This function retrieves the specified held call. Usually the state of the call will turn to the connected state (LINECALLSTATE_CONNECTED).

Declaration

procedure Unhold;

Remarks

Please refer to the section "lineUnhold" in TAPI's documentation for a more detailed information. This function works in an asynchronous manner. See the SyncMode property to read more about the handling of asynchronous functions.

Errors

Using this function may cause an EhbTapiError exception . Possible errors are:

LINEERR_INVALCALLHANDLE, LINEERR_OPERATIONUNAVAIL, LINEERR_INVALCALLSTATE, LINEERR_OPERATIONFAILED, LINEERR_NOMEM, LINEERR_RESOURCEUNAVAIL, LINEERR_NOTOWNER, LINEERR_UNINITIALIZED.

See Also

ThbTapiCall.SwapHold, ThbTapiLine.OnCallState