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.Icon;
  27 import javax.swing.JMenuItem;
  28 import javax.swing.KeyStroke;
  29
  30 /**
  31  * MenuItem which fixes the bug that when the {@link Action#ACCELERATOR_KEY}
  32  * value of the action the JMenuItem is based upen is changed this change is not
  33  * picked up (see <a
  34  * href="http://bugs.sun.com/bugdatabase/view_bug.do?bug_id=4304129">bug
  35  * #4304129</a>).
  36  *
  37  * @author David ‘Bombe’ Roden &lt;bombe@freenetproject.org&gt;
  38  * @version $Id$
  39  */
  40 public class FixedJMenuItem extends JMenuItem {
  41
  42         /**
  43          * Creates a new fixed menu item.
  44          *
  45          * @param action
  46          *            The action of the menu item
  47          */
  48         public FixedJMenuItem(Action action) {
  49                 super(action);
  50         }
  51
  52         /**
  53          * {@inheritDoc}
  54          */
  55         @Override
  56         protected PropertyChangeListener createActionPropertyChangeListener(Action a) {
  57                 return new PropertyChangeListener() {
  58
  59                         /**
  60                          * {@inheritDoc}
  61                          */
  62                         public void propertyChange(PropertyChangeEvent propertyChangeEvent) {
  63                                 String propertyName = propertyChangeEvent.getPropertyName();
  64                                 JMenuItem menuItem = FixedJMenuItem.this;
  65                                 if ("enabled".equals(propertyName)) {
  66                                         Boolean enabledState = (Boolean) propertyChangeEvent.getNewValue();
  67                                         menuItem.setEnabled(enabledState.booleanValue());
  68                                         menuItem.repaint();
  69                                 } else if (Action.NAME.equals(propertyName)) {
  70                                         String text = (String) propertyChangeEvent.getNewValue();
  71                                         menuItem.setText(text);
  72                                         menuItem.repaint();
  73                                 } else if (Action.SHORT_DESCRIPTION.equals(propertyName)) {
  74                                         String shortDescription = (String) propertyChangeEvent.getNewValue();
  75                                         menuItem.setToolTipText(shortDescription);
  76                                         menuItem.repaint();
  77                                 } else if (Action.MNEMONIC_KEY.equals(propertyName)) {
  78                                         Integer mn = (Integer) propertyChangeEvent.getNewValue();
  79                                         menuItem.setMnemonic(mn.intValue());
  80                                         menuItem.invalidate();
  81                                         menuItem.repaint();
  82                                 } else if (Action.ACCELERATOR_KEY.equals(propertyName)) {
  83                                         KeyStroke keyStroke = (KeyStroke) propertyChangeEvent.getNewValue();
  84                                         menuItem.setAccelerator(keyStroke);
  85                                         menuItem.invalidate();
  86                                         menuItem.repaint();
  87                                 } else if (Action.SMALL_ICON.equals(propertyName)) {
  88                                         Icon icon = (Icon) propertyChangeEvent.getNewValue();
  89                                         menuItem.setIcon(icon);
  90                                         menuItem.invalidate();
  91                                         menuItem.repaint();
  92                                 }
  93                         }
  94                 };
  95         }
  96
  97 }