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Skunkware 5
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X11
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tclMotif-1.4
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prog35
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1995-06-29
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1KB
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53 lines
# trying the slider example of D&D, from the drag create side
xtAppInitialize -class Program
xmRowColumn .b managed
# .b addAction exec
xmScrollBar .b.sb managed \
-orientation horizontal \
-width 150 \
-translations "#override <Btn2Down>: exec(startDrag %w)"
proc startDrag {w} {
$w dragStart \
-exportTargets COMPOUND_TEXT \
-numExportTargets 1 \
-convertProc {dragConvertProc %w %type %value}
}
proc dragConvertProc {w type value} {
upvar 1 $type t
upvar 1 $value v
$w getValues -value v
set t COMPOUND_TEXT
}
#
# drop side of this, as taken from prog32
#
xmPushButton .b.l2 managed -labelString "drag slider to me"
.b.l2 dropSiteRegister \
-dropProc {startDrop %dragContext} \
-numImportTargets 1 \
-importTargets COMPOUND_TEXT
proc startDrop {dragContext} {
$dragContext dropTransferStart \
-dropTransfers {{COMPOUND_TEXT .b.l2}} \
-numDropTransfers 1 \
-transferProc {doTransfer %closure {%value}}
}
proc doTransfer {destination value} {
$destination setValues -labelString $value
}
. realizeWidget
. mainLoop