// caller may be null when not called as a worksheet function.
public AsyncObservableState(Guid id, AsyncCallInfo callInfo, ExcelReference caller, IExcelObservable observable)
{
_id = id.ToString();
_callInfo = callInfo;
_observable = observable;
_callerState = AsyncCallerState.GetCallerState(caller); // caller might be null, _callerState should not be
}
// caller may be null when not called as a worksheet function.
public AsyncObservableState(Guid id, AsyncCallInfo callInfo, ExcelReference caller, ExcelObservableOptions options, IExcelObservable observable)
{
_callInfo = callInfo;
if (options == ExcelObservableOptions.None)
{
_topics = new string[] { id.ToString() }
}
;
else
{
_topics = new string[] { id.ToString(), ((int)options).ToString() }
};
_observable = observable;
_callerState = AsyncCallerState.GetCallerState(caller); // caller might be null, _callerState should not be
}