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Merge pull request #960 from ofples/feature/combos

Keyboard combination triggers
This commit is contained in:
Jack Humbert 2017-02-06 19:31:45 -05:00 committed by GitHub
commit 4348fb54d6
5 changed files with 194 additions and 0 deletions

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@ -144,6 +144,11 @@ ifeq ($(strip $(MIDI_ENABLE)), yes)
SRC += $(QUANTUM_DIR)/process_keycode/process_midi.c SRC += $(QUANTUM_DIR)/process_keycode/process_midi.c
endif endif
ifeq ($(strip $(COMBO_ENABLE)), yes)
OPT_DEFS += -DCOMBO_ENABLE
SRC += $(QUANTUM_DIR)/process_keycode/process_combo.c
endif
ifeq ($(strip $(VIRTSER_ENABLE)), yes) ifeq ($(strip $(VIRTSER_ENABLE)), yes)
OPT_DEFS += -DVIRTSER_ENABLE OPT_DEFS += -DVIRTSER_ENABLE
endif endif

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@ -0,0 +1,134 @@
#include "process_combo.h"
#include "print.h"
#define COMBO_TIMER_ELAPSED -1
__attribute__ ((weak))
combo_t key_combos[] = {
};
__attribute__ ((weak))
void process_combo_event(uint8_t combo_index, bool pressed) {
}
static uint8_t current_combo_index = 0;
static inline void send_combo(uint16_t action, bool pressed)
{
if (action) {
if (pressed) {
register_code16(action);
} else {
unregister_code16(action);
}
} else {
process_combo_event(current_combo_index, pressed);
}
}
#define ALL_COMBO_KEYS_ARE_DOWN (((1<<count)-1) == combo->state)
#define NO_COMBO_KEYS_ARE_DOWN (0 == combo->state)
#define KEY_STATE_DOWN(key) do{ combo->state |= (1<<key); } while(0)
#define KEY_STATE_UP(key) do{ combo->state &= ~(1<<key); } while(0)
static bool process_single_combo(combo_t *combo, uint16_t keycode, keyrecord_t *record)
{
uint8_t count = 0;
uint8_t index = -1;
/* Find index of keycode and number of combo keys */
for (const uint16_t *keys = combo->keys; ;++count) {
uint16_t key = pgm_read_word(&keys[count]);
if (keycode == key) index = count;
if (COMBO_END == key) break;
}
/* Return if not a combo key */
if (-1 == (int8_t)index) return false;
/* The combos timer is used to signal whether the combo is active */
bool is_combo_active = COMBO_TIMER_ELAPSED == combo->timer ? false : true;
if (record->event.pressed) {
KEY_STATE_DOWN(index);
if (is_combo_active) {
if (ALL_COMBO_KEYS_ARE_DOWN) { /* Combo was pressed */
send_combo(combo->keycode, true);
combo->timer = COMBO_TIMER_ELAPSED;
} else { /* Combo key was pressed */
combo->timer = timer_read();
#ifdef COMBO_ALLOW_ACTION_KEYS
combo->prev_record = *record;
#else
combo->prev_key = keycode;
#endif
}
}
} else {
if (ALL_COMBO_KEYS_ARE_DOWN) { /* Combo was released */
send_combo(combo->keycode, false);
}
if (is_combo_active) { /* Combo key was tapped */
#ifdef COMBO_ALLOW_ACTION_KEYS
record->event.pressed = true;
process_action(record, store_or_get_action(record->event.pressed, record->event.key));
record->event.pressed = false;
process_action(record, store_or_get_action(record->event.pressed, record->event.key));
#else
register_code16(keycode);
send_keyboard_report();
unregister_code16(keycode);
#endif
combo->timer = 0;
}
KEY_STATE_UP(index);
}
if (NO_COMBO_KEYS_ARE_DOWN) {
combo->timer = 0;
}
return is_combo_active;
}
bool process_combo(uint16_t keycode, keyrecord_t *record)
{
bool is_combo_key = false;
for (current_combo_index = 0; current_combo_index < COMBO_COUNT; ++current_combo_index) {
combo_t *combo = &key_combos[current_combo_index];
is_combo_key |= process_single_combo(combo, keycode, record);
}
return !is_combo_key;
}
void matrix_scan_combo(void)
{
for (int i = 0; i < COMBO_COUNT; ++i) {
combo_t *combo = &key_combos[i];
if (combo->timer &&
combo->timer != COMBO_TIMER_ELAPSED &&
timer_elapsed(combo->timer) > COMBO_TERM) {
/* This disables the combo, meaning key events for this
* combo will be handled by the next processors in the chain
*/
combo->timer = COMBO_TIMER_ELAPSED;
#ifdef COMBO_ALLOW_ACTION_KEYS
process_action(&combo->prev_record,
store_or_get_action(combo->prev_record.event.pressed,
combo->prev_record.event.key));
#else
unregister_code16(combo->prev_key);
register_code16(combo->prev_key);
#endif
}
}
}

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@ -0,0 +1,43 @@
#ifndef PROCESS_COMBO_H
#define PROCESS_COMBO_H
#include <stdint.h>
#include "progmem.h"
#include "quantum.h"
typedef struct
{
const uint16_t *keys;
uint16_t keycode;
#ifdef EXTRA_EXTRA_LONG_COMBOS
uint32_t state;
#elif EXTRA_LONG_COMBOS
uint16_t state;
#else
uint8_t state;
#endif
uint16_t timer;
#ifdef COMBO_ALLOW_ACTION_KEYS
keyrecord_t prev_record;
#else
uint16_t prev_key;
#endif
} combo_t;
#define COMBO(ck, ca) {.keys = &(ck)[0], .keycode = (ca)}
#define COMBO_ACTION(ck) {.keys = &(ck)[0]}
#define COMBO_END 0
#ifndef COMBO_COUNT
#define COMBO_COUNT 0
#endif
#ifndef COMBO_TERM
#define COMBO_TERM TAPPING_TERM
#endif
bool process_combo(uint16_t keycode, keyrecord_t *record);
void matrix_scan_combo(void);
void process_combo_event(uint8_t combo_index, bool pressed);
#endif

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@ -158,6 +158,9 @@ bool process_record_quantum(keyrecord_t *record) {
#ifndef DISABLE_CHORDING #ifndef DISABLE_CHORDING
process_chording(keycode, record) && process_chording(keycode, record) &&
#endif #endif
#ifdef COMBO_ENABLE
process_combo(keycode, record) &&
#endif
#ifdef UNICODE_ENABLE #ifdef UNICODE_ENABLE
process_unicode(keycode, record) && process_unicode(keycode, record) &&
#endif #endif
@ -536,6 +539,11 @@ void matrix_scan_quantum() {
#ifdef TAP_DANCE_ENABLE #ifdef TAP_DANCE_ENABLE
matrix_scan_tap_dance(); matrix_scan_tap_dance();
#endif #endif
#ifdef COMBO_ENABLE
matrix_scan_combo();
#endif
matrix_scan_kb(); matrix_scan_kb();
} }

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@ -63,6 +63,10 @@ extern uint32_t default_layer_state;
#include "process_printer.h" #include "process_printer.h"
#endif #endif
#ifdef COMBO_ENABLE
#include "process_combo.h"
#endif
#define SEND_STRING(str) send_string(PSTR(str)) #define SEND_STRING(str) send_string(PSTR(str))
void send_string(const char *str); void send_string(const char *str);