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git-svn-id: svn://svn.lyx.org/lyx/lyx-devel/trunk@4918 a592a061-630c-0410-9148-cb99ea01b6c8
54 lines
1.9 KiB
C++
54 lines
1.9 KiB
C++
// Boost.Signals library
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//
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// Copyright (C) 2001 Doug Gregor (gregod@cs.rpi.edu)
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//
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// Permission to copy, use, sell and distribute this software is granted
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// provided this copyright notice appears in all copies.
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// Permission to modify the code and to distribute modified code is granted
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// provided this copyright notice appears in all copies, and a notice
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// that the code was modified is included with the copyright notice.
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//
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// This software is provided "as is" without express or implied warranty,
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// and with no claim as to its suitability for any purpose.
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// For more information, see http://www.boost.org
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#include <boost/signals/connection.hpp>
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#include <cassert>
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namespace boost {
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namespace BOOST_SIGNALS_NAMESPACE {
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void connection::disconnect() const
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{
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if (this->connected()) {
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// Make sure we have a reference to the basic_connection object,
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// because 'this' may disappear
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shared_ptr<detail::basic_connection> local_con = con;
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void (*signal_disconnect)(void*, void*) = local_con->signal_disconnect;
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// Note that this connection no longer exists
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// Order is important here: we could get into an infinite loop if this
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// isn't cleared before we try the disconnect.
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local_con->signal_disconnect = 0;
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// Disconnect signal
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signal_disconnect(local_con->signal, local_con->signal_data);
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// Disconnect all bound objects
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typedef std::list<BOOST_SIGNALS_NAMESPACE::detail::bound_object>::iterator iterator;
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for (iterator i = local_con->bound_objects.begin();
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i != local_con->bound_objects.end(); ++i) {
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assert(i->disconnect != 0);
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i->disconnect(i->obj, i->data);
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}
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}
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}
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} // end namespace boost
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} // end namespace boost
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#ifndef BOOST_MSVC
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// Explicit instantiations to keep everything in the library
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template class std::list<boost::BOOST_SIGNALS_NAMESPACE::detail::bound_object>;
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#endif
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