146 lines
4.2 KiB
Python
146 lines
4.2 KiB
Python
# -*- coding:utf-8 -*-
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## src/common/sleepy.py
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##
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## Copyright (C) 2003-2014 Yann Leboulanger <asterix AT lagaule.org>
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## Copyright (C) 2005-2006 Nikos Kouremenos <kourem AT gmail.com>
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## Copyright (C) 2007 Jean-Marie Traissard <jim AT lapin.org>
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## Copyright (C) 2008 Mateusz Biliński <mateusz AT bilinski.it>
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##
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## This file is part of Gajim.
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##
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## Gajim is free software; you can redistribute it and/or modify
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## it under the terms of the GNU General Public License as published
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## by the Free Software Foundation; version 3 only.
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##
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## Gajim is distributed in the hope that it will be useful,
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## but WITHOUT ANY WARRANTY; without even the implied warranty of
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## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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## GNU General Public License for more details.
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##
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## You should have received a copy of the GNU General Public License
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## along with Gajim. If not, see <http://www.gnu.org/licenses/>.
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##
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from gajim.common import app
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import os
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STATE_UNKNOWN = 'OS probably not supported'
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STATE_XA = 'extended away'
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STATE_AWAY = 'away'
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STATE_AWAKE = 'awake'
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SUPPORTED = True
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try:
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if os.name == 'nt':
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import ctypes
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GetTickCount = ctypes.windll.kernel32.GetTickCount
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GetLastInputInfo = ctypes.windll.user32.GetLastInputInfo
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class LASTINPUTINFO(ctypes.Structure):
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_fields_ = [('cbSize', ctypes.c_uint), ('dwTime', ctypes.c_uint)]
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lastInputInfo = LASTINPUTINFO()
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lastInputInfo.cbSize = ctypes.sizeof(lastInputInfo)
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# one or more of these may not be supported before XP.
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OpenInputDesktop = ctypes.windll.user32.OpenInputDesktop
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CloseDesktop = ctypes.windll.user32.CloseDesktop
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SystemParametersInfo = ctypes.windll.user32.SystemParametersInfoW
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else: # unix
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from gajim.common import idle
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idle.xss_available
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except Exception:
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app.log.debug('Unable to load idle module')
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SUPPORTED = False
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class SleepyWindows:
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def __init__(self, away_interval = 60, xa_interval = 120):
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self.away_interval = away_interval
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self.xa_interval = xa_interval
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self.state = STATE_AWAKE # assume we are awake
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def getIdleSec(self):
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GetLastInputInfo(ctypes.byref(lastInputInfo))
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idleDelta = float(GetTickCount() - lastInputInfo.dwTime) / 1000
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return idleDelta
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def poll(self):
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"""
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Check to see if we should change state
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"""
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if not SUPPORTED:
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return False
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# screen saver, in windows >= XP
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saver_runing = ctypes.c_int(0)
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# 0x72 is SPI_GETSCREENSAVERRUNNING
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if SystemParametersInfo(0x72, 0, ctypes.byref(saver_runing), 0) and \
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saver_runing.value:
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self.state = STATE_XA
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return True
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desk = OpenInputDesktop(0, False, 0)
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if not desk:
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# Screen locked
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self.state = STATE_XA
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return True
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CloseDesktop(desk)
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idleTime = self.getIdleSec()
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# xa is stronger than away so check for xa first
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if idleTime > self.xa_interval:
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self.state = STATE_XA
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elif idleTime > self.away_interval:
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self.state = STATE_AWAY
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else:
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self.state = STATE_AWAKE
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return True
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def getState(self):
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return self.state
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def setState(self, val):
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self.state = val
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class SleepyUnix:
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def __init__(self, away_interval = 60, xa_interval = 120):
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global SUPPORTED
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self.away_interval = away_interval
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self.xa_interval = xa_interval
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self.state = STATE_AWAKE # assume we are awake
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def getIdleSec(self):
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return idle.getIdleSec()
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def poll(self):
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"""
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Check to see if we should change state
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"""
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if not SUPPORTED:
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return False
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idleTime = self.getIdleSec()
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# xa is stronger than away so check for xa first
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if idleTime > self.xa_interval:
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self.state = STATE_XA
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elif idleTime > self.away_interval:
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self.state = STATE_AWAY
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else:
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self.state = STATE_AWAKE
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return True
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def getState(self):
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return self.state
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def setState(self, val):
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self.state = val
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if os.name == 'nt':
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Sleepy = SleepyWindows
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else:
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Sleepy = SleepyUnix
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