2 Copyright (C) 2000-2007 Paul Davis
4 This program is free software; you can redistribute it and/or modify
5 it under the terms of the GNU General Public License as published by
6 the Free Software Foundation; either version 2 of the License, or
7 (at your option) any later version.
9 This program is distributed in the hope that it will be useful,
10 but WITHOUT ANY WARRANTY; without even the implied warranty of
11 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 GNU General Public License for more details.
14 You should have received a copy of the GNU General Public License
15 along with this program; if not, write to the Free Software
16 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 #include "ardour/session.h"
21 #include "ardour/route.h"
22 #include "pbd/memento_command.h"
23 #include "ardour/diskstream.h"
24 #include "ardour/playlist.h"
25 #include "ardour/audioplaylist.h"
26 #include "ardour/audio_track.h"
27 #include "ardour/midi_playlist.h"
28 #include "ardour/midi_track.h"
29 #include "ardour/tempo.h"
30 #include "ardour/audiosource.h"
31 #include "ardour/audioregion.h"
32 #include "ardour/midi_source.h"
33 #include "ardour/midi_region.h"
34 #include "ardour/session_playlists.h"
35 #include "pbd/error.h"
37 #include "pbd/statefuldestructible.h"
38 #include "pbd/failed_constructor.h"
39 #include "pbd/stateful_diff_command.h"
40 #include "evoral/Curve.hpp"
43 using namespace ARDOUR;
47 void Session::register_with_memento_command_factory(PBD::ID id, PBD::StatefulDestructible *ptr)
53 Session::memento_command_factory(XMLNode *n)
56 XMLNode *before = 0, *after = 0;
60 id = PBD::ID(n->property("obj-id")->value());
62 /* get before/after */
64 if (n->name() == "MementoCommand") {
65 before = new XMLNode(*n->children().front());
66 after = new XMLNode(*n->children().back());
68 } else if (n->name() == "MementoUndoCommand") {
69 before = new XMLNode(*n->children().front());
71 } else if (n->name() == "MementoRedoCommand") {
72 after = new XMLNode(*n->children().front());
74 } else if (n->name() == "PlaylistCommand") {
75 before = new XMLNode(*n->children().front());
76 after = new XMLNode(*n->children().back());
81 error << _("Tried to reconstitute a MementoCommand with no contents, failing. id=") << id.to_s() << endmsg;
86 string obj_T = n->property ("type-name")->value();
88 if (obj_T == typeid (AudioRegion).name() || obj_T == typeid (MidiRegion).name() || obj_T == typeid (Region).name()) {
89 if (regions.count(id)) {
90 return new MementoCommand<Region>(*regions[id], before, after);
93 } else if (obj_T == typeid (AudioSource).name() || obj_T == typeid (MidiSource).name()) {
94 if (sources.count(id))
95 return new MementoCommand<Source>(*sources[id], before, after);
97 } else if (obj_T == typeid (Location).name()) {
98 Location* loc = _locations.get_location_by_id(id);
100 return new MementoCommand<Location>(*loc, before, after);
103 } else if (obj_T == typeid (Locations).name()) {
104 return new MementoCommand<Locations>(_locations, before, after);
106 } else if (obj_T == typeid (TempoMap).name()) {
107 return new MementoCommand<TempoMap>(*_tempo_map, before, after);
109 } else if (obj_T == typeid (Playlist).name() || obj_T == typeid (AudioPlaylist).name() || obj_T == typeid (MidiPlaylist).name()) {
110 if (boost::shared_ptr<Playlist> pl = playlists->by_name(child->property("name")->value())) {
111 return new MementoCommand<Playlist>(*(pl.get()), before, after);
114 } else if (obj_T == typeid (Route).name() || obj_T == typeid (AudioTrack).name() || obj_T == typeid(MidiTrack).name()) {
115 if (boost::shared_ptr<Route> r = route_by_id(id)) {
116 return new MementoCommand<Route>(*r, before, after);
118 error << string_compose (X_("Route %1 not found in session"), id) << endmsg;
121 } else if (obj_T == typeid (Evoral::Curve).name() || obj_T == typeid (AutomationList).name()) {
122 std::map<PBD::ID, AutomationList*>::iterator i = automation_lists.find(id);
123 if (i != automation_lists.end()) {
124 return new MementoCommand<AutomationList>(*i->second, before, after);
126 } else if (registry.count(id)) { // For Editor and AutomationLine which are off-limits herea
127 return new MementoCommand<PBD::StatefulDestructible>(*registry[id], before, after);
131 error << string_compose (_("could not reconstitute MementoCommand from XMLNode. object type = %1 id = %2"), obj_T, id.to_s()) << endmsg;
137 Session::stateful_diff_command_factory (XMLNode* n)
139 PBD::ID const id (n->property("obj-id")->value ());
141 string const obj_T = n->property ("type-name")->value ();
142 if ((obj_T == typeid (AudioRegion).name() || obj_T == typeid (MidiRegion).name()) && regions.count(id)) {
143 return new StatefulDiffCommand (regions[id].get(), *n);
148 error << string_compose (
149 _("could not reconstitute StatefulDiffCommand from XMLNode. object type = %1 id = %2"), obj_T, id.to_s())