ITCGetScreenLightEnableOnUserAction

This function is supported by all computers with a backlit LCD screen. See the computer user manual for more information on its backlight capability.

Returns the enabled/disabled status of the LCD's activity-sense auto-on feature for the specified power source.

Syntax

HRESULT ITCGetScreenLightEnableOnUserAction(
DWORD dwPowerSelect,
DWORD* pdwEnable
)

Parameters

dwPowerSelect
[in] 0xAC: AC power supply.
[in] 0xDC: Battery/DC power supply.

pdwEnable
[out] Any non-zero value represents "enabled," and zero represents "disabled."

Return Values

HRESULT indicating success or failure. Honeywell recommends using the result-code macros to evaluate the return code.

If your computer does not have a backlit screen, this function returns ITC_ERROR_FUNCTION_NOT_SUPPORTED.

Header and Library Files

Header File: ITC50.H

Library: ITC50.LIB

More Information

Light Control Functions