User`s guide

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Stop Host Notification—Function 25
This function disables notifying your Windows HLLAPI application of changes in the Host session
presentation space or Operation Information Area (OIA).
Prerequisite Functions
Start Host Notification (function 23).
WinHLLAPI(STOPHOSTNOTIFICATION,lpbyString,lpwLength,
lpwReturnnCode)
Parameter Description
Data String Short name session ID of the desired Host session, or space
or null for the current Host session.
Data Length NA (length of 1 is implied).
PS Position NA
Code Description
WHLLOK Host notification disabled (function successful).
WHLLNOTCONNECTED The specified Host session is invalid.
WHLLNOTAVAILABLE
Start Host Notification (function 23) has not been called prior
to this function for the specified Host session.
WHLLSYSERROR The function failed due to a system error.
Once Host notification has been disabled, Query Host Update (function 24) can no longer determine
updates to the Host session, and Host events do not satisfy Pause (function 18).
Function Call
Call Parameters
Return Codes
Remarks