diff options
Diffstat (limited to 'keyboards/lily58/keymaps/paulomp90/features/custom_shift_keys.c')
-rw-r--r-- | keyboards/lily58/keymaps/paulomp90/features/custom_shift_keys.c | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/keyboards/lily58/keymaps/paulomp90/features/custom_shift_keys.c b/keyboards/lily58/keymaps/paulomp90/features/custom_shift_keys.c new file mode 100644 index 0000000000..f2e091c0b9 --- /dev/null +++ b/keyboards/lily58/keymaps/paulomp90/features/custom_shift_keys.c @@ -0,0 +1,67 @@ +/* Copyright 2023 Paulo Pereira + * + * This program is free software: you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation, either version 3 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program. If not, see <http://www.gnu.org/licenses/>. + */ + +#include "custom_shift_keys.h" + +bool process_custom_shift_keys(uint16_t keycode, keyrecord_t *record) { + static uint16_t registered_keycode = KC_NO; + + // If a custom shift key is registered, then this event is either + // releasing it or manipulating another key at the same time. Either way, + // we release the currently registered key. + if (registered_keycode != KC_NO) { + unregister_code16(registered_keycode); + registered_keycode = KC_NO; + } + + if (record->event.pressed) { // Press event. + const uint8_t mods = get_mods(); +#ifndef NO_ACTION_ONESHOT + if ((mods | get_weak_mods() | get_oneshot_mods()) & MOD_MASK_SHIFT) { +#else + if ((mods | get_weak_mods()) & MOD_MASK_SHIFT) { // Shift is held. +#endif // NO_ACTION_ONESHOT + // Continue default handling if this is a tap-hold key being held. + if ((IS_QK_MOD_TAP(keycode) || IS_QK_LAYER_TAP(keycode)) && + record->tap.count == 0) { + return true; + } + + // Search for a custom shift key whose keycode is `keycode`. + for (int i = 0; i < NUM_CUSTOM_SHIFT_KEYS; ++i) { + if (keycode == custom_shift_keys[i].keycode) { + registered_keycode = custom_shift_keys[i].shifted_keycode; + if (IS_QK_MODS(registered_keycode) && // Should key be shifted? + (QK_MODS_GET_MODS(registered_keycode) & MOD_LSFT) != 0) { + register_code16(registered_keycode); // If so, press directly. + } else { + // If not, cancel shift mods, press the key, and restore mods. + del_weak_mods(MOD_MASK_SHIFT); +#ifndef NO_ACTION_ONESHOT + del_oneshot_mods(MOD_MASK_SHIFT); +#endif // NO_ACTION_ONESHOT + unregister_mods(MOD_MASK_SHIFT); + register_code16(registered_keycode); + set_mods(mods); + } + return false; + } + } + } + } + + return true; // Continue with default handling. +} |