event.m_commandInt = aSelections[0] ;
event.m_clientData = listbox->GetClientData( event.m_commandInt );
wxString str(listbox->GetString(event.m_commandInt));
event.m_commandInt = aSelections[0] ;
event.m_clientData = listbox->GetClientData( event.m_commandInt );
wxString str(listbox->GetString(event.m_commandInt));