Setting this property causes a TimeSpanEditorSpinButton instance to be added/removed to/from the ButtonsRight collection. This instance, however, is not serialized, but is rather resinstantiated as dictated by this property setting.
Target Platforms: Windows 10, Windows 8.1, Windows 8, Windows 7, Windows Server 2012, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2