dpmsenable(3) [debian man page]

DPMSEnable(3)							    X FUNCTIONS 						     DPMSEnable(3)

NAME

       DPMSEnable - enables DPMS on the specified display

SYNOPSIS

       cc [ flag ... ] file ... -lXext [ library ... ]
       #include <X11/extensions/dpms.h>

       Status DPMSEnable ( Display *display );

ARGUMENTS

       display
	      Specifies the connection to the X server

DESCRIPTION

       The  DPMSEnable	function  enables Display Power Management Signaling (DPMS) on the specified display.  When DPMS is enabled, DPMS will use
       the currently saved timeout values. It will trigger the appropriate DPMS power level based on the timeout values. Refer to DPMSSetTimeouts.
       All physical screens are affected by DPMSEnable at the same time.

       If DPMSEnable is invoked on a display which has DPMS already enabled, or on a display which does not support DPMS, no change is made and no
       error is returned.

RETURN VALUES

       TRUE	      The DPMSEnable function always returns TRUE.

SEE ALSO

       DPMSCapable(3), DPMSDisable(3), DPMSGetTimeouts(3), DPMSSetTimeouts(3)

X Version 11							   libXext 1.3.1						     DPMSEnable(3)

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)