The Menu is a widget that contains different widgets to create a classic menu structure. The menu is used from different widget, that needs a menu structure e.q. MenuBar.

• On demand scrolling if the menu doesn't fit on the screen
• Menu items with text and/or icon.
• Each menu item can have a command for keyboard support.
• Menu items can have submenus.

The menu can contain different item types:

• Normal buttons
• CheckBox buttons
• RadioButtons
• Separators

The Menu widget is used in combination with other widgets. The other widgets has an instance from the menu and it's shown by user interactions. Each item in a menu can get an command key, that is used to get keyboard support for the user.

Here a some widgets that uses a menu for user interaction:

• MenuBar
• Toolbar
• MenuButton
• SplitButton
• List

The package qx.ui.menu has a collection of needed classes for creating a menu structure. The qx.ui.menu.Menu class is the container class for the menu structure and has items as child. Here are some item that can be used to create the structure:

• Button
• CheckBox
• RadioButton
• Separator

To create a submenu structure, each item (but not separator) can contain a menu to realize the submenu structure.

Here are some links that demonstrate the usage of the widget:

• Some different widgets that use the menu functionality
• Menus used in a MenuBar

Here is a link to the API of the Widget:
qx.ui.menu.Menu