An implementation of a menu bar. You add
JMenu objects to the
menu bar to construct a menu. When the user selects a
object, its associated
JPopupMenu is displayed, allowing the
user to select one of the
JMenuItems on it.
For information and examples of using menu bars see How to Use Menus, a section in The Java Tutorial.
Warning: Swing is not thread safe. For more information see Swing's Threading Policy.
Serialized objects of this class will not be compatible with
future Swing releases. The current serialization support is
appropriate for short term storage or RMI between applications running
the same version of Swing. As of 1.4, support for long term storage
of all JavaBeans™
has been added to the
By default, pressing the Tab key does not transfer focus from a
JMenuBar which is added to a container together with other Swing
components, because the
JMenuBar is set to
false. To resolve this,
you should call the