122 lines
3.3 KiB
C
122 lines
3.3 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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//
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// For full documentation, see
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// https://getreuer.info/posts/keyboards/caps-word
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#include "caps_word.h"
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static bool caps_word_active = false;
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bool process_caps_word(uint16_t keycode, keyrecord_t* record) {
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#ifndef NO_ACTION_ONESHOT
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const uint8_t mods = get_mods() | get_oneshot_mods();
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#else
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const uint8_t mods = get_mods();
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#endif // NO_ACTION_ONESHOT
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if (!caps_word_active) {
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// Pressing both shift keys at the same time enables caps word.
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if ((mods & MOD_MASK_SHIFT) == MOD_MASK_SHIFT) {
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caps_word_set(true); // Activate Caps Word.
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return false;
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}
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return true;
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}
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if (!record->event.pressed) { return true; }
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if (!(mods & ~MOD_MASK_SHIFT)) {
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switch (keycode) {
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// Ignore MO, TO, TG, TT, and OSL layer switch keys.
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case QK_MOMENTARY ... QK_MOMENTARY + 255:
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case QK_TO ... QK_TO + 255:
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case QK_TOGGLE_LAYER ... QK_TOGGLE_LAYER + 255:
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case QK_LAYER_TAP_TOGGLE ... QK_LAYER_TAP_TOGGLE + 255:
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case QK_ONE_SHOT_LAYER ... QK_ONE_SHOT_LAYER + 255:
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return true;
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#ifndef NO_ACTION_TAPPING
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case QK_MOD_TAP ... QK_MOD_TAP_MAX:
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if (record->tap.count == 0) {
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// Deactivate if a mod becomes active through holding a mod-tap key.
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caps_word_set(false);
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return true;
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}
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keycode &= 0xff;
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break;
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#ifndef NO_ACTION_LAYER
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case QK_LAYER_TAP ... QK_LAYER_TAP_MAX:
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#endif // NO_ACTION_LAYER
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if (record->tap.count == 0) { return true; }
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keycode &= 0xff;
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break;
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#endif // NO_ACTION_TAPPING
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#ifdef SWAP_HANDS_ENABLE
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case QK_SWAP_HANDS ... QK_SWAP_HANDS_MAX:
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if (keycode > 0x56F0 || record->tap.count == 0) { return true; }
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keycode &= 0xff;
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break;
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#endif // SWAP_HANDS_ENABLE
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}
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if (caps_word_press_user(keycode)) {
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return true;
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}
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}
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caps_word_set(false); // Deactivate Caps Word.
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return true;
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}
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void caps_word_set(bool active) {
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if (active != caps_word_active) {
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if (active) {
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clear_mods();
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#ifndef NO_ACTION_ONESHOT
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clear_oneshot_mods();
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#endif // NO_ACTION_ONESHOT
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}
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caps_word_active = active;
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caps_word_set_user(active);
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}
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}
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bool caps_word_get(void) { return caps_word_active; }
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__attribute__((weak)) void caps_word_set_user(bool active) {}
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__attribute__((weak)) bool caps_word_press_user(uint16_t keycode) {
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switch (keycode) {
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// Keycodes that continue Caps Word, with shift applied.
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case KC_A ... KC_Z:
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add_weak_mods(MOD_BIT(KC_LSFT)); // Apply shift to the next key.
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return true;
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// Keycodes that continue Caps Word, without shifting.
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case KC_1 ... KC_0:
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case KC_P1 ... KC_P0:
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case KC_BSPC:
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case KC_MINS:
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case KC_UNDS:
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return true;
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default:
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return false; // Deactivate Caps Word.
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}
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} |