Enable "mouse reporting" with Node.js

mouse.js

// Based on:
//    http://groups.google.com/group/nodejs-dev/browse_thread/thread/a0c23008029e5fa7

process.stdin.resume();

process.stdin.on('data', function (b) {
  var s = b.toString('utf8');
  if (s === '\u0003') {
    console.error('Ctrl+C');
    process.stdin.pause();
  } else if (/^\u001b\[M/.test(s)) {
    // mouse event
    console.error('s.length:', s.length);
    // reuse the key array albeit its name
    // otherwise recompute as the mouse event is structured differently
    var modifier = s.charCodeAt(3);
    var key = {};
    key.shift = !!(modifier & 4);
    key.meta = !!(modifier & 8);
    key.ctrl = !!(modifier & 16);
    key.x = s.charCodeAt(4) - 32;
    key.y = s.charCodeAt(5) - 32;
    key.button = null;
    key.sequence = s;
    key.buf = Buffer(key.sequence);
    if ((modifier & 96) === 96) {
      key.name = 'scroll';
      key.button = modifier & 1 ? 'down' : 'up';
    } else {
      key.name = modifier & 64 ? 'move' : 'click';
      switch (modifier & 3) {
        case 0 : key.button = 'left'; break;
        case 1 : key.button = 'middle'; break;
        case 2 : key.button = 'right'; break;
        case 3 : key.button = 'none'; break;
        default : return;
      }
    }
    console.error(key);
  } else {
    // something else...
    console.error(0, s, b);
  }
})

// Enable "raw mode"
if (process.stdin.setRawMode) {
  process.stdin.setRawMode(true);
} else {
  require('tty').setRawMode(true);
}

// Enable "mouse reporting"
process.stdout.write('\x1b[?1005h');
process.stdout.write('\x1b[?1003h');

process.on('exit', function () {
  // don't forget to turn off mouse reporting
  process.stdout.write('\x1b[?1005l');
  process.stdout.write('\x1b[?1003l');
});