Man pages sections > man3 > DPMSForceLevel

DPMSForceLevel - forces a DPMS capable display into the specified power level

DPMSForceLevel(3) X FUNCTIONS DPMSForceLevel(3)

NAME

DPMSForceLevel - forces a DPMS capable display into the specified power level

SYNOPSIS

cc [ flag ... ] file ... -lXext [ library ... ]
#include <X11/extensions/dpms.h>
Status DPMSForceLevel ( Display *display, CARD16 level );

ARGUMENTS

display
Specifies the connection to the X server
level
Specifies the level to force power to

DESCRIPTION

The DPMSForceLevel function forces a DPMS capable display into the specified power level. The level must be one of following four states: DPMSModeOn, DPMSModeStandby, DPMSModeSuspend, or DPMSModeOff. Values other than these will result in a BadValue error. If DPMS is disabled on the display, trying to set the power level on the display will result in a BadMatch protocol error.

RETURN VALUES

TRUE
The DPMSForceLevel function always returns TRUE.

ERRORS

BadValue
A level other than DPMSModeOn, DPMSModeStandby, DPMSModeSuspend, or DPMSModeOff was specified.
BadMatch
DPMS is disabled on the specified display.

SEE ALSO

DPMSCapable(3), DPMSInfo(3), DPMSGetTimeouts(3), DPMSSetTimeouts(3)
libXext 1.3.3 X Version 11