61. Event-Based Triggers Using Function Pointer Array

#include <stdio.h>

void on_button() {
    printf("Button Pressed");
}
void on_timer() {
    printf("Timer Expired");
}
void on_uart() {
    printf("UART Received");
}
void on_power() {
    printf("Power On");
}
void on_error() {
    printf("Error Detected");
}

void handle_event(int event_code ){
    void (*log[5])() = {on_button, on_timer, on_uart ,on_power, on_error};
    if(event_code >= 0 && event_code <= 4){
        log[event_code]();
    } else {
        printf("Unhandled Event\n");
    }
}

int main() {
    int event;
    scanf("%d", &event);
    handle_event(event);
    return 0;
}