strawberry-audio-player-win.../src/core/signalchecker.h

40 lines
1.4 KiB
C

/*
* Strawberry Music Player
* This file was part of Clementine.
* Copyright 2012, David Sansome <me@davidsansome.com>
*
* Strawberry 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 3 of the License, or
* (at your option) any later version.
*
* Strawberry 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 Strawberry. If not, see <http://www.gnu.org/licenses/>.
*
*/
#ifndef SIGNALCHECKER_H
#define SIGNALCHECKER_H
#include "config.h"
#include <glib.h>
#include <glib-object.h>
#include <boost/function_types/function_arity.hpp>
#include <boost/typeof/typeof.hpp>
// Do not call this directly, use CHECKED_GCONNECT instead.
gulong CheckedGConnect(gpointer source, const char *signal, GCallback callback, gpointer data, const int callback_param_count);
#define FUNCTION_ARITY(callback) boost::function_types::function_arity<BOOST_TYPEOF(callback)>::value
#define CHECKED_GCONNECT(source, signal, callback, data) CheckedGConnect(source, signal, G_CALLBACK(callback), data, FUNCTION_ARITY(callback))
#endif // SIGNALCHECKER_H