raThread.cpp

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#include "raMain.h"

namespace System
{
    raThread::raThread()
    {
        m_pThreadStartRoutine = raThread::EntryPoint;
    }
    raThread::raThread(LPTHREAD_START_ROUTINE lpExternalRoutine)
    {
        Attach(lpExternalRoutine);
    }
    raThread::~raThread()
    {
        if ( m_ThreadCtx.m_hThread )
            Stop(true);
    }
    DWORD raThread::Start( void* arg)
    {
        m_ThreadCtx.m_pUserData = arg;
        m_ThreadCtx.m_hThread = CreateThread(NULL, 0, m_pThreadStartRoutine, this, 0, &m_ThreadCtx.m_dwTID);
        m_ThreadCtx.m_dwExitCode = (DWORD)-1;

        return GetLastError();
    }
    DWORD raThread::Stop ( bool bForceKill)
    {
        if ( m_ThreadCtx.m_hThread )
        {
            GetExitCodeThread(m_ThreadCtx.m_hThread, &m_ThreadCtx.m_dwExitCode);

            if ( m_ThreadCtx.m_dwExitCode == STILL_ACTIVE && bForceKill )
                TerminateThread(m_ThreadCtx.m_hThread, DWORD(-1));

            m_ThreadCtx.m_hThread = NULL;
        }

        return m_ThreadCtx.m_dwExitCode;
    }
    DWORD raThread::GetExitCode() const
    {
        if ( m_ThreadCtx.m_hThread )
            GetExitCodeThread(m_ThreadCtx.m_hThread, (LPDWORD)&m_ThreadCtx.m_dwExitCode);
        return m_ThreadCtx.m_dwExitCode;
    }
    void raThread::Attach( LPTHREAD_START_ROUTINE lpThreadStartRoutine )
    {
        m_pThreadStartRoutine = lpThreadStartRoutine;
    }
    void  raThread::Detach( void )
    {
        m_pThreadStartRoutine = raThread::EntryPoint;
    }
    DWORD WINAPI raThread::EntryPoint( LPVOID pArg)
    {
        raThread *pParent = reinterpret_cast<raThread*>(pArg);
        if(!pParent) return STILL_ACTIVE;

            pParent->ThreadCtor();

            pParent->Run( pParent->m_ThreadCtx.m_pUserData );

            pParent->ThreadDtor();

        return STILL_ACTIVE;
    }
    DWORD raThread::Run( LPVOID  arg  )
    {
        return 0;
    }
}