1 /* PopupMenu.java -- An AWT popup menu
2 Copyright (C) 1999, 2000, 2001, 2002, 2004 Free Software Foundation, Inc.
4 This file is part of GNU Classpath.
6 GNU Classpath is free software; you can redistribute it and/or modify
7 it under the terms of the GNU General Public License as published by
8 the Free Software Foundation; either version 2, or (at your option)
11 GNU Classpath is distributed in the hope that it will be useful, but
12 WITHOUT ANY WARRANTY; without even the implied warranty of
13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
14 General Public License for more details.
16 You should have received a copy of the GNU General Public License
17 along with GNU Classpath; see the file COPYING. If not, write to the
18 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
21 Linking this library statically or dynamically with other modules is
22 making a combined work based on this library. Thus, the terms and
23 conditions of the GNU General Public License cover the whole
26 As a special exception, the copyright holders of this library give you
27 permission to link this library with independent modules to produce an
28 executable, regardless of the license terms of these independent
29 modules, and to copy and distribute the resulting executable under
30 terms of your choice, provided that you also meet, for each linked
31 independent module, the terms and conditions of the license of that
32 module. An independent module is a module which is not derived from
33 or based on this library. If you modify this library, you may extend
34 this exception to your version of the library, but you are not
35 obligated to do so. If you do not wish to do so, delete this
36 exception statement from your version. */
41 import java
.awt
.peer
.PopupMenuPeer
;
43 import javax
.accessibility
.AccessibleContext
;
44 import javax
.accessibility
.AccessibleRole
;
47 * This class implement an AWT popup menu widget
49 * @author Aaron M. Renn (arenn@urbanophile.com)
51 public class PopupMenu
extends Menu
58 // Serialization Constant
59 private static final long serialVersionUID
= -4620452533522760060L;
61 /*************************************************************************/
68 * Initializes a new instance of <code>PopupMenu</code>.
70 * @exception HeadlessException If GraphicsEnvironment.isHeadless()
78 /*************************************************************************/
81 * Initializes a new instance of <code>PopupMenu</code> with the specified
84 * @param label The label for this popup menu.
86 * @exception HeadlessException If GraphicsEnvironment.isHeadless()
90 PopupMenu(String label
)
94 if (GraphicsEnvironment
.isHeadless())
95 throw new HeadlessException ();
98 /*************************************************************************/
105 * Creates this object's native peer.
111 peer
= getToolkit ().createPopupMenu (this);
115 /*************************************************************************/
118 * Displays this popup menu at the specified coordinates relative to
119 * the specified component.
121 * @param component The component to which the display coordinates are relative.
122 * @param x The X coordinate of the menu.
123 * @param y The Y coordinate of the menu.
126 show(Component component
, int x
, int y
)
128 if (getPeer() == null)
130 PopupMenuPeer pmp
= (PopupMenuPeer
)getPeer();
134 Event e = new Event (component, Event.ACTION_EVENT, component);
137 pmp
.show (component
, x
, y
);
141 protected class AccessibleAWTPopupMenu
extends AccessibleAWTMenu
143 private static final long serialVersionUID
= -4282044795947239955L;
145 protected AccessibleAWTPopupMenu()
149 public AccessibleRole
getAccessibleRole()
151 return AccessibleRole
.POPUP_MENU
;
157 * Gets the AccessibleContext associated with this <code>PopupMenu</code>.
158 * The context is created, if necessary.
160 * @return the associated context
162 public AccessibleContext
getAccessibleContext()
164 /* Create the context if this is the first request */
165 if (accessibleContext
== null)
166 accessibleContext
= new AccessibleAWTPopupMenu();
167 return accessibleContext
;