ncurses snippet for nodejs

ncurses-detect-keychar.js

//first do a 'npm install ncurses'
var nc = require('ncurses'),
    widgets = require('./node_modules/ncurses/lib/widgets');

  var win = new nc.Window();
  nc.showCursor = false;

  widgets.MessageBox('Do you want to continue', { buttons: ['OK', 'Cancel'], pos: 'center'}, function(choice) {
    win.refresh();
    if(choice == 'OK') {
      win.centertext(0, 'Press a key to know the code, [q] or [scape] to quit.');
      win.refresh();
    } else {
      win.centertext(0, 'Bye! ');
      setTimeout(function() { win.close(); }, 1000);
    }
  });

  win.on('inputChar', function(char, charCode, isKey) {
    win.refresh();
    win.centertext(1, 'charCode: ' + charCode);
    if(charCode == 27 || charCode == 113) {
       win.centertext(5, 'Bye!' );
       setTimeout(function() { win.close(); }, 500);
    }
  });