EditStreamCallback

4/8/2010

The EditStreamCallback function is an application-defined callback function used with the EM_STREAMIN and EM_STREAMOUT messages. It is used to transfer a stream of data to or from a RichInk control.

Syntax

DWORD CALLBACK EditStreamCallback(
  DWORD dwCookie,
  LPBYTE pbBuff,
  LONG cb,
  LONG* pcb 
);

Parameters

• dwCookie
  An application-defined value.

• pbBuff
  A pointer to a buffer.

• cb
  The number of bytes to read or write.

• pcb
  A pointer to the number of bytes transferred.

Return Value

None.

Remarks

The EDITSTREAMCALLBACK type defines a pointer to this callback function. EditStreamCallback is a placeholder for the application-defined function name.

Requirements

See Also

Concepts

RichInk Control Functions