+//=============================================================================
+/*!
+ * Returns \c True if a hypothesis is assigned to a sole sub-mesh in a current Study
+ * \param [in] theHyp - the hypothesis of interest
+ * \param [out] theMesh - the sole mesh using \a theHyp
+ * \param [out] theShape - the sole geometry \a theHyp is assigned to
+ * \return boolean - \c True if \a theMesh and \a theShape are sole using \a theHyp
+ *
+ * If two meshes on same shape have theHyp assigned to the same sub-shape, they are
+ * considered as SAME sub-mesh => result is \c true.
+ * This method ids used to initialize SMESHGUI_GenericHypothesisCreator with
+ * a shape to which an hyp being edited is assigned.
+ */
+//=============================================================================
+
+CORBA::Boolean SMESH_Gen_i::GetSoleSubMeshUsingHyp( SMESH::SMESH_Hypothesis_ptr theHyp,
+ SMESH::SMESH_Mesh_out theMesh,
+ GEOM::GEOM_Object_out theShape)
+{
+ if ( GetCurrentStudyID() < 0 || CORBA::is_nil( theHyp ))
+ return false;
+
+ // get Mesh component SO
+ CORBA::String_var compDataType = ComponentDataType();
+ SALOMEDS::SComponent_wrap comp = myCurrentStudy->FindComponent( compDataType.in() );
+ if ( CORBA::is_nil( comp ))
+ return false;
+
+ // look for child SO of meshes
+ SMESH::SMESH_Mesh_var foundMesh;
+ TopoDS_Shape foundShape;
+ bool isSole = true;
+ SALOMEDS::ChildIterator_wrap meshIter = myCurrentStudy->NewChildIterator( comp );
+ for ( ; meshIter->More() && isSole; meshIter->Next() )
+ {
+ SALOMEDS::SObject_wrap curSO = meshIter->Value();
+ CORBA::Object_var obj = SObjectToObject( curSO );
+ SMESH_Mesh_i* mesh_i = SMESH::DownCast< SMESH_Mesh_i* >( obj );
+ if ( ! mesh_i )
+ continue;
+
+ // look for a sole shape where theHyp is assigned
+ bool isHypFound = false;
+ const ShapeToHypothesis & s2hyps = mesh_i->GetImpl().GetMeshDS()->GetHypotheses();
+ ShapeToHypothesis::Iterator s2hypsIt( s2hyps );
+ for ( ; s2hypsIt.More() && isSole; s2hypsIt.Next() )
+ {
+ const THypList& hyps = s2hypsIt.Value();
+ THypList::const_iterator h = hyps.begin();
+ for ( ; h != hyps.end(); ++h )
+ if ( (*h)->GetID() == theHyp->GetId() )
+ break;
+ if ( h != hyps.end()) // theHyp found
+ {
+ isHypFound = true;
+ if ( ! foundShape.IsNull() &&
+ ! foundShape.IsSame( s2hypsIt.Key() )) // not a sole sub-shape
+ {
+ foundShape.Nullify();
+ isSole = false;
+ break;
+ }
+ foundShape = s2hypsIt.Key();
+ }
+ } // loop on assigned hyps
+
+ if ( isHypFound && !foundShape.IsNull() ) // a mesh using theHyp is found
+ {
+ if ( !foundMesh->_is_nil() ) // not a sole mesh
+ {
+ if ( !foundMesh->HasShapeToMesh() ||
+ !mesh_i ->HasShapeToMesh() )
+ {
+ isSole = ( foundMesh->HasShapeToMesh() == mesh_i->HasShapeToMesh() );
+ }
+ else
+ {
+ GEOM::GEOM_Object_var s1 = mesh_i ->GetShapeToMesh();
+ GEOM::GEOM_Object_var s2 = foundMesh->GetShapeToMesh();
+ isSole = s1->IsSame( s2 );
+ }
+ }
+ foundMesh = SMESH::SMESH_Mesh::_narrow( obj );
+ }
+
+ } // loop on meshes
+
+ if ( isSole &&
+ ! foundMesh->_is_nil() &&
+ ! foundShape.IsNull() )
+ {
+ theMesh = foundMesh._retn();
+ theShape = ShapeToGeomObject( foundShape );
+ return ( !theMesh->_is_nil() && !theShape->_is_nil() );
+ }
+ return false;
+}
+