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     $Id$
  19 */
  20
  21 #include <cstdlib>
  22 #include <cmath>
  23 #include <vector>
  24
  25 #include <gtk--.h>
  26
  27 #include <ardour/named_selection.h>
  28 #include <ardour/session_selection.h>
  29 #include <ardour/playlist.h>
  30
  31 #include <gtkmmext/stop_signal.h>
  32
  33 #include "editor.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 Gtk;
  44 using namespace Gtkmmext;
  45
  46 void
  47 Editor::handle_new_named_selection ()
  48 {
  49         ARDOUR_UI::instance()->call_slot (slot (*this, &Editor::redisplay_named_selections));
  50 }
  51
  52 void
  53 Editor::add_named_selection_to_named_selection_display (NamedSelection& selection)
  54 {
  55         const gchar *row[1];
  56
  57         row[0] = selection.name.c_str();
  58         named_selection_display.rows().push_back (row);
  59         named_selection_display.rows().back().set_data (&selection);
  60 }
  61
  62 void
  63 Editor::redisplay_named_selections ()
  64 {
  65         named_selection_display.freeze ();
  66         named_selection_display.clear ();
  67         session->foreach_named_selection (*this, &Editor::add_named_selection_to_named_selection_display);
  68         named_selection_display.thaw ();
  69 }
  70
  71 gint
  72 Editor::named_selection_display_button_press (GdkEventButton *ev)
  73 {
  74         NamedSelection* named_selection;
  75         gint row;
  76         gint col;
  77
  78         switch (ev->button) {
  79         case 1:
  80                 if (Keyboard::is_delete_event (ev)) {
  81                         if (named_selection_display.get_selection_info ((int)ev->x, (int)ev->y, &row, &col) != 0) {
  82                                 if ((named_selection = reinterpret_cast<NamedSelection *> (named_selection_display.get_row_data (row))) != 0) {
  83                                         session->remove_named_selection (named_selection);
  84                                         return stop_signal (named_selection_display, "button_press_event");
  85                                 }
  86                         }
  87                 }
  88                 break;
  89
  90         case 2:
  91                 break;
  92
  93         case 3:
  94                 break;
  95         default:
  96                 break;
  97         }
  98         return FALSE;
  99 }
 100
 101
 102 void
 103 Editor::named_selection_display_selected (gint row, gint col, GdkEvent *ev)
 104 {
 105 }
 106
 107 void
 108 Editor::named_selection_display_unselected (gint row, gint col, GdkEvent *ev)
 109 {
 110 }
 111
 112 void
 113 Editor::name_selection ()
 114 {
 115         ArdourPrompter p;
 116
 117         p.set_prompt (_("name for chunk:"));
 118         p.done.connect (slot (*this, &Editor::named_selection_name_chosen));
 119         p.change_labels (_("Create chunk"), _("Forget it"));
 120         p.show_all ();
 121
 122         Gtk::Main::run ();
 123
 124         if (p.status == Prompter::entered) {
 125                 string name;
 126                 p.get_result (name);
 127
 128                 if (name.length()){
 129                         create_named_selection (name);
 130                 }
 131         }
 132 }
 133
 134 void
 135 Editor::named_selection_name_chosen ()
 136 {
 137         Gtk::Main::quit ();
 138 }
 139
 140 void
 141 Editor::create_named_selection (string name)
 142 {
 143         if (session == 0) {
 144                 return;
 145         }
 146
 147         /* check for a range-based selection */
 148
 149         if (selection->time.empty()) {
 150                 return;
 151         }
 152
 153
 154         TrackViewList *views = get_valid_views (selection->time.track, selection->time.group);
 155
 156         if (views->empty()) {
 157                 delete views;
 158                 return;
 159         }
 160
 161         Playlist*       what_we_found;
 162         list<Playlist*> thelist;
 163
 164         for (TrackViewList::iterator i = views->begin(); i != views->end(); ++i) {
 165
 166                 Playlist *pl = (*i)->playlist();
 167
 168                 if (pl) {
 169
 170                         if ((what_we_found = pl->copy (selection->time, false)) != 0) {
 171
 172                                 thelist.push_back (what_we_found);
 173                         }
 174                 }
 175         }
 176
 177         NamedSelection* ns;
 178
 179         ns = new NamedSelection (name, thelist);
 180
 181         /* make the one we just added be selected */
 182
 183         named_selection_display.rows().back().select ();
 184 }
 185