git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@51195 
c3d73ce0-8a6f-49c7-b76d-
6d57e0e08775
         int index = listbox->GetSelection();
         if (index != wxNOT_FOUND)
         {
         int index = listbox->GetSelection();
         if (index != wxNOT_FOUND)
         {
             wxCommandEvent event(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, listbox->GetId() );
             event.SetEventObject( listbox );
             
             wxCommandEvent event(wxEVT_COMMAND_LISTBOX_DOUBLECLICKED, listbox->GetId() );
             event.SetEventObject( listbox );
             
             else if ( listbox->HasClientUntypedData() )
                 event.SetClientData( gtk_tree_entry_get_userdata(entry) );
 
             else if ( listbox->HasClientUntypedData() )
                 event.SetClientData( gtk_tree_entry_get_userdata(entry) );
 
-            bool ret = listbox->HandleWindowEvent( event );
+            /* bool ret = */ listbox->HandleWindowEvent( event );
+//          wxMac and wxMSW always invoke default action
+//          if (!ret)
             {
                 // DClick not handled -> invoke default action
                 wxWindow *tlw = wxGetTopLevelParent( listbox );
             {
                 // DClick not handled -> invoke default action
                 wxWindow *tlw = wxGetTopLevelParent( listbox );