| # 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. | |
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| # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND | |
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| """ | |
| 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. | |
| """ | |
| 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() | |