/*
* The Kuali Financial System, a comprehensive financial management system for higher education.
*
* Copyright 2005-2014 The Kuali Foundation
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.kuali.kfs.sys.document.web.renderers;
import java.io.IOException;
import javax.servlet.jsp.JspException;
import javax.servlet.jsp.JspWriter;
import javax.servlet.jsp.PageContext;
import javax.servlet.jsp.tagext.Tag;
import org.apache.commons.lang.StringUtils;
import org.kuali.kfs.sys.document.web.util.RendererUtil;
import org.kuali.rice.core.api.util.KeyValue;
/**
* Renders a control as a group of radio buttons
*/
public class RadioButtonGroupRenderer extends FieldRendererBase {
/**
*
* @see org.kuali.kfs.sys.document.web.renderers.Renderer#render(javax.servlet.jsp.PageContext, javax.servlet.jsp.tagext.Tag)
*/
public void render(PageContext pageContext, Tag parentTag) throws JspException {
JspWriter out = pageContext.getOut();
try {
out.write(buildRadioButtons());
renderQuickFinderIfNecessary(pageContext, parentTag);
if (isShowError()) {
renderErrorIcon(pageContext);
}
RendererUtil.registerEditableProperty(pageContext, getFieldName());
}
catch (IOException ioe) {
throw new JspException("Difficulty rendering radio buttons", ioe);
}
}
/**
* Builds radio buttons for all the valid values on the field
* @param propertyPrefix the property path from the form to the business object being rendered
* @return a String containing the HTML for all the radio buttons
*/
protected String buildRadioButtons() {
StringBuilder radioButtons = new StringBuilder();
for (Object keyLabelPairAsObject : getField().getFieldValidValues()) {
radioButtons.append(buildRadioButton((KeyValue)keyLabelPairAsObject));
}
return radioButtons.toString();
}
/**
* Given a KeyValue, generates a radio buttion representing it
* @param keyLabelPair the key label pair to turn into a radio button
* @param propertyPrefix the property path from the form to the business object being rendered
* @return the HTML for the represented radio button
*/
protected String buildRadioButton(KeyValue keyLabelPair) {
StringBuilder radioButton = new StringBuilder();
radioButton.append("<input type=\"radio\"");
if (getField().getPropertyValue().equalsIgnoreCase(keyLabelPair.getKey().toString())) {
radioButton.append(" checked=\"checked\"");
}
radioButton.append(" title=\"");
radioButton.append(this.getAccessibleTitle());
radioButton.append("\"");
radioButton.append(" name=\"");
radioButton.append(getFieldName());
radioButton.append("\"");
radioButton.append(" id=\"");
radioButton.append(getFieldName()+"_"+keyLabelPair.getKey().toString().replaceAll("\\W", "_"));
radioButton.append("\"");
radioButton.append(" value=\"");
radioButton.append(keyLabelPair.getKey());
radioButton.append("\"");
String onBlur = buildOnBlur();
if (!StringUtils.isBlank(onBlur)) {
radioButton.append(" ");
radioButton.append(onBlur);
}
radioButton.append(" /> ");
radioButton.append(keyLabelPair.getValue());
radioButton.append(" ");
return radioButton.toString();
}
/**
* No quickfinder
* @see org.kuali.kfs.sys.document.web.renderers.FieldRenderer#renderQuickfinder()
*/
public boolean renderQuickfinder() {
return false;
}
}