3 # Create a top-level window that displays a horizontal scale.
6 # w - Name to use for new top-level window.
8 proc mkHScale
{{w .scale2
}} {
12 wm title
$w "Horizontal Scale Demonstration"
13 wm iconname
$w "Scale"
14 message $w.msg
-font -Adobe-times
-medium
-r
-normal
--*-180* -aspect 300 \
15 -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."
16 frame $w.
frame -borderwidth 10
17 pack append $w.
frame \
18 [frame $w.
frame.top
-borderwidth 15] {top expand
frame sw
} \
19 [scale $w.
frame.
scale -orient horizontal
-length 280 -from 0 -to 250 \
20 -command "setWidth $w.frame.top.inner" -tickinterval 50 \
21 -bg Bisque1
] {bottom expand
frame nw
}
22 pack append $w.
frame.top
\
23 [frame $w.
frame.top.inner
-geometry 20x40
-relief raised
\
24 -borderwidth 2 -bg SteelBlue1
] {expand
frame sw
}
26 button $w.ok
-text OK
-command "destroy $w"
28 pack append $w $w.msg
{top fill
} $w.
frame {top expand fill
} \
32 proc setWidth
{w width
} {
33 $w config
-geometry ${width
}x40