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+# optMenu.tcl --
+#
+# This file defines the procedure tk_optionMenu, which creates
+# an option button and its associated menu.
+#
+# Copyright (c) 1994 The Regents of the University of California.
+# Copyright (c) 1994 Sun Microsystems, Inc.
+#
+# See the file "license.terms" for information on usage and redistribution
+# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
+#
+
+# ::tk_optionMenu --
+# This procedure creates an option button named $w and an associated
+# menu. Together they provide the functionality of Motif option menus:
+# they can be used to select one of many values, and the current value
+# appears in the global variable varName, as well as in the text of
+# the option menubutton. The name of the menu is returned as the
+# procedure's result, so that the caller can use it to change configuration
+# options on the menu or otherwise manipulate it.
+#
+# Arguments:
+# w - The name to use for the menubutton.
+# varName - Global variable to hold the currently selected value.
+# firstValue - First of legal values for option (must be >= 1).
+# args - Any number of additional values.
+
+proc ::tk_optionMenu {w varName firstValue args} {
+ upvar #0 $varName var
+
+ if {![info exists var]} {
+ set var $firstValue
+ }
+ menubutton $w -textvariable $varName -indicatoron 1 -menu $w.menu \
+ -relief raised -highlightthickness 1 -anchor c \
+ -direction flush
+ menu $w.menu -tearoff 0
+ $w.menu add radiobutton -label $firstValue -variable $varName
+ foreach i $args {
+ $w.menu add radiobutton -label $i -variable $varName
+ }
+ return $w.menu
+}