2 Copyright (C) 2009 Paul Davis
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.
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.
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.
20 #include <gtkmm/menu.h>
21 #include <gtkmm/stock.h>
22 #include "gtkmm2ext/utils.h"
23 #include "ardour/session.h"
24 #include "ardour/route_group.h"
25 #include "ardour/route.h"
26 #include "route_group_menu.h"
27 #include "route_group_dialog.h"
31 using namespace ARDOUR;
34 RouteGroupMenu::RouteGroupMenu (Session* s, PropertyList* plist)
35 : SessionHandlePtr (s)
37 , _default_properties (plist)
38 , _inhibit_group_selected (false)
43 RouteGroupMenu::~RouteGroupMenu()
46 delete _default_properties;
49 /** @param s Routes to operate on */
51 RouteGroupMenu::build (WeakRouteList const & s)
55 using namespace Menu_Helpers;
59 /* FInd all the route groups that our subjects are members of */
60 std::set<RouteGroup*> groups;
61 for (WeakRouteList::const_iterator i = _subject.begin (); i != _subject.end(); ++i) {
62 boost::shared_ptr<Route> r = i->lock ();
64 groups.insert (r->route_group ());
68 _inhibit_group_selected = true;
72 /* Note: don't use manage() here, otherwise if our _menu object is attached as a submenu
73 and its parent is then destroyed, our _menu object will be deleted and we'll have no
74 way of knowing about it. Without manage(), when the above happens our _menu's gobject
75 will be destroyed and its value set to 0, so we know.
79 MenuList& items = _menu->items ();
81 items.push_back (MenuElem (_("New Group..."), sigc::mem_fun (*this, &RouteGroupMenu::new_group)));
82 items.push_back (SeparatorElem ());
84 RadioMenuItem::Group group;
85 items.push_back (RadioMenuElem (group, _("No Group")));
86 RadioMenuItem* i = static_cast<RadioMenuItem *> (&items.back ());
87 i->signal_activate().connect (sigc::bind (sigc::mem_fun (*this, &RouteGroupMenu::set_group), (RouteGroup *) 0));
89 if (groups.size() == 1 && *groups.begin() == 0) {
91 } else if (groups.size() > 1) {
92 i->set_inconsistent ();
96 _session->foreach_route_group (sigc::bind (sigc::mem_fun (*this, &RouteGroupMenu::add_item), groups, &group));
99 _inhibit_group_selected = false;
102 /** @param rg Route group to add.
103 * @param groups Active route groups (may included 0 for `no group')
104 * @param group Radio item group to add radio items to.
107 RouteGroupMenu::add_item (RouteGroup* rg, std::set<RouteGroup*> const & groups, RadioMenuItem::Group* group)
109 using namespace Menu_Helpers;
111 MenuList& items = _menu->items ();
113 items.push_back (RadioMenuElem (*group, rg->name()));
114 RadioMenuItem* i = static_cast<RadioMenuItem*> (&items.back ());
115 i->signal_activate().connect (sigc::bind (sigc::mem_fun (*this, &RouteGroupMenu::set_group), rg));
117 if (groups.size() == 1 && *groups.begin() == rg) {
118 /* there's only one active group, and it's this one */
120 } else if (groups.size() > 1) {
121 /* there are >1 active groups */
122 i->set_inconsistent ();
126 /** Called when a group is selected from the menu.
127 * @param Group, or 0 for none.
130 RouteGroupMenu::set_group (RouteGroup* g)
132 if (_inhibit_group_selected) {
136 for (WeakRouteList::const_iterator i = _subject.begin(); i != _subject.end(); ++i) {
137 boost::shared_ptr<Route> r = i->lock ();
138 if (!r || r->route_group () == g) {
139 /* lock of weak_ptr failed, or the group for this route is already right */
146 if (r->route_group ()) {
147 r->route_group()->remove (r);
154 RouteGroupMenu::new_group ()
160 RouteGroup* g = new RouteGroup (*_session, "");
161 g->apply_changes (*_default_properties);
163 RouteGroupDialog d (g, true);
168 _session->add_route_group (g);
174 RouteGroupMenu::menu ()
176 /* Our menu's gobject can be 0 if it was attached as a submenu whose
177 parent was subsequently deleted.
179 assert (_menu && _menu->gobj());
184 RouteGroupMenu::detach ()
186 if (_menu && _menu->gobj ()) {
187 Gtkmm2ext::detach_menu (*_menu);