/**
* Copyright (C) 2009 eXo Platform SAS.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.exoplatform.webui.core;
import java.util.List;
import org.exoplatform.commons.serialization.api.annotations.Serialized;
import org.exoplatform.webui.application.WebuiRequestContext;
import org.exoplatform.webui.config.annotation.ComponentConfig;
import org.exoplatform.webui.core.lifecycle.Lifecycle;
/**
* Created by The eXo Platform SARL Author : Tuan Nguyen tuan08@users.sourceforge.net May 7, 2006
*
* The decorator of a component
*/
@ComponentConfig(lifecycle = UIComponentDecorator.UIComponentDecoratorLifecycle.class)
@Serialized
public class UIComponentDecorator extends UIComponent {
/**
* The component being decorated
*/
protected UIComponent uicomponent_;
public UIComponent getUIComponent() {
return uicomponent_;
}
public UIComponent setUIComponent(UIComponent uicomponent) {
UIComponent oldOne = uicomponent_;
if (uicomponent_ != null)
uicomponent_.setParent(null);
uicomponent_ = uicomponent;
if (uicomponent_ != null) {
UIComponent oldParent = uicomponent_.getParent();
if (oldParent != null && oldParent != this && oldParent instanceof UIComponentDecorator) {
((UIComponentDecorator) oldParent).setUIComponent(null);
}
uicomponent_.setParent(this);
}
return oldOne;
}
@SuppressWarnings("unchecked")
public <T extends UIComponent> T findComponentById(String id) {
if (getId().equals(id))
return (T) this;
if (uicomponent_ == null)
return null;
return (T) uicomponent_.findComponentById(id);
}
public <T extends UIComponent> T findFirstComponentOfType(Class<T> type) {
if (type.isInstance(this))
return type.cast(this);
if (uicomponent_ == null)
return null;
return uicomponent_.findFirstComponentOfType(type);
}
public <T> void findComponentOfType(List<T> list, Class<T> type) {
if (type.isInstance(this))
list.add(type.cast(this));
if (uicomponent_ == null)
return;
uicomponent_.findComponentOfType(list, type);
}
public void renderChildren() throws Exception {
if (uicomponent_ == null)
return;
uicomponent_.processRender((WebuiRequestContext) WebuiRequestContext.getCurrentInstance());
}
public static class UIComponentDecoratorLifecycle extends Lifecycle<UIComponentDecorator> {
public void processRender(UIComponentDecorator uicomponent, WebuiRequestContext context) throws Exception {
context.getWriter().append("<div class=\"").append(uicomponent.getId()).append("\" id=\"")
.append(uicomponent.getId()).append("\">");
if (uicomponent.uicomponent_ != null) {
uicomponent.uicomponent_.processRender(context);
}
context.getWriter().append("</div>");
}
}
}