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0022202: EDF SMESH: Regression in a script meshing prisms and hexaedrons

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Fix notifyListenersOnEvent() for the case of removing an EventListener
This commit is contained in:
eap 2013-04-29 12:00:40 +00:00
parent 55e345e578
commit 36550205e6
1 changed files with 21 additions and 11 deletions
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32
src/SMESH/SMESH_subMesh.cxx
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@ -2258,19 +2258,29 @@ void SMESH_subMesh::notifyListenersOnEvent( const int event,
const event_type eventType,
SMESH_Hypothesis* hyp)
{
map< EventListener*, EventListenerData* >::iterator l_d = _eventListeners.begin();
for ( ; l_d != _eventListeners.end(); )
set< EventListener* > notified;
const size_t nbListeners = _eventListeners.size();
while ( notified.size() != nbListeners )
{
std::pair< EventListener*, EventListenerData* > li_da = *l_d++; /* copy to enable removal
of a listener from
_eventListeners by
its ProcessEvent() */
if ( li_da.first->myBusySM.insert( this ).second )
map< EventListener*, EventListenerData* >::iterator l_d = _eventListeners.begin();
for ( ; l_d != _eventListeners.end(); ++l_d )
{
const size_t nbListenersBefore = _eventListeners.size();
li_da.first->ProcessEvent( event, eventType, this, li_da.second, hyp );
if ( nbListenersBefore == _eventListeners.size() )
li_da.first->myBusySM.erase( this ); // a listener hopefully not removed
std::pair< EventListener*, EventListenerData* > li_da = *l_d;
if ( notified.insert( li_da.first ).second &&
li_da.first->myBusySM.insert( this ).second )
{
const bool isDeletable = li_da.first->IsDeletable();
li_da.first->ProcessEvent( event, eventType, this, li_da.second, hyp );
const bool isRemoved = !_eventListeners.count( li_da.first );
if ( !isDeletable || !isRemoved )
li_da.first->myBusySM.erase( this ); // a listener is hopefully not dead
if ( isRemoved )
break; // restart looping on _eventListeners
}
}
}
}