org.metawidget.faces.renderkit.html.HtmlSimpleLayoutRenderer Maven / Gradle / Ivy
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// Metawidget
//
// This file is dual licensed under both the LGPL
// (http://www.gnu.org/licenses/lgpl-2.1.html) and the EPL
// (http://www.eclipse.org/org/documents/epl-v10.php). As a
// recipient of Metawidget, you may choose to receive it under either
// the LGPL or the EPL.
//
// Commercial licenses are also available. See http://metawidget.org
// for details.
package org.metawidget.faces.renderkit.html;
import java.io.IOException;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import javax.faces.render.Renderer;
import org.metawidget.faces.FacesUtils;
/**
* Layout to simply output components one after another, with no labels and no structure.
*
* This Layout is suited to rendering single components, or for rendering components whose layout
* relies entirely on CSS. This implementation recognizes the following <f:facet>
* names:
*
*
* after
*
* @author Richard Kennard
*/
public class HtmlSimpleLayoutRenderer
extends Renderer {
//
// Private statics
//
private static final String AFTER_FACET = "after";
//
// Public methods
//
@Override
public void encodeBegin( FacesContext context, UIComponent component )
throws IOException {
ResponseWriter writer = context.getResponseWriter();
// Important to wrap output in something with an id, so that 'label for' can refer to it
writer.startElement( "div", component );
writer.writeAttribute( "id", component.getClientId( context ), "id" );
// Display as 'inline' so as not to affect formatting. However don't use a 'span' because
// we're not allowed to put some tags (i.e. 'div', 'table') inside a 'span'
writer.writeAttribute( "style", "display: inline", null );
super.encodeBegin( context, component );
}
@Override
public void encodeEnd( FacesContext context, UIComponent component )
throws IOException {
super.encodeEnd( context, component );
FacesUtils.render( context, component.getFacet( AFTER_FACET ) );
ResponseWriter writer = context.getResponseWriter();
writer.endElement( "div" );
}
}