/**
* VisibleRenderer - Renderer which simply hides or shows a component.
*
* Copyright (c) 2002
* Marty Phelan, All rights reserved.
*
* This library 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 library 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 library; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*
*/
package com.taursys.xml.render;
import com.taursys.xml.Component;
import com.taursys.xml.event.RenderException;
/**
* VisibleRenderer is a Renderer which simply hides or shows a component.
* @author Marty Phelan
* @version 1.0
*/
public class VisibleRenderer extends AbstractRenderer {
/**
* Constructs a new VisibleRenderer for the given Component
* @param c component which this renderer belongs to
*/
public VisibleRenderer(Component c) {
super(c);
}
/**
* Renders the Component by simply adding or removing it from the document.
* This is done based on the component's visible property.
* @throws RenderException if any problem occurs during rendering
*/
public void render() throws RenderException {
init();
if (getComponent().isVisible()) {
restoreSelf();
} else {
removeSelf();
}
}
}