+ std::ostringstream oss;
+
+ int n= GetTreeHandler()->GetNumberOfChildren(*j);
+
+ oss << n;
+ std::string s(oss.str());
+
+ GetCtrl(l)->SetItem(id,0, crea::std2wx(s));
+ GetCtrl(l)->SetColumnWidth(0, wxLIST_AUTOSIZE );
+
+ for (int k=1; k<GetCtrl(l)->GetColumnCount(); k++)