97 lines
2.8 KiB
Python
97 lines
2.8 KiB
Python
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## src/common/idle.py
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##
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## (C) 2008 Thorsten P. 'dGhvcnN0ZW5wIEFUIHltYWlsIGNvbQ==\n'.decode("base64")
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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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import ctypes
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import ctypes.util
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class XScreenSaverInfo(ctypes.Structure):
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_fields_ = [
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('window', ctypes.c_ulong),
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('state', ctypes.c_int),
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('kind', ctypes.c_int),
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('til_or_since', ctypes.c_ulong),
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('idle', ctypes.c_ulong),
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('eventMask', ctypes.c_ulong)
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]
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XScreenSaverInfo_p = ctypes.POINTER(XScreenSaverInfo)
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display_p = ctypes.c_void_p
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xid = ctypes.c_ulong
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c_int_p = ctypes.POINTER(ctypes.c_int)
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try:
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libX11path = ctypes.util.find_library('X11')
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if libX11path == None:
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raise OSError('libX11 could not be found.')
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libX11 = ctypes.cdll.LoadLibrary(libX11path)
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libX11.XOpenDisplay.restype = display_p
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libX11.XOpenDisplay.argtypes = ctypes.c_char_p,
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libX11.XDefaultRootWindow.restype = xid
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libX11.XDefaultRootWindow.argtypes = display_p,
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libXsspath = ctypes.util.find_library('Xss')
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if libXsspath == None:
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raise OSError('libXss could not be found.')
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libXss = ctypes.cdll.LoadLibrary(libXsspath)
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libXss.XScreenSaverQueryExtension.argtypes = display_p, c_int_p, c_int_p
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libXss.XScreenSaverAllocInfo.restype = XScreenSaverInfo_p
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libXss.XScreenSaverQueryInfo.argtypes = (display_p, xid, XScreenSaverInfo_p)
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dpy_p = libX11.XOpenDisplay(None)
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if dpy_p == None:
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raise OSError('Could not open X Display.')
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_event_basep = ctypes.c_int()
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_error_basep = ctypes.c_int()
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if libXss.XScreenSaverQueryExtension(dpy_p, ctypes.byref(_event_basep),
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ctypes.byref(_error_basep)) == 0:
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raise OSError('XScreenSaver Extension not available on display.')
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xss_info_p = libXss.XScreenSaverAllocInfo()
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if xss_info_p == None:
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raise OSError('XScreenSaverAllocInfo: Out of Memory.')
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rootwindow = libX11.XDefaultRootWindow(dpy_p)
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xss_available = True
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except OSError, e:
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# Logging?
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xss_available = False
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def getIdleSec():
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"""Returns the idle time in seconds"""
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if not xss_available:
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return 0
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if libXss.XScreenSaverQueryInfo(dpy_p, rootwindow, xss_info_p) == 0:
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return 0
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else:
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return int(xss_info_p.contents.idle) / 1000
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def close():
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global xss_available
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if xss_available:
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libX11.XFree(xss_info_p)
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libX11.XCloseDisplay(dpy_p)
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xss_available = False
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if __name__ == '__main__':
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import time
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time.sleep(2.1)
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print getIdleSec()
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close()
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print getIdleSec()
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