.begin() + _current_initial_bank;
 
                for (Surfaces::iterator si = surfaces.begin(); si != surfaces.end(); ++si) {
-                       vector<boost::shared_ptr<Route> > routes;
+                       vector<boost::shared_ptr<Stripable> > stripables;
                        uint32_t added = 0;
 
-                       DEBUG_TRACE (DEBUG::MackieControl, string_compose ("surface has %1 unlockedstrips\n", (*si)->n_strips (false)));
+                       DEBUG_TRACE (DEBUG::MackieControl, string_compose ("surface has %1 unlocked strips\n", (*si)->n_strips (false)));
 
                        for (; r != sorted.end() && added < (*si)->n_strips (false); ++r, ++added) {
-                               routes.push_back (*r);
+                               stripables.push_back (*r);
                        }
 
-                       DEBUG_TRACE (DEBUG::MackieControl, string_compose ("give surface %1 routes\n", routes.size()));
+                       DEBUG_TRACE (DEBUG::MackieControl, string_compose ("give surface %1 stripables\n", stripables.size()));
 
-                       (*si)->map_routes (routes);
+                       (*si)->map_stripables (stripables);
                }
 
        } else {
+               /* all strips need to be reset */
+               DEBUG_TRACE (DEBUG::MackieControl, string_compose ("clear all strips, bank target %1  is outside route range %2\n",
+                                                                  _current_initial_bank, sorted.size()));
+               for (Surfaces::iterator si = surfaces.begin(); si != surfaces.end(); ++si) {
+                       vector<boost::shared_ptr<Stripable> > stripables;
+                       /* pass in an empty stripables list, so that all strips will be reset */
+                       (*si)->map_stripables (stripables);
+               }
                return -1;
        }
 
-       /* make sure selection is correct */
-
-       _gui_track_selection_changed (&_last_selected_routes, false, false);
-
        /* current bank has not been saved */
        session->set_dirty();
 
@@ -650,7 +642,7 @@ MackieControlProtocol::device_ready ()
 {
        DEBUG_TRACE (DEBUG::MackieControl, string_compose ("device ready init (active=%1)\n", active()));
        update_surfaces ();
-       set_subview_mode (MackieControlProtocol::None, boost::shared_ptr<Route>());
+       set_subview_mode (MackieControlProtocol::None, boost::shared_ptr<Stripable>());
        set_flip_mode (Normal);
 }
 
@@ -703,8 +695,10 @@ void
 MackieControlProtocol::connect_session_signals()
 {
        // receive routes added
-       session->RouteAdded.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&MackieControlProtocol::notify_route_added, this, _1), this);
-       session->RouteAddedOrRemoved.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&MackieControlProtocol::notify_route_added_or_removed, this), this);
+       session->RouteAdded.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&MackieControlProtocol::notify_routes_added, this, _1), this);
+       // receive VCAs added
+       session->vca_manager().VCAAdded.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&MackieControlProtocol::notify_vca_added, this, _1), this);
+
        // receive record state toggled
        session->RecordStateChanged.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&MackieControlProtocol::notify_record_state_changed, this), this);
        // receive transport state changed
@@ -717,12 +711,8 @@ MackieControlProtocol::connect_session_signals()
        session->SoloActive.connect(session_connections, MISSING_INVALIDATOR, boost::bind (&MackieControlProtocol::notify_solo_active_changed, this, _1), this);
 
        // make sure remote id changed signals reach here
-       // see also notify_route_added
-       Sorted sorted = get_sorted_routes();
-
-       for (Sorted::iterator it = sorted.begin(); it != sorted.end(); ++it) {
-               (*it)->RemoteControlIDChanged.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&MackieControlProtocol::notify_remote_id_changed, this), this);
-       }
+       // see also notify_stripable_added
+       Sorted sorted = get_sorted_stripables();
 }
 
 void
@@ -867,7 +857,7 @@ MackieControlProtocol::create_surfaces ()
                        XMLNode* this_device = 0;
                        XMLNodeList const& devices = configuration_state->children();
                        for (XMLNodeList::const_iterator d = devices.begin(); d != devices.end(); ++d) {
-                               XMLProperty* prop = (*d)->property (X_("name"));
+                               XMLProperty const * prop = (*d)->property (X_("name"));
                                if (prop && prop->value() == _device_info.name()) {
                                        this_device = *d;
                                        break;
@@ -965,7 +955,7 @@ MackieControlProtocol::close()
 {
        port_connection.disconnect ();
        session_connections.drop_connections ();
-       route_connections.drop_connections ();
+       stripable_connections.drop_connections ();
        periodic_connection.disconnect ();
 
        clear_surfaces();
@@ -1239,7 +1229,7 @@ void MackieControlProtocol::notify_parameter_changed (std::string const & p)
 }
 
 void
-MackieControlProtocol::notify_route_added_or_removed ()
+MackieControlProtocol::notify_stripable_removed ()
 {
        Glib::Threads::Mutex::Lock lm (surfaces_lock);
        for (Surfaces::iterator s = surfaces.begin(); s != surfaces.end(); ++s) {
@@ -1247,9 +1237,15 @@ MackieControlProtocol::notify_route_added_or_removed ()
        }
 }
 
-// RouteList is the set of routes that have just been added
 void
-MackieControlProtocol::notify_route_added (ARDOUR::RouteList & rl)
+MackieControlProtocol::notify_vca_added (ARDOUR::VCAList& vl)
+{
+       refresh_current_bank ();
+}
+
+// RouteList is the set of Routes that have just been added
+void
+MackieControlProtocol::notify_routes_added (ARDOUR::RouteList & rl)
 {
        {
                Glib::Threads::Mutex::Lock lm (surfaces_lock);
@@ -1274,13 +1270,6 @@ MackieControlProtocol::notify_route_added (ARDOUR::RouteList & rl)
        refresh_current_bank();
 
        // otherwise route added, but current bank needs no updating
-
-       // make sure remote id changes in the new route are handled
-       typedef ARDOUR::RouteList ARS;
-
-       for (ARS::iterator it = rl.begin(); it != rl.end(); ++it) {
-               (*it)->RemoteControlIDChanged.connect (route_connections, MISSING_INVALIDATOR, boost::bind (&MackieControlProtocol::notify_remote_id_changed, this), this);
-       }
 }
 
 void
@@ -1308,7 +1297,7 @@ MackieControlProtocol::notify_solo_active_changed (bool active)
 }
 
 void
-MackieControlProtocol::notify_remote_id_changed()
+MackieControlProtocol::notify_presentation_info_changed ()
 {
        {
                Glib::Threads::Mutex::Lock lm (surfaces_lock);
@@ -1318,7 +1307,7 @@ MackieControlProtocol::notify_remote_id_changed()
                }
        }
 
-       Sorted sorted = get_sorted_routes();
+       Sorted sorted = get_sorted_stripables();
        uint32_t sz = n_strips();
 
        // if a remote id has been moved off the end, we need to shift
@@ -1641,7 +1630,7 @@ MackieControlProtocol::midi_input_handler (IOCondition ioc, MIDI::Port* port)
 
        if (ioc & IO_IN) {
 
-               DEBUG_TRACE (DEBUG::MackieControl, string_compose ("something happend on  %1\n", port->name()));
+               // DEBUG_TRACE (DEBUG::MackieControl, string_compose ("something happend on  %1\n", port->name()));
 
                /* Devices using regular JACK MIDI ports will need to have
                   the x-thread FIFO drained to avoid burning endless CPU.
@@ -1658,7 +1647,7 @@ MackieControlProtocol::midi_input_handler (IOCondition ioc, MIDI::Port* port)
                        }
                }
 
-               DEBUG_TRACE (DEBUG::MackieControl, string_compose ("data available on %1\n", port->name()));
+               // DEBUG_TRACE (DEBUG::MackieControl, string_compose ("data available on %1\n", port->name()));
                framepos_t now = session->engine().sample_time();
                port->parse (now);
        }
@@ -1676,15 +1665,15 @@ MackieControlProtocol::clear_ports ()
 }
 
 void
-MackieControlProtocol::notify_subview_route_deleted ()
+MackieControlProtocol::notify_subview_stripable_deleted ()
 {
        /* return to global/mixer view */
-       _subview_route.reset ();
+       _subview_stripable.reset ();
        set_view_mode (Mixer);
 }
 
 bool
-MackieControlProtocol::subview_mode_would_be_ok (SubViewMode mode, boost::shared_ptr<Route> r)
+MackieControlProtocol::subview_mode_would_be_ok (SubViewMode mode, boost::shared_ptr<Stripable> r)
 {
        switch (mode) {
        case None:
@@ -1737,16 +1726,18 @@ MackieControlProtocol::redisplay_subview_mode ()
 }
 
 int
-MackieControlProtocol::set_subview_mode (SubViewMode sm, boost::shared_ptr<Route> r)
+MackieControlProtocol::set_subview_mode (SubViewMode sm, boost::shared_ptr<Stripable> r)
 {
+       DEBUG_TRACE (DEBUG::MackieControl, string_compose ("set subview mode %1 with stripable %2, current flip mode %3\n", sm, (r ? r->name() : string ("null")), _flip_mode));
+
        if (_flip_mode != Normal) {
                set_flip_mode (Normal);
        }
 
-       boost::shared_ptr<Route> old_route = _subview_route;
-
        if (!subview_mode_would_be_ok (sm, r)) {
 
+               DEBUG_TRACE (DEBUG::MackieControl, "subview mode not OK\n");
+
                if (r) {
 
                        Glib::Threads::Mutex::Lock lm (surfaces_lock);
@@ -1787,21 +1778,19 @@ MackieControlProtocol::set_subview_mode (SubViewMode sm, boost::shared_ptr<Route
                return -1;
        }
 
-       _subview_mode = sm;
+       boost::shared_ptr<Stripable> old_stripable = _subview_stripable;
 
-       if (r) {
-               /* retain _subview_route even if it is reset to null implicitly */
-               _subview_route = r;
-       }
+       _subview_mode = sm;
+       _subview_stripable = r;
 
-       if (r != old_route) {
-               subview_route_connections.drop_connections ();
+       if (_subview_stripable != old_stripable) {
+               subview_stripable_connections.drop_connections ();
 
-               /* Catch the current subview route going away */
-               if (_subview_route) {
-                       _subview_route->DropReferences.connect (subview_route_connections, MISSING_INVALIDATOR,
-                                                               boost::bind (&MackieControlProtocol::notify_subview_route_deleted, this),
-                                                               this);
+               /* Catch the current subview stripable going away */
+               if (_subview_stripable) {
+                       _subview_stripable->DropReferences.connect (subview_stripable_connections, MISSING_INVALIDATOR,
+                                                                   boost::bind (&MackieControlProtocol::notify_subview_stripable_deleted, this),
+                                                                   this);
                }
        }
 
@@ -1872,7 +1861,7 @@ MackieControlProtocol::set_view_mode (ViewMode m)
        }
 
        /* leave subview mode, whatever it was */
-       set_subview_mode (None, boost::shared_ptr<Route>());
+       set_subview_mode (None, boost::shared_ptr<Stripable>());
        display_view_mode ();
 }
 
@@ -1907,17 +1896,17 @@ MackieControlProtocol::set_flip_mode (FlipMode fm)
 void
 MackieControlProtocol::set_master_on_surface_strip (uint32_t surface, uint32_t strip_number)
 {
-       force_special_route_to_strip (session->master_out(), surface, strip_number);
+       force_special_stripable_to_strip (session->master_out(), surface, strip_number);
 }
 
 void
 MackieControlProtocol::set_monitor_on_surface_strip (uint32_t surface, uint32_t strip_number)
 {
-       force_special_route_to_strip (session->monitor_out(), surface, strip_number);
+       force_special_stripable_to_strip (session->monitor_out(), surface, strip_number);
 }
 
 void
-MackieControlProtocol::force_special_route_to_strip (boost::shared_ptr<Route> r, uint32_t surface, uint32_t strip_number)
+MackieControlProtocol::force_special_stripable_to_strip (boost::shared_ptr<Stripable> r, uint32_t surface, uint32_t strip_number)
 {
        if (!r) {
                return;
@@ -1929,81 +1918,19 @@ MackieControlProtocol::force_special_route_to_strip (boost::shared_ptr<Route> r,
                if ((*s)->number() == surface) {
                        Strip* strip = (*s)->nth_strip (strip_number);
                        if (strip) {
-                               strip->set_route (session->master_out());
+                               strip->set_stripable (session->master_out());
                                strip->lock_controls ();
                        }
                }
        }
 }
 
-void
-MackieControlProtocol::gui_track_selection_changed (ARDOUR::RouteNotificationListPtr rl, bool save_list)
-{
-       _gui_track_selection_changed (rl.get(), save_list, true);
-}
-
-void
-MackieControlProtocol::_gui_track_selection_changed (ARDOUR::RouteNotificationList* rl, bool save_list, bool gui_selection_did_change)
-{
-       /* We need to keep a list of the most recently selected routes around,
-          but we are not allowed to keep shared_ptr<Route> unless we want to
-          handle the complexities of route deletion. So instead, the GUI sends
-          us a notification using weak_ptr<Route>, which we keep a copy
-          of. For efficiency's sake, however, we convert the weak_ptr's into
-          shared_ptr<Route> before passing them to however many surfaces (and
-          thus strips) that we have.
-       */
-
-       StrongRouteNotificationList srl;
-
-       for (ARDOUR::RouteNotificationList::const_iterator i = rl->begin(); i != rl->end(); ++i) {
-               boost::shared_ptr<ARDOUR::Route> r = (*i).lock();
-               if (r) {
-                       srl.push_back (r);
-               }
-       }
-
-       {
-               Glib::Threads::Mutex::Lock lm (surfaces_lock);
-
-               for (Surfaces::iterator s = surfaces.begin(); s != surfaces.end(); ++s) {
-                       (*s)->gui_selection_changed (srl);
-               }
-       }
-
-       if (save_list) {
-               _last_selected_routes = *rl;
-       }
-
-       if (gui_selection_did_change) {
-
-               check_fader_automation_state ();
-
-               /* note: this method is also called when we switch banks.
-                * But ... we don't allow bank switching when in subview mode.
-                *
-                * so .. we only have to care about subview mode if the
-                * GUI selection has changed.
-                *
-                * It is possible that first_selected_route() may return null if we
-                * are no longer displaying/mapping that route. In that case,
-                * we will exit subview mode. If first_selected_route() is
-                * null, and subview mode is not None, then the first call to
-                * set_subview_mode() will fail, and we will reset to None.
-                */
-
-               if (set_subview_mode (_subview_mode, first_selected_route())) {
-                       set_subview_mode (None, boost::shared_ptr<Route>());
-               }
-       }
-}
-
 void
 MackieControlProtocol::check_fader_automation_state ()
 {
        fader_automation_connections.drop_connections ();
 
-       boost::shared_ptr<Route> r = first_selected_route ();
+       boost::shared_ptr<Stripable> r = first_selected_stripable ();
 
        if (!r) {
                update_global_button (Button::Read, off);
@@ -2026,7 +1953,7 @@ MackieControlProtocol::check_fader_automation_state ()
 void
 MackieControlProtocol::update_fader_automation_state ()
 {
-       boost::shared_ptr<Route> r = first_selected_route ();
+       boost::shared_ptr<Stripable> r = first_selected_stripable ();
 
        if (!r) {
                update_global_button (Button::Read, off);
@@ -2100,24 +2027,31 @@ MackieControlProtocol::remove_down_select_button (int surface, int strip)
 }
 
 void
-MackieControlProtocol::select_range ()
+MackieControlProtocol::select_range (uint32_t pressed)
 {
-       RouteList routes;
+       StripableList stripables;
+
+       pull_stripable_range (_down_select_buttons, stripables, pressed);
 
-       pull_route_range (_down_select_buttons, routes);
+       DEBUG_TRACE (DEBUG::MackieControl, string_compose ("select range: found %1 stripables, first = %2\n", stripables.size(), stripables.front()->name()));
 
-       DEBUG_TRACE (DEBUG::MackieControl, string_compose ("select range: found %1 routes\n", routes.size()));
+       if (stripables.empty()) {
+               return;
+       }
 
-       if (!routes.empty()) {
-               for (RouteList::iterator r = routes.begin(); r != routes.end(); ++r) {
+       if (stripables.size() == 1 && ControlProtocol::last_selected().size() == 1 && stripables.front()->presentation_info().selected()) {
+               /* cancel selection for one and only selected stripable */
+               ToggleStripableSelection (stripables.front());
+       } else {
+               for (StripableList::iterator s = stripables.begin(); s != stripables.end(); ++s) {
 
                        if (main_modifier_state() == MODIFIER_SHIFT) {
-                               ToggleRouteSelection ((*r)->remote_control_id ());
+                               ToggleStripableSelection (*s);
                        } else {
-                               if (r == routes.begin()) {
-                                       SetRouteSelection ((*r)->remote_control_id());
+                               if (s == stripables.begin()) {
+                                       SetStripableSelection (*s);
                                } else {
-                                       AddRouteToSelection ((*r)->remote_control_id());
+                                       AddStripableToSelection (*s);
                                }
                        }
                }
@@ -2159,10 +2093,10 @@ MackieControlProtocol::remove_down_button (AutomationType a, int surface, int st
 }
 
 MackieControlProtocol::ControlList
-MackieControlProtocol::down_controls (AutomationType p)
+MackieControlProtocol::down_controls (AutomationType p, uint32_t pressed)
 {
        ControlList controls;
-       RouteList routes;
+       StripableList stripables;
 
        DownButtonMap::iterator m = _down_buttons.find (p);
 
@@ -2173,29 +2107,29 @@ MackieControlProtocol::down_controls (AutomationType p)
        DEBUG_TRACE (DEBUG::MackieControl, string_compose ("looking for down buttons for %1, got %2\n",
                                                           p, m->second.size()));
 
-       pull_route_range (m->second, routes);
+       pull_stripable_range (m->second, stripables, pressed);
 
        switch (p) {
        case GainAutomation:
-               for (RouteList::iterator r = routes.begin(); r != routes.end(); ++r) {
-                       controls.push_back ((*r)->gain_control());
+               for (StripableList::iterator s = stripables.begin(); s != stripables.end(); ++s) {
+                       controls.push_back ((*s)->gain_control());
                }
                break;
        case SoloAutomation:
-               for (RouteList::iterator r = routes.begin(); r != routes.end(); ++r) {
-                       controls.push_back ((*r)->solo_control());
+               for (StripableList::iterator s = stripables.begin(); s != stripables.end(); ++s) {
+                       controls.push_back ((*s)->solo_control());
                }
                break;
        case MuteAutomation:
-               for (RouteList::iterator r = routes.begin(); r != routes.end(); ++r) {
-                       controls.push_back ((*r)->mute_control());
+               for (StripableList::iterator s = stripables.begin(); s != stripables.end(); ++s) {
+                       controls.push_back ((*s)->mute_control());
                }
                break;
        case RecEnableAutomation:
-               for (RouteList::iterator r = routes.begin(); r != routes.end(); ++r) {
-                       boost::shared_ptr<Track> trk = boost::dynamic_pointer_cast<Track> (*r);
-                       if (trk) {
-                               controls.push_back (trk->rec_enable_control());
+               for (StripableList::iterator s = stripables.begin(); s != stripables.end(); ++s) {
+                       boost::shared_ptr<AutomationControl> ac = (*s)->rec_enable_control();
+                       if (ac) {
+                               controls.push_back (ac);
                        }
                }
                break;
@@ -2216,7 +2150,7 @@ struct ButtonRangeSorter {
 };
 
 void
-MackieControlProtocol::pull_route_range (DownButtonList& down, RouteList& selected)
+MackieControlProtocol::pull_stripable_range (DownButtonList& down, StripableList& selected, uint32_t pressed)
 {
        ButtonRangeSorter cmp;
 
@@ -2266,13 +2200,19 @@ MackieControlProtocol::pull_route_range (DownButtonList& down, RouteList& select
                                                                           (*s)->number(), fs, ls));
 
                        for (uint32_t n = fs; n < ls; ++n) {
-                               boost::shared_ptr<Route> r = (*s)->nth_strip (n)->route();
+                               Strip* strip = (*s)->nth_strip (n);
+                               boost::shared_ptr<Stripable> r = strip->stripable();
                                if (r) {
-                                       selected.push_back (r);
+                                       if (global_index_locked (*strip) == pressed) {
+                                               selected.push_front (r);
+                                       } else {
+                                               selected.push_back (r);
+                                       }
                                }
                        }
                }
        }
+
 }
 
 void
@@ -2396,97 +2336,97 @@ MackieControlProtocol::connection_handler (boost::weak_ptr<ARDOUR::Port> wp1, st
 }
 
 bool
-MackieControlProtocol::is_track (boost::shared_ptr<Route> r) const
+MackieControlProtocol::is_track (boost::shared_ptr<Stripable> r) const
 {
        return boost::dynamic_pointer_cast<Track>(r) != 0;
 }
 
 bool
-MackieControlProtocol::is_audio_track (boost::shared_ptr<Route> r) const
+MackieControlProtocol::is_audio_track (boost::shared_ptr<Stripable> r) const
 {
        return boost::dynamic_pointer_cast<AudioTrack>(r) != 0;
 }
 
 bool
-MackieControlProtocol::is_midi_track (boost::shared_ptr<Route> r) const
+MackieControlProtocol::is_midi_track (boost::shared_ptr<Stripable> r) const
 {
        return boost::dynamic_pointer_cast<MidiTrack>(r) != 0;
 }
 
 bool
-MackieControlProtocol::selected (boost::shared_ptr<Route> r) const
+MackieControlProtocol::is_mapped (boost::shared_ptr<Stripable> r) const
 {
-       const RouteNotificationList* rl = &_last_selected_routes;
+       Glib::Threads::Mutex::Lock lm (surfaces_lock);
 
-       for (ARDOUR::RouteNotificationList::const_iterator i = rl->begin(); i != rl->end(); ++i) {
-               boost::shared_ptr<ARDOUR::Route> rt = (*i).lock();
-               if (rt == r) {
+       for (Surfaces::const_iterator s = surfaces.begin(); s != surfaces.end(); ++s) {
+               if ((*s)->stripable_is_mapped (r)) {
                        return true;
                }
        }
+
        return false;
 }
 
-bool
-MackieControlProtocol::is_hidden (boost::shared_ptr<Route> r) const
+void
+MackieControlProtocol::update_selected (boost::shared_ptr<Stripable> s, bool became_selected)
 {
-       if (!r) {
-               return false;
-       }
-       return (((r->remote_control_id()) >>31) != 0);
-}
+       if (became_selected) {
 
-bool
-MackieControlProtocol::is_mapped (boost::shared_ptr<Route> r) const
-{
-       Glib::Threads::Mutex::Lock lm (surfaces_lock);
+               check_fader_automation_state ();
 
-       for (Surfaces::const_iterator s = surfaces.begin(); s != surfaces.end(); ++s) {
-               if ((*s)->route_is_mapped (r)) {
-                       return true;
+               /* It is possible that first_selected_route() may return null if we
+                * are no longer displaying/mapping that route. In that case,
+                * we will exit subview mode. If first_selected_route() is
+                * null, and subview mode is not None, then the first call to
+                * set_subview_mode() will fail, and we will reset to None.
+                */
+
+               if (set_subview_mode (_subview_mode, first_selected_stripable())) {
+                       set_subview_mode (None, boost::shared_ptr<Stripable>());
                }
-       }
 
-       return false;
+       }
 }
 
-boost::shared_ptr<Route>
-MackieControlProtocol::first_selected_route () const
+boost::shared_ptr<Stripable>
+MackieControlProtocol::first_selected_stripable () const
 {
-       if (_last_selected_routes.empty()) {
-               return boost::shared_ptr<Route>();
-       }
+       boost::shared_ptr<Stripable> s = ControlProtocol::first_selected_stripable();
 
-       boost::shared_ptr<Route> r = _last_selected_routes.front().lock();
-
-       if (r) {
+       if (s) {
                /* check it is on one of our surfaces */
 
-               if (is_mapped (r)) {
-                       return r;
+               if (is_mapped (s)) {
+                       return s;
                }
 
-               /* route is not mapped. thus, the currently selected route is
+               /* stripable is not mapped. thus, the currently selected stripable is
                 * not on the surfaces, and so from our perspective, there is
-                * no currently selected route.
+                * no currently selected stripable.
                 */
 
-               r.reset ();
+               s.reset ();
        }
 
-       return r; /* may be null */
+       return s; /* may be null */
 }
 
-boost::shared_ptr<Route>
-MackieControlProtocol::subview_route () const
+boost::shared_ptr<Stripable>
+MackieControlProtocol::subview_stripable () const
 {
-       return _subview_route;
+       return _subview_stripable;
 }
 
 uint32_t
 MackieControlProtocol::global_index (Strip& strip)
 {
        Glib::Threads::Mutex::Lock lm (surfaces_lock);
+       return global_index_locked (strip);
+}
+
+uint32_t
+MackieControlProtocol::global_index_locked (Strip& strip)
+{
        uint32_t global = 0;
 
        for (Surfaces::const_iterator s = surfaces.begin(); s != surfaces.end(); ++s) {
@@ -2513,7 +2453,7 @@ MackieControlProtocol::request_factory (uint32_t num_requests)
 void
 MackieControlProtocol::set_automation_state (AutoState as)
 {
-       boost::shared_ptr<Route> r = first_selected_route ();
+       boost::shared_ptr<Stripable> r = first_selected_stripable ();
 
        if (!r) {
                return;