screen.h

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#ifndef SCREEN_H
#define SCREEN_H

#include <stdio.h>
#include <stdbool.h>




typedef void (*SCREEN_CALLBACK)(void* screen);

typedef struct SCREEN_S{
    SCREEN_CALLBACK on_enter; 
    SCREEN_CALLBACK on_leave; 
    SCREEN_CALLBACK on_update; 

    struct SCREEN_S* next; 
} SCREEN_STRUCT;



bool gui_screen_navigate(SCREEN_STRUCT* screen);

bool gui_screen_back();


SCREEN_STRUCT* gui_screen_get_current();

//Updates/switches the screens. Call this from the app main loop, as fast as you can.
void gui_screen_update();

#endif /* SCREEN_H */