gtk2_ardour/editor_selection_list.cc

   1 /*
   2     Copyright (C) 2000 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 #include <cstdlib>
  21 #include <cmath>
  22 #include <vector>
  23
  24 #include <gtkmm.h>
  25
  26 #include <ardour/named_selection.h>
  27 #include <ardour/session_selection.h>
  28 #include <ardour/playlist.h>
  29
  30 #include <gtkmm2ext/stop_signal.h>
  31
  32 #include "editor.h"
  33 #include "keyboard.h"
  34 #include "selection.h"
  35 #include "time_axis_view.h"
  36 #include "ardour_ui.h"
  37 #include "prompter.h"
  38
  39 #include "i18n.h"
  40
  41 using namespace sigc;
  42 using namespace ARDOUR;
  43 using namespace PBD;
  44 using namespace Gtk;
  45 using namespace Gtkmm2ext;
  46
  47 void
  48 Editor::handle_new_named_selection ()
  49 {
  50         ARDOUR_UI::instance()->call_slot (mem_fun(*this, &Editor::redisplay_named_selections));
  51 }
  52
  53 void
  54 Editor::add_named_selection_to_named_selection_display (NamedSelection& selection)
  55 {
  56         TreeModel::Row row = *(named_selection_model->append());
  57         row[named_selection_columns.text] = selection.name;
  58         row[named_selection_columns.selection] = &selection;
  59 }
  60
  61 void
  62 Editor::redisplay_named_selections ()
  63 {
  64         named_selection_model->clear ();
  65         session->foreach_named_selection (*this, &Editor::add_named_selection_to_named_selection_display);
  66 }
  67
  68 bool
  69 Editor::named_selection_display_key_release (GdkEventKey* ev)
  70 {
  71         if (session == 0) {
  72                 return true;
  73         }
  74
  75         switch (ev->keyval) {
  76         case GDK_Delete:
  77                 remove_selected_named_selections ();
  78                 return true;
  79                 break;
  80         default:
  81                 return false;
  82                 break;
  83         }
  84
  85 }
  86
  87 void
  88 Editor::remove_selected_named_selections ()
  89 {
  90         Glib::RefPtr<TreeSelection> selection = named_selection_display.get_selection();
  91         TreeView::Selection::ListHandle_Path rows = selection->get_selected_rows ();
  92
  93         if (selection->count_selected_rows() == 0) {
  94                 return;
  95         }
  96
  97         for (TreeView::Selection::ListHandle_Path::iterator i = rows.begin(); i != rows.end(); ++i) {
  98
  99                 TreeIter iter;
 100
 101                 if ((iter = named_selection_model->get_iter (*i))) {
 102                         session->remove_named_selection ((*iter)[named_selection_columns.selection]);
 103                 }
 104         }
 105 }
 106
 107 bool
 108 Editor::named_selection_display_button_release (GdkEventButton *ev)
 109 {
 110         TreeModel::Children rows = named_selection_model->children();
 111         TreeModel::Children::iterator i;
 112         Glib::RefPtr<TreeSelection> selection = named_selection_display.get_selection();
 113
 114         for (i = rows.begin(); i != rows.end(); ++i) {
 115                 if (selection->is_selected (i)) {
 116                         switch (ev->button) {
 117                         case 1:
 118                                 if (Keyboard::is_delete_event (ev)) {
 119                                         session->remove_named_selection ((*i)[named_selection_columns.selection]);
 120                                         return true;
 121                                 }
 122                                 break;
 123                         case 2:
 124                                 break;
 125                         case 3:
 126                                 break;
 127                         default:
 128                                 break;
 129                         }
 130                 }
 131         }
 132
 133         return false;
 134 }
 135
 136
 137 void
 138 Editor::named_selection_display_selection_changed ()
 139 {
 140 }
 141
 142 void
 143 Editor::create_named_selection ()
 144 {
 145         string name;
 146
 147         if (session == 0) {
 148                 return;
 149         }
 150
 151         /* check for a range-based selection */
 152
 153         if (selection->time.empty()) {
 154                 return;
 155         }
 156
 157         TrackViewList *views = get_valid_views (selection->time.track, selection->time.group);
 158
 159         if (views->empty()) {
 160                 delete views;
 161                 return;
 162         }
 163
 164         boost::shared_ptr<Playlist>        what_we_found;
 165         list<boost::shared_ptr<Playlist> > thelist;
 166
 167         for (TrackViewList::iterator i = views->begin(); i != views->end(); ++i) {
 168
 169                 boost::shared_ptr<Playlist> pl = (*i)->playlist();
 170
 171                 if (pl && (what_we_found = pl->copy (selection->time, false)) != 0) {
 172                         thelist.push_back (what_we_found);
 173                 }
 174         }
 175
 176         if (!thelist.empty()) {
 177
 178                 ArdourPrompter p;
 179
 180                 p.set_prompt (_("Name for Chunk:"));
 181                 p.add_button (Gtk::Stock::NEW, Gtk::RESPONSE_ACCEPT);
 182                 p.set_response_sensitive (Gtk::RESPONSE_ACCEPT, false);
 183                 p.change_labels (_("Create Chunk"), _("Forget it"));
 184                 p.show_all ();
 185
 186                 switch (p.run ()) {
 187
 188                 case Gtk::RESPONSE_ACCEPT:
 189                         p.get_result (name);
 190                         if (name.empty()) {
 191                                 return;
 192                         }
 193                         break;
 194                 default:
 195                         return;
 196                 }
 197
 198                 new NamedSelection (name, thelist); // creation will add it to the model
 199
 200                 /* make the one we just added be selected */
 201
 202                 TreeModel::Children::iterator added = named_selection_model->children().end();
 203                 --added;
 204                 named_selection_display.get_selection()->select (*added);
 205         } else {
 206                 error << _("No selectable material found in the currently selected time range") << endmsg;
 207         }
 208 }
 209