org.springframework.faces.ui.DojoStyleRenderer Maven / Gradle / Ivy
/*
* Copyright 2004-2008 the original author or authors.
*
* Licensed under the Apache 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.apache.org/licenses/LICENSE-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.springframework.faces.ui;
import java.io.IOException;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.render.Renderer;
import org.springframework.faces.ui.resource.ResourceHelper;
/**
* {@link Renderer} implementation that renders the CSS resources required by Dojo's widget system.
*
* @author Jeremy Grelle
*
*/
public class DojoStyleRenderer extends Renderer {
private static final String THEME_PATH_ATTR = "themePath";
private static final String THEME_ATTR = "theme";
public void encodeBegin(FacesContext context, UIComponent component) throws IOException {
String themePath = DojoConstants.DIJIT_THEME_PATH;
String theme = DojoConstants.DEFAULT_DIJIT_THEME;
if (component.getAttributes().containsKey(THEME_PATH_ATTR)) {
themePath = (String) component.getAttributes().get(THEME_PATH_ATTR);
context.getViewRoot().getAttributes().put(DojoConstants.CUSTOM_THEME_PATH_SET, Boolean.TRUE);
}
if (component.getAttributes().containsKey(THEME_ATTR)) {
theme = (String) component.getAttributes().get(THEME_ATTR);
context.getViewRoot().getAttributes().put(DojoConstants.CUSTOM_THEME_SET, Boolean.TRUE);
}
ResourceHelper.renderStyleLink(context, themePath + theme + "/" + theme + ".css");
}
}