2012-02-28 13:49:53 +01:00
|
|
|
# Copyright (c) 2012, Matthias Schiffer <mschiffer@universe-factory.net>
|
|
|
|
|
# All rights reserved.
|
|
|
|
|
#
|
|
|
|
|
# Redistribution and use in source and binary forms, with or without
|
|
|
|
|
# modification, are permitted provided that the following conditions are met:
|
|
|
|
|
#
|
|
|
|
|
# 1. Redistributions of source code must retain the above copyright notice,
|
|
|
|
|
# this list of conditions and the following disclaimer.
|
|
|
|
|
# 2. Redistributions in binary form must reproduce the above copyright notice,
|
|
|
|
|
# this list of conditions and the following disclaimer in the documentation
|
|
|
|
|
# and/or other materials provided with the distribution.
|
|
|
|
|
#
|
|
|
|
|
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
|
|
|
|
|
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
|
|
|
|
|
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
|
|
|
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
|
|
|
|
|
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
|
|
|
|
|
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
|
|
|
|
|
# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
|
|
|
|
|
# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
|
|
|
|
|
# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
|
|
|
|
|
# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
|
|
|
|
|
|
|
2012-01-27 15:44:45 +01:00
|
|
|
import ctypes
|
|
|
|
|
import ctypes.util
|
|
|
|
|
|
|
|
|
|
from gi.repository import GdkX11
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
class XScreenSaverInfo(ctypes.Structure):
|
|
|
|
|
_fields_ = [
|
|
|
|
|
('window', ctypes.c_ulong),
|
|
|
|
|
('state', ctypes.c_int),
|
|
|
|
|
('kind', ctypes.c_int),
|
|
|
|
|
('til_or_since', ctypes.c_ulong),
|
|
|
|
|
('idle', ctypes.c_ulong),
|
|
|
|
|
('eventMask', ctypes.c_ulong)
|
|
|
|
|
]
|
|
|
|
|
XScreenSaverInfo_p = ctypes.POINTER(XScreenSaverInfo)
|
|
|
|
|
|
|
|
|
|
display_p = ctypes.c_void_p
|
|
|
|
|
xid = ctypes.c_ulong
|
|
|
|
|
c_int_p = ctypes.POINTER(ctypes.c_int)
|
|
|
|
|
|
|
|
|
|
libXsspath = ctypes.util.find_library('Xss')
|
|
|
|
|
if libXsspath == None:
|
|
|
|
|
raise OSError('libXss could not be found.')
|
|
|
|
|
libXss = ctypes.cdll.LoadLibrary(libXsspath)
|
|
|
|
|
libXss.XScreenSaverQueryExtension.argtypes = display_p, c_int_p, c_int_p
|
|
|
|
|
libXss.XScreenSaverAllocInfo.restype = XScreenSaverInfo_p
|
|
|
|
|
libXss.XScreenSaverQueryInfo.argtypes = (display_p, xid, XScreenSaverInfo_p)
|
|
|
|
|
|
|
|
|
|
dpy_p = hash(GdkX11.x11_get_default_xdisplay())
|
|
|
|
|
rootwindow = GdkX11.x11_get_default_root_xwindow()
|
|
|
|
|
|
|
|
|
|
_event_basep = ctypes.c_int()
|
|
|
|
|
_error_basep = ctypes.c_int()
|
|
|
|
|
if libXss.XScreenSaverQueryExtension(ctypes.c_void_p(dpy_p), ctypes.byref(_event_basep),
|
|
|
|
|
ctypes.byref(_error_basep)) == 0:
|
|
|
|
|
raise OSError('XScreenSaver Extension not available on display.')
|
|
|
|
|
|
|
|
|
|
xss_info_p = libXss.XScreenSaverAllocInfo()
|
|
|
|
|
if xss_info_p == None:
|
|
|
|
|
raise OSError('XScreenSaverAllocInfo: Out of Memory.')
|
|
|
|
|
|
|
|
|
|
def getIdleSec():
|
|
|
|
|
if libXss.XScreenSaverQueryInfo(dpy_p, rootwindow, xss_info_p) == 0:
|
|
|
|
|
return 0
|
|
|
|
|
else:
|
|
|
|
|
return int(xss_info_p.contents.idle) / 1000
|
