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myenv/lib/python3.10/site-packages/Xlib/ext/dpms.py
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232
myenv/lib/python3.10/site-packages/Xlib/ext/dpms.py
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# Xlib.ext.dpms -- X Display Power Management Signaling
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#
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# Copyright (C) 2020 Thiago Kenji Okada <thiagokokada@gmail.com>
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#
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# This library is free software; you can redistribute it and/or
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# modify it under the terms of the GNU Lesser General Public License
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# as published by the Free Software Foundation; either version 2.1
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# of the License, or (at your option) any later version.
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#
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# This library 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.
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# See the GNU Lesser General Public License for more details.
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#
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# You should have received a copy of the GNU Lesser General Public
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# License along with this library; if not, write to the
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# Free Software Foundation, Inc.,
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# 59 Temple Place,
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# Suite 330,
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# Boston, MA 02111-1307 USA
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'''
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This extension provides X Protocol control over the VESA Display
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Power Management Signaling (DPMS) characteristics of video boards
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under control of the X Window System.
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Documentation: https://www.x.org/releases/X11R7.7/doc/xextproto/dpms.html
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'''
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from Xlib.protocol import rq
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extname = 'DPMS'
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# DPMS Extension Power Levels
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# 0 DPMSModeOn In use
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# 1 DPMSModeStandby Blanked, low power
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# 2 DPMSModeSuspend Blanked, lower power
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# 3 DPMSModeOff Shut off, awaiting activity
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DPMSModeOn = 0
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DPMSModeStandby = 1
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DPMSModeSuspend = 2
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DPMSModeOff = 3
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DPMSPowerLevel = (
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DPMSModeOn,
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DPMSModeStandby,
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DPMSModeSuspend,
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DPMSModeOff,
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)
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class DPMSGetVersion(rq.ReplyRequest):
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_request = rq.Struct(
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rq.Card8('opcode'),
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rq.Opcode(0),
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rq.RequestLength(),
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rq.Card16('major_version'),
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rq.Card16('minor_version'),
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)
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_reply = rq.Struct(
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rq.ReplyCode(),
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rq.Pad(1),
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rq.Card16('sequence_number'),
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rq.ReplyLength(),
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rq.Card16('major_version'),
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rq.Card16('minor_version'),
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rq.Pad(20),
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)
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def get_version(self):
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return DPMSGetVersion(display=self.display,
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opcode=self.display.get_extension_major(extname),
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major_version=1,
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minor_version=1)
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class DPMSCapable(rq.ReplyRequest):
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_request = rq.Struct(
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rq.Card8('opcode'),
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rq.Opcode(1),
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rq.RequestLength(),
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)
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_reply = rq.Struct(
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rq.ReplyCode(),
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rq.Pad(1),
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rq.Card16('sequence_number'),
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rq.ReplyLength(),
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rq.Bool('capable'),
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rq.Pad(23),
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)
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def capable(self):
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return DPMSCapable(display=self.display,
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opcode=self.display.get_extension_major(extname),
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major_version=1,
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minor_version=1)
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class DPMSGetTimeouts(rq.ReplyRequest):
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_request = rq.Struct(
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rq.Card8('opcode'),
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rq.Opcode(2),
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rq.RequestLength(),
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)
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_reply = rq.Struct(
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rq.ReplyCode(),
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rq.Pad(1),
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rq.Card16('sequence_number'),
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rq.ReplyLength(),
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rq.Card16('standby_timeout'),
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rq.Card16('suspend_timeout'),
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rq.Card16('off_timeout'),
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rq.Pad(18),
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)
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def get_timeouts(self):
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return DPMSGetTimeouts(display=self.display,
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opcode=self.display.get_extension_major(extname),
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major_version=1,
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minor_version=1)
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class DPMSSetTimeouts(rq.Request):
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_request = rq.Struct(
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rq.Card8('opcode'),
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rq.Opcode(3),
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rq.RequestLength(),
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rq.Card16('standby_timeout'),
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rq.Card16('suspend_timeout'),
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rq.Card16('off_timeout'),
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rq.Pad(2)
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)
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def set_timeouts(self, standby_timeout, suspend_timeout, off_timeout):
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return DPMSSetTimeouts(display=self.display,
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opcode=self.display.get_extension_major(extname),
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major_version=1,
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minor_version=1,
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standby_timeout=standby_timeout,
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suspend_timeout=suspend_timeout,
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off_timeout=off_timeout)
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class DPMSEnable(rq.Request):
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_request = rq.Struct(
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rq.Card8('opcode'),
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rq.Opcode(4),
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rq.RequestLength(),
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)
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def enable(self):
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return DPMSEnable(display=self.display,
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opcode=self.display.get_extension_major(extname),
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major_version=1,
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minor_version=1)
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class DPMSDisable(rq.Request):
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_request = rq.Struct(
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rq.Card8('opcode'),
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rq.Opcode(5),
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rq.RequestLength(),
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)
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def disable(self):
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return DPMSDisable(display=self.display,
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opcode=self.display.get_extension_major(extname),
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major_version=1,
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minor_version=1)
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class DPMSForceLevel(rq.Request):
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_request = rq.Struct(
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rq.Card8('opcode'),
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rq.Opcode(6),
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rq.RequestLength(),
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rq.Resource('power_level', DPMSPowerLevel),
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)
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def force_level(self, power_level):
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return DPMSForceLevel(display=self.display,
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opcode=self.display.get_extension_major(extname),
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major_version=1,
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minor_version=1,
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power_level=power_level)
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class DPMSInfo(rq.ReplyRequest):
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_request = rq.Struct(
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rq.Card8('opcode'),
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rq.Opcode(7),
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rq.RequestLength(),
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)
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_reply = rq.Struct(
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rq.ReplyCode(),
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rq.Pad(1),
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rq.Card16('sequence_number'),
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rq.ReplyLength(),
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rq.Card16('power_level'),
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rq.Bool('state'),
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rq.Pad(21),
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)
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def info(self):
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return DPMSInfo(display=self.display,
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opcode=self.display.get_extension_major(extname),
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major_version=1,
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minor_version=1)
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def init(disp, _info):
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disp.extension_add_method('display', 'dpms_get_version', get_version)
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disp.extension_add_method('display', 'dpms_capable', capable)
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disp.extension_add_method('display', 'dpms_get_timeouts', get_timeouts)
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disp.extension_add_method('display', 'dpms_set_timeouts', set_timeouts)
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disp.extension_add_method('display', 'dpms_enable', enable)
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disp.extension_add_method('display', 'dpms_disable', disable)
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disp.extension_add_method('display', 'dpms_force_level', force_level)
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disp.extension_add_method('display', 'dpms_info', info)
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