| Interface | Description | 
|---|---|
| ThirdEventThread.ThirdEventWidget | 
 The  
ThirdEventThread requires an implementation of ThirdEventThread.ThirdEventWidget to send to event after a
 sleep period. | 
| Class | Description | 
|---|---|
| ThirdEventThread | 
 This thread is used to send an event on demand. 
 | 
| WidgetWithListener | 
 This extension of widget holds several methods to instanciate a listener to the widget. 
 |