— a RowColumn function that makes a menu
accessible from more than one widget
makes a menu accessible from more than one widget.
After a menu is once created, this function may be used to make that menu
accessible from a second widget. The process may be repeated indefinitely. In
other words, where an application would use XmCreatePopupMenu
or their equivalent to create a new menu identical
to one that already exists, it can use this function to reuse that earlier
refers to a Popup menu, then the post_from_widget
can now pop up the specified menu. The actual posting of the menu occurs as it
always does, either through an event handler, or the automatic popup menu
support (see the XmRowColumn
(3) reference page).
refers to a Pulldown menu, its ID is placed in the
resource of the specified post_from_widget
. In this
case, the post_from_widget
widget must be either a CascadeButton or a
Note that this function manipulates the internal structures themselves, not a
copy of them.
- Specifies the ID of the RowColumn widget containing the menu (Popup or
Pulldown) to be made accessible from the widget.
- Specifies the widget ID of the widget which will now be able to post the
menu specified by menu.
For a complete definition of RowColumn and its associated resources, see