PowerReadACDefaultIndex function (powrprof.h)
Retrieves the default AC index of the specified power setting.
Syntax
DWORD PowerReadACDefaultIndex(
[in, optional] HKEY RootPowerKey,
[in] const GUID *SchemePersonalityGuid,
[in, optional] const GUID *SubGroupOfPowerSettingsGuid,
[in] const GUID *PowerSettingGuid,
[out] LPDWORD AcDefaultIndex
);
Parameters
[in, optional] RootPowerKey
This parameter is reserved for future use and must be set to NULL.
[in] SchemePersonalityGuid
The identifier for the scheme personality for this power setting. A power setting can have different default values depending on the power scheme personality.
[in, optional] SubGroupOfPowerSettingsGuid
The subgroup of power settings. This parameter can be one of the following values defined in WinNT.h. Use NO_SUBGROUP_GUID to retrieve the setting for the default power scheme.
[in] PowerSettingGuid
The identifier for the single power setting.
[out] AcDefaultIndex
A pointer to a variable that receives the default AC index.
Return value
Returns ERROR_SUCCESS (zero) if the call was successful, and a nonzero value if the call failed.
Requirements
Requirement | Value |
---|---|
Minimum supported client | Windows Vista [desktop apps only] |
Minimum supported server | Windows Server 2008 [desktop apps only] |
Target Platform | Windows |
Header | powrprof.h |
Library | PowrProf.lib |
DLL | PowrProf.dll |