trio-gtk/trio_gtk.py

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import gi
import trio
gi.require_version("Gtk", "3.0")
from gi.repository import GLib as glib
from gi.repository import Gtk as gtk
__all__ = ["run"]
def run(trio_main):
"""Run Trio and PyGTK together."""
async def _trio_main():
async with trio.open_nursery() as nursery:
nursery.start_soon(trio_main, nursery)
while gtk.main_level() != 0:
await trio.sleep(1)
def done_callback(outcome):
glib.idle_add(gtk.main_quit)
def glib_schedule(function):
glib.idle_add(function)
trio.lowlevel.start_guest_run(
_trio_main,
run_sync_soon_threadsafe=glib_schedule,
done_callback=done_callback,
host_uses_signal_set_wakeup_fd=True,
)
gtk.main()