#ifndef __THREADPOOL_H__
#define __THREADPOOL_H__

#include  "ListEx.h"
#include "ThreadQueue.h"
#include "Lock.h"

typedef struct _SEvent* LPSEVENT;
class CThreadBase;
class CWorkerThread;
class CThreadPool
{
	friend class CWorkerThread;
public:
	CThreadPool();
	~CThreadPool();

	void	InitThreadPool(IN CONST int nMinNum = 4);
	void	TerminateAll();
	int		AddEventItem(IN CONST LPSEVENT lpEvent);
	int		MoveToIdleList(IN CThreadBase* pThread);

	void	SetMinKeptNum(IN CONST int nNum);
	int		GetMinKeptNum();

	void	SetMaxKeptNum(IN CONST int nNum);
	int		GetMaxKeptNum();

	int		IsDeleteThread(IN CThreadBase* pThread);

private:
	int				m_nMaxThreadNum;			// 最大线程数
	int				m_nMinThreadNum;			// 最小线程数
	int				m_nCurrThreadNum;			// 当前数量

	int				m_nMinKeptIdleNum;			// 最小空闲保持数，小于保持数需添加线程
	int				m_nMaxKeptIdleNum;			// 最大空闲保持数，大于保持数需减少线程

	CThreadQueue	m_ThreadList;				// 线程列表
	CThreadQueue	m_IdleList;					// 空闲
	CThreadQueue	m_BusyList;					// 忙碌
	CLock			m_lock;
};

#endif //#ifndef __THREADPOOL_H__