mirror of
https://github.com/thestk/stk
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55 lines
1.2 KiB
Tcl
55 lines
1.2 KiB
Tcl
# A simple Tcl/Tk example script
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# Set initial control values
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set pitch 64.0
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set press 64.0
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set outID "stdout"
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# Configure main window
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wm title . "A Simple GUI"
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wm iconname . "simple"
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. config -bg black
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# Configure a "note-on" button
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frame .noteOn -bg black
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button .noteOn.on -text NoteOn -bg grey66 -command { noteOn $pitch $press }
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pack .noteOn.on -side left -padx 5
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pack .noteOn
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# Configure sliders
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frame .slider -bg black
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scale .slider.pitch -from 0 -to 128 -length 200 \
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-command {changePitch } -variable pitch \
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-orient horizontal -label "MIDI Note Number" \
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-tickinterval 32 -showvalue true -bg grey66
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pack .slider.pitch -padx 10 -pady 10
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pack .slider -side left
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# Bind an X windows "close" event with the Exit routine
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bind . <Destroy> +myExit
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proc myExit {} {
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global pitch outID
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puts $outID [format "NoteOff 0.0 1 %f 127" $pitch ]
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flush $outID
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puts $outID [format "ExitProgram"]
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flush $outID
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close $outID
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exit
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}
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proc noteOn {pitchVal pressVal} {
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global outID
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puts $outID [format "NoteOn 0.0 1 %f %f" $pitchVal $pressVal]
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flush $outID
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}
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proc changePitch {value} {
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global outID
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puts $outID [format "PitchBend 0.0 1 %.3f" $value]
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flush $outID
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}
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