WorkerThread Library

#ifndef _WORKERTHREAD_H_
#define _WORKERTHREAD_H_

#include <Afxwin.h>

extern const UINT DO_WORK;
const int TIMEOUT_PER_THREAD = 200;

/**
 *
 * WorkerThread - This Thread class is created by WorkerThreadMgr
 *                This class will perform a work using WorkItem.
 * Author :    Ethihas M
 * Date:  2005-08-28
 */
class WorkerThread : public CWinThread
{
    DECLARE_DYNCREATE(WorkerThread)

public:

    // Constructor
    WorkerThread();

    // Destructor
    ~WorkerThread();
    
    // Initialize instance of thread
    virtual BOOL InitInstance();

    // Do a specific work
    afx_msg LRESULT OnDoWork( WPARAM wParam_i, LPARAM lParam_i );

    // Exit the worker thread
    afx_msg LRESULT OnExitThread( WPARAM wParam_i, LPARAM lParam_i );

    // Check Thread is idle or not
    bool IsIdle();

    // Terminate the worker thread
    bool Terminate();

protected:

    DECLARE_MESSAGE_MAP()

private:

    // Sets the Status of the worker thread
    void SetThreadIdleStatus( bool bStatus_i );

private:

    // Holds the status of the worker thread
    volatile bool m_bIdle;

    // Critical section object for Synchronization
    CRITICAL_SECTION m_CriticalSection;
};

#endif // _WORKERTHREAD_H_