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dpmsdisable(3) [x11r4 man page]

DPMSDisable(3)							    X FUNCTIONS 						    DPMSDisable(3)

NAME
DPMSDisable - disables DPMS on the specified display SYNOPSIS
cc [ flag ... ] file ... -lXext [ library ... ] #include <X11/extensions/dpms.h> Status DPMSDisable ( Display *display ); ARGUMENTS
display Specifies the connection to the X server DESCRIPTION
The DPMSDisable function disables Display Power Management Signaling (DPMS) on the specified display. When disabled, DPMS sets the display to DPMSModeOn. If DPMSDisable is invoked on a display with DPMS already disabled or on a display which does not support DPMS, no change is made and no error is returned. RETURN VALUES
TRUE The DPMSDisable function always returns TRUE. SEE ALSO
DPMSCapable(3), DPMSEnable(3) X Version 11 libXext 1.0.5 DPMSDisable(3)

Check Out this Related Man Page

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) X Version 11 libXext 1.3.1 DPMSForceLevel(3)
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