@msdn=http://search.microsoft.com/search/results.aspx?qu=$$$ @pinvoke=http://pinvoke.net/$$$.htm Summary: Often used to control the backlight !!!!C# Signature: [DllImport("coredll.dll", SetLastError=true)] private static extern int SetDevicePower( string pvDevice, int dwDeviceFlags, DevicePowerState DeviceState); !!!!VB Signature: <DllImport("coredll")> _ Private Shared Function SetDevicePower(ByVal pvDevice As String, ByVal dwDeviceFlags As Integer, ByVal DeviceState As DevicePowerState) As Integer End Function !!!!User-Defined Types: public enum DevicePowerState : int { Unspecified = -1, D0 = 0, // Full On: full power, full functionality D1, // Low Power On: fully functional at low power/performance D2, // Standby: partially powered with automatic wake D3, // Sleep: partially powered with device initiated wake D4, // Off: unpowered } private const int POWER_NAME = 0x00000001; !!!!Notes: None. !!!!Tips & Tricks: Please add some! !!!!Sample Code: This turns the backlight off SetDevicePower("BKL1:", POWER_NAME, DevicePowerState.D4); This holds the backlight on until the device turns off SetDevicePower("BKL1:", POWER_NAME, DevicePowerState.D0); !!!!Alternative Managed API: Do you know one? Please contribute it! Documentation: SetDevicePower@msdn on MSDN
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