22 module 
com {  module sun {  module star {  module beans {
 base interface for all event listeners interfaces. 
Definition: XEventListener.idl:26
 
Definition: Ambiguous.idl:20
 
is used to receive PropertyChangeEvents whenever a bound property is changed. 
Definition: XPropertyChangeListener.idl:28
 
gets delivered whenever a "bound" or "constrained" property is changed. 
Definition: PropertyChangeEvent.idl:37