/*
* Copyright 2008-2017 by Emeric Vernat
*
* This file is part of Java Melody.
*
* 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 net.bull.javamelody.swing.table;
import javax.swing.Icon;
import javax.swing.SwingConstants;
/**
* Définit un renderer pour représenter une Icon dans une JTable.
*
* @author Emeric Vernat
*/
public class MImageIconTableCellRenderer extends MDefaultTableCellRenderer {
private static final long serialVersionUID = 1L;
private static final String ERROR_TEXT = "??";
private boolean error;
/**
* Constructeur.
*/
public MImageIconTableCellRenderer() {
super();
setHorizontalAlignment(SwingConstants.CENTER);
}
/** {@inheritDoc} */
@Override
public void setValue(final Object value) {
if (error) {
setText(null);
error = false;
}
if (value == null) {
setIcon(null);
} else {
if (value instanceof Icon) {
setIcon((Icon) value);
} else {
this.setText(ERROR_TEXT);
error = true;
}
}
}
}