Windows 3.1 Device Drivers (ddag31qh.hlp) (Table of Contents; Topic list)
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FLUSHOUTPUT
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#define FLUSHOUTPUT 6 
short Control(lpDevice, FLUSHOUTPUT, NULL, NULL)
LPPDEVICE lpDevice;
 
The FLUSHOUTPUT escape flushes output in the device's buffer.
 
Parameter  Description
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lpDevice   Points to a PDEVICE structure specifying the destination device.
 
Return Value
 
The return value is positive if the escape is successful. Otherwise, it is
negative.
 
Comments
 
This escape is intended for banding printer drivers. When called, they
should reinitialize the banding bitmap (that is, eliminate anything in the
bitmap that is only partially drawn).
 
See Also
 
PDEVICE
 
 
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