qmk/qmk_firmware
1
0
Fork 0
mirror of https://github.com/qmk/qmk_firmware.git synced 2026-09-25 19:38:56 +02:00
Code Issues Packages Projects Releases Wiki Activity

Upstream merge up to 02d44beb44

Browse Source
This commit is contained in:
jonathan.liu
2019-07-11 23:21:18 -07:00
parent a0fac849eb
commit 441b212c86
4854 changed files with 157570 additions and 41535 deletions
Download Patch File Download Diff File Expand all files Collapse all files
quantum/process_keycode/process_combo.c
+134 -111
View File
@@ -14,141 +14,164 @@
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "process_combo.h"
#include "print.h"
#include "process_combo.h"
#define COMBO_TIMER_ELAPSED -1
__attribute__ ((weak))
combo_t key_combos[COMBO_COUNT] = {
__attribute__((weak)) combo_t key_combos[COMBO_COUNT] = {
};
__attribute__ ((weak))
void process_combo_event(uint8_t combo_index, bool pressed) {
}
__attribute__((weak)) void process_combo_event(uint8_t combo_index,
bool pressed) {}
static uint16_t timer = 0;
static uint8_t current_combo_index = 0;
static bool drop_buffer = false;
static bool is_active = false;
static inline void send_combo(uint16_t action, bool pressed)
{
if (action) {
if (pressed) {
register_code16(action);
} else {
unregister_code16(action);
}
static uint8_t buffer_size = 0;
#ifdef COMBO_ALLOW_ACTION_KEYS
static keyrecord_t key_buffer[MAX_COMBO_LENGTH];
#else
static uint16_t key_buffer[MAX_COMBO_LENGTH];
#endif
static inline void send_combo(uint16_t action, bool pressed) {
if (action) {
if (pressed) {
register_code16(action);
} else {
process_combo_event(current_combo_index, pressed);
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;
}
static inline void dump_key_buffer(bool emit) {
if (buffer_size == 0) {
return;
}
/* 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();
if (emit) {
for (uint8_t i = 0; i < buffer_size; i++) {
#ifdef COMBO_ALLOW_ACTION_KEYS
combo->prev_record = *record;
const action_t action = store_or_get_action(key_buffer[i].event.pressed,
key_buffer[i].event.key);
process_action(&(key_buffer[i]), action);
#else
combo->prev_key = keycode;
register_code16(key_buffer[i]);
send_keyboard_report();
#endif
}
}
}
}
buffer_size = 0;
}
#define ALL_COMBO_KEYS_ARE_DOWN (((1 << count) - 1) == 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;
}
/* Continue processing if not a combo key */
if (-1 == (int8_t)index)
return false;
bool is_combo_active = is_active;
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);
drop_buffer = true;
}
}
} else {
if (ALL_COMBO_KEYS_ARE_DOWN) { /* Combo was released */
send_combo(combo->keycode, false);
} else {
if (ALL_COMBO_KEYS_ARE_DOWN) { /* Combo was released */
send_combo(combo->keycode, false);
}
/* continue processing without immediately returning */
is_combo_active = false;
}
if (is_combo_active) { /* Combo key was tapped */
KEY_STATE_UP(index);
}
return is_combo_active;
}
#define NO_COMBO_KEYS_ARE_DOWN (0 == combo->state)
bool process_combo(uint16_t keycode, keyrecord_t *record) {
bool is_combo_key = false;
drop_buffer = false;
bool no_combo_keys_pressed = 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);
no_combo_keys_pressed |= NO_COMBO_KEYS_ARE_DOWN;
}
if (drop_buffer) {
/* buffer is only dropped when we complete a combo, so we refresh the timer
* here */
timer = timer_read();
dump_key_buffer(false);
} else if (!is_combo_key) {
/* if no combos claim the key we need to emit the keybuffer */
dump_key_buffer(true);
// reset state if there are no combo keys pressed at all
if (no_combo_keys_pressed) {
timer = 0;
is_active = true;
}
} else if (record->event.pressed && is_active) {
/* otherwise the key is consumed and placed in the buffer */
timer = timer_read();
if (buffer_size < MAX_COMBO_LENGTH) {
#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));
key_buffer[buffer_size++] = *record;
#else
register_code16(keycode);
send_keyboard_report();
unregister_code16(keycode);
key_buffer[buffer_size++] = keycode;
#endif
combo->timer = 0;
}
KEY_STATE_UP(index);
}
}
if (NO_COMBO_KEYS_ARE_DOWN) {
combo->timer = 0;
}
return is_combo_active;
return !is_combo_key;
}
bool process_combo(uint16_t keycode, keyrecord_t *record)
{
bool is_combo_key = false;
void matrix_scan_combo(void) {
if (is_active && timer && timer_elapsed(timer) > COMBO_TERM) {
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) {
// Do not treat the (weak) key_combos too strict.
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Warray-bounds"
combo_t *combo = &key_combos[i];
#pragma GCC diagnostic pop
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
}
}
/* This disables the combo, meaning key events for this
* combo will be handled by the next processors in the chain
*/
is_active = false;
dump_key_buffer(true);
}
}