public void clearInterval(UITimer timer)
{
if (timer != null)
{
timer.Stop();
}
}
/// <summary>Called before the game/scene is unloaded to remove any timers.</summary>
public static void OnUnload(Document document)
{
if (FirstActive != null)
{
int count = 0;
UITimer current = FirstActive;
FirstActive = null;
while (current != null)
{
if (document == null || current.Document == document)
{
count++;
current.Stop();
}
current = current.Next;
}
if (count != 0)
{
Dom.Log.Add("Cleared " + count + " leaked interval timers. This message is harmless but can help discover if you have accidentally left setInterval running (note: marquee uses these timers too).");
}
}
}
/// <summary>Clears all code.</summary>
public void ClearCode()
{
Engines = null;
FinishedParsing = false;
// Clear any running intervals:
UITimer.OnUnload(this);
}
internal override void RemovedFromDOM()
{
base.RemovedFromDOM();
// Clear the timer:
if (Timer != null)
{
Timer.Stop();
Timer = null;
}
}
public void OnApplicationQuit()
{
// Run OnBeforeUnload, if an event is still attached:
if (UI.document != null)
{
// Run onbeforeunload (always trusted):
UI.document.window.dispatchEvent(new BeforeUnloadEvent());
}
// Make sure all timers are halted:
UITimer.OnUnload(null);
}
/// <summary>Call this to begin a marquee.</summary>
public void Start()
{
if (Active)
{
return;
}
Active = true;
// Start our timer:
Timer = new UITimer(false, ScrollDelay, OnTick);
Element.Run("onstart");
}
/// <summary>Call this to stop a scrolling marquee.</summary>
public void Stop()
{
if (!Active)
{
return;
}
Active = false;
// Stop and clear the timer:
Timer.Stop();
Timer = null;
Element.Run("onstop");
}
/// <summary>No timers available on Windows 8 so it's got to use the Unity update thread instead.</summary>
public void Update()
{
UITimer current = FirstActive;
while (current != null)
{
current.CurrentTime += Time.deltaTime;
if (current.CurrentTime > current.MaxTime)
{
// Tick!
current.CurrentTime = 0f;
current.Elapsed(null);
}
current = current.Next;
}
}
/// <summary>Stops this timer from running anymore.</summary>
public void Stop()
{
#if UNITY_WP8
if (InternalTimer == null)
{
return;
}
InternalTimer.Dispose();
InternalTimer = null;
#elif UNITY_METRO
#else
if (InternalTimer == null)
{
return;
}
InternalTimer.Enabled = false;
InternalTimer = null;
#endif
if (!OneOff)
{
// Remove from active queue:
if (Next == null)
{
LastActive = Previous;
}
else
{
Next.Previous = Previous;
}
if (Previous == null)
{
FirstActive = Next;
}
else
{
Previous.Next = Next;
}
}
}
/// <summary>Call this to begin a marquee.</summary>
public void Start()
{
if (Active)
{
return;
}
Active = true;
// Doesn't bubble:
Dom.Event e = new Dom.Event("start");
e.SetTrusted(false);
if (dispatchEvent(e))
{
// Start our timer:
Timer = new UITimer(false, ScrollDelay, OnTick);
Timer.Document = document_;
}
}
/// <summary>Call this to stop a scrolling marquee.</summary>
public void Stop()
{
if (!Active)
{
return;
}
// Doesn't bubble:
Dom.Event e = new Dom.Event("stop");
e.SetTrusted(false);
if (dispatchEvent(e))
{
Active = false;
// Stop and clear the timer:
Timer.Stop();
Timer = null;
}
}
private void Setup(bool oneOff, int interval)
{
if (interval <= 0)
{
throw new Exception("Invalid timing interval or callback.");
}
Interval = interval;
if (Callback == null && OnComplete == null)
{
throw new Exception("A callback must be provided for timer methods.");
}
OneOff = oneOff;
#if UNITY_WP8
InternalTimer = new System.Threading.Timer(Elapsed, null, 0, interval);
#elif UNITY_METRO
MaxTime = (float)Interval / 1000f;
#else
InternalTimer = new System.Timers.Timer();
InternalTimer.Elapsed += Elapsed;
InternalTimer.Interval = interval;
InternalTimer.Start();
#endif
if (!OneOff)
{
// Add to active set:
if (FirstActive == null)
{
FirstActive = LastActive = this;
}
else
{
Previous = LastActive;
LastActive = LastActive.Next = this;
}
}
}
