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authorOfer Plesser <plesserofer@gmail.com>2016-12-10 16:11:59 +0200
committerOfer Plesser <plesserofer@gmail.com>2016-12-10 16:11:59 +0200
commitb6bf4e0dce062a535685c4e772f613252d401ed3 (patch)
tree26ed7273077f84e33d5cea525f7cc662637212c3 /quantum/process_keycode
parenteac8fa799909817bfc7cb4043448f85551154c6b (diff)
Added support for timing out combos if a key as been pressed for longer than COMBO_TERM
Diffstat (limited to 'quantum/process_keycode')
-rw-r--r--quantum/process_keycode/process_combo.c107
-rw-r--r--quantum/process_keycode/process_combo.h20
2 files changed, 96 insertions, 31 deletions
diff --git a/quantum/process_keycode/process_combo.c b/quantum/process_keycode/process_combo.c
index a6cfed11aa..ff7e8aba55 100644
--- a/quantum/process_keycode/process_combo.c
+++ b/quantum/process_keycode/process_combo.c
@@ -1,11 +1,6 @@
#include "process_combo.h"
#include "print.h"
-// __attribute__ ((weak))
-// combo_t key_combos[] = {
-
-// };
-
#define SEND_KEY(key) \
do { \
register_code16(key); \
@@ -13,54 +8,110 @@ do { \
unregister_code16(key); \
} while(0)
+#define COMBO_TIMER_ELAPSED -1
+
+#if COMBO_TERM
+#define IS_COMBO_KEY_HELD(combo) (COMBO_TIMER_ELAPSED == combo->timer ? false : true)
+#define RESET_COMBO_TIMER_AND_KEY(combo) combo->timer = 0; combo->key = 0
+#else
+#define IS_COMBO_KEY_HELD(combo) (true)
+#define RESET_COMBO_TIMER_AND_KEY(combo) do {} while (0)
+#endif
+
+
+__attribute__ ((weak))
+combo_t key_combos[COMBO_COUNT] = {
+
+};
+
+static inline void reset_combo(combo_t *combo)
+{
+ combo->state = 0;
+ RESET_COMBO_TIMER_AND_KEY(combo);
+}
#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;
- bool is_combo_key = false;
- // bool combo_key_released = false;
+ 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;
+ }
- // Count the number of combo keys
- for (const uint16_t *key = combo->keys; COMBO_END != pgm_read_word(key); ++key, ++count);
+ /* Return if not a combo key */
+ if (-1 == index) return false;
- for (uint8_t i = 0; i < count; ++i) {
- uint16_t key = pgm_read_word(&combo->keys[i]);
+ bool is_combo_active = IS_COMBO_KEY_HELD(combo);
- if (key == keycode) {
- is_combo_key = true;
+ if (record->event.pressed) {
+ KEY_STATE_DOWN(index);
+
+#if COMBO_TERM
+ if (is_combo_active) {
+ combo->timer = timer_read();
+ combo->key = keycode;
+ }
+#endif
- if (record->event.pressed) {
- combo->state |= (1<<i);
- } else { // Combo key released
- if (!combo->state) {
- // The combo was sent, no need to send released key
- return true;
- }
+ } else {
+ if (is_combo_active && combo->state) { /* Combo key was tapped */
+ RESET_COMBO_TIMER_AND_KEY(combo);
+ SEND_KEY(keycode);
+ }
- combo->state &= ~(1<<i);
- SEND_KEY(key);
- }
+#if COMBO_TERM
+ if (!is_combo_active && keycode == combo->key) { /* Held combo key was released */
+ unregister_code16(combo->key);
}
+#endif
+
+ KEY_STATE_UP(index);
}
- if (ALL_COMBO_KEYS_ARE_DOWN) {
+ if (ALL_COMBO_KEYS_ARE_DOWN && is_combo_active) {
SEND_KEY(combo->action);
- combo->state = 0;
+ reset_combo(combo);
+ }
+
+ if(NO_COMBO_KEYS_ARE_DOWN && !is_combo_active) {
+ reset_combo(combo);
}
- return is_combo_key;
+ return is_combo_active;
}
-
bool process_combo(uint16_t keycode, keyrecord_t *record)
{
bool is_combo_key = false;
- for (int i = 0; i < NUM_ELEMS(key_combos); ++i) {
+ for (int i = 0; i < COMBO_COUNT; ++i) {
combo_t *combo = &key_combos[i];
is_combo_key |= process_single_combo(combo, keycode, record);
}
return !is_combo_key;
+}
+
+void matrix_scan_combo(void)
+{
+#if COMBO_TERM
+ 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) {
+
+ combo->timer = COMBO_TIMER_ELAPSED;
+ unregister_code16(combo->key);
+ register_code16(combo->key);
+ }
+ }
+#endif
} \ No newline at end of file
diff --git a/quantum/process_keycode/process_combo.h b/quantum/process_keycode/process_combo.h
index 68786c0f19..c475acd332 100644
--- a/quantum/process_keycode/process_combo.h
+++ b/quantum/process_keycode/process_combo.h
@@ -5,21 +5,35 @@
#include "progmem.h"
#include "quantum.h"
+#ifndef COMBO_TERM
+#define COMBO_TERM TAPPING_TERM
+#endif
typedef struct
{
const uint16_t *keys;
uint16_t action;
uint32_t state;
+#if COMBO_TERM
+ uint16_t timer;
+ uint16_t key;
+#endif
} combo_t;
+#if COMBO_TERM
+#define COMBO(ck, ca) {.keys = &(ck)[0], .action = (ca), .state = 0, .timer = 0, .key = 0}
+#else
+#define COMBO(ck, ca) {.keys = &(ck)[0], .action = (ca), .state = 0 }
+#endif
#define COMBO_END 0
-#define NUM_ELEMS(a) (sizeof(a)/sizeof 0[a])
+#ifndef COMBO_COUNT
+#define COMBO_COUNT 0
+#endif
-
-extern combo_t key_combos[1];
+extern combo_t key_combos[COMBO_COUNT];
bool process_combo(uint16_t keycode, keyrecord_t *record);
+void matrix_scan_combo(void);
#endif \ No newline at end of file