dpmsforcelevel(3) - Linux man page

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.