lineSwapHold  LOVZWQ 

The lineSwapHold function swaps the specified active call with the specified call on consultation hold.

LONG lineSwapHold(

    HCALL hActiveCall,

 

    HCALL hHeldCall

 

   );

 

 

Parameters

hActiveCall

The handle to the active call. The application must be an owner of the call. The call state of hActiveCall must be connected.

hHeldCall

The handle to the consultation call. The application must be an owner of the call. The call state of hHeldCall can be onHoldPendingTransfer, onHoldPendingConference, onHold .

 

Return Values

Returns a positive request ID if the function will be completed asynchronously, or a negative error number if an error has occurred. The dwParam2 parameter of the corresponding LINE_REPLY2_C_9WS message is zero if the function is successful or it is a negative error number if an error has occurred. Possible return values are:

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

Remarks

Swapping the active call with the call on consultation hold allows the application to alternate or toggle between these two calls. This is typical in call waiting.

See Also

LINE_REPLY