public void addMapMarkerAddedListener(final MapMarkerAddedListener listener) {
eventListeners.addListener(this, listener, EventType.MAP_MARKER_ADDED,
new EventHandler() {
public void onHandle(EventObject eventObject) {
MapMarkerAddedEvent e = new MapMarkerAddedEvent(
eventObject);
listener.onMarkerAdded(e);
}
});
}