Function name: SetSystemPowerState

Defined in : kernel32

Requirements : Windows 2000 or later; Windows 95 or later

Declaration:

Declare Function SetSystemPowerState Lib "kernel32" (ByVal fSuspend As Long, ByVal fForce As Long) As Long

Parameters:

* fSuspend Windows NT/2000: [in] Specifies the state of the system. If TRUE, the system is suspended. If FALSE, the system hibernates. Windows 95/98: Ignored. * fForce [in] Forced suspension. If TRUE, the function broadcasts a PBT_APMSUSPEND event to each application and driver, then immediately suspends operation. If FALSE, the function broadcasts a PBT_APMQUERYSUSPEND event to each application to request permission to suspend operation.

Returns:

If power has been suspended and subsequently restored, the return value is nonzero. If the system was not suspended, the return value is zero. To get extended error information, call GetLastError.

Related functions:

Examples:

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