org.primefaces.renderkit.BodyRenderer Maven / Gradle / Ivy
/*
* Copyright 2009-2014 PrimeTek.
*
* 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.primefaces.renderkit;
import java.io.IOException;
import java.util.List;
import java.util.ListIterator;
import javax.faces.component.UIComponent;
import javax.faces.component.UIViewRoot;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import org.primefaces.context.RequestContext;
import org.primefaces.util.HTML;
public class BodyRenderer extends CoreRenderer {
public void encodeBegin(FacesContext context, UIComponent component) throws IOException {
ResponseWriter writer = context.getResponseWriter();
String clientId = component.getClientId(context);
writer.startElement("body", component);
if (shouldWriteId(component)) {
writer.writeAttribute("id", clientId, "id");
}
String styleClass = (String) component.getAttributes().get("styleClass");
if (styleClass != null && styleClass.length() != 0) {
writer.writeAttribute("class", styleClass, "styleClass");
}
renderPassThruAttributes(context, component, HTML.BODY_ATTRS);
}
public void encodeEnd(FacesContext context, UIComponent component) throws IOException {
ResponseWriter writer = context.getResponseWriter();
RequestContext requestContext = RequestContext.getCurrentInstance();
encodeResources(context);
if (!requestContext.isAjaxRequest()) {
encodeOnloadScripts(writer, requestContext);
}
writer.endElement("body");
}
protected void encodeOnloadScripts(ResponseWriter writer, RequestContext context) throws IOException {
List scripts = context.getScriptsToExecute();
if (!scripts.isEmpty()) {
writer.startElement("script", null);
writer.writeAttribute("type", "text/javascript", null);
writer.write("$(function(){");
for (int i = 0; i < scripts.size(); i++) {
writer.write(scripts.get(i));
writer.write(';');
}
writer.write("});");
writer.endElement("script");
}
}
protected void encodeResources(FacesContext context) throws IOException {
UIViewRoot viewRoot = context.getViewRoot();
ListIterator iter = (viewRoot.getComponentResources(context, "body")).listIterator();
while (iter.hasNext()) {
UIComponent resource = (UIComponent) iter.next();
resource.encodeAll(context);
}
}
}