/*
Copyright (C) 2012-2015 Carl Hetherington <cth@carlh.net>
- This program is free software; you can redistribute it and/or modify
+ This file is part of DCP-o-matic.
+
+ DCP-o-matic is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2 of the License, or
(at your option) any later version.
- This program is distributed in the hope that it will be useful,
+ DCP-o-matic is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
- along with this program; if not, write to the Free Software
- Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ along with DCP-o-matic. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef DCPOMATIC_SIGNAL_MANAGER_H
#define DCPOMATIC_SIGNAL_MANAGER_H
-#include <boost/bind.hpp>
#include <boost/asio.hpp>
#include <boost/thread.hpp>
_ui_thread = boost::this_thread::get_id ();
}
+ virtual ~SignalManager () {}
+
/* Do something next time the UI is idle */
template <typename T>
void when_idle (T f) {
_service.post (f);
}
- /** Call this in the UI when it is idle */
+ /** Call this in the UI when it is idle.
+ * @return Number of idle handlers that were executed.
+ */
size_t ui_idle () {
- /* This executes any functors that have been post()ed to _service */
- return _service.poll ();
+ /* This executes one of the functors that has been post()ed to _service */
+ return _service.poll_one ();
}
/** This should wake the UI and make it call ui_idle() */