org.sakaiproject.jsf2.renderer.ViewTitleRenderer Maven / Gradle / Ivy

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This is the Maven project for the custom JSF 2 widgets. The widgets and the resources projects are closely tied together. These widgets will be deployed as a jar file containing Sakai JSF 2 widgets (components). Web applications can include this jar in order to use the Sakai JSF 2 widgets in a JSF tool.

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/**********************************************************************************
Copyright (c) 2018 Apereo 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://opensource.org/licenses/ecl2

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.jsf2.renderer;

import java.io.IOException;

import javax.faces.component.UIComponent;
import javax.faces.component.UIOutput;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import javax.faces.render.Renderer;

import org.sakaiproject.jsf2.util.RendererUtil;


public class ViewTitleRenderer extends Renderer
{
	public boolean supportsComponentType(UIComponent component)
	{
		return (component instanceof UIOutput);
	}

	public void encodeBegin(FacesContext context, UIComponent component) throws IOException
	{
		if (!component.isRendered()) return;

		ResponseWriter writer = context.getResponseWriter();
		writer.startElement("h3", null);

		// TODO: Should we really write out the ID?  Is there any need for this in this tag?
//		String id = (String) RendererUtil.getAttribute(context, component, "id");
//		if (id != null)
//		{
//			writer.writeAttribute("id", id, null);
//		}

		String cssClass = "insColor insBak insBorder";
		Integer indent = (Integer) RendererUtil.getAttribute(context, component, "indent");
		if (indent != null)
		{
			cssClass = cssClass + " indnt"+indent;
		}
		writer.writeAttribute("class", cssClass, null);
		writer.writeText((String) RendererUtil.getAttribute(context, component, "value"), null);
	}

	/**
	 * @param context FacesContext for the request we are processing
	 * @param component UIComponent to be rendered
	 * @exception IOException if an input/output error occurs while rendering
	 * @exception NullPointerException if context or component is null
	 */
	public void encodeEnd(FacesContext context, UIComponent component) throws IOException
	{
		if (!component.isRendered()) return;

		ResponseWriter writer = context.getResponseWriter();
		writer.endElement("h3");
	}
}