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"""
Enable Gtk4 to be used interactively by IPython.
"""
# -----------------------------------------------------------------------------
# Copyright (c) 2021, the IPython Development Team.
#
# Distributed under the terms of the Modified BSD License.
#
# The full license is in the file COPYING.txt, distributed with this software.
# -----------------------------------------------------------------------------
# -----------------------------------------------------------------------------
# Imports
# -----------------------------------------------------------------------------
import sys
from gi.repository import GLib
# -----------------------------------------------------------------------------
# Code
# -----------------------------------------------------------------------------
class _InputHook:
def __init__(self, context):
self._quit = False
GLib.io_add_watch(sys.stdin, GLib.PRIORITY_DEFAULT, GLib.IO_IN, self.quit)
def quit(self, *args, **kwargs):
self._quit = True
return False
def run(self):
context = GLib.MainContext.default()
while not self._quit:
context.iteration(True)
def inputhook_gtk4():
hook = _InputHook()
hook.run()
return 0
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