SecRolegroupGroupListModelItemRenderer.java

/**
 * Copyright 2010 the original author or authors.
 * 
 * This file is part of Zksample2. http://zksample2.sourceforge.net/
 *
 * Zksample2 is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 * 
 * Zksample2 is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Zksample2.  If not, see <http://www.gnu.org/licenses/gpl.html>.
 */
package de.forsthaus.webui.security.rolegroup.model;

import java.io.Serializable;

import org.apache.log4j.Logger;
import org.zkoss.zkplus.spring.SpringUtil;
import org.zkoss.zul.Checkbox;
import org.zkoss.zul.Listcell;
import org.zkoss.zul.Listitem;
import org.zkoss.zul.ListitemRenderer;

import de.forsthaus.backend.model.SecGroup;
import de.forsthaus.backend.model.SecRole;
import de.forsthaus.backend.service.SecurityService;
import de.forsthaus.webui.util.SelectionCtrl;

/**
 * Item renderer for listitems in the listbox.
 * 
 * @author bbruhns
 * @author sgerth
 * 
 */
public class SecRolegroupGroupListModelItemRenderer implements ListitemRenderer, Serializable {

	private static final long serialVersionUID = 1L;
	private static final Logger logger = Logger.getLogger(SecRolegroupGroupListModelItemRenderer.class);

	private final SelectionCtrl<SecRole> parentController;
	private transient SecurityService securityService;

	public SecurityService getSecurityService() {
		if (this.securityService == null) {
			this.securityService = (SecurityService) SpringUtil.getBean("securityService");
			setSecurityService(this.securityService);
		}
		return this.securityService;
	}

	public void setSecurityService(SecurityService securityService) {
		this.securityService = securityService;
	}

	public SecRolegroupGroupListModelItemRenderer(SelectionCtrl<SecRole> ctrl) {
		this.parentController = ctrl;
	}

	@Override
	public void render(Listitem item, Object data) throws Exception {

		final SecGroup group = (SecGroup) data;

		Listcell lc = new Listcell();
		final Checkbox cb = new Checkbox();

		// get the role for which we pull the data
		final SecRole role = this.parentController.getSelected();

		//
		if (role != null) {
			if (getSecurityService().isGroupInRole(group, role)) {
				cb.setChecked(true);
			} else {
				cb.setChecked(false);
			}
		} else {
			cb.setChecked(false);
		}

		lc.appendChild(cb);
		lc.setParent(item);

		lc = new Listcell(group.getGrpShortdescription());
		lc.setParent(item);

		// lc = new Listcell();
		// Image img = new Image();
		// img.setSrc("/images/icons/page_detail.gif");
		// lc.appendChild(img);
		// lc.setParent(item);

		item.setAttribute("data", data);
		// ComponentsCtrl.applyForward(img, "onClick=onImageClicked");
		// ComponentsCtrl.applyForward(item, "onClick=onClicked");
		// ComponentsCtrl.applyForward(item, "onDoubleClick=onDoubleClicked");

	}
}