X-Git-Url: http://git.salome-platform.org/gitweb/?a=blobdiff_plain;f=src%2FSMESH%2FSMESH_Mesh.cxx;h=5ddf9a5157cf9e6c54f42e9c726dd9325a80da85;hb=b6c9c862b491312d17a4ddec74a9b6c5b96f5c11;hp=866fda73926e79edab0079252b506292f3b302d2;hpb=0635c9fc80f67d1e5dc0e94ec85f487286a92070;p=modules%2Fsmesh.git

diff --git a/src/SMESH/SMESH_Mesh.cxx b/src/SMESH/SMESH_Mesh.cxx
index 866fda739..5ddf9a515 100644
--- a/src/SMESH/SMESH_Mesh.cxx
+++ b/src/SMESH/SMESH_Mesh.cxx
@@ -85,7 +85,7 @@ SMESH_Mesh::SMESH_Mesh(int               theLocalId,
 		       SMESH_Gen*        theGen,
 		       bool              theIsEmbeddedMode,
 		       SMESHDS_Document* theDocument):
-  _groupId( 0 )
+  _groupId( 0 ), _nbSubShapes( 0 )
 {
   MESSAGE("SMESH_Mesh::SMESH_Mesh(int localId)");
   _id            = theLocalId;
@@ -110,6 +110,11 @@ SMESH_Mesh::~SMESH_Mesh()
 {
   INFOS("SMESH_Mesh::~SMESH_Mesh");
 
+  // issue 0020340: EDF 1022 SMESH : Crash with FindNodeClosestTo in a second new study
+  //   Notify event listeners at least that something happens
+  if ( SMESH_subMesh * sm = GetSubMeshContaining(1))
+    sm->ComputeStateEngine( SMESH_subMesh::MESH_ENTITY_REMOVED );
+
   // delete groups
   std::map < int, SMESH_Group * >::iterator itg;
   for (itg = _mapGroup.begin(); itg != _mapGroup.end(); itg++) {
@@ -166,6 +171,7 @@ void SMESH_Mesh::ShapeToMesh(const TopoDS_Shape & aShape)
   {
     _myMeshDS->ShapeToMesh(aShape);
     _isShapeToMesh = true;
+    _nbSubShapes = _myMeshDS->MaxShapeIndex();
 
     // fill _mapAncestors
     int desType, ancType;
@@ -176,6 +182,12 @@ void SMESH_Mesh::ShapeToMesh(const TopoDS_Shape & aShape)
                                         (TopAbs_ShapeEnum) ancType,
                                         _mapAncestors );
   }
+  else
+  {
+    _isShapeToMesh = false;
+    _shapeDiagonal = 0.0;
+    _myMeshDS->ShapeToMesh( PseudoShape() );
+  }
 }
 
 //=======================================================================
@@ -822,7 +834,7 @@ SMESH_subMesh *SMESH_Mesh::GetSubMesh(const TopoDS_Shape & aSubShape)
   int index = _myMeshDS->ShapeToIndex(aSubShape);
 
   // for submeshes on GEOM Group
-  if ( !index && aSubShape.ShapeType() == TopAbs_COMPOUND ) {
+  if (( !index || index > _nbSubShapes ) && aSubShape.ShapeType() == TopAbs_COMPOUND ) {
     TopoDS_Iterator it( aSubShape );
     if ( it.More() )
       index = _myMeshDS->AddCompoundSubmesh( aSubShape, it.Value().ShapeType() );