C / C++ / MFC

void CThreadDemoDlg::OnEnd(){
  SetEvent(hEndAllEvent);
}

UINT WorkerThreadXYZ(LPVOID pParams){

  fstream OutFile;
  OutFile.open("FileOne.txt",ios::out);

  for(int i=0;i<10000;i++)
  {
     if(WaitForSingleObject(hEndAllEvent, 0) == WAIT_OBJECT_0) break;
     OutFile  << i << " ";
  }

  OutFile.close();
  return FALSE; //Return false while using CWinThread, unless you know what you're doing, or unless you like memory leaks.
}

void CThreadDemoDlg::OnEnd() 
{
	// TODO: Add your control notification handler code here

	TerminateThread(hr1,1);
	TerminateThread(hr2,1);
		
}

Rajesh R Subramanian wrote:

It's saddening to see you've picked the worst suggestion that was given to you.

//globle variable
HANDLE hr1,hr2;
bool stopTh; //default set to false.



void CThreadDemoDlg::OnStart() 
{
	// TODO: Add your control notification handler code here

	stopTh = false;

	hr1 = CreateThread(NULL,0,(unsigned long (__stdcall *)(void *))WorkerThreadOne,this,0,0);
	hr2 = CreateThread(NULL,0,(unsigned long (__stdcall *)(void *))WorkerThreadTwo,this,0,0);
}
void CThreadDemoDlg::OnEnd() 
{
	// TODO: Add your control notification handler code here

	stopTh = true;
}

UINT WorkerThreadOne(LPVOID Param)
{
	fstream OutFile;
	OutFile.open("FileOne.txt",ios::out);

	for(int i=0;i<10000;i++)
	{
		if(stopTh == true)
			break;
		OutFile  << i << " ";
	}
	OutFile.close();
	return true;
}

ParagPatel wrote:

if(stopTh == true)

ParagPatel wrote:

Thanks Simmons,

ParagPatel wrote:

Yes.. stopTH must be globle

Suresh H wrote:

for(int i=0;i<10000;i++)

CEvent m_event; // start as non-signaled
 
for (int i = 0; i < 10000; i++)
{
    // set the event to signaled when the End button is clicked
    if (WaitForSingleObject(m_event.m_hObject, 0) == WAIT_OBJECT_0)
        break;
}