Basic HTML version of Foils prepared 19 July 97

Foil 25 Event Sources

From Overview of JDK Version 1.1 Extensions CPS616 -- Information Track of CPS -- Spring Semester 97. by Nancy J. McCracken
1 In the AWT, the event sources are the Components.
2 For every event X which a source generates, its API includes methods to register event listeners: addXListener() and removeXListener().
3 List of some components and events they generate:
  • Button ActionEvent (button clicked)
  • Checkbox ItemEvent (select or deselect item)
  • Choice ItemEvent
  • Component ComponentEvent, FocusEvent, KeyEvent, MouseEvent
  • List ActionEvent (doubleclick item), ItemEvent
  • MenuItem ActionEvent
  • Scrollbar AdjustmentEvent (move scrollbar)
  • TextComponent TextEvent (user changes text)
  • Window WindowEvent (window opened, closed, etc.)
in Table To:

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