internal AsyncWorkItem NextWorkItem()
{
lock (_queue.SyncRoot)
{
if (_queue.Count == 0)
{
return(null);
}
AsyncWorkItem result = (AsyncWorkItem)_queue.Dequeue();
if (_queue.Count == 0)
{
_hasPendingPost = false;
}
return(result);
}
}
private void AddItem(AsyncWorkItem item)
{
bool flag = true;
lock (_queue.SyncRoot)
{
if (Enabled)
{
_queue.Enqueue(item);
if (!_hasPendingPost || !_isAsyncMode)
{
flag = false;
_hasPendingPost = true;
}
}
}
if (!flag)
{
OnWorkItemPending();
}
}