IFormComponentChangeObservable.java

package fr.openwide.core.wicket.more.markup.html.form.observer;

import org.apache.wicket.ajax.AjaxRequestTarget;


public interface IFormComponentChangeObservable {
	void notify(AjaxRequestTarget target);
	
	void subscribe(IFormComponentChangeObserver observer);
	
	void unsubscribe(IFormComponentChangeObserver observer);
	
	/**
	 * @return True if the observed form component is being submitted via Ajax using the observer mechanism (in the current request cycle).
	 */
	boolean isBeingSubmitted();
}