/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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.apache.myfaces.trinidadinternal.renderkit.uix;
import java.io.IOException;
import java.util.Map;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.faces.event.ActionEvent;
import org.apache.myfaces.trinidad.logging.TrinidadLogger;
import org.apache.myfaces.trinidad.component.UIXProgress;
import org.apache.myfaces.trinidad.model.BoundedRangeModel;
import org.apache.myfaces.trinidadinternal.ui.UIConstants;
import org.apache.myfaces.trinidadinternal.uinode.UINodeRendererBase;
/**
* Renderer for progress components
* <p>
* @version $Name: $ ($Revision: adfrt/faces/adf-faces-impl/src/main/java/oracle/adfinternal/view/faces/renderkit/uix/ProgressRenderer.java#0 $) $Date: 10-nov-2005.19:00:33 $
*/
public class ProgressRenderer extends UINodeRendererBase
{
@SuppressWarnings("unchecked")
@Override
public void decode(FacesContext context, UIComponent component)
{
UIXProgress progressComponent = (UIXProgress)component;
Map<String, Object> attrs = component.getAttributes();
Object modelValue= attrs.get(UIConstants.VALUE_PARAM);
if (modelValue instanceof BoundedRangeModel)
{
BoundedRangeModel model = (BoundedRangeModel) modelValue;
if (model != null)
{
long value = model.getValue();
long maximum = model.getMaximum();
if (maximum <= value)
//pu: This means the background task is complete.
{
(new ActionEvent(progressComponent)).queue();
}
}
}
}
@SuppressWarnings("unchecked")
@Override
public void encodeBegin(FacesContext context, UIComponent component)
throws IOException
{
//pu: This seems to be the best place to validate the model for the value
Map<String, Object> attrs = component.getAttributes();
Object modelObject = attrs.get(UIConstants.VALUE_PARAM);
if (modelObject == null || !(modelObject instanceof BoundedRangeModel))
{
_LOG.warning("COMPONENT_VALUE_IS_NOT_VALID_BOUNDEDRANGEMODEL_INSTANCE", component.getId());
}
super.encodeBegin(context, component);
}
static private final TrinidadLogger _LOG = TrinidadLogger.createTrinidadLogger(ProgressRenderer.class);
}