Package uk.ac.starlink.util.gui
Class WeakItemListener
java.lang.Object
uk.ac.starlink.util.gui.WeakItemListener
- All Implemented Interfaces:
ItemListener
,EventListener
Item listener which delegates to another one as long as it is
reachable, but only retains a weak reference to it.
Adding a listener to an object in this way will not prevent the listener
(and any of its references) from being garbage collected.
- Since:
- 20 Jan 2005
- Author:
- Mark Taylor
-
Constructor Summary
ConstructorsConstructorDescriptionWeakItemListener
(ItemListener base) Constructs a new listener based on an existing one. -
Method Summary
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Constructor Details
-
WeakItemListener
Constructs a new listener based on an existing one.- Parameters:
base
- listener
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Method Details
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itemStateChanged
- Specified by:
itemStateChanged
in interfaceItemListener
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