public bool Update()
{
if (!IsActive)
{
return(false);
}
if (TimeElapsed())
{
TimeoutAction.Invoke();
TimeOutCount++;
ResetTimeout();
}
return(true);
}
public async void Start()
{
//需要阻止重复调用Start。
if (isRunning)
{
return;
}
isRunning = true;
Contract.Requires(_timeSpan != null);
Contract.Requires(TimeoutAction != null);
_source = new CancellationTokenSource();
_token = _source.Token;
waitingTask = Task.Delay(_timeSpan, _token);
await waitingTask;
if (!_token.IsCancellationRequested)
{
TimeoutAction?.Invoke();
}
}