org.apache.myfaces.view.facelets.tag.jsf.html.HtmlOutputStylesheetHandler Maven / Gradle / Ivy

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The private implementation classes of the Apache MyFaces Core JSF-2.0 Implementation

There is a newer version: 4.1.0-RC2

/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */
package org.apache.myfaces.view.facelets.tag.jsf.html;

import java.util.Iterator;

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

import org.apache.myfaces.buildtools.maven2.plugin.builder.annotation.JSFFaceletTag;
import org.apache.myfaces.view.facelets.FaceletCompositionContext;
import org.apache.myfaces.view.facelets.el.CompositeComponentELUtils;
import org.apache.myfaces.view.facelets.tag.jsf.ComponentSupport;
import org.apache.myfaces.view.facelets.tag.jsf.RelocatableResourceHandler;

/**
 * 
 * @since 2.0
 * @author Leonardo Uribe (latest modification by $Author: lu4242 $)
 * @version $Revision: 931412 $ $Date: 2010-04-06 21:56:36 -0500 (Mar, 06 Abr 2010) $
 */
@JSFFaceletTag(
        name = "h:outputStylesheet",
        componentClass = "org.apache.myfaces.view.facelets.tag.jsf.html._HtmlOutputStylesheet")
public class HtmlOutputStylesheetHandler extends HtmlComponentHandler implements RelocatableResourceHandler
{

    public HtmlOutputStylesheetHandler(ComponentConfig config)
    {
        super(config);
    }

    public UIComponent findChildByTagId(FaceletContext ctx, UIComponent parent,
            String id)
    {
        UIComponent c = null;
        UIViewRoot root = ComponentSupport.getViewRoot(ctx, parent);
        if (root.getFacetCount() > 0)
        {
            Iterator itr = root.getFacets().values().iterator();
            while (itr.hasNext() && c == null)
            {
                UIComponent facet = itr.next();
                c = ComponentSupport.findChildByTagId(facet, id);
            }
        }
        return c;
    }

    @Override
    public void onComponentCreated(FaceletContext ctx, UIComponent c,
            UIComponent parent)
    {
        UIComponent parentCompositeComponent = FaceletCompositionContext.getCurrentInstance(ctx).getCompositeComponentFromStack();
        if (parentCompositeComponent != null)
        {
            c.getAttributes().put(CompositeComponentELUtils.LOCATION_KEY, parentCompositeComponent.getAttributes().get(CompositeComponentELUtils.LOCATION_KEY));
        }
    }

}