org.richfaces.view.facelets.html.AttachQueueHandler Maven / Gradle / Ivy

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 * Copyright 2010, Red Hat, Inc. and individual contributors
 * by the @authors tag. See the copyright.txt in the distribution for a
 * full listing of individual contributors.
 *
 * This is free software; you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as
 * published by the Free Software Foundation; either version 2.1 of
 * the License, or (at your option) any later version.
 *
 * This software 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 software; if not, write to the Free
 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
 */
package org.richfaces.view.facelets.html;

import javax.faces.component.UIComponent;
import javax.faces.view.facelets.ComponentConfig;
import javax.faces.view.facelets.ComponentHandler;
import javax.faces.view.facelets.FaceletContext;

import org.richfaces.component.AbstractAttachQueue;

/**
 * @author Nick Belaevski
 *
 */
public class AttachQueueHandler extends ComponentHandler {
    /**
     * @param config
     */
    public AttachQueueHandler(ComponentConfig config) {
        super(config);
    }

    @Override
    public void onComponentCreated(FaceletContext ctx, UIComponent c, UIComponent parent) {
        super.onComponentCreated(ctx, c, parent);

        AbstractAttachQueue attachQueue = ((AbstractAttachQueue) c);
        boolean associateWithParent = true;

        AttachQueueStack attachQueueStack = AttachQueueStack.getStack(ctx.getFacesContext(), false);
        if (attachQueueStack != null) {
            AttachQueueInfo attachQueueInfo = attachQueueStack.peek();
            if (attachQueueInfo != null) {
                UIComponent queueInfoParent = attachQueueInfo.getParentComponent();
                if (queueInfoParent.equals(parent)) {
                    attachQueueInfo.setAttachQueue(attachQueue);
                    associateWithParent = false;
                }
            }
        }

        if (associateWithParent) {
            attachQueue.associateWith(parent);
        }
    }
}