Object encapsulating the following options: onKeyDown: Object{handler, unsubscribe} handler [type: Function(event)] - the handler for key down unsubscribe [type: Boolean] - true to unsubscribe onKeyUp: Object{handler, unsubscribe} handler [type: Function(event)] - the handler for key down unsubscribe [type: Boolean] - true to unsubscribe onDblClick: Object({handler, unsubscribe} handler [type: Function(event)] - the handler for double click unsubscribe [type: Boolean] - true to unsubscribe