Call Parameters

Parameter Description
Data String A 7-byte string in the following format:
Byte 1
Short name session ID of the desired Host session, or space or null for the current Host session.
Byte 2
Notification mode. "P" for presentation space update only, "O" for OIA update only, "B" for both presentation space and OIA updates. When calling WinHLLAPIAsync, this position can be "A".
Byte 3-6
Not used. Provided for compatibility with older applications.
Byte 7
Reserved or replaced with one of the following if using WinHLLAPIAsync and A in byte 2: P for presentation space update only, O for OIA update only; and B for both presentation space and OIA updates.
Data Length Length of Host event buffer (256 recommended).
PS Position NA