Interface java.beans.VetoableChangeListener 
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Interface java.beans.VetoableChangeListener

public interface VetoableChangeListener
extends Object
extends EventListener
A VetoableChange event gets fired whenever a bean changes a "constrained" property. You can register a VetoableChangeListener with a source bean so as to be notified of any constrained property updates.

Method Index

o vetoableChange(PropertyChangeEvent)
This method gets called when a constrained property is changed.

Methods

o vetoableChange 
  public abstract void vetoableChange(PropertyChangeEvent evt) throws PropertyVetoException
This method gets called when a constrained property is changed. The recipient may throw a PropertyVetoException if it wishes the property change to be rolled-back.

Parameters:
evt - A PropertyChangeEvent object describing the event source and the property that has changed. 
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