39 lines
1.5 KiB
C
39 lines
1.5 KiB
C
/* This file is part of Clementine.
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Copyright 2012, 2014, John Maguire <john.maguire@gmail.com>
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Copyright 2014, Krzysztof Sobiecki <sobkas@gmail.com>
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Clementine is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Clementine is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with Clementine. If not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef CORE_SIGNALCHECKER_H_
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#define CORE_SIGNALCHECKER_H_
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#include <glib-object.h>
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#include <boost/function_types/function_arity.hpp>
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#include <boost/typeof/typeof.hpp>
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// Do not call this directly, use CHECKED_GCONNECT instead.
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gulong CheckedGConnect(gpointer source, const char* signal, GCallback callback,
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gpointer data, const int callback_param_count);
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#define FUNCTION_ARITY(callback) \
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boost::function_types::function_arity<BOOST_TYPEOF(callback)>::value
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#define CHECKED_GCONNECT(source, signal, callback, data) \
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CheckedGConnect(source, signal, G_CALLBACK(callback), data, \
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FUNCTION_ARITY(callback))
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#endif // CORE_SIGNALCHECKER_H_
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