AR_STATE enumeration (winuser.h)

Indicates the state of screen auto-rotation for the system. For example, whether auto-rotation is supported, and whether it is enabled by the user. This enum is a bitwise OR of one or more of the following values.

Syntax

typedef enum tagAR_STATE {
  AR_ENABLED = 0x0,
  AR_DISABLED = 0x1,
  AR_SUPPRESSED = 0x2,
  AR_REMOTESESSION = 0x4,
  AR_MULTIMON = 0x8,
  AR_NOSENSOR = 0x10,
  AR_NOT_SUPPORTED = 0x20,
  AR_DOCKED = 0x40,
  AR_LAPTOP = 0x80
} AR_STATE, *PAR_STATE;

Constants

AR_ENABLED Value: 0x0 Auto-rotation is enabled by the user.
AR_DISABLED Value: 0x1 Auto-rotation is disabled by the user.
AR_SUPPRESSED Value: 0x2 Auto-rotation is currently suppressed by one or more process auto-rotation preferences.
AR_REMOTESESSION Value: 0x4 The session is remote, and auto-rotation is temporarily disabled as a result.
AR_MULTIMON Value: 0x8 The system has multiple monitors attached, and auto-rotation is temporarily disabled as a result.
AR_NOSENSOR Value: 0x10 The system does not have an auto-rotation sensor.
AR_NOT_SUPPORTED Value: 0x20 Auto-rotation is not supported with the current system configuration.
AR_DOCKED Value: 0x40 The device is docked, and auto-rotation is temporarily disabled as a result.
AR_LAPTOP Value: 0x80 The device is in laptop mode, and auto-rotation is temporarily disabled as a result.

Requirements

Requirement	Value
Header	winuser.h