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/* Copyright 2022 Cameron Larsen <camjlarsen@gmail.com>
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "oneshot.h"
void update_oneshot(oneshot_state *state, uint16_t mod, uint16_t trigger, uint16_t keycode, keyrecord_t *record) {
if (keycode == trigger) {
if (record->event.pressed) {
// Trigger keydown
if (*state == os_up_unqueued) {
register_code(mod);
}
*state = os_down_unused;
} else {
// Trigger keyup
switch (*state) {
case os_down_unused:
// If we didn't use the mod while trigger was held, queue it.
*state = os_up_queued;
break;
case os_down_used:
// If we did use the mod while trigger was held, unregister it.
*state = os_up_unqueued;
unregister_code(mod);
break;
default:
break;
}
}
} else {
if (record->event.pressed) {
if (is_oneshot_cancel_key(keycode) && *state != os_up_unqueued) {
// Cancel oneshot on designated cancel keydown.
*state = os_up_unqueued;
unregister_code(mod);
}
} else {
if (!is_oneshot_ignored_key(keycode)) {
// On non-ignored keyup, consider the oneshot used.
switch (*state) {
case os_down_unused:
*state = os_down_used;
break;
case os_up_queued:
*state = os_up_unqueued;
unregister_code(mod);
break;
default:
break;
}
}
}
}
}
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