public IDisposable Schedule(TimeSpan dueTime, Action action)
{
if (action == null)
{
throw new ArgumentNullException("action");
}
var dt = Time + Scheduler.Normalize(dueTime);
var si = new ScheduledItem(action, dt);
var queue = GetQueue();
if (queue == null)
{
queue = new SchedulerQueue(4);
queue.Enqueue(si);
CurrentThreadScheduler.SetQueue(queue);
try
{
Trampoline.Run(queue);
}
finally
{
CurrentThreadScheduler.SetQueue(null);
}
}
else
{
queue.Enqueue(si);
}
return(si.Cancellation);
}
public static void Run(SchedulerQueue queue)
{
while (queue.Count > 0)
{
var item = queue.Dequeue();
if (!item.IsCanceled)
{
var wait = item.DueTime - CurrentThreadScheduler.Time;
if (wait.Ticks > 0)
{
Thread.Sleep(wait);
}
if (!item.IsCanceled)
{
item.Invoke();
}
}
}
}
private static void SetQueue(SchedulerQueue newQueue)
{
s_threadLocalQueue = newQueue;
}
