X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;ds=sidebyside;f=gtk2_ardour%2Fport_group.cc;h=a3a7ca8e77cfa2ea64349458847f4bff537e0527;hb=957c0aec4fcb4f4e44d7eedcb2942326c52d69cd;hp=3de45eee73da44a36d1b419f585cb8b471dbaca3;hpb=176813b0ab9e25068a3d2493df1baa32f6392e56;p=ardour.git diff --git a/gtk2_ardour/port_group.cc b/gtk2_ardour/port_group.cc index 3de45eee73..a3a7ca8e77 100644 --- a/gtk2_ardour/port_group.cc +++ b/gtk2_ardour/port_group.cc @@ -1,5 +1,5 @@ /* - Copyright (C) 2002-2009 Paul Davis + Copyright (C) 2002-2009 Paul Davis This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by @@ -17,172 +17,530 @@ */ -#include "port_group.h" -#include "i18n.h" -#include "ardour/session.h" +#include +#include +#include + +#include "midi++/manager.h" +#include "midi++/mmc.h" + #include "ardour/audio_track.h" -#include "ardour/midi_track.h" #include "ardour/audioengine.h" -#include -#include +#include "ardour/bundle.h" +#include "ardour/user_bundle.h" +#include "ardour/io_processor.h" +#include "ardour/midi_track.h" +#include "ardour/port.h" +#include "ardour/session.h" +#include "ardour/auditioner.h" +#include "ardour/control_protocol_manager.h" +#include "control_protocol/control_protocol.h" + +#include "gui_thread.h" +#include "port_group.h" +#include "port_matrix.h" +#include "time_axis_view.h" +#include "public_editor.h" + +#include "i18n.h" using namespace std; using namespace Gtk; +using namespace ARDOUR; -/** Add a port to a group. - * @param p Port name, with or without prefix. +/** PortGroup constructor. + * @param n Name. */ -void -PortGroup::add (std::string const & p) +PortGroup::PortGroup (std::string const & n) + : name (n) { - if (prefix.empty() == false && p.substr (0, prefix.length()) == prefix) { - ports.push_back (p.substr (prefix.length())); - } else { - ports.push_back (p); + +} + +PortGroup::~PortGroup() +{ + for (BundleList::iterator i = _bundles.begin(); i != _bundles.end(); ++i) { + delete *i; } + _bundles.clear (); } -/** PortGroupUI constructor. - * @param m PortMatrix to work for. - * @Param g PortGroup to represent. +/** Add a bundle to a group. + * @param b Bundle. + * @param allow_dups true to allow the group to contain more than one bundle with the same port, otherwise false. */ +void +PortGroup::add_bundle (boost::shared_ptr b, bool allow_dups) +{ + add_bundle_internal (b, boost::shared_ptr (), false, Gdk::Color (), allow_dups); +} -PortGroupUI::PortGroupUI (PortMatrix& m, PortGroup& g) - : _port_matrix (m) - , _port_group (g) - , _ignore_check_button_toggle (false) - , _visibility_checkbutton (g.name) +/** Add a bundle to a group. + * @param b Bundle. + * @param io IO whose ports are in the bundle. + */ +void +PortGroup::add_bundle (boost::shared_ptr b, boost::shared_ptr io) { - _port_group.visible = true; - _ignore_check_button_toggle = false; - _visibility_checkbutton.signal_toggled().connect (sigc::mem_fun (*this, &PortGroupUI::visibility_checkbutton_toggled)); + add_bundle_internal (b, io, false, Gdk::Color (), false); } -/** The visibility of a PortGroupUI has been toggled */ +/** Add a bundle to a group. + * @param b Bundle. + * @param c Colour to represent the bundle with. + */ void -PortGroupUI::visibility_checkbutton_toggled () +PortGroup::add_bundle (boost::shared_ptr b, boost::shared_ptr io, Gdk::Color c) { - _port_group.visible = _visibility_checkbutton.get_active (); + add_bundle_internal (b, io, true, c, false); } -/** @return Checkbutton used to toggle visibility */ -Widget& -PortGroupUI::get_visibility_checkbutton () +PortGroup::BundleRecord::BundleRecord (boost::shared_ptr b, boost::shared_ptr iop, Gdk::Color c, bool has_c) + : bundle (b) + , io (iop) + , colour (c) + , has_colour (has_c) { - return _visibility_checkbutton; } +void +PortGroup::add_bundle_internal (boost::shared_ptr b, boost::shared_ptr io, bool has_colour, Gdk::Color colour, bool allow_dups) +{ + assert (b.get()); + + if (!allow_dups) { + + /* don't add this bundle if we already have one with the same ports */ + + BundleList::iterator i = _bundles.begin (); + while (i != _bundles.end() && b->has_same_ports ((*i)->bundle) == false) { + ++i; + } + + if (i != _bundles.end ()) { + return; + } + } + + BundleRecord* br = new BundleRecord (b, io, colour, has_colour); + b->Changed.connect (br->changed_connection, invalidator (*this), ui_bind (&PortGroup::bundle_changed, this, _1), gui_context()); + _bundles.push_back (br); + + Changed (); +} -/** Handle a toggle of a port check button */ void -PortGroupUI::port_checkbutton_toggled (CheckButton* b, int r, int c) +PortGroup::remove_bundle (boost::shared_ptr b) { - if (_ignore_check_button_toggle == false) { - // _port_matrix.hide_group (_port_group); + assert (b.get()); + + BundleList::iterator i = _bundles.begin (); + while (i != _bundles.end() && (*i)->bundle != b) { + ++i; + } + + if (i == _bundles.end()) { + return; } + + delete *i; + _bundles.erase (i); + + Changed (); } -/** Set up visibility of the port group according to PortGroup::visible */ void -PortGroupUI::setup_visibility () +PortGroup::bundle_changed (Bundle::Change c) { - if (_visibility_checkbutton.get_active () != _port_group.visible) { - _visibility_checkbutton.set_active (_port_group.visible); + BundleChanged (c); +} + + +void +PortGroup::clear () +{ + for (BundleList::iterator i = _bundles.begin(); i != _bundles.end(); ++i) { + delete *i; } + + _bundles.clear (); + Changed (); } +bool +PortGroup::has_port (std::string const& p) const +{ + for (BundleList::const_iterator i = _bundles.begin(); i != _bundles.end(); ++i) { + if ((*i)->bundle->offers_port_alone (p)) { + return true; + } + } + + return false; +} + +boost::shared_ptr +PortGroup::only_bundle () +{ + assert (_bundles.size() == 1); + return _bundles.front()->bundle; +} + + +ChanCount +PortGroup::total_channels () const +{ + ChanCount n; + for (BundleList::const_iterator i = _bundles.begin(); i != _bundles.end(); ++i) { + n += (*i)->bundle->nchannels (); + } + + return n; +} + +boost::shared_ptr +PortGroup::io_from_bundle (boost::shared_ptr b) const +{ + BundleList::const_iterator i = _bundles.begin (); + while (i != _bundles.end() && (*i)->bundle != b) { + ++i; + } + + if (i == _bundles.end()) { + return boost::shared_ptr (); + } + + boost::shared_ptr io ((*i)->io.lock ()); + return io; +} + +/** Remove bundles whose channels are already represented by other, larger bundles */ +void +PortGroup::remove_duplicates () +{ + BundleList::iterator i = _bundles.begin(); + while (i != _bundles.end()) { + + BundleList::iterator tmp = i; + ++tmp; + + bool remove = false; + + for (BundleList::iterator j = _bundles.begin(); j != _bundles.end(); ++j) { + + if ((*j)->bundle->nchannels() > (*i)->bundle->nchannels()) { + /* this bundle is larger */ + + uint32_t k = 0; + while (k < (*i)->bundle->nchannels().n_total()) { + /* see if this channel on *i has an equivalent on *j */ + uint32_t l = 0; + while (l < (*j)->bundle->nchannels().n_total() && (*i)->bundle->channel_ports (k) != (*j)->bundle->channel_ports (l)) { + ++l; + } + + if (l == (*j)->bundle->nchannels().n_total()) { + /* it does not */ + break; + } + + ++k; + } + + if (k == (*i)->bundle->nchannels().n_total()) { + /* all channels on *i are represented by the larger bundle *j, so remove *i */ + remove = true; + break; + } + } + } + + if (remove) { + _bundles.erase (i); + } + + i = tmp; + } +} + + /** PortGroupList constructor. - * @param session Session to get ports from. - * @param type Type of ports to offer (audio or MIDI) - * @param offer_inputs true to offer output ports, otherwise false. - * @param mask Mask of groups to make visible by default. */ +PortGroupList::PortGroupList () + : _signals_suspended (false), _pending_change (false), _pending_bundle_change ((Bundle::Change) 0) +{ + +} -PortGroupList::PortGroupList (ARDOUR::Session & session, ARDOUR::DataType type, bool offer_inputs, Mask mask) - : _session (session), _type (type), _offer_inputs (offer_inputs), - _buss (_("Bus"), "ardour:", mask & BUSS), - _track (_("Track"), "ardour:", mask & TRACK), - _system (_("System"), "system:", mask & SYSTEM), - _other (_("Other"), "", mask & OTHER) +PortGroupList::~PortGroupList() { - refresh (); + /* XXX need to clean up bundles, but ownership shared with PortGroups */ } -/** Find or re-find all our ports and set up our lists */ void -PortGroupList::refresh () +PortGroupList::maybe_add_processor_to_list ( + boost::weak_ptr wp, list >* route_ios, bool inputs, set >& used_io + ) +{ + boost::shared_ptr p (wp.lock()); + + if (!p) { + return; + } + + boost::shared_ptr iop = boost::dynamic_pointer_cast (p); + + if (iop) { + + boost::shared_ptr io = inputs ? iop->input() : iop->output(); + + if (io && used_io.find (io) == used_io.end()) { + route_ios->push_back (io); + used_io.insert (io); + } + } +} + +struct RouteIOs { + RouteIOs (boost::shared_ptr r, boost::shared_ptr i) { + route = r; + ios.push_back (i); + } + + boost::shared_ptr route; + /* it's ok to use a shared_ptr here as RouteIOs structs are only used during ::gather () */ + std::list > ios; +}; + +class RouteIOsComparator { +public: + bool operator() (RouteIOs const & a, RouteIOs const & b) { + return a.route->order_key (X_("editor")) < b.route->order_key (X_("editor")); + } +}; + +/** Gather ports from around the system and put them in this PortGroupList. + * @param type Type of ports to collect, or NIL for all types. + */ +void +PortGroupList::gather (ARDOUR::Session* session, ARDOUR::DataType type, bool inputs, bool allow_dups) { clear (); - - _buss.ports.clear (); - _track.ports.clear (); - _system.ports.clear (); - _other.ports.clear (); - - /* Find the ports provided by ardour; we can't derive their type just from their - names, so we'll have to be more devious. + + if (session == 0) { + return; + } + + boost::shared_ptr bus (new PortGroup (string_compose (_("%1 Busses"), PROGRAM_NAME))); + boost::shared_ptr track (new PortGroup (string_compose (_("%1 Tracks"), PROGRAM_NAME))); + boost::shared_ptr system (new PortGroup (_("Hardware"))); + boost::shared_ptr ardour (new PortGroup (string_compose (_("%1 Misc"), PROGRAM_NAME))); + boost::shared_ptr other (new PortGroup (_("Other"))); + + /* Find the IOs which have bundles for routes and their processors. We store + these IOs in a RouteIOs class so that we can then sort the results by route + order key. */ - boost::shared_ptr routes = _session.get_routes (); + boost::shared_ptr routes = session->get_routes (); + list route_ios; + + for (RouteList::const_iterator i = routes->begin(); i != routes->end(); ++i) { + + /* we never show the monitor bus inputs */ + + if (inputs && (*i)->is_monitor()) { + continue; + } + + /* keep track of IOs that we have taken bundles from, + so that we can avoid taking the same IO from both + Route::output() and the main_outs Delivery + */ + + set > used_io; + boost::shared_ptr io = inputs ? (*i)->input() : (*i)->output(); + used_io.insert (io); - for (ARDOUR::Session::RouteList::const_iterator i = routes->begin(); i != routes->end(); ++i) { + RouteIOs rb (*i, io); + (*i)->foreach_processor (boost::bind (&PortGroupList::maybe_add_processor_to_list, this, _1, &rb.ios, inputs, used_io)); - PortGroup* g = 0; + route_ios.push_back (rb); + } - if (_type == ARDOUR::DataType::AUDIO) { + /* Sort RouteIOs by the routes' editor order keys */ + route_ios.sort (RouteIOsComparator ()); - if (boost::dynamic_pointer_cast (*i)) { - g = &_track; - } else if (!boost::dynamic_pointer_cast(*i)) { - g = &_buss; - } + /* Now put the bundles that belong to these sorted RouteIOs into the PortGroup. + Note that if the RouteIO's bundles are multi-type, we may make new Bundles + with only the ports of one type. + */ + for (list::iterator i = route_ios.begin(); i != route_ios.end(); ++i) { + TimeAxisView* tv = PublicEditor::instance().axis_view_from_route (i->route); - } else if (_type == ARDOUR::DataType::MIDI) { + /* Work out which group to put these IOs' bundles in */ + boost::shared_ptr g; + if (boost::dynamic_pointer_cast (i->route)) { + g = track; + } else { + g = bus; + } - if (boost::dynamic_pointer_cast (*i)) { - g = &_track; + for (list >::iterator j = i->ios.begin(); j != i->ios.end(); ++j) { + if (tv) { + g->add_bundle ((*j)->bundle(), *j, tv->color ()); + } else { + g->add_bundle ((*j)->bundle(), *j); } + } + } + + /* Bundles owned by the session; add user bundles first, then normal ones, so + that UserBundles that offer the same ports as a normal bundle get priority + */ + + boost::shared_ptr b = session->bundles (); + + for (BundleList::iterator i = b->begin(); i != b->end(); ++i) { + if (boost::dynamic_pointer_cast (*i) && (*i)->ports_are_inputs() == inputs) { + system->add_bundle (*i, allow_dups); + } + } + + for (BundleList::iterator i = b->begin(); i != b->end(); ++i) { + if (boost::dynamic_pointer_cast (*i) == 0 && (*i)->ports_are_inputs() == inputs) { + system->add_bundle (*i, allow_dups); + } + } + + /* Ardour stuff */ - /* No MIDI busses yet */ - } - - if (g) { - ARDOUR::PortSet const & p = _offer_inputs ? ((*i)->inputs()) : ((*i)->outputs()); - for (uint32_t j = 0; j < p.num_ports(); ++j) { - g->add (p.port(j)->name ()); + if (!inputs) { + ardour->add_bundle (session->the_auditioner()->output()->bundle()); + ardour->add_bundle (session->click_io()->bundle()); + } + + /* Ardour's surfaces */ + + ControlProtocolManager& m = ControlProtocolManager::instance (); + for (list::iterator i = m.control_protocol_info.begin(); i != m.control_protocol_info.end(); ++i) { + if ((*i)->protocol) { + list > b = (*i)->protocol->bundles (); + for (list >::iterator j = b.begin(); j != b.end(); ++j) { + if ((*j)->ports_are_inputs() == inputs) { + ardour->add_bundle (*j); + } } + } + } - std::sort (g->ports.begin(), g->ports.end()); + /* Ardour's sync ports */ + + MIDI::Manager* midi_manager = MIDI::Manager::instance (); + if (midi_manager && (type == DataType::MIDI || type == DataType::NIL)) { + boost::shared_ptr sync (new Bundle (_("Sync"), inputs)); + MIDI::MachineControl* mmc = midi_manager->mmc (); + AudioEngine& ae = session->engine (); + if (inputs) { + sync->add_channel ( + _("MTC in"), DataType::MIDI, ae.make_port_name_non_relative (midi_manager->mtc_input_port()->name()) + ); + sync->add_channel ( + _("MIDI control in"), DataType::MIDI, ae.make_port_name_non_relative (midi_manager->midi_input_port()->name()) + ); + sync->add_channel ( + _("MIDI clock in"), DataType::MIDI, ae.make_port_name_non_relative (midi_manager->midi_clock_input_port()->name()) + ); + sync->add_channel ( + _("MMC in"), DataType::MIDI, ae.make_port_name_non_relative (mmc->input_port()->name()) + ); + } else { + sync->add_channel ( + _("MTC out"), DataType::MIDI, ae.make_port_name_non_relative (midi_manager->mtc_output_port()->name()) + ); + sync->add_channel ( + _("MIDI control out"), DataType::MIDI, ae.make_port_name_non_relative (midi_manager->midi_output_port()->name()) + ); + sync->add_channel ( + _("MIDI clock out"), DataType::MIDI, ae.make_port_name_non_relative (midi_manager->midi_clock_output_port()->name()) + ); + sync->add_channel ( + _("MMC out"), DataType::MIDI, ae.make_port_name_non_relative (mmc->output_port()->name()) + ); } + + ardour->add_bundle (sync); } - - /* XXX: inserts, sends, plugin inserts? */ - - /* Now we need to find the non-ardour ports; we do this by first - finding all the ports that we can connect to. - */ - const char **ports = _session.engine().get_ports ("", _type.to_jack_type(), _offer_inputs ? - JackPortIsInput : JackPortIsOutput); - if (ports) { + /* Now find all other ports that we haven't thought of yet */ - int n = 0; - string client_matching_string; + std::vector extra_system[DataType::num_types]; + std::vector extra_other[DataType::num_types]; + + string lpn (PROGRAM_NAME); + boost::to_lower (lpn); + string lpnc = lpn; + lpnc += ':'; + + const char ** ports = 0; + if (type == DataType::NIL) { + ports = session->engine().get_ports ("", "", inputs ? JackPortIsInput : JackPortIsOutput); + } else { + ports = session->engine().get_ports ("", type.to_jack_type(), inputs ? JackPortIsInput : JackPortIsOutput); + } + + if (ports) { - client_matching_string = _session.engine().client_name(); - client_matching_string += ':'; + int n = 0; while (ports[n]) { + std::string const p = ports[n]; - if (p.substr(0, strlen ("system:")) == "system:") { - /* system: prefix */ - _system.add (p); - } else { - if (p.substr(0, client_matching_string.length()) != client_matching_string) { - /* other (non-ardour) prefix */ - _other.add (p); + if (!system->has_port(p) && + !bus->has_port(p) && + !track->has_port(p) && + !ardour->has_port(p) && + !other->has_port(p)) { + + /* special hack: ignore MIDI ports labelled Midi-Through. these + are basically useless and mess things up for default + connections. + */ + + if (p.find ("Midi-Through") != string::npos) { + ++n; + continue; + } + + /* special hack: ignore our monitor inputs (which show up here because + we excluded them earlier. + */ + + string lp = p; + boost::to_lower (lp); + + if ((lp.find (N_(":monitor")) != string::npos) && + (lp.find (lpn) != string::npos)) { + ++n; + continue; + } + + /* can't use the audio engine for this as we are looking at non-Ardour ports */ + + jack_port_t* jp = jack_port_by_name (session->engine().jack(), p.c_str()); + if (jp) { + DataType t (jack_port_type (jp)); + if (t != DataType::NIL) { + if (port_has_prefix (p, N_("system:")) || + port_has_prefix (p, N_("alsa_pcm")) || + port_has_prefix (p, lpnc)) { + extra_system[t].push_back (p); + } else { + extra_other[t].push_back (p); + } + } } } @@ -192,56 +550,225 @@ PortGroupList::refresh () free (ports); } - push_back (&_system); - push_back (&_buss); - push_back (&_track); - push_back (&_other); + for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) { + if (!extra_system[*i].empty()) { + boost::shared_ptr b = make_bundle_from_ports (extra_system[*i], *i, inputs); + system->add_bundle (b); + } + } + + for (DataType::iterator i = DataType::begin(); i != DataType::end(); ++i) { + if (!extra_other[*i].empty()) { + boost::shared_ptr b = make_bundle_from_ports (extra_other[*i], *i, inputs); + other->add_bundle (b); + } + } + + if (!allow_dups) { + system->remove_duplicates (); + } + + add_group_if_not_empty (other); + if (type != DataType::MIDI) { + add_group_if_not_empty (bus); + } + add_group_if_not_empty (track); + add_group_if_not_empty (ardour); + add_group_if_not_empty (system); + + emit_changed (); } -int -PortGroupList::n_visible_ports () const +boost::shared_ptr +PortGroupList::make_bundle_from_ports (std::vector const & p, ARDOUR::DataType type, bool inputs) const { - int n = 0; - - for (const_iterator i = begin(); i != end(); ++i) { - if ((*i)->visible) { - n += (*i)->ports.size(); - } + boost::shared_ptr b (new Bundle ("", inputs)); + + std::string const pre = common_prefix (p); + if (!pre.empty()) { + b->set_name (pre.substr (0, pre.length() - 1)); } - return n; + for (uint32_t j = 0; j < p.size(); ++j) { + b->add_channel (p[j].substr (pre.length()), type); + b->set_port (j, p[j]); + } + + return b; +} + +bool +PortGroupList::port_has_prefix (const std::string& n, const std::string& p) const +{ + return n.substr (0, p.length()) == p; } std::string -PortGroupList::get_port_by_index (int n, bool with_prefix) const +PortGroupList::common_prefix_before (std::vector const & p, std::string const & s) const { - /* XXX: slightly inefficient algorithm */ + /* we must have some strings and the first must contain the separator string */ + if (p.empty() || p[0].find_first_of (s) == std::string::npos) { + return ""; + } - for (const_iterator i = begin(); i != end(); ++i) { - for (std::vector::const_iterator j = (*i)->ports.begin(); j != (*i)->ports.end(); ++j) { - if (n == 0) { - if (with_prefix) { - return (*i)->prefix + *j; - } else { - return *j; - } - } - --n; + /* prefix of the first string */ + std::string const fp = p[0].substr (0, p[0].find_first_of (s) + 1); + + /* see if the other strings also start with fp */ + uint32_t j = 1; + while (j < p.size()) { + if (p[j].substr (0, fp.length()) != fp) { + break; } + ++j; + } + + if (j != p.size()) { + return ""; + } + + return fp; +} + + +std::string +PortGroupList::common_prefix (std::vector const & p) const +{ + /* common prefix before '/' ? */ + std::string cp = common_prefix_before (p, "/"); + if (!cp.empty()) { + return cp; + } + + cp = common_prefix_before (p, ":"); + if (!cp.empty()) { + return cp; } return ""; } void -PortGroupList::set_type (ARDOUR::DataType t) +PortGroupList::clear () +{ + _groups.clear (); + _bundle_changed_connections.drop_connections (); + emit_changed (); +} + + +PortGroup::BundleList const & +PortGroupList::bundles () const +{ + _bundles.clear (); + + for (PortGroupList::List::const_iterator i = begin (); i != end (); ++i) { + std::copy ((*i)->bundles().begin(), (*i)->bundles().end(), std::back_inserter (_bundles)); + } + + return _bundles; +} + +ChanCount +PortGroupList::total_channels () const +{ + ChanCount n; + + for (PortGroupList::List::const_iterator i = begin(); i != end(); ++i) { + n += (*i)->total_channels (); + } + + return n; +} + +void +PortGroupList::add_group_if_not_empty (boost::shared_ptr g) +{ + if (!g->bundles().empty ()) { + add_group (g); + } +} + +void +PortGroupList::add_group (boost::shared_ptr g) +{ + _groups.push_back (g); + + g->Changed.connect (_changed_connections, invalidator (*this), boost::bind (&PortGroupList::emit_changed, this), gui_context()); + g->BundleChanged.connect (_bundle_changed_connections, invalidator (*this), ui_bind (&PortGroupList::emit_bundle_changed, this, _1), gui_context()); + + emit_changed (); +} + +void +PortGroupList::remove_bundle (boost::shared_ptr b) +{ + for (List::iterator i = _groups.begin(); i != _groups.end(); ++i) { + (*i)->remove_bundle (b); + } + + emit_changed (); +} + +void +PortGroupList::emit_changed () { - _type = t; + if (_signals_suspended) { + _pending_change = true; + } else { + Changed (); + } } void -PortGroupList::set_offer_inputs (bool i) +PortGroupList::emit_bundle_changed (Bundle::Change c) +{ + if (_signals_suspended) { + _pending_bundle_change = c; + } else { + BundleChanged (c); + } +} +void +PortGroupList::suspend_signals () +{ + _signals_suspended = true; +} + +void +PortGroupList::resume_signals () +{ + if (_pending_change) { + Changed (); + _pending_change = false; + } + + if (_pending_bundle_change != 0) { + BundleChanged (_pending_bundle_change); + _pending_bundle_change = (ARDOUR::Bundle::Change) 0; + } + + _signals_suspended = false; +} + +boost::shared_ptr +PortGroupList::io_from_bundle (boost::shared_ptr b) const +{ + List::const_iterator i = _groups.begin (); + while (i != _groups.end()) { + boost::shared_ptr io = (*i)->io_from_bundle (b); + if (io) { + return io; + } + ++i; + } + + return boost::shared_ptr (); +} + +bool +PortGroupList::empty () const { - _offer_inputs = i; + return _groups.empty (); }