/*
* 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.shared.renderkit.html;
import org.apache.myfaces.shared.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: 1187701 $ $Date: 2011-10-22 12:21:54 +0000 (Sat, 22 Oct 2011) $
* <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);
if (isCommonPropertiesOptimizationEnabled(context))
{
CommonPropertyUtils.renderCommonPassthroughProperties(writer,
CommonPropertyUtils.getCommonPropertiesMarked(component), component);
}
else
{
HtmlRendererUtils.renderHTMLAttributes(writer, component, HTML.COMMON_PASSTROUGH_ATTRIBUTES);
}
}
else
{
if (isCommonPropertiesOptimizationEnabled(context))
{
long commonPropertiesMarked = CommonPropertyUtils.getCommonPropertiesMarked(component);
if (commonPropertiesMarked > 0)
{
span = true;
writer.startElement(layoutElement, component);
HtmlRendererUtils.writeIdIfNecessary(writer, component, context);
CommonPropertyUtils.renderCommonPassthroughProperties(writer, commonPropertiesMarked, component);
}
}
else
{
span=HtmlRendererUtils.renderHTMLAttributesWithOptionalStartElement(writer,
component,
layoutElement,
HTML.COMMON_PASSTROUGH_ATTRIBUTES);
}
}
RendererUtils.renderChildren(context, component);
if (span)
{
writer.endElement(layoutElement);
}
}
}