tap-dance: Support user_data for the callbacks

Refactored the code a little, so all callbacks now receive a `user_data`
pointer, which can be anything. As an example, the key pairs from
`ACTION_TAP_DANCE_DOUBLE` now use this, and custom, built-in functions.

This makes it easier to extend the tap dance functionality, and also
simplifies the code a little.

Signed-off-by: Gergely Nagy <algernon@madhouse-project.org>
This commit is contained in:
Gergely Nagy 2016-07-20 11:34:45 +02:00
parent 70e42489de
commit ce8cc9219f
2 changed files with 38 additions and 64 deletions

View file

@ -17,42 +17,34 @@ typedef struct
#define TD(n) (QK_TAP_DANCE + n)
typedef enum
{
QK_TAP_DANCE_TYPE_PAIR,
QK_TAP_DANCE_TYPE_FN,
} qk_tap_dance_type_t;
typedef void (*qk_tap_dance_user_fn_t) (qk_tap_dance_state_t *state);
typedef void (*qk_tap_dance_user_fn_t) (qk_tap_dance_state_t *state, void *user_data);
typedef struct
{
qk_tap_dance_type_t type;
union {
struct {
uint16_t kc1;
uint16_t kc2;
} pair;
struct {
qk_tap_dance_user_fn_t on_each_tap;
qk_tap_dance_user_fn_t on_dance_finished;
qk_tap_dance_user_fn_t on_reset;
} fn;
};
struct {
qk_tap_dance_user_fn_t on_each_tap;
qk_tap_dance_user_fn_t on_dance_finished;
qk_tap_dance_user_fn_t on_reset;
} fn;
void *user_data;
} qk_tap_dance_action_t;
typedef struct
{
uint16_t kc1;
uint16_t kc2;
} qk_tap_dance_pair_t;
#define ACTION_TAP_DANCE_DOUBLE(kc1, kc2) { \
.type = QK_TAP_DANCE_TYPE_PAIR, \
.pair = { kc1, kc2 } \
.fn = { NULL, qk_tap_dance_pair_finished, qk_tap_dance_pair_reset }, \
.user_data = (void *)&((qk_tap_dance_pair_t) { kc1, kc2 }) \
}
#define ACTION_TAP_DANCE_FN(user_fn) { \
.type = QK_TAP_DANCE_TYPE_FN, \
.fn = { NULL, user_fn, NULL } \
}
#define ACTION_TAP_DANCE_FN_ADVANCED(user_fn_on_each_tap, user_fn_on_dance_finished, user_fn_on_reset) { \
.type = QK_TAP_DANCE_TYPE_FN, \
.fn = { user_fn_on_each_tap, user_fn_on_dance_finished, user_fn_on_reset } \
}
@ -64,6 +56,9 @@ bool process_tap_dance(uint16_t keycode, keyrecord_t *record);
void matrix_scan_tap_dance (void);
void reset_tap_dance (qk_tap_dance_state_t *state);
void qk_tap_dance_pair_finished (qk_tap_dance_state_t *state, void *user_data);
void qk_tap_dance_pair_reset (qk_tap_dance_state_t *state, void *user_data);
#else
#define TD(n) KC_NO