events.h

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// SPDX-License-Identifier: Apache-2.0
#pragma once
 
#include "audio_player/base.h"
 
#ifdef __cplusplus
extern "C" {
#endif
 
typedef enum {
    EV_NONE = 0,
    EV_PLAYER_STATE,        
    EV_TRACK_CHANGED,       
    EV_POSITION,            
    EV_VOLUME,              
    EV_QUEUE_CHANGED,
    EV_PLAYBACK_ERROR,      
    EV_SLEEP_TIMER,         
} core_event_type_t;
 
typedef struct {
    core_event_type_t type;
    int32_t a;
    int32_t b;
    float f;
    char text[64];
} core_event_t;
 
typedef void (*core_event_sink_t)(const core_event_t *ev, void *user);
void core_events_set_sink(core_event_sink_t sink, void *user);
void core_event_post(const core_event_t *ev);
void core_event_post_simple(core_event_type_t type, int32_t a, int32_t b);
void core_event_post_text(core_event_type_t type, int32_t a, const char *text);
 
#ifdef __cplusplus
}
#endif