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mkHScale.tcl
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1994-09-20
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# mkHScale w
#
# Create a top-level window that displays a horizontal scale.
#
# Arguments:
# w - Name to use for new top-level window.
proc mkHScale {{w .scale2}} {
catch {destroy $w}
toplevel $w
dpos $w
wm title $w "Horizontal Scale Demonstration"
wm iconname $w "Scale"
message $w.msg -font -Adobe-times-medium-r-normal--*-180* -aspect 300 \
-text "A bar and a horizontal scale are displayed below. If you click or drag mouse button 1 in the scale, you can change the width of the bar. Click the \"OK\" button when you're finished."
frame $w.frame -borderwidth 10
button $w.ok -text OK -command "destroy $w"
pack $w.msg $w.frame $w.ok -side top -fill x
frame $w.frame.top -borderwidth 15
scale $w.frame.scale -orient horizontal -length 280 -from 0 -to 250 \
-command "setWidth $w.frame.top.inner" -tickinterval 50 \
-bg Bisque1
pack $w.frame.top -side top -expand yes -anchor sw
pack $w.frame.scale -side bottom -expand yes -anchor nw
frame $w.frame.top.inner -geometry 20x40 -relief raised -borderwidth 2 \
-bg SteelBlue1
pack $w.frame.top.inner -expand yes -anchor sw
$w.frame.scale set 20
}
proc setWidth {w width} {
$w config -geometry ${width}x40
}