C# Signature:

[DllImport("powrprof.dll")]
static extern uint PowerSetActiveScheme (IntPtr userRootPowerKey, ref Guid schemeGuid);

VB Signature:

Declare Function PowerSetActiveScheme Lib "powrprof.dll" (TODO) As TODO

User-Defined Types:

None.

Alternative Managed API:

Do you know one?  Please contribute it!

Notes:

Returns ERROR_SUCCESS (zero) if the call was successful, and a nonzero value if the call failed.

Tips & Tricks:

Please add some!

Sample Code:

public static void PowerSetActiveScheme (Guid schemeGuid)
{
     uint result = PowerSetActiveScheme(IntPtr.Zero, ref schemeGuid);
     result (res != 0) throw new COMException($"Error occurred. Win32 error code: {res}");
}

Please edit this page!

Do you have...

• helpful tips or sample code to share for using this API in managed code?
• corrections to the existing content?
• variations of the signature you want to share?
• additional languages you want to include?

Select "Edit This Page" on the right hand toolbar and edit it! Or add new pages containing supporting types needed for this API (structures, delegates, and more).