if (!oldValueCache.containsKey(mappedProperty)) {
oldValueCache.put(mappedProperty, mappedProperty.toString());
mappedProperty.addPropertyChangeListener("value", oldValueChangeListener);
// TF:01/03/2010:Ensure we're only in the cache once, even if the status text field is changed
topLevelAncestor.removeWindowListener(windowClosingListener);
topLevelAncestor.addWindowListener(windowClosingListener);
}
// TF:01/03/2010:Always update the old value in the cache, as the mouse exit handler will expect a valid value
oldValueCache.put(mappedProperty, mappedProperty.toString());
if (statusTextValue != null) {