/*
* 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.component.clock;
import java.io.IOException;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import org.primefaces.context.RequestContext;
import org.primefaces.renderkit.CoreRenderer;
import org.primefaces.util.WidgetBuilder;
public class ClockRenderer extends CoreRenderer {
@Override
public void decode(FacesContext context, UIComponent component) {
Clock clock = (Clock) component;
if(clock.isSyncRequest()) {
RequestContext.getCurrentInstance().addCallbackParam("datetime", System.currentTimeMillis());
context.renderResponse();
}
}
@Override
public void encodeEnd(FacesContext context, UIComponent component) throws IOException {
Clock clock = (Clock) component;
encodeMarkup(context, clock);
encodeScript(context, clock);
}
protected void encodeMarkup(FacesContext context, Clock clock) throws IOException {
ResponseWriter writer = context.getResponseWriter();
writer.startElement("span", clock);
writer.writeAttribute("id", clock.getClientId(), null);
writer.writeAttribute("class", Clock.STYLE_CLASS, null);
writer.endElement("span");
}
protected void encodeScript(FacesContext context, Clock clock) throws IOException {
String clientId = clock.getClientId(context);
String mode = clock.getMode();
WidgetBuilder wb = getWidgetBuilder(context);
wb.init("Clock", clock.resolveWidgetVar(), clientId);
wb.attr("mode", mode)
.attr("pattern", clock.getPattern(), null)
.attr("locale", context.getViewRoot().getLocale().toString());
if(mode.equals("server")) {
wb.attr("value", System.currentTimeMillis());
if(clock.isAutoSync()) {
wb.attr("autoSync", true).attr("syncInterval", clock.getSyncInterval());
}
}
wb.finish();
}
}