1 /*
   2  * Copyright (c) 2011, 2017, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package com.apple.laf;
  27 
  28 import java.beans.*;


  29 
  30 import javax.accessibility.*;
  31 import javax.swing.*;








  32 
  33 class ScreenMenuPropertyListener implements PropertyChangeListener {
  34     ScreenMenuPropertyHandler fMenu;
  35 
  36     ScreenMenuPropertyListener(final ScreenMenuPropertyHandler mc) {
  37         fMenu = mc;
  38     }
  39 
  40     /**
  41      * This method gets called when a bound property is changed.
  42      * @param e A PropertyChangeEvent object describing the event source
  43      *       and the property that has changed.
  44      */
  45     public void propertyChange(final PropertyChangeEvent e) {
  46         final String propertyName = e.getPropertyName();
  47 
  48         if ("enabled".equals(propertyName)) {
  49             fMenu.setEnabled(((Boolean)e.getNewValue()).booleanValue());
  50             return;
  51         }
  52 
  53         if (AccessibleContext.ACCESSIBLE_STATE_PROPERTY.equals(propertyName)) {
  54             // rdar://Problem/3553843
  55             // When an ACCESSIBLE_STATE_PROPERTY changes, it's always newValue == null and oldValue == state turned off
  56             // or newValue == state turned on and oldValue == null.  We only care about changes in the ENABLED
  57             // state, so only change the menu's enabled state when the value is AccessibleState.ENABLED
  58             if (e.getNewValue() == AccessibleState.ENABLED || e.getOldValue() == AccessibleState.ENABLED) {
  59                 final Object newValue = e.getNewValue();
  60                 fMenu.setEnabled(newValue == AccessibleState.ENABLED);
  61             }
  62             return;
  63     }
  64 
  65         if ("accelerator".equals(propertyName)) {
  66             fMenu.setAccelerator((KeyStroke)e.getNewValue());
  67             return;
  68         }
  69 
  70         if (AbstractButton.TEXT_CHANGED_PROPERTY.equals(propertyName)) {
  71             fMenu.setLabel((String)e.getNewValue());
  72             return;
  73         }
  74 
  75         if (AbstractButton.ICON_CHANGED_PROPERTY.equals(propertyName)) {
  76             fMenu.setIcon((Icon)e.getNewValue());
  77             return;
  78         }
  79 
  80         if (JComponent.TOOL_TIP_TEXT_KEY.equals(propertyName)) {
  81             fMenu.setToolTipText((String)e.getNewValue());
  82             return;
  83         }
  84 
  85         if (AquaMenuItemUI.IndeterminateListener.CLIENT_PROPERTY_KEY.equals(propertyName)) {
  86             fMenu.setIndeterminate(AquaMenuItemUI.IndeterminateListener.isIndeterminate((JMenuItem)e.getSource()));
  87             return;
  88         }
  89     }
  90 }
--- EOF ---