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Annotation of micropolis/src/tk/library/demos/mkHScale.tcl, revision 1.1.1.1

1.1       root        1: # mkHScale w
                      2: #
                      3: # Create a top-level window that displays a horizontal scale.
                      4: #
                      5: # Arguments:
                      6: #    w -       Name to use for new top-level window.
                      7: 
                      8: proc mkHScale {{w .scale2}} {
                      9:     catch {destroy $w}
                     10:     toplevel $w
                     11:     dpos $w
                     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}
                     25:     $w.frame.scale set 20
                     26:     button $w.ok -text OK -command "destroy $w"
                     27: 
                     28:     pack append $w $w.msg {top fill} $w.frame {top expand fill} \
                     29:        $w.ok {bottom fill}
                     30: }
                     31: 
                     32: proc setWidth {w width} {
                     33:     $w config -geometry ${width}x40
                     34: }

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