15.5.774 xmsetmnemonic

xmsetmnemonic, widgetID, string

[motif package] Sets a short-hand keystroke for the widget with the indicated widgetID. The first character of the string is taken for the short-hand keystroke. If the widget is a menu bar item and if the short-hand keystroke appears in the menu bar item title, then then the short-hand character is underlined in the menu bar item title.

See also: xmmenubar