261e7668c6
Co-authored-by: Drashna Jaelre <drashna@live.com> Co-authored-by: syntax-magic <dkim.8881@gmail.com>
77 lines
2.6 KiB
C
77 lines
2.6 KiB
C
// Copyright 2021-2022 Google LLC
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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/**
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* @file custom_shift_keys.c
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* @brief Custom Shift Keys implementation
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*
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* For full documentation, see
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* <https://getreuer.info/posts/keyboards/custom-shift-keys>
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*/
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#include "custom_shift_keys.h"
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bool process_custom_shift_keys(uint16_t keycode, keyrecord_t *record) {
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static uint16_t registered_keycode = KC_NO;
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// If a custom shift key is registered, then this event is either releasing
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// it or manipulating another key at the same time. Either way, we release
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// the currently registered key.
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if (registered_keycode != KC_NO)
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{
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unregister_code16(registered_keycode);
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registered_keycode = KC_NO;
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}
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if (record->event.pressed)
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{ // Press event.
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const uint8_t mods = get_mods();
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#ifndef NO_ACTION_ONESHOT
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if ((mods | get_weak_mods() | get_oneshot_mods()) & MOD_MASK_SHIFT)
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{
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#else
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if ((mods | get_weak_mods()) & MOD_MASK_SHIFT)
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{ // Shift is held.
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#endif // NO_ACTION_ONESHOT
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// Search for a custom key with keycode equal to `keycode`.
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for (int i = 0; i < NUM_CUSTOM_SHIFT_KEYS; ++i)
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{
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if (keycode == custom_shift_keys[i].keycode)
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{
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// Continue default handling if this is a tap-hold key being held.
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if (((QK_MOD_TAP <= keycode && keycode <= QK_MOD_TAP_MAX) || (QK_LAYER_TAP <= keycode && keycode <= QK_LAYER_TAP_MAX)) && record->tap.count == 0)
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{
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return true;
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}
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#ifndef NO_ACTION_ONESHOT
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del_oneshot_mods(MOD_MASK_SHIFT);
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#endif // NO_ACTION_ONESHOT
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del_mods(MOD_MASK_SHIFT);
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del_weak_mods(MOD_MASK_SHIFT);
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send_keyboard_report();
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registered_keycode = custom_shift_keys[i].shifted_keycode;
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register_code16(registered_keycode);
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set_mods(mods); // Restore the mods.
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return false;
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}
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}
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}
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}
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return true; // Continue with default handling.
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}
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