protected void createComboEventType(Event myEvent)
{
combo_eventType = ComboBox.NewText ();
string [] myTypes = findTypes(myEvent);
UtilGtk.ComboUpdate(combo_eventType, myTypes, "");
combo_eventType.Active = UtilGtk.ComboMakeActive(myTypes, myEvent.Type);
hbox_combo_eventType.PackStart(combo_eventType, true, true, 0);
hbox_combo_eventType.ShowAll();
createSignal();
}