translatemessage_dispacthmessage函数_windows createfile(8)

{

switch(msg.message)

{

case MY_MSG:

char * pInfo = (char *)msg.wParam;

printf("recv %s\n",pInfo);

delete[] pInfo;

break;

}

}

};

return 0;

}

int main()

{

HANDLE hThread;

unsigned nThreadID;

hStartEvent = ::CreateEvent(0,FALSE,FALSE,0); //create thread start event

if(hStartEvent == 0)

{

printf("create start event failed,errno:%d\n",::GetLastError());

return 1;

}

//start thread

hThread = (HANDLE)_beginthreadex( NULL, 0, &fun, NULL, 0, &nThreadID );

if(hThread == 0)

{

printf("start thread failed,errno:%d\n",::GetLastError());

CloseHandle(hStartEvent);

return 1;

}

//wait thread start event to avoid PostThreadMessage return errno:1444

::WaitForSingleObject(hStartEvent,INFINITE);

CloseHandle(hStartEvent);

int count = 0;

while(true)

{

char* pInfo = new char[MAX_INFO_SIZE]; //create dynamic msg

sprintf(pInfo,"msg_%d",count);

if(!PostThreadMessage(nThreadID,MY_MSG,(WPARAM)pInfo,0))//post thread msg

{

printf("post message failed,errno:%d\n",::GetLastError());

delete[] pInfo;

}

::Sleep(1000);

}

CloseHandle(hThread);

return 0;

}

要把SETTING 改为多线程的

Project->Settings->click C/C tab, 在Category 中选Code Generation, 然后在Use run-time libray 中选一个 Multithread 配置

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