InlineEditing.js

el.set('contentEditable', true)
  .addEvents({
    keydown: function(e){ if (e.key == 'enter') e.preventDefault(); },
    keypress: function(e){ if (e.event.which == 0 && e.code == 13) e.preventDefault(); },
    blur: function(){ var text = this.get('text'); this.set('text', text); }
  });