private void ScheduleCallback(Action <object> callback)
{
ActionItem.ScheduleCallback(callback, this, this.lowPriority);
}
public static void Schedule(Action <object> callback, object state)
{
ActionItem.Schedule(callback, state, false);
}
private void EnqueueAndDispatch(InputQueue <T> .Item item, bool canDispatchOnThisThread)
{
bool flag = false;
InputQueue <T> .IQueueReader queueReader = null;
bool flag1 = false;
InputQueue <T> .IQueueWaiter[] queueWaiterArray = null;
bool flag2 = true;
lock (this.ThisLock)
{
flag2 = (this.queueState == InputQueue <T> .QueueState.Closed ? false : this.queueState != InputQueue <T> .QueueState.Shutdown);
this.GetWaiters(out queueWaiterArray);
if (this.queueState != InputQueue <T> .QueueState.Open)
{
flag = true;
}
else if (canDispatchOnThisThread)
{
if (this.readerQueue.Count != 0)
{
queueReader = this.readerQueue.Dequeue();
}
else
{
this.itemQueue.EnqueueAvailableItem(item);
}
}
else if (this.readerQueue.Count != 0)
{
this.itemQueue.EnqueuePendingItem(item);
flag1 = true;
}
else
{
this.itemQueue.EnqueueAvailableItem(item);
}
}
if (queueWaiterArray != null)
{
if (!canDispatchOnThisThread)
{
InputQueue <T> .CompleteWaitersLater(flag2, queueWaiterArray);
}
else
{
InputQueue <T> .CompleteWaiters(flag2, queueWaiterArray);
}
}
if (queueReader != null)
{
InputQueue <T> .InvokeDequeuedCallback(item.DequeuedCallback);
queueReader.Set(item);
}
if (!flag1)
{
if (flag)
{
InputQueue <T> .InvokeDequeuedCallback(item.DequeuedCallback);
this.DisposeItem(item);
}
return;
}
if (InputQueue <T> .onDispatchCallback == null)
{
InputQueue <T> .onDispatchCallback = new Action <object>(InputQueue <T> .OnDispatchCallback);
}
ActionItem.Schedule(InputQueue <T> .onDispatchCallback, this);
}
void ScheduleWait()
{
ActionItem.Schedule(this.onWaitCallback, null);
this.waitScheduled = true;
}
void EnqueueAndDispatch(Item item, bool canDispatchOnThisThread)
{
bool disposeItem = false;
IQueueReader reader = null;
bool dispatchLater = false;
IQueueWaiter[] waiters = null;
bool itemAvailable = true;
lock (ThisLock)
{
itemAvailable = !((queueState == QueueState.Closed) || (queueState == QueueState.Shutdown));
this.GetWaiters(out waiters);
if (queueState == QueueState.Open)
{
if (canDispatchOnThisThread)
{
if (readerQueue.Count == 0)
{
itemQueue.EnqueueAvailableItem(item);
}
else
{
reader = readerQueue.Dequeue();
}
}
else
{
if (readerQueue.Count == 0)
{
itemQueue.EnqueueAvailableItem(item);
}
else
{
itemQueue.EnqueuePendingItem(item);
dispatchLater = true;
}
}
}
else // queueState == QueueState.Closed || queueState == QueueState.Shutdown
{
disposeItem = true;
}
}
if (waiters != null)
{
if (canDispatchOnThisThread)
{
CompleteWaiters(itemAvailable, waiters);
}
else
{
CompleteWaitersLater(itemAvailable, waiters);
}
}
if (reader != null)
{
InvokeDequeuedCallback(item.DequeuedCallback);
reader.Set(item);
}
if (dispatchLater)
{
if (onDispatchCallback == null)
{
onDispatchCallback = new Action <object>(OnDispatchCallback);
}
ActionItem.Schedule(onDispatchCallback, this);
}
else if (disposeItem)
{
InvokeDequeuedCallback(item.DequeuedCallback);
DisposeItem(item);
}
}
