IPAL52939: SIGSEGV when Compute a mesh with closed VTK Viewer

[modules/smesh.git] / src / SMESHGUI / SMESHGUI_Utils.cxx

diff --git a/src/SMESHGUI/SMESHGUI_Utils.cxx b/src/SMESHGUI/SMESHGUI_Utils.cxx
index 72e29e73790ac98683ffde3ec2e18135e1108170..c8f22670819b90e199e4016b5fa38993dc5ac72c 100644 (file)
--- a/src/SMESHGUI/SMESHGUI_Utils.cxx
+++ b/src/SMESHGUI/SMESHGUI_Utils.cxx
@@ -298,13 +298,17 @@ namespace SMESH
     aPixmap->SetPixMap( pmName );
 
     _PTR(ChildIterator) anIter = aStudy->NewChildIterator(theSObject);
-    for (int i = 1; anIter->More(); anIter->Next(), i++) {
+    for ( ; anIter->More(); anIter->Next() ) {
       _PTR(SObject) aSObj = anIter->Value();
-      /*if (i >= 1)*/ {
+      if ( aSObj->Tag() >= SMESH::Tag_FirstSubMesh )
+      {
         _PTR(ChildIterator) anIter1 = aStudy->NewChildIterator(aSObj);
         for ( ; anIter1->More(); anIter1->Next())
         {
           _PTR(SObject) aSObj1 = anIter1->Value();
+          _PTR(SObject) aSObjectRef;
+          if (aSObj1->ReferencedObject(aSObjectRef))
+            continue; // reference to an object
 
           anAttr = aBuilder->FindOrCreateAttribute(aSObj1, "AttributePixMap");
           aPixmap = anAttr;
@@ -322,7 +326,7 @@ namespace SMESH
             const bool isGroupOnFilter = !gof->_is_nil();
 
             bool isEmpty = false;
-            if ( !isGroupOnFilter ) // GetTypes() can be very long on isGroupOnFilter!
+            if ( !isGroupOnFilter ) // GetTypes() can be very long on GroupOnFilter!
             {
               SMESH::array_of_ElementType_var elemTypes = idSrc->GetTypes();
               isEmpty = ( elemTypes->length() == 0 );
@@ -336,7 +340,7 @@ namespace SMESH
             else
               aPixmap->SetPixMap( "ICON_SMESH_TREE_GROUP" );
           }
-          else
+          else // is it necessary?
           {
             if ( !theIsNotModif )
               aPixmap->SetPixMap( pmName );