gtk2_ardour/playlist_selector.cc

   1 /*
   2     Copyright (C) 2004 Paul Davis
   3
   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.
   8
   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.
  13
  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.
  17
  18
  19 */
  20
  21 #include <gtkmm/button.h>
  22
  23 #include "ardour/session_playlist.h"
  24 #include "ardour/audio_diskstream.h"
  25 #include "ardour/playlist.h"
  26 #include "ardour/audio_track.h"
  27 #include "ardour/audioplaylist.h"
  28 #include "ardour/configuration.h"
  29
  30 #include <gtkmm2ext/gtk_ui.h>
  31 #include <gtkmm2ext/window_title.h>
  32
  33 #include "playlist_selector.h"
  34 #include "route_ui.h"
  35 #include "gui_thread.h"
  36
  37 #include "i18n.h"
  38
  39 using namespace std;
  40 using namespace sigc;
  41 using namespace Gtk;
  42 using namespace Gtkmm2ext;
  43 using namespace ARDOUR;
  44 using namespace PBD;
  45
  46 PlaylistSelector::PlaylistSelector ()
  47         : ArdourDialog ("playlist selector")
  48 {
  49         rui = 0;
  50
  51         set_position (WIN_POS_MOUSE);
  52         set_name ("PlaylistSelectorWindow");
  53         set_modal(true);
  54         add_events (Gdk::KEY_PRESS_MASK|Gdk::KEY_RELEASE_MASK);
  55         set_size_request (300, 200);
  56
  57         WindowTitle title(Glib::get_application_name());
  58         title += _("Playlists");
  59         set_title(title.get_string());
  60
  61         model = TreeStore::create (columns);
  62         tree.set_model (model);
  63         tree.append_column (_("Playlists grouped by track"), columns.text);
  64
  65         scroller.add (tree);
  66         scroller.set_policy (POLICY_AUTOMATIC, POLICY_AUTOMATIC);
  67
  68         get_vbox()->set_border_width (6);
  69         get_vbox()->set_spacing (12);
  70
  71         get_vbox()->pack_start (scroller);
  72
  73         Button* b = add_button (_("close"), RESPONSE_CANCEL);
  74         b->signal_clicked().connect (mem_fun(*this, &PlaylistSelector::close_button_click));
  75
  76 }
  77
  78 PlaylistSelector::~PlaylistSelector ()
  79 {
  80         clear_map ();
  81 }
  82
  83 void
  84 PlaylistSelector::clear_map ()
  85 {
  86         for (DSPL_Map::iterator x = dspl_map.begin(); x != dspl_map.end(); ++x) {
  87                 delete x->second;
  88         }
  89         dspl_map.clear ();
  90 }
  91
  92 bool
  93 PlaylistSelector::on_unmap_event (GdkEventAny* ev)
  94 {
  95         clear_map ();
  96         if (model) {
  97                 model->clear ();
  98         }
  99         return Dialog::on_unmap_event (ev);
 100 }
 101
 102 void
 103 PlaylistSelector::show_for (RouteUI* ruix)
 104 {
 105         vector<const char*> item;
 106         boost::shared_ptr<Diskstream> this_ds;
 107         string str;
 108
 109         rui = ruix;
 110
 111         WindowTitle title(Glib::get_application_name());
 112         title += string_compose (_("Playlist for %1"), rui->route()->name());
 113         set_title (title.get_string());
 114
 115         clear_map ();
 116         select_connection.disconnect ();
 117
 118         model->clear ();
 119
 120         session->foreach_playlist (this, &PlaylistSelector::add_playlist_to_map);
 121
 122         this_ds = rui->get_diskstream();
 123
 124         TreeModel::Row others = *(model->append ());
 125
 126         others[columns.text] = _("Other tracks");
 127         boost::shared_ptr<Playlist> proxy = others[columns.playlist];
 128         proxy.reset ();
 129
 130         for (DSPL_Map::iterator x = dspl_map.begin(); x != dspl_map.end(); ++x) {
 131
 132                 boost::shared_ptr<Diskstream> ds = session->diskstream_by_id (x->first);
 133
 134                 if (ds == 0) {
 135                         continue;
 136                 }
 137
 138                 /* add a node for the diskstream */
 139
 140                 string nodename;
 141
 142                 if (ds->name().empty()) {
 143                         nodename = _("unassigned");
 144                 } else {
 145                         nodename = ds->name().c_str();
 146                 }
 147
 148                 TreeModel::Row row;
 149                 TreeModel::Row* selected_row = 0;
 150                 TreePath this_path;
 151
 152                 if (ds == this_ds) {
 153                         row = *(model->prepend());
 154                         row[columns.text] = nodename;
 155                         boost::shared_ptr<Playlist> proxy = row[columns.playlist];
 156                         proxy.reset ();
 157                 } else {
 158                         row = *(model->append (others.children()));
 159                         row[columns.text] = nodename;
 160                         boost::shared_ptr<Playlist> proxy = row[columns.playlist];
 161                         proxy.reset ();
 162                 }
 163
 164                 /* Now insert all the playlists for this diskstream/track in a subtree */
 165
 166                 list<boost::shared_ptr<Playlist> > *pls = x->second;
 167
 168                 for (list<boost::shared_ptr<Playlist> >::iterator p = pls->begin(); p != pls->end(); ++p) {
 169
 170                         TreeModel::Row child_row;
 171
 172                         child_row = *(model->append (row.children()));
 173                         child_row[columns.text] = (*p)->name();
 174                         child_row[columns.playlist] = *p;
 175
 176                         if (*p == this_ds->playlist()) {
 177                                 selected_row = &child_row;
 178                         }
 179                 }
 180
 181                 if (selected_row != 0) {
 182                         tree.get_selection()->select (*selected_row);
 183                 }
 184         }
 185
 186         // Add unassigned (imported) playlists to the list
 187         list<boost::shared_ptr<Playlist> > unassigned;
 188         session->unassigned_playlists (unassigned);
 189
 190         TreeModel::Row row;
 191         TreeModel::Row* selected_row = 0;
 192         TreePath this_path;
 193
 194         row = *(model->append (others.children()));
 195         row[columns.text] = _("Imported");
 196         proxy = row[columns.playlist];
 197         proxy.reset ();
 198
 199         for (list<boost::shared_ptr<Playlist> >::iterator p = unassigned.begin(); p != unassigned.end(); ++p) {
 200                 TreeModel::Row child_row;
 201
 202                 child_row = *(model->append (row.children()));
 203                 child_row[columns.text] = (*p)->name();
 204                 child_row[columns.playlist] = *p;
 205
 206                 if (*p == this_ds->playlist()) {
 207                         selected_row = &child_row;
 208                 }
 209
 210                 if (selected_row != 0) {
 211                         tree.get_selection()->select (*selected_row);
 212                 }
 213         }
 214
 215         show_all ();
 216         select_connection = tree.get_selection()->signal_changed().connect (mem_fun(*this, &PlaylistSelector::selection_changed));
 217 }
 218
 219 void
 220 PlaylistSelector::add_playlist_to_map (boost::shared_ptr<Playlist> pl)
 221 {
 222         boost::shared_ptr<AudioPlaylist> apl;
 223
 224         if (pl->frozen()) {
 225                 return;
 226         }
 227
 228         if ((apl = boost::dynamic_pointer_cast<AudioPlaylist> (pl)) == 0) {
 229                 return;
 230         }
 231
 232         DSPL_Map::iterator x;
 233
 234         if ((x = dspl_map.find (apl->get_orig_diskstream_id())) == dspl_map.end()) {
 235
 236                 pair<PBD::ID,list<boost::shared_ptr<Playlist> >*> newp (apl->get_orig_diskstream_id(), new list<boost::shared_ptr<Playlist> >);
 237
 238                 x = dspl_map.insert (dspl_map.end(), newp);
 239         }
 240
 241         x->second->push_back (pl);
 242 }
 243
 244 void
 245 PlaylistSelector::set_session (Session* s)
 246 {
 247         ENSURE_GUI_THREAD(bind (mem_fun(*this, &PlaylistSelector::set_session), s));
 248
 249         session = s;
 250
 251         if (session) {
 252                 session->GoingAway.connect (bind (mem_fun(*this, &PlaylistSelector::set_session), static_cast<Session*> (0)));
 253         }
 254 }
 255
 256 void
 257 PlaylistSelector::close_button_click ()
 258 {
 259         rui = 0;
 260         hide ();
 261 }
 262
 263 void
 264 PlaylistSelector::selection_changed ()
 265 {
 266         boost::shared_ptr<Playlist> playlist;
 267
 268         TreeModel::iterator iter = tree.get_selection()->get_selected();
 269
 270         if (!iter || rui == 0) {
 271                 /* nothing selected */
 272                 return;
 273         }
 274
 275         if ((playlist = ((*iter)[columns.playlist])) != 0) {
 276
 277                 boost::shared_ptr<AudioTrack> at;
 278                 boost::shared_ptr<AudioPlaylist> apl;
 279
 280                 if ((at = rui->audio_track()) == 0) {
 281                         /* eh? */
 282                         return;
 283                 }
 284
 285                 if ((apl = boost::dynamic_pointer_cast<AudioPlaylist> (playlist)) == 0) {
 286                         /* eh? */
 287                         return;
 288                 }
 289
 290                 at->diskstream()->use_playlist (apl);
 291
 292                 hide ();
 293         }
 294
 295 }
 296