Используйте мастер службы C ++, чтобы создать службу, и подключите ее к службе (конечно же, с дополнительным перехватом ошибок). Это должно работать с большинством современных версий Windows.
#include "stdafx.h"
#include <windows.h>
#include <iostream>
using namespace std;
/**
A callback function. It is similar to a delegate in .Net.
*/
VOID CALLBACK theTimerCallback(PVOID aParam, BOOLEAN TimerOrWaitFired)
{
// This is executed when the timer fires.
cout << "The timer says: Hello, world." << endl;
// The parameter (see below) is a handle to single the
// main thread to shut down.
HANDLE theShutdownEvent = (HANDLE)aParam;
// Tell the main thread to shutdown.
SetEvent (theShutdownEvent);
}
int _tmain(int argc, _TCHAR* argv[])
{
// Assuming you have a program running some main thread, this
// will run a timer in the background and handle the timer callbacks.
// So if this is a service, this timer would execute while the main
// service thread can handle startup and shutdown of the service.
// If it is just a single thread of an application that you manually
// execute, then using a sleep in a loop would work fine.
// Creating an event to make this main thread wait.
HANDLE anEventHandle = CreateEvent (NULL, TRUE, FALSE, L"Shutdown event");
// The queue object that handles the timers
HANDLE theTimerQueueHandle = CreateTimerQueue ();
HANDLE theTimerHandle = NULL;
if (CreateTimerQueueTimer (
&theTimerHandle, // The handle to the timer is written to this variable.
theTimerQueueHandle, // The handle to the timer queue that tracks this timer.
theTimerCallback, // The callback function (see above).
anEventHandle, // A parameter sent to the callback function. This can be anything.
10000, // Time to fire, in milliseconds (10 secs).
0, // Execution period - 0 means it only fires once.
WT_EXECUTEDEFAULT // Look at the API docs and pick your own flags.
) )
{
cout << "Main thread waiting for timer." << endl;
// This makes the main thread wait until the timer fires. Normally, something like
// a service would have its own mechanism of waiting on the main thread.
WaitForSingleObject (anEventHandle, INFINITE);
// This shuts down all the timers, deletes their handles, waits for
// handler functions to finish, and deletes the timer handles as well
// as the queue handle.
DeleteTimerQueueEx (theTimerQueueHandle, INVALID_HANDLE_VALUE);
}
CloseHandle (anEventHandle);
cout << "Main thread exiting" << endl;
return 0;
}