Showing content from http://java.sun.com/j2se/1.5/docs/api/java/lang/../../java/util/../../java/util/EventObject.html below:
EventObject (Java 2 Platform SE 5.0)
java.util
Class EventObject
java.lang.Object
java.util.EventObject
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All Implemented Interfaces:
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Serializable
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Direct Known Subclasses:
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AWTEvent, BeanContextEvent, CaretEvent, ChangeEvent, ConnectionEvent, DragGestureEvent, DragSourceEvent, DropTargetEvent, FlavorEvent, HandshakeCompletedEvent, HyperlinkEvent, LineEvent, ListDataEvent, ListSelectionEvent, MenuEvent, NamingEvent, NamingExceptionEvent, NodeChangeEvent, Notification, PopupMenuEvent, PreferenceChangeEvent, PrintEvent, PropertyChangeEvent, RowSetEvent, SSLSessionBindingEvent, TableColumnModelEvent, TableModelEvent, TreeExpansionEvent, TreeModelEvent, TreeSelectionEvent, UndoableEditEvent, UnsolicitedNotificationEvent
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public class EventObject
- extends Object
- implements Serializable
The root class from which all event state objects shall be derived.
All Events 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.
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Since:
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JDK1.1
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See Also:
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Serialized Form
Field Summary protected Object source
The object on which the Event initially occurred. Method Summary Object getSource()
The object on which the Event initially occurred. String toString()
Returns a String representation of this EventObject. source
protected transient Object source
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The object on which the Event initially occurred.
EventObject
public EventObject(Object source)
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Constructs a prototypical Event.
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Parameters:
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source - The object on which the Event initially occurred.
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Throws:
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IllegalArgumentException - if source is null.
getSource
public Object getSource()
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The object on which the Event initially occurred.
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Returns:
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The object on which the Event initially occurred.
toString
public String toString()
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Returns a String representation of this EventObject.
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Overrides:
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toString in class Object
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Returns:
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A a String representation of this EventObject.
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For further API reference and developer documentation, see Java 2 SDK SE Developer Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.
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