This method is implemented in FRE for Windows.
This method pumps queued messages. It may be necessary for the applications that do not implement a standard Windows message loop, in which case you need to call this method when you want to receive queued messages and notifications from scanning methods. When scanning notifications are received, the corresponding methods of the IScanCallback interface are called.
Syntax
C++
Return values
This method may return the standard return values of ABBYY FineReader Engine functions.
See also
ScanManager
IScanCallback