public void MoveToFront(ThreadQueueItem thread)
{
if (thread == null)
{
throw new ArgumentNullException("thread");
}
lock (this.waitingThreads)
{
int index = this.waitingThreads.IndexOf(thread);
if (index > 0)
{
this.waitingThreads.MoveItem(index, 0);
}
}
}
internal void ThreadDone(ThreadQueueItem thread)
{
try
{
this.threadDoneMutex.WaitOne();
lock (this.executingThreads)
{
this.executingThreads.Remove(thread);
}
this.ExecuteThreads();
}
finally
{
this.threadDoneMutex.ReleaseMutex();
}
}
public ThreadQueueItem EnqueueThread(Action threadAction)
{
if (threadAction == null)
{
throw new ArgumentNullException("threadAction");
}
ThreadQueueItem newThread = new ThreadQueueItem(this, threadAction, this.threadCounter++);
lock (this.waitingThreads)
{
this.waitingThreads.Add(newThread);
}
this.ExecuteThreads();
return(newThread);
}
private void ExecuteThreads()
{
lock (this.waitingThreads)
{
lock (this.executingThreads)
{
while (this.executingThreads.Count < this.maxExecutingThreads && this.waitingThreads.Count != 0)
{
ThreadQueueItem newThread = this.waitingThreads.First();
this.waitingThreads.RemoveAt(0);
this.executingThreads.Add(newThread);
if (this.executingThreads.Count >= this.minExecutingThreads)
{
foreach (var thread in this.executingThreads)
{
thread.Execute();
}
}
}
}
}
}