|
|
# Code borrowed from python-prompt-toolkit examples
|
|
|
# https://github.com/jonathanslenders/python-prompt-toolkit/blob/77cdcfbc7f4b4c34a9d2f9a34d422d7152f16209/examples/inputhook.py
|
|
|
|
|
|
# Copyright (c) 2014, Jonathan Slenders
|
|
|
# All rights reserved.
|
|
|
#
|
|
|
# Redistribution and use in source and binary forms, with or without modification,
|
|
|
# are permitted provided that the following conditions are met:
|
|
|
#
|
|
|
# * Redistributions of source code must retain the above copyright notice, this
|
|
|
# list of conditions and the following disclaimer.
|
|
|
#
|
|
|
# * Redistributions in binary form must reproduce the above copyright notice, this
|
|
|
# list of conditions and the following disclaimer in the documentation and/or
|
|
|
# other materials provided with the distribution.
|
|
|
#
|
|
|
# * Neither the name of the {organization} nor the names of its
|
|
|
# contributors may be used to endorse or promote products derived from
|
|
|
# this software without specific prior written permission.
|
|
|
#
|
|
|
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
|
|
|
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
|
|
# WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
|
|
|
# DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR
|
|
|
# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
|
|
|
# (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
|
|
|
# LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON
|
|
|
# ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
|
|
# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
|
|
|
# SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
|
|
|
|
"""
|
|
|
PyGTK input hook for prompt_toolkit.
|
|
|
|
|
|
Listens on the pipe prompt_toolkit sets up for a notification that it should
|
|
|
return control to the terminal event loop.
|
|
|
"""
|
|
|
from __future__ import absolute_import
|
|
|
|
|
|
import gtk, gobject
|
|
|
|
|
|
# Enable threading in GTK. (Otherwise, GTK will keep the GIL.)
|
|
|
gtk.gdk.threads_init()
|
|
|
|
|
|
def inputhook(context):
|
|
|
"""
|
|
|
When the eventloop of prompt-toolkit is idle, call this inputhook.
|
|
|
|
|
|
This will run the GTK main loop until the file descriptor
|
|
|
`context.fileno()` becomes ready.
|
|
|
|
|
|
:param context: An `InputHookContext` instance.
|
|
|
"""
|
|
|
def _main_quit(*a, **kw):
|
|
|
gtk.main_quit()
|
|
|
return False
|
|
|
|
|
|
gobject.io_add_watch(context.fileno(), gobject.IO_IN, _main_quit)
|
|
|
gtk.main()
|
|
|
|
