How can to set Power setting turn off: never , by c# [duplicate]

This question already has an answer here: 开发者_StackOverflow社区 Disabling Screen Saver and Power Options in C# (1 answer) Closed 7 years ago.

How can to set Power setting turn off: never , by c#? manualy: Control Panel-> Power Options -> Edit Plan Setting -> trun off the display = never Put the computer to sleep = never

anther Question: to set: Don't require a password manualy: Control Panel-> Power Options -> System Setting * Don't require a password

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Power Management in Windows Forms

cPower - Windows Power and Battery, Information / Functions Stub

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Also check out http://msdn.microsoft.com/en-us/library/ms724947(VS.85).aspx, it's win32 API but allows you to set some of the power/screen saver settings.