/**
* License Agreement.
*
* JBoss RichFaces - Ajax4jsf Component Library
*
* Copyright (C) 2007 Exadel, Inc.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License version 2.1 as published by the Free Software Foundation.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
package org.richfaces.component.events;
import javax.faces.context.FacesContext;
import javax.faces.el.MethodBinding;
import javax.faces.event.AbortProcessingException;
import javax.faces.event.FacesEvent;
import org.ajax4jsf.event.AjaxEvent;
import org.richfaces.event.AjaxExpandedEvent;
import org.richfaces.event.AjaxSelectedEvent;
import org.richfaces.event.DragEvent;
import org.richfaces.event.DropEvent;
import org.richfaces.event.NodeExpandedEvent;
import org.richfaces.event.NodeSelectedEvent;
import org.richfaces.event.TreeListenerEventsProducer;
/**
* @author Nick Belaevski - nbelaevski@exadel.com created 29.11.2006
* Utility class to invoke event listener bindings of {@link TreeListenerEventsProducer} instances
*/
public class TreeEvents {
/**
* Invoke listener bindings
* @param eventsProducer bindings source
* @param event event to pass as argument
* @param context faces context
* @throws AbortProcessingException
*/
public static void invokeListenerBindings(TreeListenerEventsProducer eventsProducer,
FacesEvent event, FacesContext context)
throws AbortProcessingException {
MethodBinding binding = null;
if (event instanceof NodeExpandedEvent) {
binding = eventsProducer.getChangeExpandListener();
if (event instanceof AjaxExpandedEvent) {
new AjaxEvent(event.getComponent()).queue();
}
} else if (event instanceof AjaxSelectedEvent) {
if (eventsProducer.hasAjaxSubmitSelection()) {
binding = eventsProducer.getNodeSelectListener();
new AjaxEvent(event.getComponent()).queue();
}
} else if (event instanceof NodeSelectedEvent) {
binding = eventsProducer.getNodeSelectListener();
} else if (event instanceof DropEvent) {
if (((DropEvent) event).isValid()) {
binding = eventsProducer.getDropListener();
}
} else if (event instanceof DragEvent) {
if (((DragEvent) event).isValid()) {
binding = eventsProducer.getDragListener();
}
}
if (binding != null) {
binding.invoke(context, new Object[] { event });
}
}
}