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dimmer: integration into main loop

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Just for fun.
This commit is contained in:
Vincent Bernat 2021-08-07 09:25:37 +02:00
parent 3aa4d9686c
commit bfda96a86c
1 changed files with 23 additions and 10 deletions
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33
bin/dimmer
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@ -21,11 +21,8 @@ from Xlib.error import BadWindow
from Xlib.protocol.event import MapNotify from Xlib.protocol.event import MapNotify
def watch_for_locker(locker): def on_xevent(source, condition, xdisplay, locker):
xdisplay = display.Display() while xdisplay.pending_events():
root = xdisplay.screen().root
root.change_attributes(event_mask=X.SubstructureNotifyMask)
while True:
event = xdisplay.next_event() event = xdisplay.next_event()
if event.type != X.MapNotify: if event.type != X.MapNotify:
continue continue
@ -34,8 +31,9 @@ def watch_for_locker(locker):
except error.BadWindow: except error.BadWindow:
continue continue
if wmclass and wmclass[1] == locker: if wmclass and wmclass[1] == locker:
GLib.idle_add(Gtk.main_quit) Gtk.main_quit()
return return False
return True
def on_realize(widget): def on_realize(widget):
@ -94,6 +92,7 @@ if __name__ == "__main__":
add("--locker", default="i3lock", help="quit if window class detected") add("--locker", default="i3lock", help="quit if window class detected")
options = parser.parse_args() options = parser.parse_args()
# Setup dimmer windows on each monitor
gdisplay = Gdk.Display.get_default() gdisplay = Gdk.Display.get_default()
for i in range(gdisplay.get_n_monitors()): for i in range(gdisplay.get_n_monitors()):
geom = gdisplay.get_monitor(i).get_geometry() geom = gdisplay.get_monitor(i).get_geometry()
@ -114,8 +113,22 @@ if __name__ == "__main__":
window.show_all() window.show_all()
watcher = threading.Thread( # Watch for locker window
target=watch_for_locker, args=(options.locker,), daemon=True xdisplay = display.Display()
root = xdisplay.screen().root
root.change_attributes(event_mask=X.SubstructureNotifyMask)
channel = GLib.IOChannel.unix_new(xdisplay.fileno())
channel.set_encoding(None)
channel.set_buffered(False)
GLib.io_add_watch(
channel,
GLib.PRIORITY_DEFAULT,
GLib.IOCondition.IN,
on_xevent,
xdisplay,
options.locker,
) )
watcher.start() xdisplay.pending_events() # otherwise, socket is inactive
# Main loop
Gtk.main() Gtk.main()