ChildrenChanging Event (NNode)
Occurs when the children set of this node is about to change, either because a new child is about to be inserted or because an existing child is about to be removed.
Target Platforms: Windows 10, Windows 7, Windows Vista SP1 or later, Windows XP SP3, Windows Server 2019, Windows Server 2016, Windows Server 2012 R2, Windows Server 2012, Windows Server 2008 (Server Core not supported), Windows Server 2008 R2 (Server Core supported with SP1 or later), Windows Server 2003 SP2