| /******************************************************************************* |
| * Copyright (c) 2006 Sybase, Inc. and others. |
| * |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http:// www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * Sybase, Inc. - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.jst.pagedesigner.jsf.ui.converter.jsfhtml; |
| |
| import org.eclipse.jst.jsf.core.internal.tld.IJSFConstants; |
| import org.eclipse.jst.pagedesigner.IHTMLConstants; |
| import org.eclipse.jst.pagedesigner.converter.AbstractTagConverter; |
| import org.eclipse.jst.pagedesigner.converter.ConverterUtil; |
| import org.eclipse.jst.pagedesigner.converter.JSFConverterUtil; |
| import org.w3c.dom.Element; |
| |
| /** |
| * @author mengbo |
| * @version 1.5 |
| */ |
| public class GraphicImageTagConveter extends AbstractTagConverter |
| { |
| |
| /** |
| * @param host |
| */ |
| public GraphicImageTagConveter(Element host) |
| { |
| super(host); |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jst.pagedesigner.converter.AbstractTagConverter#doConvertRefresh() |
| */ |
| protected Element doConvertRefresh() |
| { |
| Element hostEle = getHostElement(); |
| // Renders an HTML "img" element. |
| Element imgEle = createElement(IHTMLConstants.TAG_IMG); |
| |
| JSFConverterUtil.copyAllAttributes(hostEle, imgEle, null); |
| |
| // If the "styleClass" attribute is specified, render its value as |
| // the value of the "class" attribute. |
| ConverterUtil.copyAttribute(hostEle, IJSFConstants.ATTR_STYLECLASS, imgEle, IHTMLConstants.ATTR_CLASS); |
| imgEle.removeAttribute(IJSFConstants.ATTR_STYLECLASS); |
| |
| // Render the clientId as the value of the "id" attribute. |
| // Render the value of the component as the value of the "src" |
| // attribute, after passing it to the getResourceUR() method |
| // of the ViewHandler for this application, and passing the |
| // result through the encodeResourceURL() method of the |
| // ExternalContext. |
| String src = getSrc(hostEle); |
| if (src != null) |
| { |
| imgEle.setAttribute(IHTMLConstants.ATTR_SRC, src); |
| } |
| return imgEle; |
| } |
| |
| /** |
| * @param hostEle |
| * @return |
| */ |
| private String getSrc(Element hostEle) |
| { |
| // TODO: need revisit the spec for special URL converting |
| // for this element |
| String value = hostEle.getAttribute(IJSFConstants.ATTR_VALUE); |
| if (value == null) |
| { |
| // Context-relative URL to retrieve the resource associated |
| // with this component. This is an alias for the "value" |
| // property. |
| value = hostEle.getAttribute(IJSFConstants.ATTR_URL); |
| } |
| if (value != null) |
| { |
| value = mapValue(value); |
| value = mapURL(value); |
| } |
| return value; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jst.pagedesigner.converter.ITagConverter#isMultiLevel() |
| */ |
| public boolean isMultiLevel() |
| { |
| return true; |
| } |
| |
| /* (non-Javadoc) |
| * @see org.eclipse.jst.pagedesigner.converter.ITagConverter#isWidget() |
| */ |
| public boolean isWidget() |
| { |
| return true; |
| } |
| |
| } |