C / C++ / MFC

//In your thread class:
//1. Declare m_eventShutdown variable of the type CEvent.
//2. Add function CYourThreadClass::ShutdownThread { m_eventShutdown.SetEvent();}
//
//In your thread function:
//
int CYourThreadClass::ThreadFunction()
{
while(1)
{
HANDLE h[2];
h[0] = m_eventShutdown.m_hObject;
h[1] = another handle;
DWORD dwRet = ::WaitForMultipleObjects(2,h,FALSE,YOURTIMEOUT)
if(dwRet==WAIT_OBJECT_0)
return 0; //exit thread
else if(dwRet==WAIT_OBJECT_1)
//handle your synchronization object
else if(dwRet==WAIT_TIMEOUT)
//handle timeout
else if(dwRet==WAIT_FAILED)
// handle error
}
}
//
//To terminate the worker thread call CYourThreadClass::ShutdownThread from your UI thread.

// In your thread class:
// Declare m_eventShutdown variable of the type CEvent.
// Add function CYourThreadClass::ShutdownThread { m_eventShutdown.SetEvent();}
// Declare m_eventPrintToDebug variable of the type CEvent.
// Add function CYourThreadClass::PrintToDebug { m_eventPrintToDebug.SetEvent();}
//
//In your thread function:
//
int CYourThreadClass::ThreadFunction()
{
while(1)
{
int nCounter = 0;
HANDLE h[2];
h[0] = m_eventShutdown.m_hObject;
h[1] = m_eventPrintToDebug.m_hObject;
DWORD dwRet = ::WaitForMultipleObjects(2,h,FALSE,INFINITE)
if(dwRet==WAIT_OBJECT_0) // exit thread
return 0; 
else if(dwRet==WAIT_OBJECT_1) // print to the debug output
TRACE("Counter = %d\n",n_Counter++); 
else if(dwRet==WAIT_TIMEOUT)
// never here if the time-out interval = INFINITE
else if(dwRet==WAIT_FAILED)
// handle error
}
}
//
//In your UI thread call SetTimer(1,1000,NULL) and in OnTimer call CYourThreadClass::PrintToDebug. 
//To terminate the worker thread call CYourThreadClass::ShutdownThread from your UI thread.

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