/*
* 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.empire.jsf2.components;
import java.io.IOException;
import javax.faces.component.UIOutput;
import javax.faces.component.html.HtmlOutputLabel;
import javax.faces.context.FacesContext;
import org.apache.empire.commons.ObjectUtils;
import org.apache.empire.data.DataType;
import org.apache.empire.jsf2.utils.TagEncodingHelper;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class LabelTag extends UIOutput // implements NamingContainer
{
// Logger
private static final Logger log = LoggerFactory.getLogger(LabelTag.class);
private final TagEncodingHelper helper = new TagEncodingHelper(this, "eLabel");
public LabelTag()
{
log.trace("component LabelTag created");
}
@Override
public String getFamily()
{
return "javax.faces.NamingContainer";
}
@Override
public void encodeBegin(FacesContext context)
throws IOException
{
// add label and input components when the view is loaded for the first time
super.encodeBegin(context);
// render components
HtmlOutputLabel labelComponent = null;
if (getChildCount() > 0)
{
labelComponent = (HtmlOutputLabel) getChildren().get(0);
// update
String forInput = helper.getTagAttributeString("for");
helper.updateLabelComponent(context, labelComponent, forInput);
}
if (labelComponent == null)
{
String forInput = helper.getTagAttributeString("for");
String styleClass = helper.getTagStyleClass(DataType.UNKNOWN, null);
String style = helper.getTagAttributeString("style");
// createLabelComponent
labelComponent = helper.createLabelComponent(context, forInput, styleClass, style, getColon());
this.getChildren().add(labelComponent);
}
// render components
labelComponent.encodeAll(context);
}
protected boolean getColon()
{
Object colon = getAttributes().get("colon");
if (colon!=null)
return ObjectUtils.getBoolean(colon);
// See if we have a record parent
return true;
}
/*
protected boolean isRequired(Column column)
{
Object required = getAttributes().get("required");
if (required!=null)
return ObjectUtils.getBoolean(required);
// See if we have a record parent
if (helper.isReadOnly())
return false;
// Required
return column.isRequired();
}
*/
}