java.awt.event
public abstract class FocusAdapter extends Object implements FocusListener
FocusListener
and implements all
methods with empty bodies. This allows a listener interested in
implementing only a subset of the FocusListener
interface to
extend this class and override only the desired methods.
Since: 1.1
See Also: FocusEvent FocusListener
UNKNOWN: updated to 1.4
Constructor Summary | |
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FocusAdapter()
Do nothing default constructor for subclasses. |
Method Summary | |
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void | focusGained(FocusEvent event)
Implements this method from the interface with an empty body.
|
void | focusLost(FocusEvent event)
Implements this method from the interface with an empty body.
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Parameters: event the event, ignored in this implementation
Parameters: event the event, ignored in this implementation