/*
* Copyright 2004 The Apache Software Foundation.
*
* Licensed 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.shared_impl.renderkit.html;
import org.apache.myfaces.shared_impl.renderkit.RendererUtils;
import javax.faces.component.UIComponent;
import javax.faces.component.UIViewRoot;
import javax.faces.component.html.HtmlPanelGroup;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import java.io.IOException;
/**
* @author Martin Marinschek
* @version $Revision: $ $Date: $
* <p/>
* $Log: $
*/
public class HtmlGroupRendererBase
extends HtmlRenderer
{
private static final String LAYOUT_BLOCK_VALUE = "block";
public boolean getRendersChildren()
{
return true;
}
public void encodeBegin(FacesContext context, UIComponent component)
throws IOException
{
}
public void encodeChildren(FacesContext context, UIComponent component)
throws IOException
{
}
public void encodeEnd(FacesContext context, UIComponent component)
throws IOException
{
ResponseWriter writer = context.getResponseWriter();
boolean span = false;
// will be SPAN or DIV, depending on the layout attribute value
String layoutElement = HTML.SPAN_ELEM;
HtmlPanelGroup panelGroup = (HtmlPanelGroup) component;
// if layout is 'block', render DIV instead SPAN
String layout = panelGroup.getLayout();
if (layout != null && layout.equals(LAYOUT_BLOCK_VALUE))
{
layoutElement = HTML.DIV_ELEM;
}
if(component.getId()!=null && !component.getId().startsWith(UIViewRoot.UNIQUE_ID_PREFIX))
{
span = true;
writer.startElement(layoutElement, component);
HtmlRendererUtils.writeIdIfNecessary(writer, component, context);
HtmlRendererUtils.renderHTMLAttributes(writer, component, HTML.COMMON_PASSTROUGH_ATTRIBUTES);
}
else
{
span=HtmlRendererUtils.renderHTMLAttributesWithOptionalStartElement(writer,
component,
layoutElement,
HTML.COMMON_PASSTROUGH_ATTRIBUTES);
}
RendererUtils.renderChildren(context, component);
if (span)
{
writer.endElement(layoutElement);
}
}
}