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Diffstat (limited to 'libjava/classpath/java/awt/MenuBar.java')
| -rw-r--r-- | libjava/classpath/java/awt/MenuBar.java | 390 |
1 files changed, 0 insertions, 390 deletions
diff --git a/libjava/classpath/java/awt/MenuBar.java b/libjava/classpath/java/awt/MenuBar.java deleted file mode 100644 index 3fc5622..0000000 --- a/libjava/classpath/java/awt/MenuBar.java +++ /dev/null @@ -1,390 +0,0 @@ -/* MenuBar.java -- An AWT menu bar class - Copyright (C) 1999, 2000, 2001, 2002, 2004, 2005, 2006 - Free Software Foundation, Inc. - -This file is part of GNU Classpath. - -GNU Classpath is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2, or (at your option) -any later version. - -GNU Classpath is distributed in the hope that it will be useful, but -WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -General Public License for more details. - -You should have received a copy of the GNU General Public License -along with GNU Classpath; see the file COPYING. If not, write to the -Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA -02110-1301 USA. - -Linking this library statically or dynamically with other modules is -making a combined work based on this library. Thus, the terms and -conditions of the GNU General Public License cover the whole -combination. - -As a special exception, the copyright holders of this library give you -permission to link this library with independent modules to produce an -executable, regardless of the license terms of these independent -modules, and to copy and distribute the resulting executable under -terms of your choice, provided that you also meet, for each linked -independent module, the terms and conditions of the license of that -module. An independent module is a module which is not derived from -or based on this library. If you modify this library, you may extend -this exception to your version of the library, but you are not -obligated to do so. If you do not wish to do so, delete this -exception statement from your version. */ - - -package java.awt; - -import java.awt.peer.MenuBarPeer; - -import java.io.Serializable; -import java.util.Enumeration; -import java.util.Vector; - -import javax.accessibility.Accessible; -import javax.accessibility.AccessibleContext; -import javax.accessibility.AccessibleRole; - -/** - * This class implements a menu bar in the AWT system. - * - * @author Aaron M. Renn (arenn@urbanophile.com) - * @author Tom Tromey (tromey@redhat.com) - * @author Andrew John Hughes (gnu_andrew@member.fsf.org) - */ -public class MenuBar extends MenuComponent - implements MenuContainer, Serializable, Accessible -{ - - // Serialization Constant - private static final long serialVersionUID = -4930327919388951260L; - - /** - * The number used to generate the name returned by getName. - */ - private static transient long next_menubar_number; - - /** - * @serial The menu used for providing help information - */ - private Menu helpMenu; - - /** - * @serial The menus contained in this menu bar. - */ - private Vector menus = new Vector(); - - /** - * Initializes a new instance of <code>MenuBar</code>. - * - * @throws HeadlessException if GraphicsEnvironment.isHeadless() is true - */ - public MenuBar() - { - if (GraphicsEnvironment.isHeadless()) - throw new HeadlessException(); - } - - /** - * Returns the help menu for this menu bar. This may be <code>null</code>. - * - * @return the help menu for this menu bar - */ - public Menu getHelpMenu() - { - return helpMenu; - } - - /** - * Sets the help menu for this menu bar. - * - * @param menu the new help menu for this menu bar - */ - public synchronized void setHelpMenu(Menu menu) - { - MenuBarPeer myPeer = (MenuBarPeer) getPeer (); - - if (helpMenu != null) - { - if (myPeer != null) - helpMenu.removeNotify(); - helpMenu.setParent(null); - } - helpMenu = menu; - - MenuContainer parent = menu.getParent(); - if (parent != null) - parent.remove(menu); - menu.setParent(this); - - if (myPeer != null) - { - menu.addNotify(); - myPeer.addHelpMenu(menu); - } - } - - /** - * Add a menu to this MenuBar. If the menu has already has a - * parent, it is first removed from its old parent before being - * added. - * - * @param menu the menu to add - * - * @return the menu that was added - */ - public synchronized Menu add(Menu menu) - { - MenuBarPeer myPeer = (MenuBarPeer) getPeer (); - - MenuContainer parent = menu.getParent(); - if (parent != null) - parent.remove(menu); - - menus.addElement(menu); - menu.setParent(this); - - if (myPeer != null) - { - menu.addNotify(); - myPeer.addMenu(menu); - } - return menu; - } - - /** - * Removes the menu at the specified index. - * - * @param index the index of the menu to remove from the menu bar - */ - public synchronized void remove(int index) - { - Menu m = (Menu) menus.remove(index); - MenuBarPeer mp = (MenuBarPeer) getPeer(); - - if (mp != null) - m.removeNotify(); - - m.setParent(null); - - if (mp != null) - mp.delMenu(index); - } - - /** - * Removes the specified menu from the menu bar. - * - * @param menu the menu to remove from the menu bar - */ - public void remove(MenuComponent menu) - { - int index = menus.indexOf(menu); - if (index == -1) - return; - - remove(index); - } - - /** - * Returns the number of elements in this menu bar. - * - * @return the number of elements in the menu bar - */ - public int getMenuCount() - { - return countMenus(); - } - - /** - * Returns the number of elements in this menu bar. - * - * @return the number of elements in the menu bar - * - * @deprecated This method is deprecated in favor of - * <code>getMenuCount()</code>. - */ - public int countMenus() - { - return menus.size() + (getHelpMenu() == null ? 0 : 1); - } - - /** - * Returns the menu at the specified index. - * - * @param index the index of the menu - * - * @return the requested menu - * - * @throws ArrayIndexOutOfBoundsException if the index is not valid - */ - public Menu getMenu(int index) - { - return (Menu) menus.elementAt(index); - } - - /** - * Creates this object's native peer. - */ - public void addNotify() - { - MenuBarPeer peer = (MenuBarPeer) getPeer(); - if (peer == null) - { - peer = getToolkit().createMenuBar(this); - setPeer(peer); - } - - Enumeration e = menus.elements(); - while (e.hasMoreElements()) - { - Menu mi = (Menu)e.nextElement(); - mi.addNotify(); - peer.addMenu(mi); - } - - if (helpMenu != null) - { - helpMenu.addNotify(); - peer.addHelpMenu(helpMenu); - } - } - - /** - * Destroys this object's native peer. - */ - public void removeNotify() - { - Enumeration e = menus.elements(); - while (e.hasMoreElements()) - { - Menu mi = (Menu) e.nextElement(); - mi.removeNotify(); - } - super.removeNotify(); - } - - /** - * Returns a list of all shortcuts for the menus in this menu bar. - * - * @return a list of all shortcuts for the menus in this menu bar - */ - public synchronized Enumeration<MenuShortcut> shortcuts() - { - Vector shortcuts = new Vector(); - Enumeration e = menus.elements(); - - while (e.hasMoreElements()) - { - Menu menu = (Menu)e.nextElement(); - if (menu.getShortcut() != null) - shortcuts.addElement(menu.getShortcut()); - } - - return shortcuts.elements(); - } - - /** - * Returns the menu item for the specified shortcut, or <code>null</code> - * if no such item exists. - * - * @param shortcut the shortcut to return the menu item for - * - * @return the menu item for the specified shortcut - */ - public MenuItem getShortcutMenuItem(MenuShortcut shortcut) - { - Enumeration e = menus.elements(); - - while (e.hasMoreElements()) - { - Menu menu = (Menu) e.nextElement(); - MenuShortcut s = menu.getShortcut(); - if ((s != null) && s.equals(shortcut)) - return menu; - } - - return null; - } - - /** - * Deletes the specified menu shortcut. - * - * @param shortcut the shortcut to delete - */ - public void deleteShortcut(MenuShortcut shortcut) - { - MenuItem it; - // This is a slow implementation, but it probably doesn't matter. - while ((it = getShortcutMenuItem (shortcut)) != null) - it.deleteShortcut(); - } - - /** - * Gets the AccessibleContext associated with this <code>MenuBar</code>. - * The context is created, if necessary. - * - * @return the associated context - */ - public AccessibleContext getAccessibleContext() - { - // Create the context if this is the first request. - if (accessibleContext == null) - accessibleContext = new AccessibleAWTMenuBar(); - return accessibleContext; - } - - /** - * Generate a unique name for this <code>MenuBar</code>. - * - * @return A unique name for this <code>MenuBar</code>. - */ - String generateName() - { - return "menubar" + getUniqueLong(); - } - - private static synchronized long getUniqueLong() - { - return next_menubar_number++; - } - - /** - * This class provides accessibility support for AWT menu bars. - * - * @author Andrew John Hughes (gnu_andrew@member.fsf.org) - */ - protected class AccessibleAWTMenuBar - extends AccessibleAWTMenuComponent - { - - /** - * Compatible with JDK 1.4.2 revision 5 - */ - private static final long serialVersionUID = -8577604491830083815L; - - /** - * This is the default constructor, which simply calls the default - * constructor of the superclass. - */ - protected AccessibleAWTMenuBar() - { - super(); - } - - /** - * Returns the accessible role relating to the menu bar. - * - * @return <code>AccessibleRole.MENU_BAR</code> - */ - public AccessibleRole getAccessibleRole() - { - return AccessibleRole.MENU_BAR; - } - - } - -} |