Java in a Nutshell, 5th Edition [Electronic resources]

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نمايش فراداده

NodeChangeListenerjava.util.prefs

Java 1.4event listener

This interface defines the methods that an object must implement if it wants to be notified when a child preferences node is added to or removed from a Preferences object. When such an addition or removal occurs, the parent Preferences object passes a NodeChangeEvent object to the appropriate method of any NodeChangeListener objects that have been registered through the Preferences.addNodeChangeListener( ) method.

Figure 16-128. java.util.prefs.NodeChangeListener

public interface

NodeChangeListener extends java.util.EventListener { // Public Instance Methods void

childAdded (NodeChangeEvent

evt ); void

childRemoved (NodeChangeEvent

evt ); }

Passed To

AbstractPreferences.{addNodeChangeListener( ), removeNodeChangeListener( )}, Preferences.{addNodeChangeListener( ), removeNodeChangeListener( )}