66 lines
1.6 KiB
C
66 lines
1.6 KiB
C
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#include "process_combo.h"
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#include "print.h"
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// __attribute__ ((weak))
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// combo_t key_combos[] = {
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// };
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#define SEND_KEY(key) \
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do { \
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register_code16(key); \
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send_keyboard_report(); \
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unregister_code16(key); \
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} while(0)
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#define ALL_COMBO_KEYS_ARE_DOWN (((1<<count)-1) == combo->state)
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static bool process_single_combo(combo_t *combo, uint16_t keycode, keyrecord_t *record)
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{
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uint8_t count = 0;
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bool is_combo_key = false;
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// bool combo_key_released = false;
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// Count the number of combo keys
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for (const uint16_t *key = combo->keys; COMBO_END != pgm_read_word(key); ++key, ++count);
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for (uint8_t i = 0; i < count; ++i) {
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uint16_t key = pgm_read_word(&combo->keys[i]);
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if (key == keycode) {
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is_combo_key = true;
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if (record->event.pressed) {
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combo->state |= (1<<i);
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} else { // Combo key released
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if (!combo->state) {
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// The combo was sent, no need to send released key
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return true;
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}
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combo->state &= ~(1<<i);
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SEND_KEY(key);
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}
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}
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}
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if (ALL_COMBO_KEYS_ARE_DOWN) {
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SEND_KEY(combo->action);
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combo->state = 0;
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}
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return is_combo_key;
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}
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bool process_combo(uint16_t keycode, keyrecord_t *record)
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{
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bool is_combo_key = false;
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for (int i = 0; i < NUM_ELEMS(key_combos); ++i) {
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combo_t *combo = &key_combos[i];
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is_combo_key |= process_single_combo(combo, keycode, record);
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}
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return !is_combo_key;
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}
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