Class java.util.EventObject
java.lang.Object
|
+--java.util.EventObject
- Direct Known Subclasses:
- AWTEvent, BeanContextEvent, CaretEvent, ChangeEvent, DragGestureEvent, DragSourceEvent, DropTargetEvent, HyperlinkEvent, ListDataEvent, ListSelectionEvent, MenuEvent, PopupMenuEvent, PropertyChangeEvent, TableColumnModelEvent, TableModelEvent, TreeExpansionEvent, TreeModelEvent, TreeSelectionEvent, UndoableEditEvent
- public class EventObject
- extends Object
- implements Serializable
The Event class is the abstract root class from which all event state
objects shall be derived.
All Event's are constructed with a reference to the object, the "source",
that is logically deemed to be the object upon which the Event in question
initially occurred upon.
- See Also:
- Serialized Form
source
protected transient Object source
EventObject
public EventObject(Object source)
- Constructs a prototypical Event
- Parameters:
source
- The object that the Event occurred upon.
getSource
public Object getSource()
- Returns:
- The object that the Event initially occurred upon.
toString
public String toString()
- Overrides:
- toString in class Object
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