The FILTERREGION structure describes the position and extent of a specified portion of text within an object. This structure is used by IFilter::BindRegion.
typedef struct tagFILTERREGION
{
ULONG idChunk;
ULONG cwcStart;
ULONG cwcExtent;
} FILTERREGION;
Windows NT: Use version 5.0 or later.
Windows: Unsupported.
Windows CE: Unsupported.
Header: Declared in filter.h.