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- # 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
-