diff options
Diffstat (limited to 'keyboards/hhkb/keymaps/shela/action_pseudo_lut.c')
| -rw-r--r-- | keyboards/hhkb/keymaps/shela/action_pseudo_lut.c | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/keyboards/hhkb/keymaps/shela/action_pseudo_lut.c b/keyboards/hhkb/keymaps/shela/action_pseudo_lut.c new file mode 100644 index 0000000000..b205968c7b --- /dev/null +++ b/keyboards/hhkb/keymaps/shela/action_pseudo_lut.c @@ -0,0 +1,142 @@ +#include "quantum.h" +#include "action_pseudo_lut.h" + +static uint8_t send_key_shift_bit[SHIFT_BIT_SIZE]; + +/* + * Pseudo layout action. + * This action converts a keycode in order to output the character according to the keymap you specified + * still your keyboard layout recognized wrongly on your OS. + * Memo: Using other layer keymap to get keycode + */ +void action_pseudo_lut(keyrecord_t *record, uint8_t base_keymap_id, const uint16_t (*keymap)[2]) { + static uint8_t prev_shift; + uint16_t keycode; + uint16_t pseudo_keycode; + + /* get keycode from keymap you specified */ + keycode = keymap_key_to_keycode(base_keymap_id, record->event.key); + + prev_shift = keyboard_report->mods & (MOD_BIT(KC_LSFT) | MOD_BIT(KC_RSFT)); + + if (record->event.pressed) { + /* when magic commands entered, keycode does not converted */ + if (IS_COMMAND()) { + if (prev_shift) { + add_shift_bit(keycode); + } + register_code(keycode); + return; + } + + if (prev_shift) { + pseudo_keycode = convert_keycode(keymap, keycode, true); + dprintf("pressed: %02X, converted: %04X\n", keycode, pseudo_keycode); + add_shift_bit(keycode); + + if (IS_LSFT(pseudo_keycode)) { + register_code(QK_LSFT ^ pseudo_keycode); + } else { + /* delete shift mod temporarily */ + del_mods(prev_shift); + send_keyboard_report(); + register_code(pseudo_keycode); + add_mods(prev_shift); + send_keyboard_report(); + } + } else { + pseudo_keycode = convert_keycode(keymap, keycode, false); + dprintf("pressed: %02X, converted: %04X\n", keycode, pseudo_keycode); + + if (IS_LSFT(pseudo_keycode)) { + add_weak_mods(MOD_BIT(KC_LSFT)); + send_keyboard_report(); + register_code(QK_LSFT ^ pseudo_keycode); + /* on Windows, prevent key repeat to avoid unintended output */ + unregister_code(QK_LSFT ^ pseudo_keycode); + del_weak_mods(MOD_BIT(KC_LSFT)); + send_keyboard_report(); + } else { + register_code(pseudo_keycode); + } + } + } else { + if (get_shift_bit(keycode)) { + del_shift_bit(keycode); + pseudo_keycode = convert_keycode(keymap, keycode, true); + } else { + pseudo_keycode = convert_keycode(keymap, keycode, false); + } + dprintf("released: %02X, converted: %04X\n", keycode, pseudo_keycode); + + if (IS_LSFT(pseudo_keycode)) { + unregister_code(QK_LSFT ^ pseudo_keycode); + } else { + unregister_code(pseudo_keycode); + } + } +} + +uint16_t convert_keycode(const uint16_t (*keymap)[2], uint16_t keycode, bool shift_modded) +{ + uint16_t pseudo_keycode; + + switch (keycode) { + case KC_A ... KC_CAPSLOCK: +#if defined(__AVR__) + if (shift_modded) { + pseudo_keycode = pgm_read_word(&keymap[keycode][1]); + } else { + pseudo_keycode = pgm_read_word(&keymap[keycode][0]); + } +#else + if (shift_modded) { + pseudo_keycode = keymap[keycode][1]; + } else { + pseudo_keycode = keymap[keycode][0]; + } +#endif + /* if undefined, use got keycode as it is */ + if (pseudo_keycode == 0x00) { + if (shift_modded) { + pseudo_keycode = S(keycode); + } else { + pseudo_keycode = keycode; + } + } + break; + default: + if (shift_modded) { + pseudo_keycode = S(keycode); + } else { + pseudo_keycode = keycode; + } + break; + } + return pseudo_keycode; +} + +uint8_t get_shift_bit(uint16_t keycode) { + if ((keycode >> 3) < SHIFT_BIT_SIZE) { + return send_key_shift_bit[keycode >> 3] & (1 << (keycode & 7)); + } else { + dprintf("get_shift_bit: Can't get shift bit. keycode: %02X\n", keycode); + return 0; + } +} + +void add_shift_bit(uint16_t keycode) { + if ((keycode >> 3) < SHIFT_BIT_SIZE) { + send_key_shift_bit[keycode >> 3] |= (1 << (keycode & 7)); + } else { + dprintf("add_shift_bit: Can't add shift bit. keycode: %02X\n", keycode); + } +} + +void del_shift_bit(uint16_t keycode) { + if ((keycode >> 3) < SHIFT_BIT_SIZE) { + send_key_shift_bit[keycode >> 3] &= ~(1 << (keycode & 7)); + } else { + dprintf("del_shift_bit: Can't delete shift bit. keycode: %02X\n", keycode); + } +} |