Re: Threads

From:
 Lamefif <Leonardo.Pjetri@googlemail.com>
Newsgroups:
microsoft.public.vc.language
Date:
Wed, 03 Oct 2007 17:55:54 -0000
Message-ID:
<1191434154.525073.269760@o80g2000hse.googlegroups.com>
On Oct 3, 6:23 pm, "Mark Salsbery [MVP]"
<MarkSalsbery[MVP]@newsgroup.nospam> wrote:

"Lamefif" <Leonardo.Pje...@googlemail.com> wrote in message

news:1191427793.005247.76880@19g2000hsx.googlegroups.com...

hi,

case WM_CREATE: //CREATE WINDOW EVENT
SetTimer(hwnd, TimerID, 300, NULL);
Thread1 = CreateThread(NULL,0,Thread1EventProc,NULL,
0,&mThreadId); // mThreadId set to 1212
break;

----------------------

//thread callback function
unsigned long __stdcall Thread1EventProc(LPVOID param)
{
Sleep(100);
//int i;
i++; // global variable
return 0;
}

//-------------------

case WM_TIMER:
switch (wParam)
{
case TimerID:
{

OpenThread(THREAD_ALL_ACCESS,false,mThreadId);
return 0;
}
here is my attempt to rerun the thread, but is not working mThreadId
has the value 3492 here for some reason,
the program just keeps getting the timer message and Thread1EventProc
is not called.


Are you trying to do something like this?

HANDLE hTimerEvent = NULL;

...

 case WM_CREATE: //CREATE WINDOW EVENT
 hTimerEvent = ::CreateEvent(NULL, FALSE, FALSE, NULL);
 SetTimer(hwnd, TimerID, 300, NULL);
 Thread1 = CreateThread(NULL,0,Thread1EventProc,NULL,
 0,&mThreadId); // mThreadId set to 1212
 break;

...

 //thread callback function
 unsigned long __stdcall Thread1EventProc(LPVOID param)
 {
   while (1) // you should provide a way to exit the thread!
   {
     ::WaitForSingleObject(hTimerEvent, INFINITE);

     //int i;
     i++; // global variable
   }

 return 0;
 }

...

 case WM_TIMER:
 switch (wParam)
 {
 case TimerID:
 {
    ::SetEvent(hTimerEvent);
   return 0;
 }

--
Mark Salsbery
Microsoft MVP - Visual C++


Hey Mark :) .. yes thanks .. all

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