public static Thread QueueUserWorkItem(Delegate func, params object[] args)
{
if (ms_funcThreadWorker == null)
{
ms_funcThreadWorker = (WaitCallback)ThreadWorker;
}
while (numThreads >= maxThreads)
{
Thread.Sleep(1);
}
Interlocked.Increment(ref numThreads);
try
{
//如果线程不够了，就直接执行
var state = new ThreadTaskState()
{
args = args, func = func
};
System.Threading.ThreadPool.QueueUserWorkItem((WaitCallback)(ms_funcThreadWorker), state);
}
catch (Exception e)
{
((Action <object[]>)func)(args);
Interlocked.Decrement(ref numThreads);
}
finally
{
}
return(null);
}
private void OnUpdate()
{
try
{
while (!_isQuitRequest)
{
while (_state != ThreadTaskState.Busy)
{
_event.WaitOne();
}
if (_context != null)
{
_dispose.Invoke(ref _context);
}
_state = ThreadTaskState.Done;
}
}
catch (Exception e)
{
_except = e;
}
finally
{
_state = ThreadTaskState.Quit;
}
}
public ThreadTask(ThreadUpdateDelegate callback)
{
_state = ThreadTaskState.Idle;
_isQuitRequest = true;
_dispose = callback;
_event = new AutoResetEvent(false);
_thread = new Thread(OnUpdate);
}
public void Start()
{
if (_isQuitRequest)
{
_except = null;
_isQuitRequest = false;
_state = ThreadTaskState.Idle;
_thread.Start();
}
}
public static void QueueOnMainThread(Delegate func, params object[] args)
{
lock (ms_listFuncOnMainThread)
{
var state = new ThreadTaskState()
{
args = args, func = func
};
ms_listFuncOnMainThread.Add(state);
}
}
public void Dispose()
{
if (!_isQuitRequest)
{
_isQuitRequest = true;
_state = ThreadTaskState.Busy;
_context = null;
_event.Set();
_thread.Join();
_state = ThreadTaskState.Quit;
}
}
public void Respond(ThreadTaskDelegate taskDelegate)
{
try
{
Response = taskDelegate(this);
State = ThreadTaskState.Responded;
}
catch (Exception e)
{
Error = e;
State = ThreadTaskState.Error;
}
ResetEvent.Set();
}
private static void ThreadWorker(object obj)
{
try
{
ThreadTaskState state = obj as ThreadTaskState;
((Action <object[]>)state.func)(state.args);
}
catch
{
}
finally
{
Interlocked.Decrement(ref numThreads);
}
}
public void Task(ThreadData data)
{
_context = data;
_state = ThreadTaskState.Busy;
_event.Set();
}
