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XmCreatePulldownMenu(3X)
OSF/Motif
NAME
XmCreatePulldownMenu - A RowColumn widget convenience creation function
SYNOPSIS
#include <Xm/RowColumn.h>
Widget XmCreatePulldownMenu (parent, name, arglist, argcount)
Widget parent;
String name;
ArgList arglist;
Cardinal argcount;
DESCRIPTION
XmCreatePulldownMenu creates an instance of a RowColumn widget of type
XmMENU_PULLDOWN and returns the associated widget ID. When using this
function to create the Pulldown MenuPane, a MenuShell widget is
automatically created as the parent of the MenuPane. If the widget
specified by the parent parameter is a Popup or a Pulldown MenuPane, the
MenuShell widget is created as a child of the parent's MenuShell;
otherwise, it is created as a child of the specified parent widget.
XmCreatePulldownMenu is provided as a convenience function for creating
RowColumn widgets configured to operate as Pulldown MenuPanes and is not
implemented as a separate widget class.
A Pulldown MenuPane displays a 3-D shadow, unless the feature is disabled
by the application. The shadow appears around the edge of the MenuPane.
A Pulldown MenuPane is used when creating submenus that are to be attached
to a CascadeButton or a CascadeButtonGadget. This is the case for all
MenuPanes that are part of a PulldownMenu system (a MenuBar), the MenuPane
associated with an OptionMenu, and any MenuPanes that cascade from a Popup
MenuPane. Pulldown MenuPanes that are to be associated with an OptionMenu
must be created before the OptionMenu is created.
The Pulldown MenuPane must be attached to a CascadeButton or
CascadeButtonGadget that resides in a MenuBar, a Popup MenuPane, a Pulldown
MenuPane, or an OptionMenu. This is done by using the button resource
XmNsubMenuId.
A MenuShell widget is required between the Pulldown MenuPane and its
parent. If the application uses this convenience function for creating a
Pulldown MenuPane, the MenuShell is automatically created as the real
parent of the MenuPane; otherwise, it is the application's responsibility
to create the MenuShell widget.
To function correctly when incorporated into a menu, the Pulldown
MenuPane's hierarchy must be considered; this hierarchy depends on the type
of menu system that is being built as follows:
· If the Pulldown MenuPane is to be pulled down from a MenuBar, its
parent must be the MenuBar.
· If the Pulldown MenuPane is to be pulled down from a Popup or another
Pulldown MenuPane, its parent must be that Popup or Pulldown MenuPane.
· If the Pulldown MenuPane is to be pulled down from an OptionMenu, its
parent must be the same as the OptionMenu parent.
· Specifies the parent widget ID
· Specifies the name of the created widget
· Specifies the argument list
· Specifies the number of attribute/value pairs in the argument list
(arglist)
PullDown MenuPanes support tear-off capabilities for tear-off menus through
XmRowColumn resources. For a complete definition of RowColumn and its
associated resources, see XmRowColumn(3X).
RETURN VALUE
Returns the RowColumn widget ID.
SEE ALSO
XmCascadeButton(3X), XmCascadeButtonGadget(3X), XmCreateOptionMenu(3X),
XmCreatePopupMenu(3X), XmCreateSimplePulldownMenu(3X), XmMenuShell(3X),
XmRowColumn(3X), XmVaCreateSimplePulldownMenu(3X)
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