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Linux gcloud-seoul-ac4c28f9ef4b3e1b6ecaa706e0113ee7 3.10.0-1160.114.2.el7.x86_64 #1 SMP Wed Mar 20 15:54:52 UTC 2024 x86_64
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10.25.199.2

wx.py

# -*- coding: utf-8 -*-
# Free Software Foundation; either version 2.1 of the License, or (at your
# option) any later version.

# This library is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License
# for more details.

# You should have received a copy of the GNU Lesser General Public License
# along with this library; if not, write to the Free Software Foundation,
# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA

"""
    pyudev.wx
    =========

Provides :class:`~pyudev.wx.WXUDevMonitorObserver` to integrate a
    :class:`~pyudev.Monitor` into a :meth:`wx.App.MainLoop`.

To use this module, :mod:`wx` from wxPython must be available.

.. moduleauthor::  Tobias Eberle  <tobias.eberle@gmx.de>
    .. versionadded:: 0.14
"""

from __future__ import (print_function, division, unicode_literals,
                        absolute_import)

from wx import EvtHandler, PostEvent
from wx.lib.newevent import NewEvent

from pyudev.monitor import MonitorObserver

DeviceEvent, EVT_DEVICE_EVENT = NewEvent()
DeviceAddedEvent, EVT_DEVICE_ADDED = NewEvent()
DeviceRemovedEvent, EVT_DEVICE_REMOVED = NewEvent()
DeviceChangedEvent, EVT_DEVICE_CHANGED = NewEvent()
DeviceMovedEvent, EVT_DEVICE_MOVED = NewEvent()

class WxUDevMonitorObserver(EvtHandler):
    """
    Observe a :class:`~pyudev.Monitor` and post wx events upon device events:

>>> context = pyudev.Context()
    >>> monitor = pyudev.Monitor.from_netlink(context)
    >>> monitor.filter_by(subsystem='input')
    >>> observer = pyudev.wx.WxUDevMonitorObserver(monitor)
    >>> def device_connected(event):
    ...     print('{0!r} added'.format(event.device))
    >>> observer.Bind(EVT_DEVICE_ADDED, device_connected)
    >>> monitor.start()

This class is a child of :class:`wx.EvtHandler`.
    """

_action_event_map = {
        'add': DeviceAddedEvent,
        'remove': DeviceRemovedEvent,
        'change': DeviceChangedEvent,
        'move': DeviceMovedEvent
    }

def __init__(self, monitor):
        EvtHandler.__init__(self)
        self.monitor = monitor
        self._observer_thread = None
        self.start()

@property
    def enabled(self):
        """
        Whether this observer is enabled or not.

If ``True`` (the default), this observer is enabled, and emits events.
        Otherwise it is disabled and does not emit any events.
        """
        return self._observer_thread is not None

@enabled.setter
    def enabled(self, value):
        if value:
            self.start()
        else:
            self.stop()

def start(self):
        """
        Enable this observer.

Do nothing, if the observer is already enabled.
        """
        if self._observer_thread is not None:
            return
        self._observer_thread = MonitorObserver(
            self.monitor, self._emit_events, name='wx-observer-thread')
        self._observer_thread.start()

def stop(self):
        """
        Disable this observer.

Do nothing, if the observer is already disabled.
        """
        if self._observer_thread is None:
            return
        self._observer_thread.stop()

def _emit_events(self, action, device):
        PostEvent(self, DeviceEvent(action=action, device=device))
        event_class = self._action_event_map[action]
        PostEvent(self, event_class(device=device))

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Name	Type	Size	Owner/Group	Permission	Last Modified	Actions
.	dir	-	root/root	0755	2018-07-24 06:30:53
..	dir	-	root/root	0755	2024-04-04 10:47:12
__init__.py	text/x-python	1.75 KB	root/root	0644	2012-03-01 05:19:57
__init__.pyc	application/octet-stream	1.21 KB	root/root	0644	2017-08-03 05:51:25
__init__.pyo	application/octet-stream	1.21 KB	root/root	0644	2017-08-03 05:51:25
_compat.py	text/x-python	1.44 KB	root/root	0644	2012-02-14 04:36:21
_compat.pyc	application/octet-stream	1019 B	root/root	0644	2017-08-03 05:51:25
_compat.pyo	application/octet-stream	1019 B	root/root	0644	2017-08-03 05:51:25
_libudev.py	text/x-python	9.9 KB	root/root	0644	2017-08-03 05:51:25
_libudev.pyc	application/octet-stream	8.6 KB	root/root	0644	2017-08-03 05:51:25
_libudev.pyo	application/octet-stream	8.6 KB	root/root	0644	2017-08-03 05:51:25
_py2util.py	text/x-python	1.32 KB	root/root	0644	2012-02-14 04:36:21
_py2util.pyc	application/octet-stream	870 B	root/root	0644	2017-08-03 05:51:25
_py2util.pyo	application/octet-stream	870 B	root/root	0644	2017-08-03 05:51:25
_py3util.py	text/x-python	1.19 KB	root/root	0644	2012-02-14 04:36:21
_py3util.pyc	application/octet-stream	688 B	root/root	0644	2017-08-03 05:51:25
_py3util.pyo	application/octet-stream	688 B	root/root	0644	2017-08-03 05:51:25
_qt_base.py	text/x-python	2.53 KB	root/root	0644	2012-02-14 04:36:21
_qt_base.pyc	application/octet-stream	2.48 KB	root/root	0644	2017-08-03 05:51:25
_qt_base.pyo	application/octet-stream	2.48 KB	root/root	0644	2017-08-03 05:51:25
_util.py	text/x-python	5.62 KB	root/root	0644	2017-08-03 05:51:25
_util.pyc	application/octet-stream	5.3 KB	root/root	0644	2017-08-03 05:51:25
_util.pyo	application/octet-stream	5.3 KB	root/root	0644	2017-08-03 05:51:25
core.py	text/x-python	13.66 KB	root/root	0644	2017-08-03 05:51:25
core.pyc	application/octet-stream	14.9 KB	root/root	0644	2017-08-03 05:51:25
core.pyo	application/octet-stream	14.9 KB	root/root	0644	2017-08-03 05:51:25
device.py	text/x-python	33.43 KB	root/root	0644	2017-08-03 05:51:25
device.pyc	application/octet-stream	38.74 KB	root/root	0644	2017-08-03 05:51:25
device.pyo	application/octet-stream	38.74 KB	root/root	0644	2017-08-03 05:51:25
glib.py	text/x-python	4.49 KB	root/root	0644	2012-02-14 04:36:21
glib.pyc	application/octet-stream	3.42 KB	root/root	0644	2017-08-03 05:51:25
glib.pyo	application/octet-stream	3.42 KB	root/root	0644	2017-08-03 05:51:25
monitor.py	text/x-python	16.91 KB	root/root	0644	2017-08-03 05:51:25
monitor.pyc	application/octet-stream	17.17 KB	root/root	0644	2017-08-03 05:51:25
monitor.pyo	application/octet-stream	17.17 KB	root/root	0644	2017-08-03 05:51:25
pyqt4.py	text/x-python	2.85 KB	root/root	0644	2012-02-14 04:36:21
pyqt4.pyc	application/octet-stream	2.37 KB	root/root	0644	2017-08-03 05:51:25
pyqt4.pyo	application/octet-stream	2.37 KB	root/root	0644	2017-08-03 05:51:25
pyside.py	text/x-python	2.83 KB	root/root	0644	2012-02-14 04:36:21
pyside.pyc	application/octet-stream	2.38 KB	root/root	0644	2017-08-03 05:51:25
pyside.pyo	application/octet-stream	2.38 KB	root/root	0644	2017-08-03 05:51:25
wx.py	text/x-python	3.44 KB	root/root	0644	2012-02-14 04:36:21
wx.pyc	application/octet-stream	3.7 KB	root/root	0644	2017-08-03 05:51:25
wx.pyo	application/octet-stream	3.7 KB	root/root	0644	2017-08-03 05:51:25