X-Git-Url: https://main.carlh.net/gitweb/?a=blobdiff_plain;f=gtk2_ardour%2Fselection.cc;h=feb7b3b1a578b7680f13b05f3ad35a25a59690a0;hb=3c99ab0fb9da161bbce2ce6f02fb0607b1a2d2bb;hp=d1b712e3d76fb6c133b5a0b2cc499d3c3790526a;hpb=b39c30dbd16d982529396d5a096382f88b3b6a38;p=ardour.git diff --git a/gtk2_ardour/selection.cc b/gtk2_ardour/selection.cc index d1b712e3d7..feb7b3b1a5 100644 --- a/gtk2_ardour/selection.cc +++ b/gtk2_ardour/selection.cc @@ -26,8 +26,13 @@ #include "ardour/playlist.h" #include "ardour/rc_configuration.h" +#include "control_protocol/control_protocol.h" + +#include "audio_region_view.h" +#include "debug.h" #include "gui_thread.h" #include "midi_cut_buffer.h" +#include "region_gain_line.h" #include "region_view.h" #include "selection.h" #include "selection_templates.h" @@ -43,9 +48,9 @@ using namespace ARDOUR; using namespace PBD; struct AudioRangeComparator { - bool operator()(AudioRange a, AudioRange b) { - return a.start < b.start; - } + bool operator()(AudioRange a, AudioRange b) { + return a.start < b.start; + } }; Selection::Selection (const PublicEditor* e) @@ -61,8 +66,8 @@ Selection::Selection (const PublicEditor* e) void (Selection::*track_remove)(TimeAxisView*) = &Selection::remove; TimeAxisView::CatchDeletion.connect (*this, MISSING_INVALIDATOR, boost::bind (track_remove, this, _1), gui_context()); - void (Selection::*marker_remove)(Marker*) = &Selection::remove; - Marker::CatchDeletion.connect (*this, MISSING_INVALIDATOR, boost::bind (marker_remove, this, _1), gui_context()); + void (Selection::*marker_remove)(ArdourMarker*) = &Selection::remove; + ArdourMarker::CatchDeletion.connect (*this, MISSING_INVALIDATOR, boost::bind (marker_remove, this, _1), gui_context()); void (Selection::*point_remove)(ControlPoint*) = &Selection::remove; ControlPoint::CatchDeletion.connect (*this, MISSING_INVALIDATOR, boost::bind (point_remove, this, _1), gui_context()); @@ -109,39 +114,41 @@ Selection::clear () clear_midi_notes (); clear_midi_regions (); clear_markers (); + pending_midi_note_selection.clear(); } void -Selection::clear_objects () +Selection::clear_objects (bool with_signal) { - clear_regions (); - clear_points (); - clear_lines(); - clear_playlists (); - clear_midi_notes (); - clear_midi_regions (); + clear_regions (with_signal); + clear_points (with_signal); + clear_lines(with_signal); + clear_playlists (with_signal); + clear_midi_notes (with_signal); + clear_midi_regions (with_signal); } void -Selection::clear_tracks () +Selection::clear_tracks (bool with_signal) { if (!tracks.empty()) { for (TrackViewList::iterator x = tracks.begin(); x != tracks.end(); ++x) { (*x)->set_selected (false); } tracks.clear (); - if (!_no_tracks_changed) { + if (!_no_tracks_changed && with_signal) { TracksChanged(); } } } void -Selection::clear_time () +Selection::clear_time (bool with_signal) { time.clear(); - - TimeChanged (); + if (with_signal) { + TimeChanged (); + } } void @@ -155,37 +162,56 @@ Selection::dump_region_layers() void -Selection::clear_regions () +Selection::clear_regions (bool with_signal) { if (!regions.empty()) { regions.clear_all (); - RegionsChanged(); + if (with_signal) { + RegionsChanged(); + } } } void -Selection::clear_midi_notes () +Selection::clear_midi_notes (bool with_signal) { if (!midi_notes.empty()) { for (MidiNoteSelection::iterator x = midi_notes.begin(); x != midi_notes.end(); ++x) { delete *x; } midi_notes.clear (); - MidiNotesChanged (); + if (with_signal) { + MidiNotesChanged (); + } + } + + // clear note selections for MRV's that have note selections + // this will cause the MRV to be removed from the list + for (MidiRegionSelection::iterator i = midi_regions.begin(); + i != midi_regions.end();) { + MidiRegionSelection::iterator tmp = i; + ++tmp; + MidiRegionView* mrv = dynamic_cast(*i); + if (mrv) { + mrv->clear_selection(); + } + i = tmp; } } void -Selection::clear_midi_regions () +Selection::clear_midi_regions (bool with_signal) { if (!midi_regions.empty()) { midi_regions.clear (); - MidiRegionsChanged (); + if (with_signal) { + MidiRegionsChanged (); + } } } void -Selection::clear_playlists () +Selection::clear_playlists (bool with_signal) { /* Selections own their playlists */ @@ -197,25 +223,31 @@ Selection::clear_playlists () if (!playlists.empty()) { playlists.clear (); - PlaylistsChanged(); + if (with_signal) { + PlaylistsChanged(); + } } } void -Selection::clear_lines () +Selection::clear_lines (bool with_signal) { if (!lines.empty()) { lines.clear (); - LinesChanged(); + if (with_signal) { + LinesChanged(); + } } } void -Selection::clear_markers () +Selection::clear_markers (bool with_signal) { if (!markers.empty()) { markers.clear (); - MarkersChanged(); + if (with_signal) { + MarkersChanged(); + } } } @@ -224,7 +256,7 @@ Selection::toggle (boost::shared_ptr pl) { clear_time(); //enforce object/range exclusivity clear_tracks(); //enforce object/track exclusivity - + PlaylistSelection::iterator i; if ((i = find (playlists.begin(), playlists.end(), pl)) == playlists.end()) { @@ -296,7 +328,7 @@ Selection::toggle (RegionView* r) { clear_time(); //enforce object/range exclusivity clear_tracks(); //enforce object/track exclusivity - + RegionSelection::iterator i; if ((i = find (regions.begin(), regions.end(), r)) == regions.end()) { @@ -367,7 +399,7 @@ Selection::add (boost::shared_ptr pl) { clear_time(); //enforce object/range exclusivity clear_tracks(); //enforce object/track exclusivity - + if (find (playlists.begin(), playlists.end(), pl) == playlists.end()) { pl->use (); playlists.push_back(pl); @@ -380,7 +412,7 @@ Selection::add (const list >& pllist) { clear_time(); //enforce object/range exclusivity clear_tracks(); //enforce object/track exclusivity - + bool changed = false; for (list >::const_iterator i = pllist.begin(); i != pllist.end(); ++i) { @@ -399,6 +431,8 @@ Selection::add (const list >& pllist) void Selection::add (const TrackViewList& track_list) { + clear_objects(); //enforce object/range exclusivity + TrackViewList added = tracks.add (track_list); if (!added.empty()) { @@ -414,6 +448,8 @@ Selection::add (const TrackViewList& track_list) void Selection::add (TimeAxisView* track) { + clear_objects(); //enforce object/range exclusivity + TrackViewList tr; track->set_selected (true); tr.push_back (track); @@ -498,15 +534,17 @@ Selection::add (RegionView* r) if (find (regions.begin(), regions.end(), r) == regions.end()) { bool changed = regions.add (r); - if (changed) { - RegionsChanged (); - } + if (changed) { + RegionsChanged (); + } } } void Selection::add (MidiRegionView* mrv) { + DEBUG_TRACE(DEBUG::Selection, string_compose("Selection::add MRV %1\n", mrv)); + clear_time(); //enforce object/range exclusivity clear_tracks(); //enforce object/track exclusivity @@ -554,7 +592,7 @@ void Selection::replace (uint32_t sid, framepos_t start, framepos_t end) { clear_objects(); //enforce object/range exclusivity - + for (list::iterator i = time.begin(); i != time.end(); ++i) { if ((*i).id == sid) { time.erase (i); @@ -584,10 +622,14 @@ Selection::add (boost::shared_ptr cl) warning << "Programming error: Selected list is not an ARDOUR::AutomationList" << endmsg; return; } - if (find (lines.begin(), lines.end(), al) == lines.end()) { - lines.push_back (al); - LinesChanged(); - } + + /* The original may change so we must store a copy (not a pointer) here. + * e.g AutomationLine rewrites the list with gain mapping. + * the downside is that we can't perfom duplicate checks. + * This code was changed in response to #6842 + */ + lines.push_back (boost::shared_ptr (new ARDOUR::AutomationList(*al))); + LinesChanged(); } void @@ -597,6 +639,7 @@ Selection::remove (TimeAxisView* track) if ((i = find (tracks.begin(), tracks.end(), track)) != tracks.end()) { track->set_selected (false); tracks.erase (i); + if (!_no_tracks_changed) { TracksChanged(); } @@ -708,6 +751,8 @@ Selection::remove (RegionView* r) void Selection::remove (MidiRegionView* mrv) { + DEBUG_TRACE(DEBUG::Selection, string_compose("Selection::remove MRV %1\n", mrv)); + MidiRegionSelection::iterator x; if ((x = find (midi_regions.begin(), midi_regions.end(), mrv)) != midi_regions.end()) { @@ -716,7 +761,6 @@ Selection::remove (MidiRegionView* mrv) } } - void Selection::remove (uint32_t selection_id) { @@ -752,8 +796,8 @@ Selection::remove (boost::shared_ptr ac) void Selection::set (TimeAxisView* track) { - clear_objects(); //enforce object/range exclusivity - clear_tracks (); + clear_objects (); //enforce object/range exclusivity + clear_tracks (false); add (track); } @@ -761,7 +805,7 @@ void Selection::set (const TrackViewList& track_list) { clear_objects(); //enforce object/range exclusivity - clear_tracks (); + clear_tracks (false); add (track_list); } @@ -836,7 +880,6 @@ long Selection::set (framepos_t start, framepos_t end) { clear_objects(); //enforce region/object exclusivity - clear_tracks(); //enforce object/track exclusivity clear_time(); if ((start == 0 && end == 0) || end < start) { @@ -898,12 +941,12 @@ Selection::set (boost::shared_ptr ac) clear_time(); //enforce region/object exclusivity clear_tracks(); //enforce object/track exclusivity clear_objects(); - + add (ac); } bool -Selection::selected (Marker* m) +Selection::selected (ArdourMarker* m) { return find (markers.begin(), markers.end(), m) != markers.end(); } @@ -911,7 +954,7 @@ Selection::selected (Marker* m) bool Selection::selected (TimeAxisView* tv) { - return tv->get_selected (); + return tv->selected (); } bool @@ -948,7 +991,7 @@ Selection::empty (bool internal_selection) as a cut buffer. */ - return object_level_empty && midi_notes.empty(); + return object_level_empty && midi_notes.empty() && points.empty(); } void @@ -957,7 +1000,7 @@ Selection::toggle (ControlPoint* cp) clear_time(); //enforce region/object exclusivity clear_tracks(); //enforce object/track exclusivity - cp->set_selected (!cp->get_selected ()); + cp->set_selected (!cp->selected ()); PointSelection::iterator i = find (points.begin(), points.end(), cp); if (i == points.end()) { points.push_back (cp); @@ -984,7 +1027,7 @@ Selection::toggle (list const & selectables) { clear_time(); //enforce region/object exclusivity clear_tracks(); //enforce object/track exclusivity - + RegionView* rv; ControlPoint* cp; vector rvs; @@ -999,7 +1042,7 @@ Selection::toggle (list const & selectables) fatal << _("programming error: ") << X_("unknown selectable type passed to Selection::toggle()") << endmsg; - /*NOTREACHED*/ + abort(); /*NOTREACHED*/ } } @@ -1053,7 +1096,7 @@ Selection::add (list const & selectables) fatal << _("programming error: ") << X_("unknown selectable type passed to Selection::add()") << endmsg; - /*NOTREACHED*/ + abort(); /*NOTREACHED*/ } } @@ -1067,11 +1110,13 @@ Selection::add (list const & selectables) } void -Selection::clear_points () +Selection::clear_points (bool with_signal) { if (!points.empty()) { points.clear (); - PointsChanged (); + if (with_signal) { + PointsChanged (); + } } } @@ -1105,7 +1150,7 @@ Selection::set (ControlPoint* cp) clear_time (); //enforce region/object exclusivity clear_tracks(); //enforce object/track exclusivity - if (cp->get_selected()) { + if (cp->selected () && points.size () == 1) { return; } @@ -1118,7 +1163,7 @@ Selection::set (ControlPoint* cp) } void -Selection::set (Marker* m) +Selection::set (ArdourMarker* m) { clear_time (); //enforce region/object exclusivity clear_tracks(); //enforce object/track exclusivity @@ -1128,7 +1173,7 @@ Selection::set (Marker* m) } void -Selection::toggle (Marker* m) +Selection::toggle (ArdourMarker* m) { MarkerSelection::iterator i; @@ -1140,7 +1185,7 @@ Selection::toggle (Marker* m) } void -Selection::remove (Marker* m) +Selection::remove (ArdourMarker* m) { MarkerSelection::iterator i; @@ -1151,7 +1196,7 @@ Selection::remove (Marker* m) } void -Selection::add (Marker* m) +Selection::add (ArdourMarker* m) { clear_time (); //enforce region/object exclusivity clear_tracks(); //enforce object/track exclusivity @@ -1163,7 +1208,7 @@ Selection::add (Marker* m) } void -Selection::add (const list& m) +Selection::add (const list& m) { clear_time (); //enforce region/object exclusivity clear_tracks(); //enforce object/track exclusivity @@ -1171,7 +1216,7 @@ Selection::add (const list& m) markers.insert (markers.end(), m.begin(), m.end()); markers.sort (); markers.unique (); - + MarkersChanged (); } @@ -1203,6 +1248,7 @@ Selection::get_state () const so that re-opening plugin windows for editor mixer strips works */ + char buf[32]; XMLNode* node = new XMLNode (X_("Selection")); for (TrackSelection::const_iterator i = tracks.begin(); i != tracks.end(); ++i) { @@ -1218,6 +1264,79 @@ Selection::get_state () const } } + for (RegionSelection::const_iterator i = regions.begin(); i != regions.end(); ++i) { + XMLNode* r = node->add_child (X_("Region")); + r->add_property (X_("id"), atoi ((*i)->region ()->id ().to_s ().c_str())); + } + + /* midi region views have thir own internal selection. */ + XMLNode* n = NULL; + list > > > > rid_notes; + editor->get_per_region_note_selection (rid_notes); + if (!rid_notes.empty()) { + n = node->add_child (X_("MIDINote")); + } + list > > > >::iterator rn_it; + for (rn_it = rid_notes.begin(); rn_it != rid_notes.end(); ++rn_it) { + assert(n); // hint for clang static analysis + n->add_property (X_("region_id"), atoi((*rn_it).first.to_s().c_str())); + + for (std::set > >::iterator i = (*rn_it).second.begin(); i != (*rn_it).second.end(); ++i) { + XMLNode* nc = n->add_child(X_("note")); + snprintf(buf, sizeof(buf), "%d", (*i)->channel()); + nc->add_property(X_("channel"), string(buf)); + + snprintf(buf, sizeof(buf), "%f", (*i)->time().to_double()); + nc->add_property(X_("time"), string(buf)); + + snprintf(buf, sizeof(buf), "%d", (*i)->note()); + nc->add_property(X_("note"), string(buf)); + + snprintf(buf, sizeof(buf), "%f", (*i)->length().to_double()); + nc->add_property(X_("length"), string(buf)); + + snprintf(buf, sizeof(buf), "%d", (*i)->velocity()); + nc->add_property(X_("velocity"), string(buf)); + + snprintf(buf, sizeof(buf), "%d", (*i)->off_velocity()); + nc->add_property(X_("off-velocity"), string(buf)); + } + } + + for (PointSelection::const_iterator i = points.begin(); i != points.end(); ++i) { + AutomationTimeAxisView* atv = dynamic_cast (&(*i)->line().trackview); + if (atv) { + + XMLNode* r = node->add_child (X_("ControlPoint")); + r->add_property (X_("type"), "track"); + r->add_property (X_("route-id"), atoi (atv->parent_route()->id ().to_s ().c_str())); + r->add_property (X_("automation-list-id"), atoi ((*i)->line().the_list()->id ().to_s ().c_str())); + r->add_property (X_("parameter"), EventTypeMap::instance().to_symbol ((*i)->line().the_list()->parameter ())); + + snprintf(buf, sizeof(buf), "%d", (*i)->view_index()); + r->add_property (X_("view-index"), string(buf)); + continue; + } + + AudioRegionGainLine* argl = dynamic_cast (&(*i)->line()); + if (argl) { + XMLNode* r = node->add_child (X_("ControlPoint")); + r->add_property (X_("type"), "region"); + r->add_property (X_("region-id"), atoi (argl->region_view ().region ()->id ().to_s ().c_str())); + snprintf(buf, sizeof(buf), "%d", (*i)->view_index()); + r->add_property (X_("view-index"), string(buf)); + } + + } + + for (TimeSelection::const_iterator i = time.begin(); i != time.end(); ++i) { + XMLNode* t = node->add_child (X_("AudioRange")); + snprintf(buf, sizeof(buf), "%" PRId64, (*i).start); + t->add_property (X_("start"), string(buf)); + snprintf(buf, sizeof(buf), "%" PRId64, (*i).end); + t->add_property (X_("end"), string(buf)); + } + for (MarkerSelection::const_iterator i = markers.begin(); i != markers.end(); ++i) { XMLNode* t = node->add_child (X_("Marker")); @@ -1238,11 +1357,18 @@ Selection::set_state (XMLNode const & node, int) return -1; } + clear_regions (); + clear_midi_notes (); + clear_points (); + clear_time (); + clear_tracks (); + clear_markers (); + XMLNodeList children = node.children (); for (XMLNodeList::const_iterator i = children.begin(); i != children.end(); ++i) { if ((*i)->name() == X_("RouteView")) { - XMLProperty* prop_id = (*i)->property (X_("id")); + XMLProperty const * prop_id = (*i)->property (X_("id")); assert (prop_id); PBD::ID id (prop_id->value ()); RouteTimeAxisView* rtv = editor->get_route_view_by_route_id (id); @@ -1250,10 +1376,163 @@ Selection::set_state (XMLNode const & node, int) add (rtv); } + } else if ((*i)->name() == X_("Region")) { + XMLProperty const * prop_id = (*i)->property (X_("id")); + assert (prop_id); + PBD::ID id (prop_id->value ()); + + RegionSelection rs; + editor->get_regionviews_by_id (id, rs); + + if (!rs.empty ()) { + add (rs); + } else { + /* + regionviews haven't been constructed - stash the region IDs + so we can identify them in Editor::region_view_added () + */ + regions.pending.push_back (id); + } + + } else if ((*i)->name() == X_("MIDINote")) { + XMLProperty const * prop_region_id = (*i)->property (X_("region-id")); + + assert (prop_region_id); + + PBD::ID const id (prop_region_id->value ()); + RegionSelection rs; + + editor->get_regionviews_by_id (id, rs); // there could be more than one + + std::list > > notes; + XMLNodeList children = (*i)->children (); + + for (XMLNodeList::const_iterator ci = children.begin(); ci != children.end(); ++ci) { + XMLProperty const * prop_channel = (*ci)->property (X_("channel")); + XMLProperty const * prop_time = (*ci)->property (X_("time")); + XMLProperty const * prop_note = (*ci)->property (X_("note")); + XMLProperty const * prop_length = (*ci)->property (X_("length")); + XMLProperty const * prop_velocity = (*ci)->property (X_("velocity")); + XMLProperty const * prop_off_velocity = (*ci)->property (X_("off-velocity")); + + assert (prop_channel); + assert (prop_time); + assert (prop_note); + assert (prop_length); + assert (prop_velocity); + assert (prop_off_velocity); + + uint8_t channel = atoi(prop_channel->value()); + Evoral::Beats time (atof(prop_time->value())); + Evoral::Beats length (atof(prop_length->value())); + uint8_t note = atoi(prop_note->value()); + uint8_t velocity = atoi(prop_velocity->value()); + uint8_t off_velocity = atoi(prop_off_velocity->value()); + boost::shared_ptr > the_note + (new Evoral::Note (channel, time, length, note, velocity)); + the_note->set_off_velocity (off_velocity); + + notes.push_back (the_note); + } + + for (RegionSelection::iterator rsi = rs.begin(); rsi != rs.end(); ++rsi) { + MidiRegionView* mrv = dynamic_cast (*rsi); + if (mrv) { + mrv->select_notes(notes); + } + } + + if (rs.empty()) { + /* regionviews containing these notes don't yet exist on the canvas.*/ + pending_midi_note_selection.push_back (make_pair (id, notes)); + } + + } else if ((*i)->name() == X_("ControlPoint")) { + XMLProperty const * prop_type = (*i)->property (X_("type")); + + assert(prop_type); + + if (prop_type->value () == "track") { + + XMLProperty const * prop_route_id = (*i)->property (X_("route-id")); + XMLProperty const * prop_alist_id = (*i)->property (X_("automation-list-id")); + XMLProperty const * prop_parameter = (*i)->property (X_("parameter")); + XMLProperty const * prop_view_index = (*i)->property (X_("view-index")); + + assert (prop_route_id); + assert (prop_alist_id); + assert (prop_parameter); + assert (prop_view_index); + + PBD::ID route_id (prop_route_id->value ()); + RouteTimeAxisView* rtv = editor->get_route_view_by_route_id (route_id); + vector cps; + + if (rtv) { + boost::shared_ptr atv = rtv->automation_child (EventTypeMap::instance().from_symbol (prop_parameter->value ())); + if (atv) { + list > lines = atv->lines(); + for (list > ::iterator li = lines.begin(); li != lines.end(); ++li) { + if ((*li)->the_list()->id() == prop_alist_id->value()) { + ControlPoint* cp = (*li)->nth(atol(prop_view_index->value().c_str())); + if (cp) { + cps.push_back (cp); + cp->show(); + } + } + } + } + } + if (!cps.empty()) { + add (cps); + } + } else if (prop_type->value () == "region") { + XMLProperty const * prop_region_id = (*i)->property (X_("region-id")); + XMLProperty const * prop_view_index = (*i)->property (X_("view-index")); + + if (!prop_region_id || !prop_view_index) { + continue; + } + + PBD::ID region_id (prop_region_id->value ()); + RegionSelection rs; + editor->get_regionviews_by_id (region_id, rs); + + if (!rs.empty ()) { + vector cps; + for (RegionSelection::iterator rsi = rs.begin(); rsi != rs.end(); ++rsi) { + AudioRegionView* arv = dynamic_cast (*rsi); + if (arv) { + boost::shared_ptr gl = arv->get_gain_line (); + ControlPoint* cp = gl->nth(atol(prop_view_index->value().c_str())); + if (cp) { + cps.push_back (cp); + cp->show(); + } + } + } + if (!cps.empty()) { + add (cps); + } + } + } + + } else if ((*i)->name() == X_("AudioRange")) { + XMLProperty const * prop_start = (*i)->property (X_("start")); + XMLProperty const * prop_end = (*i)->property (X_("end")); + + assert (prop_start); + assert (prop_end); + + framepos_t s (atol (prop_start->value ().c_str())); + framepos_t e (atol (prop_end->value ().c_str())); + + set_preserving_all_ranges (s, e); + } else if ((*i)->name() == X_("AutomationView")) { - XMLProperty* prop_id = (*i)->property (X_("id")); - XMLProperty* prop_parameter = (*i)->property (X_("parameter")); + XMLProperty const * prop_id = (*i)->property (X_("id")); + XMLProperty const * prop_parameter = (*i)->property (X_("parameter")); assert (prop_id); assert (prop_parameter); @@ -1262,7 +1541,7 @@ Selection::set_state (XMLNode const & node, int) RouteTimeAxisView* rtv = editor->get_route_view_by_route_id (id); if (rtv) { - boost::shared_ptr atv = rtv->automation_child (EventTypeMap::instance().new_parameter (prop_parameter->value ())); + boost::shared_ptr atv = rtv->automation_child (EventTypeMap::instance().from_symbol (prop_parameter->value ())); /* the automation could be for an entity that was never saved in the session file. Don't freak out if we can't find @@ -1276,19 +1555,19 @@ Selection::set_state (XMLNode const & node, int) } else if ((*i)->name() == X_("Marker")) { - XMLProperty* prop_id = (*i)->property (X_("id")); - XMLProperty* prop_start = (*i)->property (X_("start")); + XMLProperty const * prop_id = (*i)->property (X_("id")); + XMLProperty const * prop_start = (*i)->property (X_("start")); assert (prop_id); assert (prop_start); PBD::ID id (prop_id->value ()); - Marker* m = editor->find_marker_from_location_id (id, string_is_affirmative (prop_start->value ())); + ArdourMarker* m = editor->find_marker_from_location_id (id, string_is_affirmative (prop_start->value ())); if (m) { add (m); } - + } - + } return 0;