/*
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* 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 Lesser General Public License for more details.
*
* Copyright (c) 2001 - 2009 Object Refinery Ltd, Pentaho Corporation and Contributors.. All rights reserved.
*/
package org.pentaho.reporting.engine.classic.core.modules.gui.commonswing.localization;
import java.awt.IllegalComponentStateException;
import java.beans.PropertyChangeEvent;
import java.beans.PropertyChangeListener;
import java.util.Locale;
import java.util.MissingResourceException;
import java.util.ResourceBundle;
import javax.swing.JLabel;
import org.pentaho.reporting.engine.classic.core.modules.gui.commonswing.SwingCommonModule;
import org.pentaho.reporting.libraries.base.util.Messages;
import org.pentaho.reporting.libraries.base.util.ObjectUtilities;
/**
* Creation-Date: 30.11.2006, 13:04:07
*
* @author Thomas Morgner
*/
public class JLabelLocaleUpdateHandler implements PropertyChangeListener
{
private String resourceBundleName;
private String resourceKey;
private JLabel target;
private Messages messages;
public JLabelLocaleUpdateHandler(final JLabel target,
final String resourceBundleName,
final String resourceKey)
{
this.target = target;
this.resourceBundleName = resourceBundleName;
this.resourceKey = resourceKey;
this.messages = new Messages(target.getLocale(), SwingCommonModule.BUNDLE_NAME,
ObjectUtilities.getClassLoader(SwingCommonModule.class));
}
/**
* This method gets called when a bound property is changed.
*
* @param evt A PropertyChangeEvent object describing the event source and the property that has changed.
*/
public void propertyChange(final PropertyChangeEvent evt)
{
try
{
final Locale locale = target.getLocale();
final ResourceBundle bundle =
ResourceBundle.getBundle(resourceBundleName, locale);
final String string = bundle.getString(resourceKey);
target.setText(string);
}
catch (IllegalComponentStateException ice)
{
target.setText(messages.getString("USER_NO_PARENT_ERROR", resourceKey)); //$NON-NLS-1$
}
catch (MissingResourceException mre)
{
target.setText(messages.getString("USER_NO_PARENT_ERROR", resourceKey)); //$NON-NLS-1$
target.setText(messages.getString("USER_MISSING_RESOURCE_ERROR", resourceKey)); //$NON-NLS-1$
}
}
}