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sharow/monitoroff.py

Last active February 24, 2023 04:13
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win: sleep monitor immediately
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monitoroff.py
# -*- Mode: python; tab-width: 4; indent-tabs-mode: nil; coding: utf-8; -*-
from ctypes import *
user32 = WinDLL('User32')
DISPLAY_ON = -1
DISPLAY_OFF = 2
HWND_BROADCAST = 0xffff
WM_SYSCOMMAND = 0x0112
SC_MONITORPOWER = 0xf170
post_message = cast(user32.PostMessageA,
CFUNCTYPE(c_uint32, c_uint32, c_uint32, c_uint32, c_uint32))
lock_workstation = cast(user32.LockWorkStation, CFUNCTYPE(c_uint32))
post_message(HWND_BROADCAST,
WM_SYSCOMMAND,
SC_MONITORPOWER,
DISPLAY_OFF)
# lock_workstation()
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