81 lines
2.1 KiB
C
81 lines
2.1 KiB
C
|
// Copyright 2021-2022 Google LLC
|
||
|
|
//
|
||
|
|
// Licensed under the Apache License, Version 2.0 (the "License");
|
||
|
|
// you may not use this file except in compliance with the License.
|
||
|
|
// You may obtain a copy of the License at
|
||
|
|
//
|
||
|
|
// https://www.apache.org/licenses/LICENSE-2.0
|
||
|
|
//
|
||
|
|
// Unless required by applicable law or agreed to in writing, software
|
||
|
|
// distributed under the License is distributed on an "AS IS" BASIS,
|
||
|
|
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||
|
|
// See the License for the specific language governing permissions and
|
||
|
|
// limitations under the License.
|
||
|
|
|
||
|
|
#include "caps_word.h"
|
||
|
|
|
||
|
|
/** @brief True when Caps Word is active. */
|
||
|
|
static bool caps_word_active = false;
|
||
|
|
|
||
|
|
#if CAPS_WORD_IDLE_TIMEOUT > 0
|
||
|
|
// Constrain timeout to a sensible range. With 16-bit timers, the longest
|
||
|
|
// timeout possible is 32768 ms, rounded here to 30000 ms = half a minute.
|
||
|
|
# if CAPS_WORD_IDLE_TIMEOUT < 100 || CAPS_WORD_IDLE_TIMEOUT > 30000
|
||
|
|
# error "CAPS_WORD_IDLE_TIMEOUT must be between 100 and 30000 ms"
|
||
|
|
# endif
|
||
|
|
|
||
|
|
/** @brief Deadline for idle timeout. */
|
||
|
|
static uint16_t idle_timer = 0;
|
||
|
|
|
||
|
|
void caps_word_task(void) {
|
||
|
|
if (caps_word_active && timer_expired(timer_read(), idle_timer)) {
|
||
|
|
caps_word_off();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
void caps_word_reset_idle_timer(void) {
|
||
|
|
idle_timer = timer_read() + CAPS_WORD_IDLE_TIMEOUT;
|
||
|
|
}
|
||
|
|
#endif // CAPS_WORD_IDLE_TIMEOUT > 0
|
||
|
|
|
||
|
|
void caps_word_on(void) {
|
||
|
|
if (caps_word_active) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
clear_mods();
|
||
|
|
#ifndef NO_ACTION_ONESHOT
|
||
|
|
clear_oneshot_mods();
|
||
|
|
#endif // NO_ACTION_ONESHOT
|
||
|
|
#if CAPS_WORD_IDLE_TIMEOUT > 0
|
||
|
|
caps_word_reset_idle_timer();
|
||
|
|
#endif // CAPS_WORD_IDLE_TIMEOUT > 0
|
||
|
|
|
||
|
|
caps_word_active = true;
|
||
|
|
caps_word_set_user(true);
|
||
|
|
}
|
||
|
|
|
||
|
|
void caps_word_off(void) {
|
||
|
|
if (!caps_word_active) {
|
||
|
|
return;
|
||
|
|
}
|
||
|
|
|
||
|
|
unregister_weak_mods(MOD_MASK_SHIFT); // Make sure weak shift is off.
|
||
|
|
caps_word_active = false;
|
||
|
|
caps_word_set_user(false);
|
||
|
|
}
|
||
|
|
|
||
|
|
void caps_word_toggle(void) {
|
||
|
|
if (caps_word_active) {
|
||
|
|
caps_word_off();
|
||
|
|
} else {
|
||
|
|
caps_word_on();
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
bool is_caps_word_on(void) {
|
||
|
|
return caps_word_active;
|
||
|
|
}
|
||
|
|
|
||
|
|
__attribute__((weak)) void caps_word_set_user(bool active) {}
|