mirror of https://github.com/qmk/qmk_firmware
42 lines
1.6 KiB
C
42 lines
1.6 KiB
C
// The GPLv2 License (GPLv2)
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//
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// Copyright (c) 2022 Cameron Larsen
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//
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// This program 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 2 of the License, or
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// (at your option) any later version.
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//
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// This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
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#pragma once
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#include QMK_KEYBOARD_H
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// Represents the four states a oneshot key can be in
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typedef enum {
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os_up_unqueued,
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os_up_queued,
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os_down_unused,
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os_down_used,
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} oneshot_state;
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// Custom oneshot mod implementation that doesn't rely on timers. If a mod is
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// used while it is held it will be unregistered on keyup as normal, otherwise
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// it will be queued and only released after the next non-mod keyup.
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void update_oneshot(oneshot_state *state, uint16_t mod, uint16_t trigger, uint16_t keycode, keyrecord_t *record);
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// To be implemented by the consumer. Defines keys to cancel oneshot mods.
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bool is_oneshot_cancel_key(uint16_t keycode);
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// To be implemented by the consumer. Defines keys to ignore when determining
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// whether a oneshot mod has been used. Setting this to modifiers and layer
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// change keys allows stacking multiple oneshot modifiers, and carrying them
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// between layers.
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bool is_oneshot_ignored_key(uint16_t keycode);
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