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