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java.lang.Objectjava.awt.event.FocusAdapter
public abstract class FocusAdapter
This class implements 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.
FocusEvent
,
FocusListener
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. |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public FocusAdapter()
Method Detail |
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public void focusGained(FocusEvent event)
focusGained
in interface FocusListener
event
- the event, ignored in this implementationpublic void focusLost(FocusEvent event)
focusLost
in interface FocusListener
event
- the event, ignored in this implementation
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