/*
* 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.hotkey;
import java.io.IOException;
import java.util.Map;
import javax.faces.FacesException;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.context.ResponseWriter;
import javax.faces.event.ActionEvent;
import org.primefaces.context.RequestContext;
import org.primefaces.renderkit.CoreRenderer;
import org.primefaces.util.AjaxRequestBuilder;
import org.primefaces.util.ComponentUtils;
public class HotkeyRenderer extends CoreRenderer {
@Override
public void decode(FacesContext facesContext, UIComponent component) {
Map<String, String> params = facesContext.getExternalContext().getRequestParameterMap();
Hotkey hotkey = (Hotkey) component;
if(params.containsKey(hotkey.getClientId(facesContext))) {
hotkey.queueEvent(new ActionEvent(hotkey));
}
}
@Override
public void encodeEnd(FacesContext context, UIComponent component) throws IOException {
ResponseWriter writer = context.getResponseWriter();
Hotkey hotkey = (Hotkey) component;
String clientId = hotkey.getClientId(context);
writer.startElement("script", null);
writer.writeAttribute("type", "text/javascript", null);
writer.write("$(function() {");
writer.write("$(document).bind('keydown', '" + hotkey.getBind() + "', function(){");
if(hotkey.isAjaxified()) {
UIComponent form = ComponentUtils.findParentForm(context,hotkey);
if(form == null) {
throw new FacesException("Hotkey '"+ clientId+ "' needs to be enclosed in a form when ajax mode is enabled");
}
AjaxRequestBuilder builder = RequestContext.getCurrentInstance().getAjaxRequestBuilder();
String request = builder.init()
.source(clientId)
.form(form.getClientId(context))
.process(component, hotkey.getProcess())
.update(component, hotkey.getUpdate())
.async(hotkey.isAsync())
.global(hotkey.isGlobal())
.delay(hotkey.getDelay())
.timeout(hotkey.getTimeout())
.partialSubmit(hotkey.isPartialSubmit(), hotkey.isPartialSubmitSet(), hotkey.getPartialSubmitFilter())
.resetValues(hotkey.isResetValues(), hotkey.isResetValuesSet())
.ignoreAutoUpdate(hotkey.isIgnoreAutoUpdate())
.onstart(hotkey.getOnstart())
.onerror(hotkey.getOnerror())
.onsuccess(hotkey.getOnsuccess())
.oncomplete(hotkey.getOncomplete())
.params(hotkey)
.build();
writer.write(request);
} else {
writer.write(hotkey.getHandler());
}
writer.write(";return false;});});");
writer.endElement("script");
}
}