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$URL: https://source.sakaiproject.org/svn/jsf/tags/sakai-10.0/jsf-widgets/src/java/org/sakaiproject/jsf/renderer/StylesheetRenderer.java $ $Id: StylesheetRenderer.java 105077 2012-02-24 22:54:29Z ottenhoff@longsight.com $ Copyright (c) 2003, 2004, 2005, 2006, 2008 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.jsf.renderer;
 
 

Description:

Render a stylesheet link for the value of our component's path attribute, prefixed by the context path of this web application.

Based on example code by Sun Microsystems.

Copyright: Copyright (c) 2004

Organization: Sakai Project

Author(s):
Ed Smiley
Version:
$Id: StylesheetRenderer.java 105077 2012-02-24 22:54:29Z ottenhoff@longsight.com $
 
 
 public class StylesheetRenderer extends Renderer
 {
 
   public boolean supportsComponentType(UIComponent component)
   {
     return (component instanceof UIOutput);
   }
 
   public void decode(FacesContext contextUIComponent component)
   {
   }
 
   public void encodeBegin(FacesContext contextUIComponent component)
     throws IOException
   {
     ;
   }
 
   public void encodeChildren(FacesContext contextUIComponent component)
     throws IOException
   {
     ;
   }

  

Render a relative HTML <link> element for a text/css stylesheet at the specified context-relative path.

Parameters:
context FacesContext for the request we are processing
component UIComponent to be rendered
Throws:
java.io.IOException if an input/output error occurs while rendering
java.lang.NullPointerException if context or component is null
 
   public void encodeEnd(FacesContext contextUIComponent component)
     throws IOException
   {
 
     if (!component.isRendered())
     {
       return;
      }
 
     ResponseWriter writer = context.getResponseWriter();
 
     String contextPath = (String)
       RendererUtil.getAttribute(contextcomponent"contextBase");
     if (contextPath==null || "".equals(contextPath))
     {
       contextPath = context.getExternalContext().getRequestContextPath();
     }
 
    writer.write("<link rel=\"stylesheet\" type=\"text/css\" href=\"");
    writer.write(contextPath);
    writer.write( (String) RendererUtil.getAttribute(contextcomponent"path"));
    writer.write("\"/>");
  }
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