VetoSystemOption (NetBeans APIs) - NetBeans API Javadoc 4.1.0

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org.openide.options
Class VetoSystemOption

java.lang.Object
  org.openide.util.SharedClassObject
      org.openide.options.SystemOption
          org.openide.options.VetoSystemOption

All Implemented Interfaces:: Externalizable, HelpCtx.Provider, Serializable

public abstract class VetoSystemOption
extends SystemOption

Extends the functionality of SystemOption by providing support for veto listeners.

See Also:: Serialized Form

Constructor Summary

VetoSystemOption()
          Default constructor.

Method Summary

void addVetoableChangeListener(VetoableChangeListener list)
          Add a new veto listener to all instances of this exact class.

void fireVetoableChange(String name, Object oldValue, Object newValue)
          Fire a property change event.

void removeVetoableChangeListener(VetoableChangeListener list)
          Remove a veto listener from all instances of this exact class.

Methods inherited from class org.openide.options.SystemOption

clearSharedData, displayName, firePropertyChange, getHelpCtx, getName, isReadExternal, isWriteExternal, readExternal, reset, writeExternal

Methods inherited from class org.openide.util.SharedClassObject

addNotify, addPropertyChangeListener, equals, finalize, findObject, findObject, getLock, getProperty, hashCode, initialize, putProperty, putProperty, removeNotify, removePropertyChangeListener, writeReplace

Methods inherited from class java.lang.Object

clone, getClass, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

VetoSystemOption

public VetoSystemOption()

Default constructor.

Method Detail

addVetoableChangeListener

public final void addVetoableChangeListener(VetoableChangeListener list)

Add a new veto listener to all instances of this exact class.

Parameters:: list - the listener to add

removeVetoableChangeListener

public final void removeVetoableChangeListener(VetoableChangeListener list)

Remove a veto listener from all instances of this exact class.

Parameters:: list - the listener to remove

fireVetoableChange

public final void fireVetoableChange(String name,
                                     Object oldValue,
                                     Object newValue)
                              throws PropertyVetoException

Fire a property change event.

Parameters:: name - the name of the property; oldValue - the old value; newValue - the new value
Throws:: PropertyVetoException - if the change is vetoed