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/*
* Copyright 2006 Klaus Triendl
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library 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
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Software Foundation, 51 Franklin Street, Fifth Floor,
* Boston, MA 02110-1301, USA.
*/
#include "sigx/signal_wrapper_base.h"
#include "sigx/signal_source_base.h"
#include "sigx/tunnel_base.h"
#include "__sigx_pchfence__.h"
namespace sigx
{
signal_wrapper_base::signal_wrapper_base():
m_disp(),
m_sigsource()
{}
signal_wrapper_base::signal_wrapper_base(const shared_dispatchable& _A_disp, const std::tr1::shared_ptr<signal_source_base>& _A_sigsource) throw():
m_disp(_A_disp),
m_sigsource(_A_sigsource)
{}
signal_wrapper_base::~signal_wrapper_base() throw()
{}
std::pair<connection_wrapper, std::tr1::shared_ptr<sigc_connection_ptr> >
signal_wrapper_base::prepare_connection(const tunnel_base& _A_tunnel) const
{
// prepare a connection pointer;
// note that the value '0x01' denotes a pending connection request
std::tr1::shared_ptr<sigc_connection_ptr> refconnptr(new sigc_connection_ptr((sigc_connection_ptr) 0x01));
const connection_wrapper conn(m_disp, refconnptr);
// add the connection_wrapper to the validity tracker of the tunnel functor.
// This enables the validity tracker to disconnect the future slot connected
// to this signal.
_A_tunnel.validity_tracker().add_connection(conn);
return std::make_pair(conn, refconnptr);
}
} // namespace sigx
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