/usr/include/CLAM/Signalv3ImplVC6.hxx is in libclam-dev 1.4.0-7.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
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* Copyright (c) 2001-2004 MUSIC TECHNOLOGY GROUP (MTG)
* UNIVERSITAT POMPEU FABRA
*
*
* This program 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,
* 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., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
#ifndef __SIGNALV3IMPLVC6__
#define __SIGNALV3IMPLVC6__
#ifndef __SIGNALV3__
#error "This is an implementation header. You are not allowed to include it directly!"
#endif
#include <list>
#include <utility>
namespace SigSlot
{
template < typename ParmType1, typename ParmType2, typename ParmType3 >
class Signalv3 : public Signal
{
public:
typedef typename CBL::Functor3<ParmType1,ParmType2,ParmType3> tCallbackType;
// Begin of "Connection Handler"
struct tCallback
{
tConnectionId mConnection;
Slot* mSlot;
tCallbackType mCallback;
tCallback( tConnectionId id, Slot* slot, tCallbackType cb )
: mConnection( id ), mSlot( slot ), mCallback( cb )
{
}
};
typedef tCallbackType* tCallbackPtr;
typedef std::list<tCallbackPtr> tCallList;
typedef typename std::list<tCallbackPtr >::iterator tCallIterator;
typedef std::list<tCallback> tCallbackList;
typedef typename std::list<tCallback>::iterator tCbListIterator;
typedef typename std::list<tCallback>::const_iterator const_tCbListIterator;
protected:
void AddCallback( tConnectionId pConnection, Slot* slot, tCallbackType cb )
{
mCallbacks.push_back( tCallback( pConnection, slot, cb ) );
}
bool HasNoCallbacks( ) const
{
return mCallbacks.empty();
}
tCallList& GetCalls( )
{
mCalls.clear();
tCbListIterator i = mCallbacks.begin();
tCbListIterator end = mCallbacks.end();
while ( i!=end)
{
mCalls.push_back( &(i->mCallback) );
i++;
}
return mCalls;
}
void RemoveCall( tConnectionId id )
{
tCbListIterator i = mCallbacks.begin();
tCbListIterator end = mCallbacks.end();
while ( i!=end )
{
if ( i->mConnection == id )
{
mCallbacks.erase( i );
break;
}
i++;
}
}
void DestroyConnections()
{
tCbListIterator elem;
while ( !mCallbacks.empty() )
{
elem = mCallbacks.begin();
elem->mSlot->Unbind( elem->mConnection );
}
}
// End of "ConnectionHandler"
public:
virtual ~Signalv3()
{
DestroyConnections();
}
void Connect( Slotv3<ParmType1, ParmType2, ParmType3>& slot )
{
Connection c( AssignConnection(), this );
AddCallback( c.GetID(), &slot, slot.GetMethod() );
slot.Bind(c);
}
void Emit( ParmType1 parm1, ParmType2 parm2, ParmType3 parm3 )
{
if ( HasNoCallbacks() )
return;
tCallList calls = GetCalls();
tCallIterator i = calls.begin();
tCallIterator end = calls.end();
while ( i != end )
{
(*(*i))( parm1, parm2, parm3 );
i++;
}
}
void FreeConnection( Connection* pConnection )
{
RemoveCall( pConnection->GetID() );
FreeConnectionId( pConnection->GetID() );
}
private:
tCallList mCalls;
tCallbackList mCallbacks;
};
}
#endif // Signalv3ImplVC6.hxx
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