This message removes all data from the drag source data object. This can be used during a DRAGSTART event to cancel the drag.
retVal = Send_Message(ctrlEntId,"CLEARDRAGDATA",format)
The function has the following parameters:
Parameter | Description | ||||||||
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ctrlEntID | Must be a current drag source control. | ||||||||
format | Name of the format you want to clear. This can be a custom format or one of the following standard OpenInsight data formats.
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A boolean value. TRUE for successful, FALSE if unsuccessful.
The message can only be used during the DRAGSTART event for drag source control. This effectively cancels all current drag activity.
DRAGSOURCE property, DROPTARGET property, SETDRAGDATA message, REMOVEDRAGDATA message, GETDRAGDATA message
* Change the "TEXT" data being dragged dragSource = Get_Property("SYSTEM","DRAGSOURCE") data = Send_Message(dragSource,"GETDRAGDATA","TEXT","","") if data _eqc 'Zachary Taylor' then data = Send_Message(dragSource,"CLEARDRAGDATA","TEXT") end |