## Menu class

The Menu class is a collection of Buttons having a specific behavior

### Creation

There are no constructors for this class. Menus are created with the DFrame or Bar addMenu, addContextMenu and addTaskMenu methods:

var menu = dFrame.addMenu(parameters): Instantiate a Menu on a DFrame

var menu = bar. addMenu (parameters): Instantiate a Menu on a Bar.

var menu = barLayer. addMenu (parameters): Instantiate a Menu on a BarLayer