public IDisposable StartTimer(DispatcherPriority priority, TimeSpan interval, Action tick)
{
if (_mainThread != Thread.CurrentThread)
{
throw new InvalidOperationException("StartTimer can be only called from UI thread");
}
if (interval <= TimeSpan.Zero)
{
throw new ArgumentException("Interval must be positive", nameof(interval));
}
// We assume that we are on the main thread and outside of epoll_wait, so there is no need for wakeup signal
var timer = new X11Timer(this, priority, interval, tick);
lock (_timers)
_timers.Add(timer);
return(timer);
}
int TimerComparer(X11Timer t1, X11Timer t2)
{
return(t2.Priority - t1.Priority);
}
