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/*
Copyright 2013 Jun Wako <wakojun@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/>.
*/
#ifndef LAYER_STACK_H
#define LAYER_STACK_H
#include <stdint.h>
#include "action.h"
/*
* Layer stack
*/
#define LAYER_STACK_SIZE 8
typedef struct {
uint8_t layer:4;
uint8_t next:3;
bool used;
} layer_item_t;
bool layer_stack_push(uint8_t layer);
bool layer_stack_pop(void);
bool layer_stack_remove(uint8_t layer);
bool layer_stack_remove_then_push(uint8_t layer);
bool layer_stack_remove_or_push(uint8_t layer);
void layer_stack_debug(void);
action_t layer_stack_get_action(key_t key);
#endif
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