UnregisterEvent()

Description

Removes an event listener from a built-in Dynamic Web TWAIN event.

Syntax

.UnregisterEvent(eventName, evt)

Parameters

stringeventName: the name of a built-in event. Currently the supported events are:
OnBitmapChanged
OnGetFilePath
OnImageAreaDeSelected
OnImageAreaSelected
OnInternetTransferPercentage
OnMouseClick
OnMouseDoubleClick
OnMouseMove
OnMouseRightClick
OnPostAllTransfers
OnPostLoad
OnPostTransfer
OnPreAllTransfers
OnPreTransfer
OnSourceUIClose
OnTopImageInTheViewChanged

<function> optional evt: a <function> as the event listener.

Return value

bool

true indicates success. false indicates failure.

When false is returned, check ErrorCode or ErrorString for error information.

See also

RegisterEvent