PvGetSelectionStringSize()


In	hConnection	Connection handle that identifies the server. Connection handles are obtained with the PvConnectServer() function.
In	settingID	Unique identifier for the setting. A list of settings can be obtained from PvGetSettingList().
In/Out	pBufSize	Address of an unsigned long containing size of the buffer in PvGetSelectionString() call allocated to receive the string. It receives the actual length of selection string.


P_OK	The operation was successful.
P_E_INVALID_HANDLE	Invalid connection handle.
P_E_NULL_PTR	Call with NULL pointer.
P_E_INVALID_DATA_TYPE	The requested setting is not of selection type.
P_E_FAIL	Failed for other reasons.

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Connection established by PvConnectServer() or if you are performing the operation on a local machine, P_LOCAL_DB_CONNECTION may be used as the connection handle.