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

[modules/smesh.git] / src / SMESH / SMESH_subMesh.cxx

diff --git a/src/SMESH/SMESH_subMesh.cxx b/src/SMESH/SMESH_subMesh.cxx
index 9afb7677c3abfe8150aaea2e52626104122a413b..19df51879a632adabcfc1260007c7178aed8b9e1 100644 (file)
--- a/src/SMESH/SMESH_subMesh.cxx
+++ b/src/SMESH/SMESH_subMesh.cxx
@@ -1,4 +1,4 @@
-// Copyright (C) 2007-2012  CEA/DEN, EDF R&D, OPEN CASCADE
+// Copyright (C) 2007-2013  CEA/DEN, EDF R&D, OPEN CASCADE
 //
 // Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
 // CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
@@ -1348,6 +1348,9 @@ bool SMESH_subMesh::ComputeStateEngine(int event)
   default:;
   }
 
+  if ( event == CLEAN )
+    _alwaysComputed = false; // Unset 'true' set by MergeNodes() (issue 0022182)
+
   if (_subShape.ShapeType() == TopAbs_VERTEX)
   {
     _computeState = READY_TO_COMPUTE;
@@ -1460,8 +1463,8 @@ bool SMESH_subMesh::ComputeStateEngine(int event)
         if (_father->HasShapeToMesh() ) {
           bool subComputed = false, subFailed = false;
           if (!algo->OnlyUnaryInput()) {
-            if ( event == COMPUTE &&
-                 ( algo->NeedDiscreteBoundary() || algo->SupportSubmeshes() ))
+            if ( event == COMPUTE /*&&
+                 ( algo->NeedDiscreteBoundary() || algo->SupportSubmeshes() )*/)
               shape = getCollection( gen, algo, subComputed, subFailed );
             else
               subComputed = SubMeshesComputed( & subFailed );
@@ -2255,19 +2258,22 @@ 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();  )
+  list< pair< EventListener*, EventListenerData* > > eventListeners( _eventListeners.begin(),
+                                                                     _eventListeners.end());
+  list< pair< EventListener*, EventListenerData* > >::iterator l_d = eventListeners.begin();
+  for ( ; l_d != eventListeners.end(); ++l_d )
   {
-    std::pair< EventListener*, EventListenerData* > li_da = *l_d++; /* copy to enable removal
-                                                                       of a listener from
-                                                                       _eventListeners by
-                                                                       its ProcessEvent() */
+    std::pair< EventListener*, EventListenerData* > li_da = *l_d;
+    if ( !_eventListeners.count( li_da.first )) continue;
+
     if ( li_da.first->myBusySM.insert( this ).second )
     {
-      const size_t nbListenersBefore = _eventListeners.size();
+      const bool isDeletable = li_da.first->IsDeletable();
+
       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
+
+      if ( !isDeletable || !_eventListeners.count( li_da.first ))
+        li_da.first->myBusySM.erase( this ); // a listener is hopefully not dead
     }
   }
 }