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authordkf <donal.k.fellows@manchester.ac.uk>2007-10-15 21:06:16 (GMT)
committerdkf <donal.k.fellows@manchester.ac.uk>2007-10-15 21:06:16 (GMT)
commitabcf21eecbc0627f16250c70fc56ff58348c68a8 (patch)
tree316082a042e1ef2c5c60073e8be3a90025095d61 /library/demos/check.tcl
parentb2f828793e2d7f586496d46cdbad418983a474dc (diff)
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GOOBE work on the widget demo, plus a new demo of text widget peering.
Diffstat (limited to 'library/demos/check.tcl')
-rw-r--r--library/demos/check.tcl5
1 files changed, 4 insertions, 1 deletions
diff --git a/library/demos/check.tcl b/library/demos/check.tcl
index 3e3ddc4..9c39153 100644
--- a/library/demos/check.tcl
+++ b/library/demos/check.tcl
@@ -3,7 +3,7 @@
# This demonstration script creates a toplevel window containing
# several checkbuttons.
#
-# RCS: @(#) $Id: check.tcl,v 1.5 2004/12/21 11:56:35 dkf Exp $
+# RCS: @(#) $Id: check.tcl,v 1.6 2007/10/15 21:06:17 dkf Exp $
if {![info exists widgetDemo]} {
error "This script should be run from the \"widget\" demo."
@@ -35,6 +35,9 @@ checkbutton $w.b3 -text "Driver Sober" -variable sober -relief flat
pack $w.b0 -side top -pady 2 -anchor w
pack $w.b1 $w.b2 $w.b3 -side top -pady 2 -anchor w -padx 15
+## This code makes $w.b0 function as a tri-state button; it's not
+## needed at all for just straight yes/no buttons.
+
set in_check 0
proc tristate_check {n1 n2 op} {
global safety wipers brakes sober in_check