Note: Changing this property will not have any effect until the next time the menu is shown.
Note: When the buttons are not shown, any changes that are made to the checked nodes in the tree will be applied to the associated column unless the user presses the Esc key.
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