function describeKeyEventType(keyEventType) {
  switch(parseInt(keyEventType, 10)) {
    case 0: return 'keydown';
    case 1: return 'keypress';
    default: return 'keyup';
  }
}
Returns the name of the event at a specified event record index
@param {KeyEventType} keyEventType
@returns {KeyEventName} Name of the key event