A short demo of an ncurses menu.

ncurses_menu.c

// Code copied from Casual Coder's youtube ncurses demo:
// https://youtu.be/ucmigNoLPeg

#include <ncurses.h>
#include <string.h>

int main(){

  /* NCURSES START */
  initscr();
  noecho();
  cbreak();

  // get screen size
  int yMax, xMax;
  getmaxyx(stdscr, yMax, xMax);

  // create window for input
  WINDOW * menuwin = newwin(6, xMax - 12, yMax - 8, 5);
  box(menuwin, 0, 0);
  refresh();
  wrefresh(menuwin);

  // make arrow keys usable
  keypad(menuwin, true);

  const char * choices[3];
  choices[0] = "Start New Game";
  choices[1] = "Load Saved Game";
  choices[2] = "Exit";
  int choice;
  int highlight = 0;

  while(1){
    for(int i = 0; i < 3; i++){
      if(i == highlight){
        wattron(menuwin, A_REVERSE);
      }
      mvwprintw(menuwin, i + 1, 1, choices[i]);
      wattroff(menuwin, A_REVERSE);
    }
    choice = wgetch(menuwin);

    switch(choice){
      case KEY_UP:
        highlight--;
        if(highlight == -1){
          highlight = 0;
        }
        break;
      case KEY_DOWN:
        highlight++;
        if(highlight == 3){
          highlight = 2;
        }
        break;
      default:
        break;
    }
    if(choice == 10){
      break;
    }
    printw("Your choice was: %s", choices[highlight]);
  }


  // wait before exiting
  getch();
  endwin();

  return 0;

}