118 lines
4.1 KiB
C
118 lines
4.1 KiB
C
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/*
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* Copyright (C) 2017 XRADIO TECHNOLOGY CO., LTD. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name of XRADIO TECHNOLOGY CO., LTD. nor the names of
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* its contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef _APPS_BUTTONS_H_
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#define _APPS_BUTTONS_H_
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#include <stdint.h>
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#define INVALID_BUTTON_STATE 0xffffffff
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#define ALL_BUTTONS_RELEASE 0
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/* one bit one hardware button, support up to 32 hardware buttons. */
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#define KEY0 (1<<0)
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#define KEY1 (1<<1)
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#define KEY2 (1<<2)
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#define KEY3 (1<<3)
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#define KEY4 (1<<4)
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#define KEY5 (1<<5)
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#define KEY6 (1<<6)
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#define KEY7 (1<<7)
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#define KEY8 (1<<8)
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#define KEY9 (1<<9)
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#define KEY10 (1<<10)
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#define KEY11 (1<<11)
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#define KEY12 (1<<12)
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#define KEY13 (1<<13)
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#define KEY14 (1<<14)
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#define KEY15 (1<<15)
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#define KEY16 (1<<16)
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#define KEY17 (1<<17)
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#define KEY18 (1<<18)
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#define KEY19 (1<<19)
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#define KEY20 (1<<20)
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#define KEY21 (1<<21)
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#define KEY22 (1<<22)
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#define KEY23 (1<<23)
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#define KEY24 (1<<24)
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#define KEY25 (1<<25)
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#define KEY26 (1<<26)
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#define KEY27 (1<<27)
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#define KEY28 (1<<28)
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#define KEY29 (1<<29)
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#define KEY30 (1<<30)
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#define KEY31 (1<<31)
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typedef enum {
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SHORT_BUTTON,
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LONG_BUTTON,
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SHORT_LONG_BUTTON,
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COMBINED_LONG_BUTTON,
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REPEAT_LONG_BUTTON,
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} BUTTON_TYPE;
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typedef enum {
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PRESS, /* used in LONG_BUTTON/SHORT_LONG_BUTTON/COMBINED_LONG_BUTTON/REPEAT_LONG_BUTTON */
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RELEASE, /* used in all types of buttons */
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REPEAT_PRESS, /* used in REPEAT_LONG_BUTTON */
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REPEAT_RELEASE, /* used in SHORT_LONG_BUTTON */
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INVALID_STA, /* invalid button state */
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} BUTTON_STATE;
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typedef struct button_handle {
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void (*start)(struct button_handle *handle);
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void (*stop)(struct button_handle *handle);
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int (*destroy)(struct button_handle *handle);
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int (*get_state)(struct button_handle *handle);
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void (*cb)(BUTTON_STATE sta, void *arg); /* buttons callback function */
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void *arg; /* the argument to callback function */
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} button_handle;
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typedef struct {
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int (*low_level_init)(void);
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int (*low_level_get_state)(void);
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int (*low_level_wait_semaphore)(uint32_t waitms);
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int (*low_level_release_semaphore)(void);
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int (*low_level_deinit)(void);
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} button_impl_t;
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int buttons_init(button_impl_t *impl);
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int buttons_deinit(void);
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void buttons_set_thread_stack_size(uint32_t size);
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void buttons_set_thread_priority(uint32_t priority);
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button_handle *create_short_button(uint32_t id_mask);
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button_handle *create_long_button(uint32_t id_mask, uint32_t timeout_ms);
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button_handle *create_short_long_button(uint32_t id_mask, uint32_t timeout_ms);
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button_handle *create_combined_long_button(uint32_t id_mask, uint32_t timeout_ms);
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button_handle *create_repeat_long_button(uint32_t id_mask, uint32_t timeout_ms, uint32_t repeat_timeout_ms);
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#endif /* _APPS_BUTTONS_H_ */
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