public override void ViewDidUnload()
{
base.ViewDidUnload();
_timer?.SetEventHandler(null);
_timer?.Cancel();
/*
* If the timer is suspended, calling cancel without resuming
* triggers a crash. This is documented here https://forums.developer.apple.com/thread/15902
*/
if (!timerRunning ?? false)
{
_timer?.Resume();
}
_timer?.Dispose();
}
public DispatchTimer(long delay, DispatchQueue queue, TimerHandler block)
{
this.timerBlock = block;
this.queue = queue;
this.delay = delay;
this.source = new DispatchSource.Timer(queue);
base.Init();
Action wrapper = () =>
{
if (!source.IsCanceled)
{
source.Cancel();
timerBlock(this);
}
};
wrappedBlock = wrapper;
}
