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jeremybenn |
/* SwingMenuItemPeer.java -- A Swing based peer for AWT menu items
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Copyright (C) 2006 Free Software Foundation, Inc.
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This file is part of GNU Classpath.
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GNU Classpath is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2, or (at your option)
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any later version.
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GNU Classpath is distributed in the hope that it will be useful, but
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WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with GNU Classpath; see the file COPYING. If not, write to the
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Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301 USA.
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Linking this library statically or dynamically with other modules is
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making a combined work based on this library. Thus, the terms and
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conditions of the GNU General Public License cover the whole
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combination.
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As a special exception, the copyright holders of this library give you
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permission to link this library with independent modules to produce an
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executable, regardless of the license terms of these independent
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modules, and to copy and distribute the resulting executable under
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terms of your choice, provided that you also meet, for each linked
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independent module, the terms and conditions of the license of that
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module. An independent module is a module which is not derived from
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or based on this library. If you modify this library, you may extend
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this exception to your version of the library, but you are not
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obligated to do so. If you do not wish to do so, delete this
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exception statement from your version. */
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package gnu.java.awt.peer.swing;
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import java.awt.Font;
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import java.awt.MenuItem;
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import java.awt.Toolkit;
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import java.awt.event.ActionEvent;
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import java.awt.event.ActionListener;
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import java.awt.peer.MenuItemPeer;
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import javax.swing.JMenuItem;
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/**
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* A Swing based peer for the AWT MenuItem.
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*
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* @author Roman Kennke (kennke@aicas.com)
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*/
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public class SwingMenuItemPeer
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implements MenuItemPeer
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{
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/**
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* The AWT menu item.
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*/
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MenuItem awtMenuItem;
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/**
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* The Swing menu item.
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*/
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JMenuItem menuItem;
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/**
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* Receives ActionEvents from the Swing menu item and forwards them
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* to the ActionListeners of the AWT MenuItem.
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*
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* @author Roman Kennke (kennke@aicas.com)
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*/
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private class SwingMenuItemListener implements ActionListener
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{
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/**
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* Receives notification when the action has been performed.
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*
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* @param event the action event
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*/
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public void actionPerformed(ActionEvent event)
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{
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event.setSource(awtMenuItem);
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Toolkit.getDefaultToolkit().getSystemEventQueue().postEvent(event);
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}
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}
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/**
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* Creates a new instance of <code>SwingMenuItemPeer</code>.
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*
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* @param awtMenuItem the AWT menu item
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*/
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public SwingMenuItemPeer(MenuItem awtMenuItem)
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{
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this.awtMenuItem = awtMenuItem;
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menuItem = new JMenuItem(awtMenuItem.getLabel());
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menuItem.addActionListener(new SwingMenuItemListener());
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}
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/**
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* Disables the menu item.
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*/
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public void disable()
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{
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menuItem.setEnabled(false);
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}
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/**
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* Enables the menu item.
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*/
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public void enable()
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{
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menuItem.setEnabled(true);
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}
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/**
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* Sets the enabled state to <code>enabled</code>.
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*
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* @param enabled if the menu item should be enabled or not
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*/
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public void setEnabled(boolean enabled)
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{
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menuItem.setEnabled(enabled);
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}
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/**
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* Sets the label for the menu item.
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*
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* @param text the label to set
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*/
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public void setLabel(String text)
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{
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menuItem.setText(text);
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}
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/**
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* Disposes the menu item. This releases any reference to the Swing and AWT
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* menu item.
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*/
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public void dispose()
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{
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menuItem = null;
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awtMenuItem = null;
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}
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/**
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* Sets the font for this menu item.
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*
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* @param font the font to set
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*/
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public void setFont(Font font)
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{
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menuItem.setFont(font);
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}
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}
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