155 lines
4.3 KiB
C
155 lines
4.3 KiB
C
/*
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Copyright 2022 Eric Gebhart <e.a.gebhart@gmail.com>, @possumvibes
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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// Derived from nshot_mod by @possumvibes.
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// Derived from one shot_mod by @Callum.
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#include "nshot_mod.h"
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#include USERSPACE_H
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#undef NSHOT
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#define NSHOT(KEYCODE, MOD, COUNT) \
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{KEYCODE, MOD, COUNT, os_up_unqueued, 0},
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#undef ONESHOT
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#define ONESHOT(KEYCODE, MOD) NSHOT(KEYCODE, MOD, 1)
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#define A_KEY(KEYCODE) case KEYCODE:
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#define BLANK(...)
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#define CANCEL_KEY BLANK
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#define IGNORE_KEY BLANK
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nshot_state_t nshot_states[] = {
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#include "nshot.def"
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};
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uint8_t NUM_NSHOT_STATES = sizeof(nshot_states) / sizeof(nshot_state_t);
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bool process_nshot_state(uint16_t keycode, keyrecord_t *record) {
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nshot_state_t *curr_state = NULL;
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switch(keycode){
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case CLEAR: {
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clear_oneshot_mods();
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clear_mods();
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return false;
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}
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case PANIC: {
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clear_oneshot_mods();
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clear_mods();
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if (get_oneshot_layer() != 0) {
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clear_oneshot_layer_state(ONESHOT_OTHER_KEY_PRESSED);
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}
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layer_move(0);
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return false;
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}
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}
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for (int i = 0; i < NUM_NSHOT_STATES; ++i) {
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curr_state = &nshot_states[i];
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if (keycode == curr_state->trigger) {
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if (record->event.pressed) {
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// Trigger keydown
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if (curr_state->state == os_up_unqueued) {
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register_code(curr_state->mod);
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}
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curr_state->state = os_down_unused;
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curr_state->count = 0;
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} else {
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// Trigger keyup
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switch (curr_state->state) {
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case os_down_unused:
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// If we didn't use the mod while trigger was held, queue it.
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curr_state->state = os_up_queued;
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break;
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case os_down_used:
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// If we did use the mod while trigger was held, unregister it.
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curr_state->state = os_up_unqueued;
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unregister_code(curr_state->mod);
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break;
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default:
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break;
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}
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}
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} else {
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if (record->event.pressed) {
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if (is_nshot_cancel_key(keycode) && curr_state->state != os_up_unqueued) {
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// Cancel oneshot on designated cancel keydown.
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curr_state->state = os_up_unqueued;
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curr_state->count = 0;
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unregister_code(curr_state->mod);
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}
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} else {
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if (!is_nshot_ignored_key(keycode)) {
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// On non-ignored keyup, consider the oneshot used.
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switch (curr_state->state) {
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case os_down_unused:
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// The mod key is being held as a normal mod.
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curr_state->state = os_down_used;
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break;
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case os_up_queued:
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// The mod key is being used as an n-shot.
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// Increment the keys-used count.
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curr_state->count = curr_state->count + 1;
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// If the n-shot max has been reached, complete the n-shot.
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if (curr_state->count == curr_state->max_count) {
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curr_state->state = os_up_unqueued;
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curr_state->count = 0;
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unregister_code(curr_state->mod);
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}
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break;
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default:
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break;
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}
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}
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}
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}
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}
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return true;
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}
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// turn off the nshot/oneshot macros
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#undef ONESHOT
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#undef NSHOT
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#define ONESHOT BLANK
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#define NSHOT BLANK
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#undef CANCEL_KEY
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#undef IGNORE_KEY
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#define IGNORE_KEY BLANK
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#define CANCEL_KEY A_KEY
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bool is_nshot_cancel_key(uint16_t keycode) {
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switch (keycode) {
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#include "nshot.def"
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return true;
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default:
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return false;
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}
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}
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#undef CANCEL_KEY
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#undef IGNORE_KEY
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#define CANCEL_KEY BLANK
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#define IGNORE_KEY A_KEY
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bool is_nshot_ignored_key(uint16_t keycode) {
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switch (keycode) {
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#include "nshot.def"
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return true;
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default:
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return false;
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}
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}
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