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