/*
* 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.tobago.renderkit.html.scarborough.standard.tag;
import org.apache.myfaces.tobago.component.Attributes;
import org.apache.myfaces.tobago.component.UICommand;
import org.apache.myfaces.tobago.component.UIProgress;
import org.apache.myfaces.tobago.layout.Measure;
import org.apache.myfaces.tobago.renderkit.LayoutComponentRendererBase;
import org.apache.myfaces.tobago.renderkit.css.Classes;
import org.apache.myfaces.tobago.renderkit.css.Style;
import org.apache.myfaces.tobago.renderkit.html.HtmlAttributes;
import org.apache.myfaces.tobago.renderkit.html.HtmlElements;
import org.apache.myfaces.tobago.renderkit.html.util.HtmlRendererUtils;
import org.apache.myfaces.tobago.webapp.TobagoResponseWriter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import javax.faces.component.UIComponent;
import javax.faces.context.FacesContext;
import javax.swing.BoundedRangeModel;
import javax.swing.DefaultBoundedRangeModel;
import java.io.IOException;
public class ProgressRenderer extends LayoutComponentRendererBase {
private static final Logger LOG = LoggerFactory.getLogger(ProgressRenderer.class);
public void encodeEnd(FacesContext facesContext, UIComponent component) throws IOException {
UIProgress progress = (UIProgress) component;
BoundedRangeModel model = (BoundedRangeModel) progress.getValue();
if (model == null) {
LOG.warn("'null' value found! Using dummy Model instead!");
model = new DefaultBoundedRangeModel(0, 1, 0, 100);
}
final int diff = model.getMaximum() - model.getMinimum();
Object title = progress.getAttributes().get(Attributes.TIP);
if (title == null && diff > 0) {
title = Integer.toString(100 * model.getValue() / diff) + " %";
}
final Style style = new Style(facesContext, progress);
final Measure width = style.getWidth();
final Measure valueWidth = diff > 0 ? width.multiply(model.getValue()).divide(diff) : width;
final Style valueStyle = new Style();
valueStyle.setHeight(style.getHeight());
valueStyle.setWidth(valueWidth);
TobagoResponseWriter writer = HtmlRendererUtils.getTobagoResponseWriter(facesContext);
writer.startElement(HtmlElements.DIV, progress);
writer.writeClassAttribute(Classes.create(progress));
HtmlRendererUtils.writeDataAttributes(facesContext, writer, progress);
writer.writeStyleAttribute(style);
if (title != null) {
writer.writeAttribute(HtmlAttributes.TITLE, String.valueOf(title), true);
}
writer.startElement(HtmlElements.DIV, null);
writer.writeClassAttribute(Classes.create(progress, "value"));
writer.writeStyleAttribute(valueStyle);
writer.endElement(HtmlElements.DIV);
writer.endElement(HtmlElements.DIV);
UIComponent facet = progress.getFacet("complete");
if (model.getValue() == model.getMaximum() && facet instanceof UICommand) {
UICommand command = (UICommand) facet;
writer.writeJavascript(HtmlRendererUtils.createSubmitAction(command.getClientId(facesContext), true, null, null));
}
}
}