gtk2_ardour/route_group_menu.cc

   1 /*
   2     Copyright (C) 2009 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 <gtkmm/menu.h>
  21 #include <gtkmm/stock.h>
  22 #include "ardour/session.h"
  23 #include "ardour/route_group.h"
  24 #include "route_group_menu.h"
  25 #include "route_group_dialog.h"
  26 #include "i18n.h"
  27
  28 using namespace Gtk;
  29 using namespace ARDOUR;
  30 using namespace PBD;
  31
  32 RouteGroupMenu::RouteGroupMenu (Session* s, PropertyList* plist)
  33         : SessionHandlePtr (s)
  34         , _default_properties (plist)
  35         , _inhibit_group_selected (false)
  36         , _selected_route_group (0)
  37 {
  38         rebuild (0);
  39 }
  40
  41 RouteGroupMenu::~RouteGroupMenu()
  42 {
  43         delete _default_properties;
  44 }
  45
  46 void
  47 RouteGroupMenu::rebuild (RouteGroup* curr)
  48 {
  49         using namespace Menu_Helpers;
  50
  51         _selected_route_group = curr;
  52
  53         _inhibit_group_selected = true;
  54
  55         items().clear ();
  56
  57         items().push_back (MenuElem (_("New group..."), sigc::mem_fun (*this, &RouteGroupMenu::new_group)));
  58         items().push_back (SeparatorElem ());
  59
  60         RadioMenuItem::Group group;
  61         items().push_back (RadioMenuElem (group, _("No group"), sigc::bind (sigc::mem_fun (*this, &RouteGroupMenu::set_group), (RouteGroup *) 0)));
  62
  63         if (curr == 0) {
  64                 static_cast<RadioMenuItem*> (&items().back())->set_active ();
  65         }
  66
  67         if (_session) {
  68                 _session->foreach_route_group (sigc::bind (sigc::mem_fun (*this, &RouteGroupMenu::add_item), curr, &group));
  69         }
  70
  71         _inhibit_group_selected = false;
  72 }
  73
  74 void
  75 RouteGroupMenu::add_item (RouteGroup* rg, RouteGroup* curr, RadioMenuItem::Group* group)
  76 {
  77         using namespace Menu_Helpers;
  78
  79         items().push_back (RadioMenuElem (*group, rg->name(), sigc::bind (sigc::mem_fun(*this, &RouteGroupMenu::set_group), rg)));
  80
  81         if (rg == curr) {
  82                 static_cast<RadioMenuItem*> (&items().back())->set_active ();
  83         }
  84 }
  85
  86 void
  87 RouteGroupMenu::set_group (RouteGroup* g)
  88 {
  89         if (g == _selected_route_group) {
  90                 /* cut off the signal_toggled that GTK emits for an option that is being un-selected
  91                    when a new option is being selected instead
  92                 */
  93                 return;
  94         }
  95
  96         if (!_inhibit_group_selected) {
  97                 GroupSelected (g);
  98         }
  99
 100         _selected_route_group = g;
 101 }
 102
 103 void
 104 RouteGroupMenu::new_group ()
 105 {
 106         if (!_session) {
 107                 return;
 108         }
 109
 110         RouteGroup* g = new RouteGroup (*_session, "");
 111         g->set_properties (*_default_properties);
 112
 113         RouteGroupDialog d (g, Gtk::Stock::NEW);
 114         int const r = d.do_run ();
 115
 116         if (r == Gtk::RESPONSE_OK) {
 117                 _session->add_route_group (g);
 118                 set_group (g);
 119         } else {
 120                 delete g;
 121         }
 122 }