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60 lines
1.8 KiB
Python
60 lines
1.8 KiB
Python
#!/usr/bin/python3
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# -*- coding: utf-8 -*-
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# input-remapper - GUI for device specific keyboard mappings
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# Copyright (C) 2022 sezanzeb <proxima@sezanzeb.de>
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#
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# This file is part of input-remapper.
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#
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# input-remapper is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# input-remapper is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with input-remapper. If not, see <https://www.gnu.org/licenses/>.
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from typing import Dict
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import evdev
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from inputremapper.event_combination import EventCombination
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from inputremapper.injection.mapping_handlers.mapping_handler import (
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MappingHandler,
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HandlerEnums,
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)
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from inputremapper.input_event import InputEvent
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class NullHandler(MappingHandler):
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"""Handler which consumes the event and does nothing."""
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def __str__(self):
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return f"NullHandler for {self.mapping.event_combination}<{id(self)}>"
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@property
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def child(self):
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return "Voids all events"
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def needs_wrapping(self) -> bool:
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return True in [event.value != 0 for event in self.input_events]
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def wrap_with(self) -> Dict[EventCombination, HandlerEnums]:
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return {EventCombination(self.input_events): HandlerEnums.combination}
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def notify(
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self,
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event: InputEvent,
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source: evdev.InputDevice,
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forward: evdev.UInput,
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supress: bool = False,
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) -> bool:
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return True
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def reset(self) -> None:
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pass
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