SetMonitorContrast function

• 12/05/2018
• 2 minutes to read

Sets a monitor's contrast value.

Syntax

_BOOL SetMonitorContrast(
  HANDLE hMonitor,
  DWORD  dwNewContrast
);

Parameters

hMonitor

Handle to a physical monitor. To get the monitor handle, call GetPhysicalMonitorsFromHMONITOR or GetPhysicalMonitorsFromIDirect3DDevice9.

dwNewContrast

Contrast value. To get the monitor's minimum and maximum contrast values, call, call GetMonitorContrast.

Return Value

If the function succeeds, the return value is TRUE. If the function fails, the return value is FALSE. To get extended error information, call GetLastError.

Remarks

If this function is supported, the GetMonitorCapabilities function returns the MC_CAPS_CONTRAST flag.

This function takes about 50 milliseconds to return.

The brightness setting is a continuous monitor setting. For more information, see Using the High-Level Monitor Configuration Functions.

Requirements

See Also

Monitor Configuration Functions