ExternalImage.java

/**
 * $URL: https://source.sakaiproject.org/svn/sitestats/trunk/sitestats-tool/src/java/org/sakaiproject/sitestats/tool/wicket/components/ExternalImage.java $
 * $Id: ExternalImage.java 105078 2012-02-24 23:00:38Z ottenhoff@longsight.com $
 *
 * Copyright (c) 2006-2009 The Sakai Foundation
 *
 * Licensed under the Educational Community 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.opensource.org/licenses/ECL-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.sakaiproject.sitestats.tool.wicket.components;

import org.apache.wicket.AttributeModifier;
import org.apache.wicket.markup.ComponentTag;
import org.apache.wicket.markup.html.WebComponent;
import org.apache.wicket.model.Model;

public class ExternalImage extends WebComponent {
	private static final long	serialVersionUID	= 1L;

	public ExternalImage(String id, String imageUrl) {
	    super(id);
	    add(new AttributeModifier("src", true, new Model(imageUrl)));
	    setVisible(!(imageUrl==null || imageUrl.equals("")));
	}

	protected void onComponentTag(ComponentTag tag) {
		super.onComponentTag(tag);
		checkComponentTag(tag, "img");
		tag.addBehavior(new AttributeModifier("id", true, new Model(getMarkupId())));
	}

}