Source for org.jfree.report.modules.gui.swing.common.localization.LocaleUpdateHandler

   1: /**
   2:  * ========================================
   3:  * JFreeReport : a free Java report library
   4:  * ========================================
   5:  *
   6:  * Project Info:  http://reporting.pentaho.org/
   7:  *
   8:  * (C) Copyright 2000-2007, by Object Refinery Limited, Pentaho Corporation and Contributors.
   9:  *
  10:  * This library is free software; you can redistribute it and/or modify it under the terms
  11:  * of the GNU Lesser General Public License as published by the Free Software Foundation;
  12:  * either version 2.1 of the License, or (at your option) any later version.
  13:  *
  14:  * This library is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
  15:  * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  16:  * See the GNU Lesser General Public License for more details.
  17:  *
  18:  * You should have received a copy of the GNU Lesser General Public License along with this
  19:  * library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330,
  20:  * Boston, MA 02111-1307, USA.
  21:  *
  22:  * [Java is a trademark or registered trademark of Sun Microsystems, Inc.
  23:  * in the United States and other countries.]
  24:  *
  25:  * ------------
  26:  * $Id: LocaleUpdateHandler.java 3525 2007-10-16 11:43:48Z tmorgner $
  27:  * ------------
  28:  * (C) Copyright 2000-2005, by Object Refinery Limited.
  29:  * (C) Copyright 2005-2007, by Pentaho Corporation.
  30:  */
  31: 
  32: package org.jfree.report.modules.gui.swing.common.localization;
  33: 
  34: import java.beans.PropertyChangeEvent;
  35: import java.beans.PropertyChangeListener;
  36: import java.util.Locale;
  37: import javax.swing.JComponent;
  38: 
  39: /**
  40:  * Copies the locale from one central point (usually the dialog) to all
  41:  * listeners.
  42:  *
  43:  * @author Thomas Morgner
  44:  */
  45: public class LocaleUpdateHandler implements PropertyChangeListener
  46: {
  47:   private JComponent localizedComponent;
  48: 
  49:   public LocaleUpdateHandler(final JComponent localizedComponent)
  50:   {
  51:     this.localizedComponent = localizedComponent;
  52:   }
  53: 
  54:   /**
  55:    * This method gets called when a bound property is changed.
  56:    *
  57:    * @param evt A PropertyChangeEvent object describing the event source and the
  58:    *            property that has changed.
  59:    */
  60: 
  61:   public void propertyChange(final PropertyChangeEvent evt)
  62:   {
  63:     final Object newValue = evt.getNewValue();
  64:     if (newValue instanceof Locale == false)
  65:     {
  66:       return;
  67:     }
  68:     localizedComponent.setLocale((Locale) newValue);
  69:   }
  70: }