com.sun.webui.jsf.renderkit.html.ImageHyperlinkRenderer Maven / Gradle / Ivy
/*
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
*
* Copyright (c) 2007-2018 Oracle and/or its affiliates. All rights reserved.
*
* The contents of this file are subject to the terms of either the GNU
* General Public License Version 2 only ("GPL") or the Common Development
* and Distribution License("CDDL") (collectively, the "License"). You
* may not use this file except in compliance with the License. You can
* obtain a copy of the License at
* https://oss.oracle.com/licenses/CDDL+GPL-1.1
* or LICENSE.txt. See the License for the specific
* language governing permissions and limitations under the License.
*
* When distributing the software, include this License Header Notice in each
* file and include the License file at LICENSE.txt.
*
* GPL Classpath Exception:
* Oracle designates this particular file as subject to the "Classpath"
* exception as provided by Oracle in the GPL Version 2 section of the License
* file that accompanied this code.
*
* Modifications:
* If applicable, add the following below the License Header, with the fields
* enclosed by brackets [] replaced by your own identifying information:
* "Portions Copyright [year] [name of copyright owner]"
*
* Contributor(s):
* If you wish your version of this file to be governed by only the CDDL or
* only the GPL Version 2, indicate your decision by adding "[Contributor]
* elects to include this software in this distribution under the [CDDL or GPL
* Version 2] license." If you don't indicate a single choice of license, a
* recipient has the option to distribute your version of this file under
* either the CDDL, the GPL Version 2 or to extend the choice of license to
* its licensees as provided above. However, if you add GPL Version 2 code
* and therefore, elected the GPL Version 2 license, then the option applies
* only if the new code is made subject to such option by the copyright
* holder.
*/
package com.sun.webui.jsf.renderkit.html;
import com.sun.faces.annotation.Renderer;
import com.sun.webui.jsf.component.ImageHyperlink;
import com.sun.webui.jsf.util.ConversionUtilities;
import com.sun.webui.jsf.util.RenderingUtilities;
import java.io.IOException;
import javax.faces.component.UIComponent;
import java.util.Map;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
/**
* This class is responsible for rendering the {@link ImageHyperlink} component for the
* HTML Render Kit.
The {@link ImageHyperlink} component can be used as an anchor, a
* plain hyperlink or a hyperlink that submits the form depending on how the
* properites are filled out for the component
*/
@Renderer(@Renderer.Renders(componentFamily = "com.sun.webui.jsf.ImageHyperlink"))
public class ImageHyperlinkRenderer extends HyperlinkRenderer {
// -------------------------------------------------------- Static Variables
// for positioning of the label.
private static final String LABEL_LEFT = "left"; //NOI8N
private static final String LABEL_RIGHT = "right"; //NOI8N
// -------------------------------------------------------- Renderer Methods
@Override
protected void finishRenderAttributes(FacesContext context,
UIComponent component,
ResponseWriter writer)
throws IOException {
//create an image component based on image attributes
//write out image as escaped text
//TODO: suppress the text field from the XML
ImageHyperlink ilink = (ImageHyperlink) component;
// If there is no text property set, then label == null which prevents
// rendering anything at all
//
Object text = ilink.getText();
String label = (text == null) ? null : ConversionUtilities.convertValueToString(component, text);
String textPosition = ilink.getTextPosition();
if (label != null && textPosition.equalsIgnoreCase(LABEL_LEFT)) {
writer.writeText(label, null);
writer.write(" ");
}
// ImageURL
UIComponent ic = ilink.getImageFacet();
if (ic != null) {
// GF-required 508 change
Map atts = ic.getAttributes();
Object value = atts.get("alt");
if ((value == null) || (value.equals(""))) {
atts.put("alt", label);
}
value = atts.get("toolTip");
if ((value == null) || (value.equals(""))) {
atts.put("toolTip", label);
}
RenderingUtilities.renderComponent(ic, context);
}
if (label != null && textPosition.equalsIgnoreCase(LABEL_RIGHT)) {
writer.write(" ");
writer.writeText(label, null);
}
}
// --------------------------------------------------------- Private Methods
}