75 lines
2.4 KiB
Python
75 lines
2.4 KiB
Python
#!/usr/bin/python
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import gi
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gi.require_version("Gtk", "2.0")
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from Xlib.display import Display
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from Xlib import X, error
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from gi.repository import Gtk, Gdk, GObject, GLib
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import threading
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import ctypes
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from ctypes import *
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gdk = CDLL("libgdk-x11-2.0.so.0")
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gtk = CDLL("libgtk-x11-2.0.so.0")
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class PointerMonitor(GObject.GObject, threading.Thread):
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__gsignals__ = {
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'activate': (GObject.SignalFlags.RUN_LAST, None, ()),
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}
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def __init__(self):
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GObject.GObject.__init__ (self)
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threading.Thread.__init__ (self)
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self.setDaemon (True)
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self.display = Display()
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self.root = self.display.screen().root
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self.windows = []
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# Receives GDK windows
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def addWindowToMonitor(self, window):
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xWindow = self.display.create_resource_object("window", gdk.gdk_x11_drawable_get_xid(hash(window)))
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self.windows.append(xWindow)
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def grabPointer(self):
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self.root.grab_button(X.AnyButton, X.AnyModifier, True, X.ButtonPressMask, X.GrabModeSync, X.GrabModeAsync, 0, 0)
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self.display.flush()
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def ungrabPointer(self):
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self.root.ungrab_button(X.AnyButton, X.AnyModifier)
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self.display.flush()
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def idle(self):
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self.emit("activate")
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return False
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def activate(self):
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GLib.idle_add(self.run)
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def run(self):
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self.running = True
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while self.running:
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event = self.display.next_event()
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try:
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if event.type == X.ButtonPress:
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# Check if pointer is inside monitored windows
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for w in self.windows:
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p = w.query_pointer()
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g = w.get_geometry()
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if p.win_x >= 0 and p.win_y >= 0 and p.win_x <= g.width and p.win_y <= g.height:
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break
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else:
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# Is outside, so activate
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GLib.idle_add(self.idle)
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self.display.allow_events(X.ReplayPointer, event.time)
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else:
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self.display.allow_events(X.ReplayPointer, X.CurrentTime)
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except Exception as e:
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print "Unexpected error: " + str(e)
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def stop(self):
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self.running = False
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self.root.ungrab_button(X.AnyButton, X.AnyModifier)
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self.display.close()
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