qmk-firmware/users/talljoe/tapdance.c

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//Tap Dance
#include "talljoe.h"
enum {
SINGLE_TAP = 1,
SINGLE_HOLD = 2,
DOUBLE_TAP = 3,
DOUBLE_HOLD = 4,
DOUBLE_SINGLE_TAP = 5, //send two single taps
TRIPLE_TAP = 6,
TRIPLE_HOLD = 7,
SPECIAL = 8
};
static struct {
int quote;
int semicolon;
} tap_state = {0};
int cur_dance (qk_tap_dance_state_t *state) {
if (state->count == 1) {
//If count = 1, and it has been interrupted - it doesn't matter if it is pressed or not: Send SINGLE_TAP
if (state->interrupted) {
// if (!state->pressed) return SINGLE_TAP;
//need "permissive hold" here.
// else return SINGLE_HOLD;
//If the interrupting key is released before the tap-dance key, then it is a single HOLD
//However, if the tap-dance key is released first, then it is a single TAP
//But how to get access to the state of the interrupting key????
return SINGLE_TAP;
}
else {
if (!state->pressed) return SINGLE_TAP;
else return SINGLE_HOLD;
}
}
//If count = 2, and it has been interrupted - assume that user is trying to type the letter associated
//with single tap.
else if (state->count == 2) {
if (state->interrupted) return DOUBLE_SINGLE_TAP;
else if (state->pressed) return DOUBLE_HOLD;
else return DOUBLE_TAP;
}
else if ((state->count == 3) && ((state->interrupted) || (!state->pressed))) return TRIPLE_TAP;
else if (state->count == 3) return TRIPLE_HOLD;
else return SPECIAL;
}
int hold_cur_dance (qk_tap_dance_state_t *state) {
if (state->count == 1) {
if (state->interrupted) {
if (!state->pressed) return SINGLE_TAP;
else return SINGLE_HOLD;
}
else {
if (!state->pressed) return SINGLE_TAP;
else return SINGLE_HOLD;
}
}
//If count = 2, and it has been interrupted - assume that user is trying to type the letter associated
//with single tap.
else if (state->count == 2) {
if (state->pressed) return DOUBLE_HOLD;
else return DOUBLE_TAP;
}
else if (state->count == 3) {
if (!state->pressed) return TRIPLE_TAP;
else return TRIPLE_HOLD;
}
else return SPECIAL;
}
// Send semi-colon + enter on two taps
void tap_dance_semicolon_finished(qk_tap_dance_state_t *state, void *user_data) {
tap_state.semicolon = hold_cur_dance(state);
switch (tap_state.semicolon) {
case SINGLE_TAP: case DOUBLE_HOLD: register_code(KC_SCLN); break;
case SINGLE_HOLD: layer_on(_NUM); break;
}
}
void tap_dance_semicolon_reset(qk_tap_dance_state_t *state, void *user_data) {
switch (tap_state.semicolon) {
case SINGLE_TAP: case DOUBLE_HOLD: unregister_code(KC_SCLN); break;
case DOUBLE_TAP: {
if (get_mods()) {
SEND_STRING(";;"); // send normal when mods are pressed
}
else {
SEND_STRING(";\n");
}
break;
}
case TRIPLE_TAP: {
SEND_STRING(";\n\n");
}
case SPECIAL: layer_invert(_NUM); break;
case SINGLE_HOLD: layer_off(_NUM); break;
}
tap_state.semicolon = 0;
}
// Send `. ~. ```
void tap_dance_grave_finished(qk_tap_dance_state_t *state, void *user_data) {
switch(state->count) {
case 1:
SEND_STRING("`");
break;
case 2:
SEND_STRING("~");
break;
}
}
void tap_dance_grave_each(qk_tap_dance_state_t *state, void *user_data) {
if(state->count == 3) {
SEND_STRING("```");
} else if (state->count > 3) {
SEND_STRING("`");
}
}
void tap_dance_quote_finished(qk_tap_dance_state_t *state, void *user_data) {
tap_state.quote = hold_cur_dance(state);
switch (tap_state.quote) {
case SINGLE_TAP: case DOUBLE_HOLD: register_code(KC_QUOT); break;
case SINGLE_HOLD: layer_on(_NAV); break;
}
}
void tap_dance_quote_reset(qk_tap_dance_state_t *state, void *user_data) {
switch (tap_state.quote) {
case SINGLE_TAP: case DOUBLE_HOLD: unregister_code(KC_QUOTE); break;
case DOUBLE_TAP: SEND_STRING("\""); break;
case TRIPLE_TAP: layer_invert(_NAV); break;
case SINGLE_HOLD: layer_off(_NAV); break;
}
tap_state.quote = 0;
}
qk_tap_dance_action_t tap_dance_actions[] = {
[TD_SEMICOLON] = ACTION_TAP_DANCE_FN_ADVANCED(NULL, tap_dance_semicolon_finished, tap_dance_semicolon_reset),
[TD_GRAVE] = ACTION_TAP_DANCE_FN_ADVANCED(tap_dance_grave_each, tap_dance_grave_finished, NULL),
[TD_QUOTE] = ACTION_TAP_DANCE_FN_ADVANCED(NULL, tap_dance_quote_finished, tap_dance_quote_reset),
};