/usr/lib/python2.7/dist-packages/mate_menu/pointerMonitor.py is in mate-menu 18.04.3-2ubuntu1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 | # -*- coding: utf-8 -*-
# Copyright (C) 2007-2014 Clement Lefebvre <root@linuxmint.com>
# Copyright (C) 2015 Martin Wimpress <code@ubuntu-mate.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the
# Free Software Foundation, Inc.,
# 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
import gi
import threading
gi.require_version("Gtk", "3.0")
from Xlib.display import Display
from Xlib import X, error
from gi.repository import Gtk, Gdk, GObject, GLib
class PointerMonitor(GObject.GObject, threading.Thread):
__gsignals__ = {
'activate': (GObject.SignalFlags.RUN_LAST, None, ()),
}
def __init__(self):
GObject.GObject.__init__ (self)
threading.Thread.__init__ (self)
self.setDaemon (True)
self.display = Display()
self.root = self.display.screen().root
self.windows = []
# Receives GDK windows
def addWindowToMonitor(self, window):
self.windows.append(window)
def grabPointer(self):
self.root.grab_button(X.AnyButton, X.AnyModifier, True, X.ButtonPressMask, X.GrabModeSync, X.GrabModeAsync, 0, 0)
self.display.flush()
def ungrabPointer(self):
self.root.ungrab_button(X.AnyButton, X.AnyModifier)
self.display.flush()
def idle(self):
self.emit("activate")
return False
def activate(self):
GLib.idle_add(self.run)
def run(self):
self.running = True
while self.running:
event = self.display.next_event()
try:
if event.type == X.ButtonPress:
# Check if pointer is inside monitored windows
for w in self.windows:
if (Gtk.MAJOR_VERSION, Gtk.MINOR_VERSION) >= (3, 20):
pdevice = Gdk.Display.get_default().get_default_seat().get_pointer()
else:
pdevice = Gdk.Display.get_default().get_device_manager().get_client_pointer()
p = self.get_window().get_device_position(pdevice)
g = self.get_size()
if p.x >= 0 and p.y >= 0 and p.x <= g.width and p.y <= g.height:
break
else:
# Is outside, so activate
GLib.idle_add(self.idle)
self.display.allow_events(X.ReplayPointer, event.time)
else:
self.display.allow_events(X.ReplayPointer, X.CurrentTime)
except Exception as e:
print "Unexpected error: " + str(e)
def stop(self):
self.running = False
self.root.ungrab_button(X.AnyButton, X.AnyModifier)
self.display.close()
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