src/net/pterodactylus/jsite/gui/FixedJMenuItem.java

   1 /*
   2  * jSite2 - I18nMenuItem.java -
   3  * Copyright © 2008 David Roden
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 package net.pterodactylus.jsite.gui;
  21
  22 import java.beans.PropertyChangeEvent;
  23 import java.beans.PropertyChangeListener;
  24
  25 import javax.swing.Action;
  26 import javax.swing.JMenuItem;
  27 import javax.swing.KeyStroke;
  28
  29 /**
  30  * MenuItem which fixes the bug that when the {@link Action#ACCELERATOR_KEY} and
  31  * {@link Action#SHORT_DESCRIPTION} values of the action the JMenuItem is based
  32  * upen is changed this change is not picked up (see <a
  33  * href="http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=4304129">bug
  34  * #4304129</a>).
  35  *
  36  * @author David ‘Bombe’ Roden &lt;bombe@freenetproject.org&gt;
  37  */
  38 public class FixedJMenuItem extends JMenuItem {
  39
  40         /**
  41          * Creates a new fixed menu item.
  42          *
  43          * @param action
  44          *            The action of the menu item
  45          */
  46         public FixedJMenuItem(Action action) {
  47                 super(action);
  48         }
  49
  50         /**
  51          * {@inheritDoc}
  52          */
  53         @Override
  54         protected PropertyChangeListener createActionPropertyChangeListener(Action action) {
  55                 final PropertyChangeListener originalPropertyChangeListener = super.createActionPropertyChangeListener(action);
  56                 return new PropertyChangeListener() {
  57
  58                         /**
  59                          * {@inheritDoc}
  60                          */
  61                         public void propertyChange(PropertyChangeEvent propertyChangeEvent) {
  62                                 originalPropertyChangeListener.propertyChange(propertyChangeEvent);
  63                                 String propertyName = propertyChangeEvent.getPropertyName();
  64                                 JMenuItem menuItem = FixedJMenuItem.this;
  65                                 if (Action.SHORT_DESCRIPTION.equals(propertyName)) {
  66                                         String shortDescription = (String) propertyChangeEvent.getNewValue();
  67                                         menuItem.setToolTipText(shortDescription);
  68                                         menuItem.repaint();
  69                                 } else if (Action.ACCELERATOR_KEY.equals(propertyName)) {
  70                                         KeyStroke keyStroke = (KeyStroke) propertyChangeEvent.getNewValue();
  71                                         menuItem.setAccelerator(keyStroke);
  72                                         menuItem.invalidate();
  73                                         menuItem.repaint();
  74                                 }
  75                         }
  76                 };
  77         }
  78
  79 }