org.apache.cocoon.forms.event
Interface ValueChangedListenerEnabled

All Known Implementing Classes:

BooleanField, Field, MultiValueField, Output, Upload

public interface ValueChangedListenerEnabled

Interface to be implemented by Widgets on which ValueChangedListeners can be registered.

Method Summary

void	addValueChangedListener(ValueChangedListener listener)
boolean	hasValueChangedListeners()
void	removeValueChangedListener(ValueChangedListener listener)

Method Detail

addValueChangedListener

public void addValueChangedListener(ValueChangedListener listener)

removeValueChangedListener

public void removeValueChangedListener(ValueChangedListener listener)

hasValueChangedListeners

public boolean hasValueChangedListeners()