/*
* 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.trinidadinternal.ui.laf.xml.parse;
import org.apache.myfaces.trinidad.logging.TrinidadLogger;
import org.apache.myfaces.trinidad.skin.Icon;
import org.apache.myfaces.trinidadinternal.share.xml.BaseNodeParser;
import org.apache.myfaces.trinidadinternal.share.xml.NodeParser;
import org.apache.myfaces.trinidadinternal.share.xml.ParseContext;
import org.apache.myfaces.trinidadinternal.skin.icon.ContextImageIcon;
import org.apache.myfaces.trinidadinternal.skin.icon.URIImageIcon;
import org.apache.myfaces.trinidadinternal.style.Style;
import org.apache.myfaces.trinidadinternal.ui.laf.xml.XMLConstants;
import org.xml.sax.Attributes;
import org.xml.sax.SAXParseException;
/**
* NodeParser for ImageIcons.
*
* @version $Name: $ ($Revision: adfrt/faces/adf-faces-impl/src/main/java/oracle/adfinternal/view/faces/ui/laf/xml/parse/ImageIconParser.java#0 $) $Date: 10-nov-2005.18:50:39 $
* @deprecated This class comes from the old Java 1.2 UIX codebase and should not be used anymore.
*/
@Deprecated
public class ImageIconParser extends BaseNodeParser implements XMLConstants
{
/**
* Override of LeafNodeParser.getNodeValue().
* Returns a ComponentNode.
*/
@Override
public void startElement(
ParseContext context,
String namespaceURI,
String localName,
Attributes attrs
) throws SAXParseException
{
// Get URI attrs
_uri = getRequiredAttribute(context, attrs, URI_ATTR);
_rtlURI = attrs.getValue(RTL_URI_ATTR);
// Get size attrs
_width = _getSizeAttr(attrs, WIDTH_ATTR);
_height = _getSizeAttr(attrs, HEIGHT_ATTR);
// Get style class attr
_styleClass = attrs.getValue(STYLE_CLASS_ATTR);
}
/**
* Override of BaseNodeParser.endElement();
*/
@Override
public Object endElement(
ParseContext context,
String namespaceURI,
String localName) throws SAXParseException
{
Icon icon = null;
if (CONTEXT_IMAGE_NAME.equals(localName))
{
icon = new ContextImageIcon(_uri,
_rtlURI,
_width,
_height,
_styleClass,
_inlineStyle);
}
else if (URI_IMAGE_NAME.equals(localName))
{
icon = new URIImageIcon(_uri,
_rtlURI,
_width,
_height,
_styleClass,
_inlineStyle);
}
assert (icon != null);
return icon;
}
/**
* Override of BaseNodeParser.startChildElement() for
* handling <inlineStyle> child elements.
*/
@Override
public NodeParser startChildElement(
ParseContext context,
String namespaceURI,
String localName,
Attributes attrs) throws SAXParseException
{
if (INLINE_STYLE_NAME.equals(localName))
return context.getParser(Style.class, namespaceURI, localName);
return null;
}
/**
* Override of BaseNodeParser.addCompletedChild() for adding
* <inlineStyle> children.
*/
@Override
public void addCompletedChild(
ParseContext context,
String namespaceURI,
String localName,
Object child) throws SAXParseException
{
_inlineStyle = (Style)child;
}
// Returns the size attribute (width/height) value
// as an Integer
private Integer _getSizeAttr(
Attributes attrs,
String attrName
)
{
String value = attrs.getValue(attrName);
if (value == null)
return null;
try
{
int intValue = Integer.parseInt(value);
// =-=ags Should we check to make sure that we
// don't have a negative value?
return intValue;
}
catch (NumberFormatException e)
{
_LOG.warning(e);
}
return null;
}
private String _uri;
private String _rtlURI;
private Integer _width;
private Integer _height;
private String _styleClass;
private Style _inlineStyle;
private static final TrinidadLogger _LOG = TrinidadLogger.createTrinidadLogger(ImageIconParser.class);
}