All Packages  Class Hierarchy  This Package  Previous  Next  Index

Class java.awt.MenuBar 

java.lang.Object
   |
   +----java.awt.MenuComponent
           |
           +----java.awt.MenuBar
public class MenuBar
extends MenuComponent
implements MenuContainer
A class that encapsulates the platform's concept of a menu bar bound to a Frame. In order to associate the MenuBar with an actual Frame, the Frame.setMenuBar() method should be called.

See Also:
setMenuBar

Constructor Index

o MenuBar()
Creates a new menu bar.

Method Index

o add(Menu)
Adds the specified menu to the menu bar.
o addNotify()
Creates the menu bar's peer.
o countMenus()
Deprecated.
o deleteShortcut(MenuShortcut)
Delete the specified MenuShortcut.
o getHelpMenu()
Gets the help menu on the menu bar.
o getMenu(int)
Gets the specified menu.
o getMenuCount()
Counts the number of menus on the menu bar.
o getShortcutMenuItem(MenuShortcut)
Return the MenuItem associated with a MenuShortcut, or null if none has been specified.
o remove(int)
Removes the menu located at the specified index from the menu bar.
o remove(MenuComponent)
Removes the specified menu from the menu bar.
o removeNotify()
Removes the menu bar's peer.
o setHelpMenu(Menu)
Sets the help menu to the specified menu on the menu bar.
o shortcuts()
Get an Enumeration of all MenuShortcuts this MenuBar manages.

Constructors

o MenuBar 
 public MenuBar()
Creates a new menu bar.

Methods

o addNotify 
 public void addNotify()
Creates the menu bar's peer. The peer allows us to change the appearance of the menu bar without changing any of the menu bar's functionality.

o removeNotify 
 public void removeNotify()
Removes the menu bar's peer. The peer allows us to change the appearance of the menu bar without changing any of the menu bar's functionality.

Overrides:
removeNotify in class MenuComponent
o getHelpMenu 
 public Menu getHelpMenu()
Gets the help menu on the menu bar.

o setHelpMenu 
 public synchronized void setHelpMenu(Menu m)
Sets the help menu to the specified menu on the menu bar.

Parameters:
m - the menu to be set
o add 
 public synchronized Menu add(Menu m)
Adds the specified menu to the menu bar.

Parameters:
m - the menu to be added to the menu bar
o remove 
 public synchronized void remove(int index)
Removes the menu located at the specified index from the menu bar.

Parameters:
index - the position of the menu to be removed
o remove 
 public synchronized void remove(MenuComponent m)
Removes the specified menu from the menu bar.

Parameters:
m - the menu to be removed
o getMenuCount 
 public int getMenuCount()
Counts the number of menus on the menu bar.

o countMenus 
 public int countMenus()
Note: countMenus() is deprecated. As of JDK version 1.1, replaced by getMenuCount().

o getMenu 
 public Menu getMenu(int i)
Gets the specified menu.

Parameters:
i - the menu to be returned
o shortcuts 
 public synchronized Enumeration shortcuts()
Get an Enumeration of all MenuShortcuts this MenuBar manages.

o getShortcutMenuItem 
 public MenuItem getShortcutMenuItem(MenuShortcut s)
Return the MenuItem associated with a MenuShortcut, or null if none has been specified.

Parameters:
s - the MenuShortcut to search for
o deleteShortcut 
 public void deleteShortcut(MenuShortcut s)
Delete the specified MenuShortcut.

Parameters:
s - the MenuShortcut to delete 
All Packages  Class Hierarchy  This Package  Previous  Next  Index