detect screen saver running on windows package

gistfile1.txt

// Package screensaver provides functions for detecting screensaver status on Windows.
package screensaver

import (
	"syscall"
	"unsafe"
)

// import user32.dll
var (
	user32               = syscall.NewLazyDLL("user32.dll")
	systemParametersInfo = user32.NewProc("SystemParametersInfoW")
)

// IsActive checks if the screensaver is active in Windows.
func IsActive() bool {
	var running int32
	systemParametersInfo.Call(uintptr(0x0072), uintptr(0), uintptr(unsafe.Pointer(&running)), uintptr(0)) // 0x0072 is SPI_GETSCREENSAVERRUNNING

	// if running is not 0, then screensaver is active
	return running != 0
}



func main() {
	for {
		// check if screensaver is active
		if screensaver.IsActive() {
			fmt.Println("Screensaver is active. Sleeping for 5 minutes.")
			
			// sleep for 5 minutes
			time.Sleep(5 * time.Minute)
		} else {
			fmt.Println("Screensaver is not active. Resuming.")
			
			// Do whatever you want to do when screensaver is not active.
			// ...
			
			// For demonstration, break out of the loop
			break
		}
	}
}