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