public interface ListenerImplementers of
Listenerprovide a simple
handleEvent()method that is used internally by SWT to dispatch events.
After creating an instance of a class that implements this interface it can be added to a widget using the
addListener(int eventType, Listener handler)method and removed using the
removeListener (int eventType, Listener handler)method. When the specified event occurs,
handleEvent(...)will be sent to the instance.
Classes which implement this interface are described within SWT as providing the untyped listener API. Typically, widgets will also provide a higher-level typed listener API, that is based on the standard
- See Also:
void handleEvent(Event event)Sent when an event that the receiver has registered for occurs.
event- the event which occurred