40 lines
1.4 KiB
Tcl
40 lines
1.4 KiB
Tcl
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# ttkscale.tcl --
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#
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# This demonstration script shows an example with a horizontal scale.
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if {![info exists widgetDemo]} {
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error "This script should be run from the \"widget\" demo."
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}
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package require Tk
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set w .ttkscale
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catch {destroy $w}
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toplevel $w -bg [ttk::style lookup TLabel -background]
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wm title $w "Themed Scale Demonstration"
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wm iconname $w "ttkscale"
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positionWindow $w
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pack [ttk::frame [set w $w.contents]] -fill both -expand 1
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ttk::label $w.msg -font $font -wraplength 3.5i -justify left -text "A label tied to a horizontal scale is displayed below. If you click or drag mouse button 1 in the scale, you can change the contents of the label; a callback command is used to couple the slider to both the text and the coloring of the label."
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pack $w.msg -side top -padx .5c
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## See Code / Dismiss buttons
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set btns [addSeeDismiss $w.buttons [winfo toplevel $w]]
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pack $btns -side bottom -fill x
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ttk::frame $w.frame -borderwidth 10
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pack $w.frame -side top -fill x
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# List of colors from rainbox; "Indigo" is not a standard color
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set colorList {Red Orange Yellow Green Blue Violet}
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ttk::label $w.frame.label
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ttk::scale $w.frame.scale -from 0 -to 5 -command [list apply {{w idx} {
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set c [lindex $::colorList [tcl::mathfunc::int $idx]]
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$w.frame.label configure -foreground $c -text "Color: $c"
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}} $w]
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# Trigger the setting of the label's text
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$w.frame.scale set 0
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pack $w.frame.label $w.frame.scale
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